| 1 | import { createStore } from "/js/AlpineStore.js"; |
| 2 | import { callJsonApi } from "/js/api.js"; |
| 3 | import { getNamespacedClient } from "/js/websocket.js"; |
| 4 | import { getContext, setContext } from "/index.js"; |
| 5 | import { copyToClipboard } from "/components/messages/action-buttons/simple-action-buttons.js"; |
| 6 | import { store as chatInputStore } from "/components/chat/input/input-store.js"; |
| 7 | import { store as pluginSettingsStore } from "/components/plugins/plugin-settings-store.js"; |
| 8 | import { store as chatsStore } from "/components/sidebar/chats/chats-store.js"; |
| 9 | import { store as rightCanvasStore } from "/components/canvas/right-canvas-store.js"; |
| 10 | import { |
| 11 | openLatest as openLatestSurface, |
| 12 | placeSurfaceModalHeaderAction, |
| 13 | registerUrlHandler, |
| 14 | } from "/js/surfaces.js"; |
| 15 | |
| 16 | const websocket = getNamespacedClient("/ws"); |
| 17 | websocket.addHandlers(["ws_webui"]); |
| 18 | |
| 19 | const EXTENSIONS_ROOT = "/a0/usr/_browser/extensions"; |
| 20 | const BROWSER_SUBSCRIBE_TIMEOUT_MS = 60000; |
| 21 | const BROWSER_FIRST_INSTALL_TIMEOUT_MS = 300000; |
| 22 | const BROWSER_COMMAND_TIMEOUT_MS = 45000; |
| 23 | const BROWSER_CONFIG_REFRESH_MS = 15000; |
| 24 | const BROWSER_VIEWER_TRANSPORT_INTERACTIVE = "interactive"; |
| 25 | const BROWSER_VIEWER_TRANSPORT_SNAPSHOT = "snapshot"; |
| 26 | const BROWSER_VIEWER_TRANSPORT_SCREENCAST = "screencast"; |
| 27 | const VIEWPORT_SYNC_INTERVAL_MS = 50; |
| 28 | const VIEWPORT_SYNC_SIZE_TOLERANCE = 4; |
| 29 | const CANVAS_VIEWPORT_SETTLE_MS = 520; |
| 30 | const INTERACTIVE_VIEWPORT_SETTLE_MS = 320; |
| 31 | const SURFACE_VIEWPORT_STABLE_FRAMES = 4; |
| 32 | const SURFACE_VIEWPORT_MAX_WAIT_MS = 1200; |
| 33 | const FRAME_REJECT_SYNC_COOLDOWN_MS = 600; |
| 34 | const ANNOTATION_DRAG_THRESHOLD = 6; |
| 35 | const ANNOTATION_MAX_COMMENTS = 24; |
| 36 | const ANNOTATION_DOM_LIMIT = 1200; |
| 37 | const ANNOTATION_TRAY_MARGIN = 10; |
| 38 | const BROWSER_VISUAL_SHORTCUT_KEYS = new Set(["a", "c", "insert", "v", "x", "y", "z"]); |
| 39 | const LOCAL_EDITABLE_SELECTOR = "input, textarea, select, [contenteditable]"; |
| 40 | const BROWSER_BINARY_FRAME_REQUESTS_ENABLED = false; |
| 41 | const BROWSER_BINARY_PAYLOADS_SUPPORTED = typeof Blob === "function" |
| 42 | && typeof globalThis.URL?.createObjectURL === "function"; |
| 43 | const BROWSER_CANVAS_FRAMES_SUPPORTED = typeof globalThis.createImageBitmap === "function"; |
| 44 | |
| 45 | function makeViewerToken() { |
| 46 | return globalThis.crypto?.randomUUID?.() |
| 47 | || `${Date.now().toString(36)}-${Math.random().toString(36).slice(2)}`; |
| 48 | } |
| 49 | |
| 50 | function firstOk(response) { |
| 51 | const result = response?.results?.find((item) => item?.ok); |
| 52 | if (result) { |
| 53 | const data = result.data || {}; |
| 54 | if (data.browser_error) { |
| 55 | throw new Error(data.browser_error.error || data.browser_error.code || "Browser request failed"); |
| 56 | } |
| 57 | return data; |
| 58 | } |
| 59 | const error = response?.results?.find((item) => !item?.ok)?.error; |
| 60 | if (error) throw new Error(error.error || error.code || "Browser request failed"); |
| 61 | return {}; |
| 62 | } |
| 63 | |
| 64 | function normalizeBool(value, fallback = true) { |
| 65 | if (value === undefined || value === null || value === "") return fallback; |
| 66 | if (typeof value === "boolean") return value; |
| 67 | if (typeof value === "number") return Boolean(value); |
| 68 | const normalized = String(value).trim().toLowerCase(); |
| 69 | if (["1", "true", "yes", "on", "enabled"].includes(normalized)) return true; |
| 70 | if (["0", "false", "no", "off", "disabled"].includes(normalized)) return false; |
| 71 | return fallback; |
| 72 | } |
| 73 | |
| 74 | function elementFromTarget(target) { |
| 75 | if (!target) return null; |
| 76 | if (target.nodeType === 1) return target; |
| 77 | return target.parentElement || null; |
| 78 | } |
| 79 | |
| 80 | function isLocalEditableTarget(target) { |
| 81 | const element = elementFromTarget(target); |
| 82 | const editable = element?.closest?.(LOCAL_EDITABLE_SELECTOR); |
| 83 | if (!editable) return false; |
| 84 | if (editable.matches?.("input, textarea, select")) return true; |
| 85 | const value = String(editable.getAttribute?.("contenteditable") || "").trim().toLowerCase(); |
| 86 | return ["", "true", "plaintext-only"].includes(value); |
| 87 | } |
| 88 | |
| 89 | function isAltTextInput(event, platform = "") { |
| 90 | const key = String(event?.key || ""); |
| 91 | if (key.length !== 1 || !event?.altKey || event.metaKey) return false; |
| 92 | const targetPlatform = String( |
| 93 | platform |
| 94 | || globalThis.navigator?.userAgentData?.platform |
| 95 | || globalThis.navigator?.platform |
| 96 | || "", |
| 97 | ); |
| 98 | return Boolean( |
| 99 | event.ctrlKey |
| 100 | || event.getModifierState?.("AltGraph") |
| 101 | || /mac/i.test(targetPlatform), |
| 102 | ); |
| 103 | } |
| 104 | |
| 105 | function nextAnimationFrame() { |
| 106 | return new Promise((resolve) => { |
| 107 | const schedule = globalThis.requestAnimationFrame || ((callback) => globalThis.setTimeout(callback, 16)); |
| 108 | schedule(() => resolve()); |
| 109 | }); |
| 110 | } |
| 111 | |
| 112 | function loadFrameDimensions(src) { |
| 113 | return new Promise((resolve) => { |
| 114 | if (!src) { |
| 115 | resolve(null); |
| 116 | return; |
| 117 | } |
| 118 | |
| 119 | const image = new Image(); |
| 120 | let settled = false; |
| 121 | const finish = (dimensions) => { |
| 122 | if (settled) return; |
| 123 | settled = true; |
| 124 | resolve(dimensions); |
| 125 | }; |
| 126 | |
| 127 | image.onload = () => finish({ |
| 128 | width: image.naturalWidth || 0, |
| 129 | height: image.naturalHeight || 0, |
| 130 | }); |
| 131 | image.onerror = () => finish(null); |
| 132 | image.src = src; |
| 133 | |
| 134 | if (image.complete) { |
| 135 | image.onload(); |
| 136 | } |
| 137 | }); |
| 138 | } |
| 139 | |
| 140 | function frameImageSource(data = {}) { |
| 141 | const image = data?.image; |
| 142 | if (!image) return null; |
| 143 | const mime = data.mime || "image/jpeg"; |
| 144 | const isArrayBuffer = typeof ArrayBuffer !== "undefined" && image instanceof ArrayBuffer; |
| 145 | const isView = typeof ArrayBuffer !== "undefined" && ArrayBuffer.isView?.(image); |
| 146 | const isBlob = typeof Blob !== "undefined" && image instanceof Blob; |
| 147 | if (isArrayBuffer || isView || isBlob) { |
| 148 | if (!BROWSER_BINARY_PAYLOADS_SUPPORTED) return null; |
| 149 | const blob = isBlob ? image : new Blob([image], { type: mime }); |
| 150 | const src = globalThis.URL.createObjectURL(blob); |
| 151 | return { |
| 152 | src, |
| 153 | blob, |
| 154 | objectUrl: src, |
| 155 | cleanup: () => globalThis.URL.revokeObjectURL(src), |
| 156 | }; |
| 157 | } |
| 158 | if (data.encoding === "binary") return null; |
| 159 | if (typeof image !== "string") return null; |
| 160 | return { |
| 161 | src: `data:${mime};base64,${image}`, |
| 162 | objectUrl: "", |
| 163 | cleanup: null, |
| 164 | }; |
| 165 | } |
| 166 | |
| 167 | async function loadFrameBitmap(src, options = {}) { |
| 168 | if (!BROWSER_CANVAS_FRAMES_SUPPORTED || !src) return null; |
| 169 | try { |
| 170 | const blob = options.blob || await fetch(src).then((response) => response.blob()); |
| 171 | return await globalThis.createImageBitmap(blob); |
| 172 | } catch { |
| 173 | return null; |
| 174 | } |
| 175 | } |
| 176 | |
| 177 | const model = { |
| 178 | loading: true, |
| 179 | error: "", |
| 180 | status: null, |
| 181 | contextId: "", |
| 182 | browsers: [], |
| 183 | activeBrowserId: null, |
| 184 | activeBrowserContextId: "", |
| 185 | address: "", |
| 186 | frameSrc: "", |
| 187 | frameCanvasReady: false, |
| 188 | frameState: null, |
| 189 | viewerTransport: BROWSER_VIEWER_TRANSPORT_INTERACTIVE, |
| 190 | interactiveViewUrl: "", |
| 191 | viewerFallbackReason: "", |
| 192 | tabScope: "per_context", |
| 193 | annotating: false, |
| 194 | annotationComments: [], |
| 195 | annotationHover: null, |
| 196 | annotationDraft: null, |
| 197 | annotationDraftText: "", |
| 198 | annotationDragRect: null, |
| 199 | annotationBusy: false, |
| 200 | annotationError: "", |
| 201 | annotationTrayPosition: null, |
| 202 | annotationTrayDragging: false, |
| 203 | connected: false, |
| 204 | switchingBrowserId: null, |
| 205 | commandInFlight: false, |
| 206 | addressFocused: false, |
| 207 | _frameOff: null, |
| 208 | _stateOff: null, |
| 209 | _lastFrameAt: 0, |
| 210 | _lastFrameDimensions: null, |
| 211 | _pendingFrameSrc: "", |
| 212 | _pendingFrameOptions: null, |
| 213 | _frameObjectUrl: "", |
| 214 | _frameRenderHandle: null, |
| 215 | _frameRenderCancel: null, |
| 216 | _frameRenderSequence: 0, |
| 217 | _frameCanvas: null, |
| 218 | _floatingCleanup: null, |
| 219 | _stageElement: null, |
| 220 | _stageResizeObserver: null, |
| 221 | _viewportSyncTimer: null, |
| 222 | _lastFrameRejectSyncAt: 0, |
| 223 | _lastViewportKey: "", |
| 224 | _lastViewport: null, |
| 225 | _annotationPointer: null, |
| 226 | _annotationTrayDrag: null, |
| 227 | _annotationSequence: 0, |
| 228 | _annotationHoverSequence: 0, |
| 229 | _annotationHoverAt: 0, |
| 230 | _mode: "", |
| 231 | _surfaceMounted: false, |
| 232 | _surfaceSwitching: false, |
| 233 | _surfaceHandoff: false, |
| 234 | _surfaceHandoffTimer: null, |
| 235 | _surfaceOpenedAt: 0, |
| 236 | _surfaceOpenSequence: 0, |
| 237 | _openPromise: null, |
| 238 | _openSignature: "", |
| 239 | _connectSequence: 0, |
| 240 | _viewerToken: "", |
| 241 | _subscribedViewerTransport: BROWSER_VIEWER_TRANSPORT_INTERACTIVE, |
| 242 | _contextCreatePromise: null, |
| 243 | _lastSelectedContextId: "", |
| 244 | _sessionRefreshPromise: null, |
| 245 | _sessionRefreshContextId: "", |
| 246 | extensionMenuOpen: false, |
| 247 | extensionInstallUrl: "", |
| 248 | extensionActionLoading: false, |
| 249 | extensionActionMessage: "", |
| 250 | extensionActionError: "", |
| 251 | extensionsRoot: "", |
| 252 | extensionsList: [], |
| 253 | extensionsListLoading: false, |
| 254 | extensionToggleLoadingPath: "", |
| 255 | modelPreset: "", |
| 256 | modelPresetOptions: [], |
| 257 | mainModelSummary: "", |
| 258 | modelPresetSaving: false, |
| 259 | browserInstallExpected: false, |
| 260 | defaultHomepage: "about:blank", |
| 261 | autofocusActivePage: true, |
| 262 | _commandInFlightCount: 0, |
| 263 | _closingBrowserIds: {}, |
| 264 | _configLoadedAt: 0, |
| 265 | _configRefreshPromise: null, |
| 266 | _clipboardFallbackText: "", |
| 267 | |
| 268 | async refreshStatus() { |
| 269 | this.status = await callJsonApi("/plugins/_browser/status", {}); |
| 270 | this.browserInstallExpected = Boolean(this.status?.playwright?.install_required); |
| 271 | }, |
| 272 | |
| 273 | async refreshExtensionsList() { |
| 274 | this.extensionsListLoading = true; |
| 275 | try { |
| 276 | const response = await callJsonApi("/plugins/_browser/extensions", { |
| 277 | action: "list", |
| 278 | context_id: this.resolveContextId() || this.contextId, |
| 279 | }); |
| 280 | if (!response?.ok) { |
| 281 | throw new Error(response?.error || "Could not load browser extensions."); |
| 282 | } |
| 283 | this.applyExtensionPayload(response); |
| 284 | } catch (error) { |
| 285 | this.extensionActionError = error instanceof Error ? error.message : String(error); |
| 286 | } finally { |
| 287 | this.extensionsListLoading = false; |
| 288 | } |
| 289 | }, |
| 290 | |
| 291 | applyExtensionPayload(response = {}) { |
| 292 | this.extensionsRoot = response.root || EXTENSIONS_ROOT; |
| 293 | this.extensionsList = Array.isArray(response.extensions) ? response.extensions : []; |
| 294 | this.defaultHomepage = String(response.default_homepage || "about:blank").trim() || "about:blank"; |
| 295 | this.autofocusActivePage = normalizeBool(response.autofocus_active_page, true); |
| 296 | this.modelPreset = String(response.model_preset || ""); |
| 297 | this.mainModelSummary = String(response.main_model_summary || ""); |
| 298 | this.modelPresetOptions = Array.isArray(response.model_preset_options) |
| 299 | ? response.model_preset_options |
| 300 | : []; |
| 301 | this._configLoadedAt = Date.now(); |
| 302 | }, |
| 303 | |
| 304 | async ensureBrowserConfigLoaded(force = false) { |
| 305 | if (!force && this._configLoadedAt && Date.now() - this._configLoadedAt < BROWSER_CONFIG_REFRESH_MS) { |
| 306 | return; |
| 307 | } |
| 308 | if (this._configRefreshPromise) { |
| 309 | await this._configRefreshPromise; |
| 310 | return; |
| 311 | } |
| 312 | this._configRefreshPromise = (async () => { |
| 313 | const response = await callJsonApi("/plugins/_browser/extensions", { |
| 314 | action: "list", |
| 315 | context_id: this.resolveContextId() || this.contextId, |
| 316 | }); |
| 317 | if (!response?.ok) { |
| 318 | throw new Error(response?.error || "Could not load browser settings."); |
| 319 | } |
| 320 | this.applyExtensionPayload(response); |
| 321 | })(); |
| 322 | try { |
| 323 | await this._configRefreshPromise; |
| 324 | } finally { |
| 325 | this._configRefreshPromise = null; |
| 326 | } |
| 327 | }, |
| 328 | |
| 329 | async allowsToolAutofocus() { |
| 330 | try { |
| 331 | await this.ensureBrowserConfigLoaded(); |
| 332 | } catch (error) { |
| 333 | console.warn("Browser autofocus setting could not be loaded", error); |
| 334 | } |
| 335 | return this.autofocusActivePage !== false; |
| 336 | }, |
| 337 | |
| 338 | handleSelectedContextChange(contextId = "") { |
| 339 | const selectedContextId = this.normalizeContextId(contextId || this.resolveContextId()); |
| 340 | if (selectedContextId === this._lastSelectedContextId) return; |
| 341 | this._lastSelectedContextId = selectedContextId; |
| 342 | if (!this._surfaceMounted) return; |
| 343 | void this.syncViewerToSelectedContext(selectedContextId); |
| 344 | }, |
| 345 | |
| 346 | async refreshBrowserSessions(contextId = "") { |
| 347 | const requestedContextId = this.normalizeContextId(contextId || this.resolveContextId()); |
| 348 | if (this._sessionRefreshPromise) { |
| 349 | const inFlightContextId = this._sessionRefreshContextId; |
| 350 | await this._sessionRefreshPromise; |
| 351 | if (requestedContextId && requestedContextId !== inFlightContextId) { |
| 352 | return await this.refreshBrowserSessions(requestedContextId); |
| 353 | } |
| 354 | return; |
| 355 | } |
| 356 | this._sessionRefreshContextId = requestedContextId; |
| 357 | this._sessionRefreshPromise = (async () => { |
| 358 | const response = await websocket.request( |
| 359 | "browser_viewer_sessions", |
| 360 | { context_id: requestedContextId }, |
| 361 | { timeoutMs: 10000 }, |
| 362 | ); |
| 363 | const data = firstOk(response); |
| 364 | this.applyTabScope(data); |
| 365 | this.applyBrowserListing(data.browsers || [], data.context_id || "", { |
| 366 | replaceAll: Boolean(data.all_browsers), |
| 367 | replaceContext: !data.all_browsers, |
| 368 | }); |
| 369 | })(); |
| 370 | try { |
| 371 | await this._sessionRefreshPromise; |
| 372 | } catch (error) { |
| 373 | console.warn("Browser session refresh failed", error); |
| 374 | } finally { |
| 375 | this._sessionRefreshPromise = null; |
| 376 | this._sessionRefreshContextId = ""; |
| 377 | } |
| 378 | }, |
| 379 | |
| 380 | async syncViewerToSelectedContext(contextId = "") { |
| 381 | const selectedContextId = this.normalizeContextId(contextId || this.resolveContextId()); |
| 382 | if (!selectedContextId) return; |
| 383 | await this.refreshBrowserSessions(selectedContextId); |
| 384 | if (!this._surfaceMounted || !this.isVisibleBrowserSurface()) return; |
| 385 | |
| 386 | const targetBrowserId = this.firstBrowserInContext(selectedContextId)?.id || null; |
| 387 | if ( |
| 388 | this.normalizeContextId(this.contextId) === selectedContextId |
| 389 | && ( |
| 390 | !targetBrowserId |
| 391 | || this.sameBrowserTab(targetBrowserId, selectedContextId, this.activeBrowserId, this.activeBrowserContextId) |
| 392 | ) |
| 393 | ) { |
| 394 | return; |
| 395 | } |
| 396 | |
| 397 | this.loading = true; |
| 398 | this.error = ""; |
| 399 | this.resetRenderedFrame(); |
| 400 | this.resetViewportTracking(); |
| 401 | this._surfaceSwitching = Boolean(targetBrowserId); |
| 402 | this.switchingBrowserId = targetBrowserId; |
| 403 | try { |
| 404 | await this.connectViewer({ |
| 405 | browserId: targetBrowserId, |
| 406 | contextId: selectedContextId, |
| 407 | initialViewport: this.currentViewportSize(), |
| 408 | }); |
| 409 | await this.syncViewportAfterSurfaceOpen(this._surfaceOpenSequence); |
| 410 | } catch (error) { |
| 411 | this.error = error instanceof Error ? error.message : String(error); |
| 412 | } finally { |
| 413 | this.loading = false; |
| 414 | this._surfaceSwitching = false; |
| 415 | } |
| 416 | }, |
| 417 | |
| 418 | toggleExtensionsMenu() { |
| 419 | this.extensionMenuOpen = !this.extensionMenuOpen; |
| 420 | if (this.extensionMenuOpen) { |
| 421 | this.extensionActionMessage = ""; |
| 422 | this.extensionActionError = ""; |
| 423 | void this.refreshExtensionsList(); |
| 424 | } |
| 425 | }, |
| 426 | |
| 427 | closeExtensionsMenu() { |
| 428 | this.extensionMenuOpen = false; |
| 429 | }, |
| 430 | |
| 431 | resolveContextId() { |
| 432 | const urlContext = new URLSearchParams(globalThis.location?.search || "").get("ctxid"); |
| 433 | return getContext() || urlContext || chatsStore.selected || ""; |
| 434 | }, |
| 435 | |
| 436 | normalizeContextId(contextId = "") { |
| 437 | return String(contextId || "").trim(); |
| 438 | }, |
| 439 | |
| 440 | async ensureContextId() { |
| 441 | const existingContextId = String(this.resolveContextId() || "").trim(); |
| 442 | if (existingContextId) { |
| 443 | this.contextId = existingContextId; |
| 444 | return existingContextId; |
| 445 | } |
| 446 | |
| 447 | if (!this._contextCreatePromise) { |
| 448 | this._contextCreatePromise = this.createChatContextForBrowser(); |
| 449 | } |
| 450 | |
| 451 | try { |
| 452 | const contextId = await this._contextCreatePromise; |
| 453 | this.contextId = contextId; |
| 454 | return contextId; |
| 455 | } finally { |
| 456 | this._contextCreatePromise = null; |
| 457 | } |
| 458 | }, |
| 459 | |
| 460 | async contextIdForNewBrowser() { |
| 461 | const selectedContextId = this.normalizeContextId(chatsStore.selected); |
| 462 | if (selectedContextId) { |
| 463 | this.contextId = selectedContextId; |
| 464 | return selectedContextId; |
| 465 | } |
| 466 | return await this.ensureContextId(); |
| 467 | }, |
| 468 | |
| 469 | async contextIdForActiveBrowser() { |
| 470 | const activeContextId = this.normalizeContextId(this.activeBrowserContextId || this.contextId); |
| 471 | if (activeContextId) return activeContextId; |
| 472 | return await this.ensureContextId(); |
| 473 | }, |
| 474 | |
| 475 | async createChatContextForBrowser() { |
| 476 | const response = await callJsonApi("/chat_create", { |
| 477 | current_context: this.resolveContextId() || "", |
| 478 | }); |
| 479 | const selectedContextId = String(this.resolveContextId() || "").trim(); |
| 480 | if (selectedContextId) return selectedContextId; |
| 481 | |
| 482 | const contextId = String(response?.ctxid || "").trim(); |
| 483 | if (!response?.ok || !contextId) { |
| 484 | throw new Error(response?.error || "Could not create a chat for Browser."); |
| 485 | } |
| 486 | |
| 487 | setContext(contextId); |
| 488 | chatsStore.setSelected?.(contextId); |
| 489 | |
| 490 | return contextId; |
| 491 | }, |
| 492 | |
| 493 | async openExtensionsSettings() { |
| 494 | if (!pluginSettingsStore?.openConfig) { |
| 495 | this.error = "Browser settings are unavailable."; |
| 496 | return; |
| 497 | } |
| 498 | try { |
| 499 | this.closeExtensionsMenu(); |
| 500 | await pluginSettingsStore.openConfig("_browser"); |
| 501 | await this.refreshAfterSettingsClose(); |
| 502 | } catch (error) { |
| 503 | this.error = error instanceof Error ? error.message : String(error); |
| 504 | } |
| 505 | }, |
| 506 | |
| 507 | async refreshAfterSettingsClose() { |
| 508 | this.loading = true; |
| 509 | this.error = ""; |
| 510 | try { |
| 511 | await this.refreshStatus(); |
| 512 | await this.refreshExtensionsList(); |
| 513 | this.connected = false; |
| 514 | this.browsers = []; |
| 515 | this.setActiveBrowserId(null); |
| 516 | this.address = ""; |
| 517 | this.frameState = null; |
| 518 | this.clearFrameSrc(); |
| 519 | this.clearFrameCanvas(); |
| 520 | if (this.contextId) { |
| 521 | await this.connectViewer(); |
| 522 | } |
| 523 | } finally { |
| 524 | this.loading = false; |
| 525 | } |
| 526 | }, |
| 527 | |
| 528 | createExtensionWithAgent() { |
| 529 | this._prefillAgentPrompt( |
| 530 | [ |
| 531 | "Use the browser-extension-control skill to create a new Chrome extension for Agent Zero's Browser.", |
| 532 | "Start by asking me for the extension name, purpose, target websites, and required permissions.", |
| 533 | `Create it under ${this.extensionsRoot || EXTENSIONS_ROOT}/<extension-slug> and keep permissions minimal.`, |
| 534 | ].join("\n") |
| 535 | ); |
| 536 | }, |
| 537 | |
| 538 | askAgentInstallExtension() { |
| 539 | const url = String(this.extensionInstallUrl || "").trim(); |
| 540 | const prompt = url |
| 541 | ? [ |
| 542 | "Use the browser-extension-control skill to review and optionally install this Chrome Web Store extension for Agent Zero's Browser.", |
| 543 | `Chrome Web Store URL or id: ${url}`, |
| 544 | "Explain the permissions and any sandbox risk before enabling it.", |
| 545 | ].join("\n") |
| 546 | : [ |
| 547 | "Use the browser-extension-control skill to help me install and review a Chrome Web Store extension for Agent Zero's Browser.", |
| 548 | "Ask me for the Chrome Web Store URL or extension id first.", |
| 549 | "Explain the permissions and any sandbox risk before enabling it.", |
| 550 | ].join("\n"); |
| 551 | this._prefillAgentPrompt(prompt); |
| 552 | }, |
| 553 | |
| 554 | async installExtensionFromUrl() { |
| 555 | const url = String(this.extensionInstallUrl || "").trim(); |
| 556 | this.extensionActionMessage = ""; |
| 557 | this.extensionActionError = ""; |
| 558 | if (!url) { |
| 559 | this.extensionActionError = "Paste a Chrome Web Store URL or extension id first."; |
| 560 | return; |
| 561 | } |
| 562 | |
| 563 | this.extensionActionLoading = true; |
| 564 | this.extensionActionMessage = "Installing extension… Large packages may take a few minutes."; |
| 565 | try { |
| 566 | const response = await callJsonApi("/plugins/_browser/extensions", { |
| 567 | action: "install_web_store", |
| 568 | context_id: this.resolveContextId() || this.contextId, |
| 569 | url, |
| 570 | }); |
| 571 | if (!response?.ok) { |
| 572 | throw new Error(response?.error || "Install failed."); |
| 573 | } |
| 574 | this.applyExtensionPayload(response); |
| 575 | this.extensionInstallUrl = ""; |
| 576 | this.extensionActionMessage = `Installed ${response.name || response.id}.`; |
| 577 | await this.refreshAfterSettingsClose(); |
| 578 | } catch (error) { |
| 579 | this.extensionActionMessage = ""; |
| 580 | this.extensionActionError = error instanceof Error ? error.message : String(error); |
| 581 | } finally { |
| 582 | this.extensionActionLoading = false; |
| 583 | } |
| 584 | }, |
| 585 | |
| 586 | async setExtensionEnabled(extension, enabled, input = null) { |
| 587 | const path = String(extension?.path || ""); |
| 588 | if (!path) return; |
| 589 | const previous = Boolean(extension?.enabled); |
| 590 | this.extensionActionMessage = ""; |
| 591 | this.extensionActionError = ""; |
| 592 | this.extensionToggleLoadingPath = path; |
| 593 | try { |
| 594 | const response = await callJsonApi("/plugins/_browser/extensions", { |
| 595 | action: "set_extension_enabled", |
| 596 | context_id: this.resolveContextId() || this.contextId, |
| 597 | path, |
| 598 | enabled: Boolean(enabled), |
| 599 | }); |
| 600 | if (!response?.ok) { |
| 601 | throw new Error(response?.error || "Could not update extension."); |
| 602 | } |
| 603 | this.applyExtensionPayload(response); |
| 604 | this.extensionActionMessage = `${enabled ? "Enabled" : "Disabled"} ${extension.name || "extension"}.`; |
| 605 | await this.refreshAfterSettingsClose(); |
| 606 | } catch (error) { |
| 607 | if (input) input.checked = previous; |
| 608 | this.extensionActionError = error instanceof Error ? error.message : String(error); |
| 609 | } finally { |
| 610 | this.extensionToggleLoadingPath = ""; |
| 611 | } |
| 612 | }, |
| 613 | |
| 614 | async setBrowserModelPreset(value) { |
| 615 | const presetName = String(value || ""); |
| 616 | this.modelPreset = presetName; |
| 617 | this.extensionActionMessage = ""; |
| 618 | this.extensionActionError = ""; |
| 619 | this.modelPresetSaving = true; |
| 620 | try { |
| 621 | const response = await callJsonApi("/plugins/_browser/extensions", { |
| 622 | action: "set_model_preset", |
| 623 | context_id: this.resolveContextId() || this.contextId, |
| 624 | model_preset: presetName, |
| 625 | }); |
| 626 | if (!response?.ok) { |
| 627 | throw new Error(response?.error || "Could not update browser model preset."); |
| 628 | } |
| 629 | this.applyExtensionPayload(response); |
| 630 | this.extensionActionMessage = "Browser model preset updated."; |
| 631 | } catch (error) { |
| 632 | this.extensionActionError = error instanceof Error ? error.message : String(error); |
| 633 | await this.refreshExtensionsList(); |
| 634 | } finally { |
| 635 | this.modelPresetSaving = false; |
| 636 | } |
| 637 | }, |
| 638 | |
| 639 | modelPresetSummary() { |
| 640 | if (!this.modelPreset) { |
| 641 | return this.mainModelSummary ? `Using ${this.mainModelSummary}` : "Using Main Model"; |
| 642 | } |
| 643 | const option = this.modelPresetOptions.find((preset) => preset?.name === this.modelPreset); |
| 644 | return option?.summary || option?.label || this.modelPreset; |
| 645 | }, |
| 646 | |
| 647 | hasExtensionInstallUrl() { |
| 648 | return Boolean(String(this.extensionInstallUrl || "").trim()); |
| 649 | }, |
| 650 | |
| 651 | extensionAssistantActionLabel() { |
| 652 | return "Scan with A0"; |
| 653 | }, |
| 654 | |
| 655 | extensionVersionLabel(extension) { |
| 656 | const version = String(extension?.version || "").trim(); |
| 657 | return version ? `v${version}` : "Unpacked extension"; |
| 658 | }, |
| 659 | |
| 660 | extensionOpenUrl(extension) { |
| 661 | return String(extension?.open_url || extension?.ui?.open_url || "").trim(); |
| 662 | }, |
| 663 | |
| 664 | extensionHasOpenUi(extension) { |
| 665 | return Boolean(this.extensionOpenUrl(extension)); |
| 666 | }, |
| 667 | |
| 668 | extensionOpenTitle(extension) { |
| 669 | const label = String(extension?.open_label || extension?.ui?.open_label || "Extension UI").trim(); |
| 670 | const name = String(extension?.name || "extension").trim(); |
| 671 | if (!extension?.enabled) { |
| 672 | return `Enable ${name} before opening ${label}.`; |
| 673 | } |
| 674 | return `Open ${label} for ${name}`; |
| 675 | }, |
| 676 | |
| 677 | async openExtensionUi(extension) { |
| 678 | const url = this.extensionOpenUrl(extension); |
| 679 | if (!url) return; |
| 680 | this.extensionActionMessage = ""; |
| 681 | this.extensionActionError = ""; |
| 682 | if (!extension?.enabled) { |
| 683 | this.extensionActionError = `Enable ${extension?.name || "this extension"} before opening it.`; |
| 684 | return; |
| 685 | } |
| 686 | this.closeExtensionsMenu(); |
| 687 | await this.command("open", { url }); |
| 688 | }, |
| 689 | |
| 690 | _prefillAgentPrompt(prompt) { |
| 691 | chatInputStore.message = prompt; |
| 692 | chatInputStore.adjustTextareaHeight?.(); |
| 693 | chatInputStore.focus?.(); |
| 694 | this.closeExtensionsMenu(); |
| 695 | }, |
| 696 | |
| 697 | async onOpen(element = null, options = {}) { |
| 698 | const requestedBrowserId = this.normalizeBrowserId( |
| 699 | options.requestedBrowserId ?? options.browserId ?? options.browser_id, |
| 700 | ); |
| 701 | const requestedContextId = this.normalizeContextId( |
| 702 | options.requestedContextId ?? options.contextId ?? options.context_id, |
| 703 | ); |
| 704 | const nextMode = options?.mode === "modal" ? "modal" : "canvas"; |
| 705 | if (nextMode === "canvas" && !this.isCanvasSurfaceVisible(element)) { |
| 706 | return; |
| 707 | } |
| 708 | const openSignature = this.surfaceOpenSignature(element, nextMode, requestedBrowserId, requestedContextId); |
| 709 | if (this._openPromise && this._openSignature === openSignature) { |
| 710 | return await this._openPromise; |
| 711 | } |
| 712 | const promise = this.openSurface(element, { |
| 713 | ...options, |
| 714 | requestedBrowserId, |
| 715 | requestedContextId, |
| 716 | nextMode, |
| 717 | }); |
| 718 | this._openPromise = promise; |
| 719 | this._openSignature = openSignature; |
| 720 | try { |
| 721 | return await promise; |
| 722 | } finally { |
| 723 | if (this._openPromise === promise) { |
| 724 | this._openPromise = null; |
| 725 | this._openSignature = ""; |
| 726 | } |
| 727 | } |
| 728 | }, |
| 729 | |
| 730 | async openSurface(element = null, options = {}) { |
| 731 | this.loading = true; |
| 732 | this.error = ""; |
| 733 | const requestedBrowserId = this.normalizeBrowserId( |
| 734 | options.requestedBrowserId ?? options.browserId ?? options.browser_id, |
| 735 | ); |
| 736 | const requestedContextId = this.normalizeContextId( |
| 737 | options.requestedContextId ?? options.contextId ?? options.context_id, |
| 738 | ); |
| 739 | let targetContextId = requestedContextId |
| 740 | || this.contextIdForBrowserId(requestedBrowserId) |
| 741 | || this.resolveContextId(); |
| 742 | const nextMode = options?.nextMode || (options?.mode === "modal" ? "modal" : "canvas"); |
| 743 | if (nextMode === "canvas" && !this.isCanvasSurfaceVisible(element)) { |
| 744 | this.loading = false; |
| 745 | return; |
| 746 | } |
| 747 | const surfaceSequence = this._surfaceOpenSequence + 1; |
| 748 | this._surfaceOpenSequence = surfaceSequence; |
| 749 | this.prepareSurfaceOpen(nextMode, requestedBrowserId, requestedContextId); |
| 750 | if (nextMode === "modal") { |
| 751 | this.setupFloatingModal(element); |
| 752 | } else { |
| 753 | this.setupCanvasSurface(element); |
| 754 | } |
| 755 | try { |
| 756 | if (!targetContextId && !this.activeBrowserContextId && !this.contextId) { |
| 757 | targetContextId = await this.ensureContextId(); |
| 758 | } |
| 759 | if (!this.isCurrentSurfaceOpen(surfaceSequence)) return; |
| 760 | await this.refreshStatus(); |
| 761 | if (!this.isCurrentSurfaceOpen(surfaceSequence)) return; |
| 762 | const viewport = await this.waitForSurfaceViewport({ sequence: surfaceSequence }); |
| 763 | if (!this.isCurrentSurfaceOpen(surfaceSequence)) return; |
| 764 | if (nextMode === "canvas" && !viewport) return; |
| 765 | this.resetRenderedFrameIfViewportChanged(viewport, requestedBrowserId, targetContextId); |
| 766 | await this.connectViewer({ |
| 767 | browserId: requestedBrowserId, |
| 768 | contextId: targetContextId, |
| 769 | initialViewport: viewport, |
| 770 | }); |
| 771 | if (!this.isCurrentSurfaceOpen(surfaceSequence)) return; |
| 772 | await this.syncViewportAfterSurfaceOpen(surfaceSequence); |
| 773 | } catch (error) { |
| 774 | if (this.isCurrentSurfaceOpen(surfaceSequence)) { |
| 775 | this.error = error instanceof Error ? error.message : String(error); |
| 776 | } |
| 777 | } finally { |
| 778 | if (this.isCurrentSurfaceOpen(surfaceSequence)) { |
| 779 | this.loading = false; |
| 780 | } |
| 781 | } |
| 782 | }, |
| 783 | |
| 784 | surfaceOpenSignature(element = null, mode = "", browserId = null, contextId = "") { |
| 785 | const root = element || globalThis.document?.querySelector(".browser-panel"); |
| 786 | if (root && !root.__browserSurfaceOpenId) { |
| 787 | root.__browserSurfaceOpenId = makeViewerToken(); |
| 788 | } |
| 789 | return [ |
| 790 | mode || "", |
| 791 | this.normalizeContextId(contextId) || "", |
| 792 | this.normalizeBrowserId(browserId) || "", |
| 793 | root?.__browserSurfaceOpenId || "", |
| 794 | ].join(":"); |
| 795 | }, |
| 796 | |
| 797 | isCurrentSurfaceOpen(sequence) { |
| 798 | return this._surfaceMounted && sequence === this._surfaceOpenSequence; |
| 799 | }, |
| 800 | |
| 801 | beginSurfaceHandoff() { |
| 802 | if (this._surfaceHandoffTimer) { |
| 803 | globalThis.clearTimeout(this._surfaceHandoffTimer); |
| 804 | } |
| 805 | this._surfaceHandoff = true; |
| 806 | this._surfaceHandoffTimer = globalThis.setTimeout(() => { |
| 807 | this._surfaceHandoff = false; |
| 808 | this._surfaceHandoffTimer = null; |
| 809 | }, 3000); |
| 810 | }, |
| 811 | |
| 812 | finishSurfaceHandoff() { |
| 813 | if (this._surfaceHandoffTimer) { |
| 814 | globalThis.clearTimeout(this._surfaceHandoffTimer); |
| 815 | this._surfaceHandoffTimer = null; |
| 816 | } |
| 817 | this._surfaceHandoff = false; |
| 818 | }, |
| 819 | |
| 820 | cancelSurfaceHandoff() { |
| 821 | if (this._surfaceHandoffTimer) { |
| 822 | globalThis.clearTimeout(this._surfaceHandoffTimer); |
| 823 | this._surfaceHandoffTimer = null; |
| 824 | } |
| 825 | this._surfaceHandoff = false; |
| 826 | }, |
| 827 | |
| 828 | releaseSurfaceBindings() { |
| 829 | this.freezeCanvasFrameToImage(); |
| 830 | this._floatingCleanup?.(); |
| 831 | this._floatingCleanup = null; |
| 832 | this._stageResizeObserver?.disconnect?.(); |
| 833 | this._stageResizeObserver = null; |
| 834 | this._stageElement = null; |
| 835 | this._frameCanvas = null; |
| 836 | }, |
| 837 | |
| 838 | isCanvasSurfaceVisible(element = null) { |
| 839 | const root = element |
| 840 | || globalThis.document?.querySelector?.(".browser-canvas-surface .browser-panel") |
| 841 | || globalThis.document?.querySelector?.(".browser-panel"); |
| 842 | if (!root?.isConnected) return false; |
| 843 | const surface = root.closest?.(".browser-canvas-surface"); |
| 844 | const stage = root.querySelector?.(".browser-stage") || root; |
| 845 | const surfaceStyle = surface ? globalThis.getComputedStyle?.(surface) : null; |
| 846 | const rootStyle = globalThis.getComputedStyle?.(root); |
| 847 | if (surfaceStyle?.display === "none" || surfaceStyle?.visibility === "hidden") return false; |
| 848 | if (rootStyle?.display === "none" || rootStyle?.visibility === "hidden") return false; |
| 849 | const rect = stage.getBoundingClientRect?.(); |
| 850 | return Boolean(rect && Math.round(rect.width || 0) >= 80 && Math.round(rect.height || 0) >= 80); |
| 851 | }, |
| 852 | |
| 853 | isVisibleBrowserSurface() { |
| 854 | if (!this._surfaceMounted) return false; |
| 855 | if (this._mode === "canvas") { |
| 856 | return Boolean(rightCanvasStore?.isSurfaceVisible?.("browser")) |
| 857 | && this.isCanvasSurfaceVisible(globalThis.document?.querySelector?.(".browser-canvas-surface .browser-panel")); |
| 858 | } |
| 859 | |
| 860 | const panel = globalThis.document?.querySelector?.(".modal .browser-panel"); |
| 861 | const modal = panel?.closest?.(".modal"); |
| 862 | if (!panel || !modal) return false; |
| 863 | if (modal.classList.contains("modal-surface-parked") || modal.classList.contains("surface-modal-parked")) { |
| 864 | return false; |
| 865 | } |
| 866 | const panelStyle = globalThis.getComputedStyle?.(panel); |
| 867 | if (panelStyle?.display === "none" || panelStyle?.visibility === "hidden") return false; |
| 868 | const rect = panel.getBoundingClientRect?.(); |
| 869 | return Boolean(rect && Math.round(rect.width || 0) >= 80 && Math.round(rect.height || 0) >= 80); |
| 870 | }, |
| 871 | |
| 872 | prepareSurfaceOpen(nextMode, requestedBrowserId = null, requestedContextId = "") { |
| 873 | const targetBrowserId = requestedBrowserId || this.activeBrowserId || this.firstBrowserId(requestedContextId); |
| 874 | const targetContextId = this.normalizeContextId( |
| 875 | requestedContextId |
| 876 | || this.contextIdForBrowserId(targetBrowserId) |
| 877 | || this.resolveContextId() |
| 878 | || this.activeBrowserContextId |
| 879 | || this.contextId, |
| 880 | ); |
| 881 | const targetChanged = Boolean( |
| 882 | targetBrowserId |
| 883 | && this.activeBrowserId |
| 884 | && !this.sameBrowserTab(targetBrowserId, targetContextId, this.activeBrowserId, this.activeBrowserContextId), |
| 885 | ); |
| 886 | this._mode = nextMode; |
| 887 | this._surfaceMounted = true; |
| 888 | this._surfaceOpenedAt = Date.now(); |
| 889 | this._lastViewportKey = ""; |
| 890 | if (this.hasFrame() && !targetChanged) { |
| 891 | this._surfaceSwitching = false; |
| 892 | this.switchingBrowserId = null; |
| 893 | return; |
| 894 | } |
| 895 | if (!targetBrowserId) return; |
| 896 | |
| 897 | this.resetRenderedFrame(); |
| 898 | this.resetViewportTracking(); |
| 899 | this._surfaceSwitching = Boolean(targetBrowserId); |
| 900 | this.switchingBrowserId = targetBrowserId; |
| 901 | }, |
| 902 | |
| 903 | resetViewportTracking() { |
| 904 | this._lastViewportKey = ""; |
| 905 | this._lastViewport = null; |
| 906 | }, |
| 907 | |
| 908 | resetRenderedFrame() { |
| 909 | this.cancelFrameRender(); |
| 910 | this.interactiveViewUrl = ""; |
| 911 | this.clearFrameSrc(); |
| 912 | this.clearFrameCanvas(); |
| 913 | this._lastFrameDimensions = null; |
| 914 | this._lastFrameAt = 0; |
| 915 | }, |
| 916 | |
| 917 | resetRenderedFrameIfViewportChanged(viewport = null, requestedBrowserId = null, requestedContextId = "") { |
| 918 | if (!viewport || !this.hasFrame() || !this._lastViewport) return; |
| 919 | const targetBrowserId = requestedBrowserId || this.activeBrowserId || this.firstBrowserId(); |
| 920 | const targetContextId = this.normalizeContextId(requestedContextId || this.contextIdForBrowserId(targetBrowserId) || this.activeBrowserContextId); |
| 921 | if (!this.sameBrowserTab(this._lastViewport.browserId, this._lastViewport.contextId, targetBrowserId, targetContextId)) return; |
| 922 | const changed = Math.abs(this._lastViewport.width - viewport.width) > VIEWPORT_SYNC_SIZE_TOLERANCE |
| 923 | || Math.abs(this._lastViewport.height - viewport.height) > VIEWPORT_SYNC_SIZE_TOLERANCE; |
| 924 | if (!changed) return; |
| 925 | |
| 926 | this.cancelFrameRender(); |
| 927 | this.resetViewportTracking(); |
| 928 | this._surfaceSwitching = true; |
| 929 | this.switchingBrowserId = targetBrowserId; |
| 930 | }, |
| 931 | |
| 932 | async waitForSurfaceViewport(options = {}) { |
| 933 | const sequence = Number(options.sequence || 0); |
| 934 | const startedAt = Date.now(); |
| 935 | let lastKey = ""; |
| 936 | let stableCount = 0; |
| 937 | while (Date.now() - startedAt <= SURFACE_VIEWPORT_MAX_WAIT_MS) { |
| 938 | await nextAnimationFrame(); |
| 939 | if (sequence && !this.isCurrentSurfaceOpen(sequence)) { |
| 940 | return null; |
| 941 | } |
| 942 | const viewport = this.surfaceViewportMeasurement(); |
| 943 | if (!viewport) continue; |
| 944 | const key = `${viewport.rawWidth}x${viewport.rawHeight}`; |
| 945 | if (key === lastKey) { |
| 946 | stableCount += 1; |
| 947 | const canvasSettled = this._mode !== "canvas" |
| 948 | || !this._surfaceOpenedAt |
| 949 | || Date.now() - this._surfaceOpenedAt >= CANVAS_VIEWPORT_SETTLE_MS; |
| 950 | if (canvasSettled && stableCount >= SURFACE_VIEWPORT_STABLE_FRAMES) { |
| 951 | return { width: viewport.width, height: viewport.height }; |
| 952 | } |
| 953 | } else { |
| 954 | stableCount = 0; |
| 955 | lastKey = key; |
| 956 | } |
| 957 | } |
| 958 | const fallbackViewport = this.currentViewportSize(); |
| 959 | return fallbackViewport; |
| 960 | }, |
| 961 | |
| 962 | async syncViewportAfterSurfaceOpen(sequence = this._surfaceOpenSequence) { |
| 963 | if (!this.connected || !this.activeBrowserId) return; |
| 964 | const surfaceMode = this._mode; |
| 965 | await this.waitForSurfaceViewport({ sequence }); |
| 966 | if (!this.isCurrentSurfaceOpen(sequence)) { |
| 967 | return; |
| 968 | } |
| 969 | await this.syncViewport(true, { |
| 970 | restartStream: this._mode === "canvas" && this.usesScreencastTransport(), |
| 971 | }); |
| 972 | if (surfaceMode === "modal" && this.usesInteractiveTransport()) { |
| 973 | this.scheduleViewportSyncForSurface(sequence, INTERACTIVE_VIEWPORT_SETTLE_MS, surfaceMode); |
| 974 | return; |
| 975 | } |
| 976 | if (surfaceMode !== "canvas") return; |
| 977 | this.scheduleViewportSyncForSurface(sequence, 240, surfaceMode); |
| 978 | this.scheduleViewportSyncForSurface(sequence, 520, surfaceMode); |
| 979 | }, |
| 980 | |
| 981 | requestedViewerTransport() { |
| 982 | return BROWSER_VIEWER_TRANSPORT_INTERACTIVE; |
| 983 | }, |
| 984 | |
| 985 | normalizeViewerTransport(value = "") { |
| 986 | const normalized = String(value || "").trim().toLowerCase().replace("-", "_"); |
| 987 | if (normalized === BROWSER_VIEWER_TRANSPORT_INTERACTIVE) { |
| 988 | return BROWSER_VIEWER_TRANSPORT_INTERACTIVE; |
| 989 | } |
| 990 | if (normalized === BROWSER_VIEWER_TRANSPORT_SCREENCAST) { |
| 991 | return BROWSER_VIEWER_TRANSPORT_SCREENCAST; |
| 992 | } |
| 993 | return BROWSER_VIEWER_TRANSPORT_SNAPSHOT; |
| 994 | }, |
| 995 | |
| 996 | normalizeTabScope(value = "") { |
| 997 | return String(value || "").trim().toLowerCase().replace("-", "_") === "shared" |
| 998 | ? "shared" |
| 999 | : "per_context"; |
| 1000 | }, |
| 1001 | |
| 1002 | applyTabScope(data = {}) { |
| 1003 | if (!data || typeof data !== "object") return; |
| 1004 | if (!Object.prototype.hasOwnProperty.call(data, "tab_scope")) return; |
| 1005 | this.tabScope = this.normalizeTabScope(data.tab_scope); |
| 1006 | }, |
| 1007 | |
| 1008 | usesScreencastTransport() { |
| 1009 | return this.viewerTransport === BROWSER_VIEWER_TRANSPORT_SCREENCAST; |
| 1010 | }, |
| 1011 | |
| 1012 | usesInteractiveTransport() { |
| 1013 | return this.viewerTransport === BROWSER_VIEWER_TRANSPORT_INTERACTIVE |
| 1014 | && Boolean(this.interactiveViewUrl); |
| 1015 | }, |
| 1016 | |
| 1017 | isInteractiveSurface(stage = null) { |
| 1018 | return this.usesInteractiveTransport() && stage === this._stageElement; |
| 1019 | }, |
| 1020 | |
| 1021 | prepareInteractiveViewFrame(frame = null) { |
| 1022 | const target = frame || this._stageElement?.querySelector?.(".browser-interactive-frame"); |
| 1023 | const remoteWindow = target?.contentWindow; |
| 1024 | if (!remoteWindow) return false; |
| 1025 | try { |
| 1026 | const remoteDocument = target.contentDocument || remoteWindow.document; |
| 1027 | if (!remoteDocument) return false; |
| 1028 | if (!remoteDocument.getElementById("a0-xpra-browser-frame-css")) { |
| 1029 | const style = remoteDocument.createElement("style"); |
| 1030 | style.id = "a0-xpra-browser-frame-css"; |
| 1031 | style.textContent = ` |
| 1032 | #shadow_pointer { |
| 1033 | display: none !important; |
| 1034 | visibility: hidden !important; |
| 1035 | opacity: 0 !important; |
| 1036 | } |
| 1037 | .window canvas, |
| 1038 | .undecorated canvas { |
| 1039 | display: block !important; |
| 1040 | margin: 0 !important; |
| 1041 | } |
| 1042 | `; |
| 1043 | remoteDocument.head?.appendChild(style); |
| 1044 | } |
| 1045 | |
| 1046 | const normalizeWindows = () => { |
| 1047 | const windows = Object.values(remoteWindow.client?.id_to_window || {}); |
| 1048 | for (const xpraWindow of windows) { |
| 1049 | xpraWindow.resizable = false; |
| 1050 | xpraWindow.decorations = false; |
| 1051 | xpraWindow.decorated = false; |
| 1052 | xpraWindow.metadata = { ...(xpraWindow.metadata || {}), decorations: false }; |
| 1053 | xpraWindow._set_decorated?.(false); |
| 1054 | xpraWindow.configure_border_class?.(); |
| 1055 | xpraWindow.leftoffset = 0; |
| 1056 | xpraWindow.rightoffset = 0; |
| 1057 | xpraWindow.topoffset = 0; |
| 1058 | xpraWindow.bottomoffset = 0; |
| 1059 | xpraWindow.updateCSSGeometry?.(); |
| 1060 | } |
| 1061 | return windows.length > 0; |
| 1062 | }; |
| 1063 | |
| 1064 | const screen = remoteDocument.querySelector?.("#screen"); |
| 1065 | if (screen && !remoteWindow.__a0BrowserFrameObserver && remoteWindow.MutationObserver) { |
| 1066 | const observer = new remoteWindow.MutationObserver(normalizeWindows); |
| 1067 | observer.observe(screen, { childList: true }); |
| 1068 | remoteWindow.__a0BrowserFrameObserver = observer; |
| 1069 | } |
| 1070 | return normalizeWindows(); |
| 1071 | } catch { |
| 1072 | return false; |
| 1073 | } |
| 1074 | }, |
| 1075 | |
| 1076 | syncInteractiveViewSize() { |
| 1077 | if (!this.usesInteractiveTransport()) return; |
| 1078 | const frame = this._stageElement?.querySelector?.(".browser-interactive-frame"); |
| 1079 | try { |
| 1080 | this.prepareInteractiveViewFrame(frame); |
| 1081 | frame?.contentWindow?.client?._screen_resized?.(); |
| 1082 | } catch {} |
| 1083 | }, |
| 1084 | |
| 1085 | applyViewer(data = {}) { |
| 1086 | if (data?.viewer_transport) { |
| 1087 | this.viewerTransport = this.normalizeViewerTransport(data.viewer_transport); |
| 1088 | } |
| 1089 | if (Object.prototype.hasOwnProperty.call(data || {}, "interactive_view")) { |
| 1090 | const viewer = data.interactive_view; |
| 1091 | this.interactiveViewUrl = viewer?.available && viewer?.url ? String(viewer.url) : ""; |
| 1092 | this.viewerFallbackReason = String(data.viewer_fallback_reason || viewer?.error || ""); |
| 1093 | } |
| 1094 | if (this.viewerTransport !== BROWSER_VIEWER_TRANSPORT_INTERACTIVE) { |
| 1095 | this.interactiveViewUrl = ""; |
| 1096 | } |
| 1097 | }, |
| 1098 | |
| 1099 | onInteractiveViewLoad() { |
| 1100 | if (!this.usesInteractiveTransport()) return; |
| 1101 | this.prepareInteractiveViewFrame(); |
| 1102 | this.switchingBrowserId = null; |
| 1103 | this._surfaceSwitching = false; |
| 1104 | this.queueViewportSync(true); |
| 1105 | }, |
| 1106 | |
| 1107 | supportsBinaryFrames() { |
| 1108 | return BROWSER_BINARY_FRAME_REQUESTS_ENABLED && BROWSER_BINARY_PAYLOADS_SUPPORTED; |
| 1109 | }, |
| 1110 | |
| 1111 | captureDevicePixelRatio() { |
| 1112 | const value = Number(globalThis.devicePixelRatio || 1); |
| 1113 | if (!Number.isFinite(value) || value <= 1) return 1; |
| 1114 | return Math.min(2, value); |
| 1115 | }, |
| 1116 | |
| 1117 | frameDimensionsFromData(data = null) { |
| 1118 | const width = Number(data?.width || 0); |
| 1119 | const height = Number(data?.height || 0); |
| 1120 | if (Number.isFinite(width) && Number.isFinite(height) && width > 0 && height > 0) { |
| 1121 | return { width, height }; |
| 1122 | } |
| 1123 | return this.frameDimensionsFromMetadata(data?.metadata); |
| 1124 | }, |
| 1125 | |
| 1126 | frameDimensionsFromMetadata(metadata = null) { |
| 1127 | if (!metadata || typeof metadata !== "object") return null; |
| 1128 | const width = Number(metadata.expectedWidth || metadata.deviceWidth || metadata.jpegWidth || 0); |
| 1129 | const height = Number(metadata.expectedHeight || metadata.deviceHeight || metadata.jpegHeight || 0); |
| 1130 | if (!Number.isFinite(width) || !Number.isFinite(height) || width <= 0 || height <= 0) { |
| 1131 | return null; |
| 1132 | } |
| 1133 | return { width, height }; |
| 1134 | }, |
| 1135 | |
| 1136 | scheduleViewportSyncForSurface(sequence, delayMs = 0, mode = this._mode) { |
| 1137 | globalThis.setTimeout?.(() => { |
| 1138 | if (!this.isCurrentSurfaceOpen(sequence) || this._mode !== mode) { |
| 1139 | return; |
| 1140 | } |
| 1141 | this.queueViewportSync(true); |
| 1142 | }, delayMs); |
| 1143 | }, |
| 1144 | |
| 1145 | async connectViewer(options = {}) { |
| 1146 | let contextId = ""; |
| 1147 | const requestedBrowserId = this.normalizeBrowserId(options.browserId ?? this.activeBrowserId); |
| 1148 | const requestedContextId = this.normalizeContextId( |
| 1149 | options.contextId |
| 1150 | ?? options.context_id |
| 1151 | ?? this.contextIdForBrowserId(requestedBrowserId) |
| 1152 | ?? this.activeBrowserContextId |
| 1153 | ?? this.contextId |
| 1154 | ); |
| 1155 | try { |
| 1156 | contextId = requestedContextId || await this.ensureContextId(); |
| 1157 | } catch (error) { |
| 1158 | this.connected = false; |
| 1159 | this.switchingBrowserId = null; |
| 1160 | this._surfaceSwitching = false; |
| 1161 | throw error; |
| 1162 | } |
| 1163 | if (!contextId) { |
| 1164 | this.connected = false; |
| 1165 | this.error = "Could not create a chat for Browser."; |
| 1166 | this.switchingBrowserId = null; |
| 1167 | this._surfaceSwitching = false; |
| 1168 | return; |
| 1169 | } |
| 1170 | const previousContextId = this.normalizeContextId(this.contextId); |
| 1171 | if (previousContextId && previousContextId !== contextId) { |
| 1172 | try { |
| 1173 | await websocket.emit("browser_viewer_unsubscribe", { context_id: previousContextId }); |
| 1174 | } catch {} |
| 1175 | } |
| 1176 | this.contextId = contextId; |
| 1177 | const sequence = this._connectSequence + 1; |
| 1178 | const viewerToken = makeViewerToken(); |
| 1179 | this._connectSequence = sequence; |
| 1180 | this._viewerToken = viewerToken; |
| 1181 | this.error = ""; |
| 1182 | await this._bindSocketEvents(); |
| 1183 | if (sequence !== this._connectSequence || viewerToken !== this._viewerToken) { |
| 1184 | return; |
| 1185 | } |
| 1186 | const initialViewport = options.initialViewport || this.currentViewportSize(); |
| 1187 | let response; |
| 1188 | try { |
| 1189 | response = await websocket.request( |
| 1190 | "browser_viewer_subscribe", |
| 1191 | { |
| 1192 | context_id: contextId, |
| 1193 | browser_id: requestedBrowserId, |
| 1194 | viewer_id: viewerToken, |
| 1195 | create_browser: Boolean(options.createBrowser || options.create_browser), |
| 1196 | viewer_transport: this.requestedViewerTransport(), |
| 1197 | binary_frames: this.supportsBinaryFrames(), |
| 1198 | slim_frames: true, |
| 1199 | device_pixel_ratio: this.captureDevicePixelRatio(), |
| 1200 | viewport_width: initialViewport?.width, |
| 1201 | viewport_height: initialViewport?.height, |
| 1202 | }, |
| 1203 | { |
| 1204 | timeoutMs: this.browserInstallExpected |
| 1205 | ? BROWSER_FIRST_INSTALL_TIMEOUT_MS |
| 1206 | : BROWSER_SUBSCRIBE_TIMEOUT_MS, |
| 1207 | }, |
| 1208 | ); |
| 1209 | } catch (error) { |
| 1210 | if (sequence === this._connectSequence && viewerToken === this._viewerToken) { |
| 1211 | this.switchingBrowserId = null; |
| 1212 | this._surfaceSwitching = false; |
| 1213 | throw error; |
| 1214 | } |
| 1215 | return; |
| 1216 | } |
| 1217 | if (sequence !== this._connectSequence || viewerToken !== this._viewerToken) { |
| 1218 | return; |
| 1219 | } |
| 1220 | const data = firstOk(response); |
| 1221 | this.applyTabScope(data); |
| 1222 | this.applyBrowserListing(data.browsers || [], contextId, { |
| 1223 | replaceAll: Boolean(data.all_browsers), |
| 1224 | replaceContext: !data.all_browsers, |
| 1225 | }); |
| 1226 | this.applyViewer(data); |
| 1227 | this._subscribedViewerTransport = this.viewerTransport; |
| 1228 | this.setActiveBrowserId( |
| 1229 | data.active_browser_id || requestedBrowserId || this.activeBrowserId || null, |
| 1230 | data.active_browser_context_id || contextId, |
| 1231 | ); |
| 1232 | this.applySnapshot(data.snapshot); |
| 1233 | this.connected = true; |
| 1234 | this.browserInstallExpected = false; |
| 1235 | }, |
| 1236 | |
| 1237 | async _bindSocketEvents() { |
| 1238 | if (!this._frameOff) { |
| 1239 | const frameHandler = ({ data }) => { |
| 1240 | if (data?.context_id !== this.contextId) return; |
| 1241 | if (data?.viewer_id && data.viewer_id !== this._viewerToken) return; |
| 1242 | this.applyViewer(data); |
| 1243 | this.applyTabScope(data); |
| 1244 | const incomingContextId = this.normalizeContextId(data.context_id || this.contextId); |
| 1245 | const incomingBrowserId = this.normalizeBrowserId(data.browser_id || data.state?.id); |
| 1246 | if (Array.isArray(data.browsers)) { |
| 1247 | this.applyBrowserListing(data.browsers, incomingContextId, { |
| 1248 | replaceAll: Boolean(data.all_browsers), |
| 1249 | replaceContext: !data.all_browsers, |
| 1250 | }); |
| 1251 | } |
| 1252 | if (incomingBrowserId && !this.activeBrowserId) { |
| 1253 | this.setActiveBrowserId(incomingBrowserId, incomingContextId); |
| 1254 | } |
| 1255 | if ( |
| 1256 | incomingBrowserId |
| 1257 | && this.activeBrowserId |
| 1258 | && !this.sameBrowserTab(incomingBrowserId, incomingContextId, this.activeBrowserId, this.activeBrowserContextId) |
| 1259 | ) { |
| 1260 | return; |
| 1261 | } |
| 1262 | if (data.state) { |
| 1263 | this.frameState = data.state; |
| 1264 | } |
| 1265 | if (!this.addressFocused && data.state?.currentUrl) { |
| 1266 | this.address = data.state.currentUrl; |
| 1267 | } |
| 1268 | if (data.image) { |
| 1269 | const frameImage = frameImageSource(data); |
| 1270 | if (!frameImage?.src) return; |
| 1271 | const frameBrowserId = incomingBrowserId || this.activeBrowserId; |
| 1272 | this.queueFrameRender(frameImage.src, { |
| 1273 | browserId: frameBrowserId, |
| 1274 | contextId: incomingContextId, |
| 1275 | dimensions: this.frameDimensionsFromData(data), |
| 1276 | blob: frameImage.blob, |
| 1277 | objectUrl: frameImage.objectUrl, |
| 1278 | useCanvas: true, |
| 1279 | cleanup: frameImage.cleanup, |
| 1280 | onAccepted: () => { |
| 1281 | if ( |
| 1282 | this.sameBrowserId(this.switchingBrowserId, frameBrowserId) |
| 1283 | && this.normalizeContextId(this.activeBrowserContextId) === incomingContextId |
| 1284 | ) { |
| 1285 | this.switchingBrowserId = null; |
| 1286 | } |
| 1287 | this._surfaceSwitching = false; |
| 1288 | }, |
| 1289 | }); |
| 1290 | } else if (!data.state) { |
| 1291 | this.cancelFrameRender(); |
| 1292 | this.clearFrameSrc(); |
| 1293 | this.clearFrameCanvas(); |
| 1294 | } |
| 1295 | if (!data.image && !data.state) { |
| 1296 | if (!this.activeBrowserId) { |
| 1297 | this.setActiveBrowserId(null, ""); |
| 1298 | this.frameState = null; |
| 1299 | this.clearFrameSrc(); |
| 1300 | this.clearFrameCanvas(); |
| 1301 | } |
| 1302 | } |
| 1303 | this._lastFrameAt = Date.now(); |
| 1304 | }; |
| 1305 | await websocket.on("browser_viewer_frame", frameHandler); |
| 1306 | this._frameOff = () => websocket.off("browser_viewer_frame", frameHandler); |
| 1307 | } |
| 1308 | if (!this._stateOff) { |
| 1309 | const stateHandler = ({ data }) => { |
| 1310 | if (data?.context_id !== this.contextId) return; |
| 1311 | if (data?.viewer_id && data.viewer_id !== this._viewerToken) return; |
| 1312 | this.applyViewer(data); |
| 1313 | this.applyTabScope(data); |
| 1314 | const commandContextId = this.normalizeContextId(data.active_browser_context_id || data.context_id || this.contextId); |
| 1315 | if (Array.isArray(data.browsers)) { |
| 1316 | this.applyBrowserListing(data.browsers, commandContextId, { |
| 1317 | replaceAll: Boolean(data.all_browsers), |
| 1318 | replaceContext: !data.all_browsers, |
| 1319 | }); |
| 1320 | } |
| 1321 | const command = String(data.command || "").toLowerCase(); |
| 1322 | const commandBrowserId = this.normalizeBrowserId(data.browser_id); |
| 1323 | const result = data.result || {}; |
| 1324 | const resultState = this.stateFromCommandResult(result); |
| 1325 | const resultContextId = this.normalizeContextId( |
| 1326 | result.context_id |
| 1327 | || result.state?.context_id |
| 1328 | || commandContextId |
| 1329 | ); |
| 1330 | const preferredBrowserId = this.normalizeBrowserId( |
| 1331 | result.id |
| 1332 | || result.state?.id |
| 1333 | || data.last_interacted_browser_id |
| 1334 | || this.activeBrowserId |
| 1335 | || this.firstBrowserId(resultContextId) |
| 1336 | ); |
| 1337 | const stateBrowserId = this.normalizeBrowserId(data.active_browser_id || data.browser_id || data.state?.id); |
| 1338 | if ( |
| 1339 | stateBrowserId |
| 1340 | && ( |
| 1341 | !this.activeBrowserId |
| 1342 | || this.sameBrowserTab(stateBrowserId, commandContextId, this.activeBrowserId, this.activeBrowserContextId) |
| 1343 | ) |
| 1344 | ) { |
| 1345 | this.setActiveBrowserId(stateBrowserId, commandContextId); |
| 1346 | } |
| 1347 | if ( |
| 1348 | !this.activeBrowserId |
| 1349 | || command === "open" |
| 1350 | || command === "close" |
| 1351 | || this.sameBrowserTab(commandBrowserId, commandContextId, this.activeBrowserId, this.activeBrowserContextId) |
| 1352 | ) { |
| 1353 | this.setActiveBrowserId(preferredBrowserId, resultContextId); |
| 1354 | } |
| 1355 | this.applyActiveFrameState( |
| 1356 | resultState |
| 1357 | || data.state |
| 1358 | || this.browserById(this.activeBrowserId, this.activeBrowserContextId) |
| 1359 | ); |
| 1360 | this.applySnapshot(data.snapshot); |
| 1361 | }; |
| 1362 | await websocket.on("browser_viewer_state", stateHandler); |
| 1363 | this._stateOff = () => websocket.off("browser_viewer_state", stateHandler); |
| 1364 | } |
| 1365 | }, |
| 1366 | |
| 1367 | queueFrameRender(frameSrc, options = {}) { |
| 1368 | if (this._pendingFrameSrc) { |
| 1369 | this.releasePendingFrame(); |
| 1370 | } |
| 1371 | this._pendingFrameSrc = frameSrc; |
| 1372 | this._pendingFrameOptions = options || null; |
| 1373 | if (this._frameRenderHandle) return; |
| 1374 | const schedule = globalThis.requestAnimationFrame?.bind(globalThis); |
| 1375 | if (schedule) { |
| 1376 | this._frameRenderCancel = globalThis.cancelAnimationFrame?.bind(globalThis) || null; |
| 1377 | this._frameRenderHandle = schedule(() => this.flushFrameRender()); |
| 1378 | return; |
| 1379 | } |
| 1380 | this._frameRenderCancel = globalThis.clearTimeout?.bind(globalThis) || null; |
| 1381 | this._frameRenderHandle = globalThis.setTimeout(() => this.flushFrameRender(), 16); |
| 1382 | }, |
| 1383 | |
| 1384 | flushFrameRender() { |
| 1385 | this._frameRenderHandle = null; |
| 1386 | this._frameRenderCancel = null; |
| 1387 | const frameSrc = this._pendingFrameSrc || ""; |
| 1388 | const options = this._pendingFrameOptions || {}; |
| 1389 | this._pendingFrameSrc = ""; |
| 1390 | this._pendingFrameOptions = null; |
| 1391 | const sequence = this._frameRenderSequence + 1; |
| 1392 | const surfaceSequence = this._surfaceOpenSequence; |
| 1393 | this._frameRenderSequence = sequence; |
| 1394 | void this.renderDecodedFrame(frameSrc, options, sequence, surfaceSequence); |
| 1395 | }, |
| 1396 | |
| 1397 | async renderDecodedFrame(frameSrc, options = {}, sequence = 0, surfaceSequence = this._surfaceOpenSequence) { |
| 1398 | if (!frameSrc) { |
| 1399 | if (sequence === this._frameRenderSequence) { |
| 1400 | this.clearFrameSrc(); |
| 1401 | this.clearFrameCanvas(); |
| 1402 | } |
| 1403 | return; |
| 1404 | } |
| 1405 | let bitmap = null; |
| 1406 | let dimensions = options?.dimensions || null; |
| 1407 | if (options?.useCanvas && this.canUseCanvasFrames()) { |
| 1408 | bitmap = await loadFrameBitmap(frameSrc, options); |
| 1409 | if (bitmap) { |
| 1410 | dimensions ||= { width: bitmap.width || 0, height: bitmap.height || 0 }; |
| 1411 | } |
| 1412 | } |
| 1413 | dimensions ||= await loadFrameDimensions(frameSrc); |
| 1414 | if (sequence !== this._frameRenderSequence || surfaceSequence !== this._surfaceOpenSequence) { |
| 1415 | bitmap?.close?.(); |
| 1416 | options?.cleanup?.(); |
| 1417 | return; |
| 1418 | } |
| 1419 | const viewport = this.currentViewportSize() || this._lastViewport; |
| 1420 | if (!this.frameMatchesViewport(dimensions, viewport)) { |
| 1421 | this.requestViewportSyncAfterRejectedFrame(); |
| 1422 | bitmap?.close?.(); |
| 1423 | options?.cleanup?.(); |
| 1424 | return; |
| 1425 | } |
| 1426 | if (bitmap && this.paintFrameBitmap(bitmap)) { |
| 1427 | this.clearFrameSrc(); |
| 1428 | options?.cleanup?.(); |
| 1429 | } else { |
| 1430 | this.clearFrameCanvas(); |
| 1431 | this.releaseRenderedFrameUrl(frameSrc); |
| 1432 | this.frameSrc = frameSrc; |
| 1433 | this._frameObjectUrl = options?.objectUrl || ""; |
| 1434 | } |
| 1435 | bitmap?.close?.(); |
| 1436 | this._lastFrameDimensions = dimensions; |
| 1437 | this._lastFrameAt = Date.now(); |
| 1438 | options?.onAccepted?.(); |
| 1439 | }, |
| 1440 | |
| 1441 | frameMatchesViewport(dimensions = null, viewport = null) { |
| 1442 | if (!dimensions?.width || !dimensions?.height || !viewport?.width || !viewport?.height) { |
| 1443 | return false; |
| 1444 | } |
| 1445 | return Math.abs(Number(dimensions.width) - Number(viewport.width)) <= VIEWPORT_SYNC_SIZE_TOLERANCE |
| 1446 | && Math.abs(Number(dimensions.height) - Number(viewport.height)) <= VIEWPORT_SYNC_SIZE_TOLERANCE; |
| 1447 | }, |
| 1448 | |
| 1449 | requestViewportSyncAfterRejectedFrame() { |
| 1450 | const now = Date.now(); |
| 1451 | if (now - this._lastFrameRejectSyncAt < FRAME_REJECT_SYNC_COOLDOWN_MS) { |
| 1452 | return; |
| 1453 | } |
| 1454 | this._lastFrameRejectSyncAt = now; |
| 1455 | this.queueViewportSync(true); |
| 1456 | }, |
| 1457 | |
| 1458 | clearRenderedFrameIfViewportChanged() { |
| 1459 | const viewport = this.currentViewportSize(); |
| 1460 | if (!this.hasFrame() || !this._lastFrameDimensions || !viewport) return; |
| 1461 | if (this.frameMatchesViewport(this._lastFrameDimensions, viewport)) return; |
| 1462 | this.cancelFrameRender(); |
| 1463 | this.resetViewportTracking(); |
| 1464 | if (this.activeBrowserId) { |
| 1465 | this._surfaceSwitching = true; |
| 1466 | this.switchingBrowserId = this.activeBrowserId; |
| 1467 | } |
| 1468 | }, |
| 1469 | |
| 1470 | cancelFrameRender() { |
| 1471 | if (this._frameRenderHandle && this._frameRenderCancel) { |
| 1472 | this._frameRenderCancel(this._frameRenderHandle); |
| 1473 | } |
| 1474 | this._frameRenderHandle = null; |
| 1475 | this._frameRenderCancel = null; |
| 1476 | this.releasePendingFrame(); |
| 1477 | this._frameRenderSequence += 1; |
| 1478 | }, |
| 1479 | |
| 1480 | releasePendingFrame() { |
| 1481 | this._pendingFrameOptions?.cleanup?.(); |
| 1482 | this._pendingFrameSrc = ""; |
| 1483 | this._pendingFrameOptions = null; |
| 1484 | }, |
| 1485 | |
| 1486 | releaseRenderedFrameUrl(nextSrc = "") { |
| 1487 | if (this._frameObjectUrl && this._frameObjectUrl !== nextSrc) { |
| 1488 | globalThis.URL?.revokeObjectURL?.(this._frameObjectUrl); |
| 1489 | this._frameObjectUrl = ""; |
| 1490 | } |
| 1491 | }, |
| 1492 | |
| 1493 | clearFrameSrc() { |
| 1494 | this.releaseRenderedFrameUrl(""); |
| 1495 | this.frameSrc = ""; |
| 1496 | }, |
| 1497 | |
| 1498 | attachFrameCanvas(canvas = null) { |
| 1499 | this._frameCanvas = canvas || null; |
| 1500 | }, |
| 1501 | |
| 1502 | currentFrameCanvas() { |
| 1503 | const stageCanvas = this._stageElement?.querySelector?.(".browser-frame-canvas"); |
| 1504 | if (stageCanvas?.isConnected) return stageCanvas; |
| 1505 | if (this._frameCanvas?.isConnected) return this._frameCanvas; |
| 1506 | return null; |
| 1507 | }, |
| 1508 | |
| 1509 | canUseCanvasFrames() { |
| 1510 | return Boolean(BROWSER_CANVAS_FRAMES_SUPPORTED && this.currentFrameCanvas()?.getContext); |
| 1511 | }, |
| 1512 | |
| 1513 | hasFrame() { |
| 1514 | return Boolean(this.interactiveViewUrl || this.frameSrc || this.frameCanvasReady); |
| 1515 | }, |
| 1516 | |
| 1517 | paintFrameBitmap(bitmap) { |
| 1518 | const canvas = this.currentFrameCanvas(); |
| 1519 | if (!canvas || !bitmap?.width || !bitmap?.height) return false; |
| 1520 | if (canvas.width !== bitmap.width) canvas.width = bitmap.width; |
| 1521 | if (canvas.height !== bitmap.height) canvas.height = bitmap.height; |
| 1522 | const context = canvas.getContext("2d"); |
| 1523 | if (!context) return false; |
| 1524 | context.drawImage(bitmap, 0, 0); |
| 1525 | this.frameCanvasReady = true; |
| 1526 | return true; |
| 1527 | }, |
| 1528 | |
| 1529 | clearFrameCanvas() { |
| 1530 | const canvas = this.currentFrameCanvas(); |
| 1531 | if (canvas?.width && canvas?.height) { |
| 1532 | canvas.getContext("2d")?.clearRect(0, 0, canvas.width, canvas.height); |
| 1533 | } |
| 1534 | this.frameCanvasReady = false; |
| 1535 | }, |
| 1536 | |
| 1537 | freezeCanvasFrameToImage() { |
| 1538 | const canvas = this.currentFrameCanvas(); |
| 1539 | if (!this.frameCanvasReady || !canvas) return; |
| 1540 | try { |
| 1541 | this.frameSrc = canvas.toDataURL("image/jpeg", 0.86); |
| 1542 | } catch { |
| 1543 | this.frameSrc = ""; |
| 1544 | } |
| 1545 | this.clearFrameCanvas(); |
| 1546 | }, |
| 1547 | |
| 1548 | frameElement() { |
| 1549 | if (this.usesInteractiveTransport()) { |
| 1550 | const iframe = this._stageElement?.querySelector?.(".browser-interactive-frame"); |
| 1551 | if (iframe) return iframe; |
| 1552 | } |
| 1553 | if (this.frameCanvasReady) { |
| 1554 | const canvas = this.currentFrameCanvas(); |
| 1555 | if (canvas) return canvas; |
| 1556 | } |
| 1557 | return this._stageElement?.querySelector?.(".browser-frame-image") || null; |
| 1558 | }, |
| 1559 | |
| 1560 | beginCommand() { |
| 1561 | this._commandInFlightCount += 1; |
| 1562 | this.commandInFlight = true; |
| 1563 | }, |
| 1564 | |
| 1565 | finishCommand() { |
| 1566 | this._commandInFlightCount = Math.max(0, this._commandInFlightCount - 1); |
| 1567 | this.commandInFlight = this._commandInFlightCount > 0; |
| 1568 | }, |
| 1569 | |
| 1570 | async command(command, extra = {}) { |
| 1571 | this.error = ""; |
| 1572 | this.annotationError = ""; |
| 1573 | this.beginCommand(); |
| 1574 | const previousActiveBrowserId = this.activeBrowserId; |
| 1575 | const previousActiveContextId = this.activeBrowserContextId; |
| 1576 | const commandName = String(command || "").toLowerCase(); |
| 1577 | try { |
| 1578 | const targetContextId = commandName === "open" |
| 1579 | ? await this.contextIdForNewBrowser() |
| 1580 | : this.normalizeContextId(extra.context_id || extra.contextId) || await this.contextIdForActiveBrowser(); |
| 1581 | const targetBrowserId = this.normalizeBrowserId(extra.browser_id ?? this.activeBrowserId); |
| 1582 | this.contextId = targetContextId; |
| 1583 | const response = await websocket.request( |
| 1584 | "browser_viewer_command", |
| 1585 | { |
| 1586 | ...extra, |
| 1587 | context_id: targetContextId, |
| 1588 | browser_id: targetBrowserId, |
| 1589 | viewer_id: this._viewerToken, |
| 1590 | viewer_transport: this.requestedViewerTransport(), |
| 1591 | command, |
| 1592 | }, |
| 1593 | { timeoutMs: BROWSER_COMMAND_TIMEOUT_MS }, |
| 1594 | ); |
| 1595 | const data = firstOk(response); |
| 1596 | this.applyTabScope(data); |
| 1597 | this.applyBrowserListing(data.browsers || [], targetContextId, { |
| 1598 | replaceAll: Boolean(data.all_browsers), |
| 1599 | replaceContext: !data.all_browsers, |
| 1600 | }); |
| 1601 | this.applyViewer(data); |
| 1602 | const result = data.result || {}; |
| 1603 | const resultContextId = this.normalizeContextId( |
| 1604 | result.context_id |
| 1605 | || result.state?.context_id |
| 1606 | || data.active_browser_context_id |
| 1607 | || targetContextId |
| 1608 | ); |
| 1609 | const preferredBrowser = this.browserById( |
| 1610 | result.id |
| 1611 | || result.state?.id |
| 1612 | || result.last_interacted_browser_id |
| 1613 | || data.last_interacted_browser_id, |
| 1614 | resultContextId, |
| 1615 | ) |
| 1616 | || this.browserById(this.activeBrowserId, this.activeBrowserContextId) |
| 1617 | || this.firstBrowser(resultContextId) |
| 1618 | || this.firstBrowser(); |
| 1619 | this.setActiveBrowserId(preferredBrowser?.id || null, preferredBrowser?.context_id || resultContextId); |
| 1620 | this.applyActiveFrameState( |
| 1621 | this.stateFromCommandResult(result) |
| 1622 | || this.browserById(this.activeBrowserId, this.activeBrowserContextId) |
| 1623 | ); |
| 1624 | if (!this.activeBrowserId) { |
| 1625 | this.frameState = null; |
| 1626 | this.clearFrameSrc(); |
| 1627 | this.clearFrameCanvas(); |
| 1628 | } |
| 1629 | if (result.state?.currentUrl || result.currentUrl) { |
| 1630 | this.address = result.state?.currentUrl || result.currentUrl; |
| 1631 | } |
| 1632 | this.applySnapshot(data.snapshot); |
| 1633 | if (["navigate", "back", "forward", "reload", "close"].includes(commandName)) { |
| 1634 | this.cancelAnnotationDraft(); |
| 1635 | this.clearAnnotationHover(); |
| 1636 | } |
| 1637 | const activeChanged = this.activeBrowserId |
| 1638 | && !this.sameBrowserTab( |
| 1639 | this.activeBrowserId, |
| 1640 | this.activeBrowserContextId, |
| 1641 | previousActiveBrowserId, |
| 1642 | previousActiveContextId, |
| 1643 | ); |
| 1644 | const viewerTransportChanged = this._subscribedViewerTransport !== this.viewerTransport; |
| 1645 | if ( |
| 1646 | (commandName === "open" || commandName === "close" || activeChanged || viewerTransportChanged) |
| 1647 | && this.contextId |
| 1648 | && this.activeBrowserId |
| 1649 | ) { |
| 1650 | await this.connectViewer({ |
| 1651 | browserId: this.activeBrowserId, |
| 1652 | contextId: this.activeBrowserContextId, |
| 1653 | }); |
| 1654 | } else if (["navigate", "back", "forward", "reload"].includes(commandName)) { |
| 1655 | await this.restartCanvasStreamAfterPageChange(); |
| 1656 | } |
| 1657 | } catch (error) { |
| 1658 | this.error = error instanceof Error ? error.message : String(error); |
| 1659 | } finally { |
| 1660 | this.finishCommand(); |
| 1661 | } |
| 1662 | }, |
| 1663 | |
| 1664 | async restartCanvasStreamAfterPageChange() { |
| 1665 | if (!this.usesScreencastTransport()) { |
| 1666 | return; |
| 1667 | } |
| 1668 | const surfaceSequence = this._surfaceOpenSequence; |
| 1669 | if (this._mode !== "canvas" || !this.isCurrentSurfaceOpen(surfaceSequence) || !this.activeBrowserId) { |
| 1670 | return; |
| 1671 | } |
| 1672 | await this.waitForSurfaceViewport({ sequence: surfaceSequence }); |
| 1673 | if (this._mode !== "canvas" || !this.isCurrentSurfaceOpen(surfaceSequence) || !this.activeBrowserId) { |
| 1674 | return; |
| 1675 | } |
| 1676 | await this.syncViewport(true, { restartStream: true }); |
| 1677 | }, |
| 1678 | |
| 1679 | async go() { |
| 1680 | const url = String(this.address || "").trim(); |
| 1681 | if (!url) return; |
| 1682 | this.addressFocused = false; |
| 1683 | globalThis.document?.activeElement?.blur?.(); |
| 1684 | if (this.activeBrowserId) { |
| 1685 | await this.command("navigate", { url }); |
| 1686 | } else { |
| 1687 | await this.command("open", { url }); |
| 1688 | } |
| 1689 | }, |
| 1690 | |
| 1691 | async openUrlIntent(url = "", options = {}) { |
| 1692 | if (this._openPromise) { |
| 1693 | try { |
| 1694 | await this._openPromise; |
| 1695 | } catch {} |
| 1696 | } |
| 1697 | if (!this._surfaceMounted) return false; |
| 1698 | const targetUrl = String(url || "").trim(); |
| 1699 | if (targetUrl) { |
| 1700 | await this.command("open", { |
| 1701 | url: targetUrl, |
| 1702 | source: options?.source || "desktop-url", |
| 1703 | }); |
| 1704 | return true; |
| 1705 | } |
| 1706 | if (!this.activeBrowserId) { |
| 1707 | await this.command("open"); |
| 1708 | } |
| 1709 | return true; |
| 1710 | }, |
| 1711 | |
| 1712 | onAddressFocus() { |
| 1713 | this.addressFocused = true; |
| 1714 | }, |
| 1715 | |
| 1716 | onAddressBlur() { |
| 1717 | this.addressFocused = false; |
| 1718 | if (this.frameState?.currentUrl && !String(this.address || "").trim()) { |
| 1719 | this.address = this.frameState.currentUrl; |
| 1720 | } |
| 1721 | }, |
| 1722 | |
| 1723 | async selectBrowser(id, contextId = "") { |
| 1724 | const targetId = this.normalizeBrowserId(id); |
| 1725 | const targetContextId = this.normalizeContextId(contextId || this.contextIdForBrowserId(targetId)); |
| 1726 | if (!targetId) { |
| 1727 | await this.openNewBrowser(); |
| 1728 | return; |
| 1729 | } |
| 1730 | if ( |
| 1731 | this.sameBrowserTab(targetId, targetContextId, this.activeBrowserId, this.activeBrowserContextId) |
| 1732 | && this.connected |
| 1733 | && !this.isSwitchingBrowser() |
| 1734 | ) { |
| 1735 | return; |
| 1736 | } |
| 1737 | const browser = this.browserById(targetId, targetContextId); |
| 1738 | this.error = ""; |
| 1739 | this.switchingBrowserId = targetId; |
| 1740 | this.cancelFrameRender(); |
| 1741 | this.clearFrameSrc(); |
| 1742 | this.clearFrameCanvas(); |
| 1743 | this.frameState = browser || null; |
| 1744 | if (!this.addressFocused && browser?.currentUrl) { |
| 1745 | this.address = browser.currentUrl; |
| 1746 | } |
| 1747 | this.setActiveBrowserId(targetId, targetContextId); |
| 1748 | if (this.activeBrowserContextId) { |
| 1749 | try { |
| 1750 | await this.connectViewer({ browserId: targetId, contextId: targetContextId }); |
| 1751 | } catch (error) { |
| 1752 | if ( |
| 1753 | this.sameBrowserId(this.switchingBrowserId, targetId) |
| 1754 | && this.normalizeContextId(this.activeBrowserContextId) === targetContextId |
| 1755 | ) { |
| 1756 | this.switchingBrowserId = null; |
| 1757 | } |
| 1758 | this.error = error instanceof Error ? error.message : String(error); |
| 1759 | } |
| 1760 | } |
| 1761 | }, |
| 1762 | |
| 1763 | async openNewBrowser() { |
| 1764 | await this.command("open"); |
| 1765 | }, |
| 1766 | |
| 1767 | isClosingBrowser(id, contextId = "") { |
| 1768 | const browserId = this.normalizeBrowserId(id); |
| 1769 | const key = this.browserTabKey({ |
| 1770 | id: browserId, |
| 1771 | context_id: contextId || this.contextIdForBrowserId(browserId), |
| 1772 | }); |
| 1773 | return Boolean(key && this._closingBrowserIds[key]); |
| 1774 | }, |
| 1775 | |
| 1776 | markBrowserClosing(id, contextId = "", closing = true) { |
| 1777 | const browserId = this.normalizeBrowserId(id); |
| 1778 | if (!browserId) return; |
| 1779 | const key = this.browserTabKey({ |
| 1780 | id: browserId, |
| 1781 | context_id: contextId || this.contextIdForBrowserId(browserId), |
| 1782 | }); |
| 1783 | if (!key) return; |
| 1784 | const nextClosing = { ...this._closingBrowserIds }; |
| 1785 | if (closing) { |
| 1786 | nextClosing[key] = true; |
| 1787 | } else { |
| 1788 | delete nextClosing[key]; |
| 1789 | } |
| 1790 | this._closingBrowserIds = nextClosing; |
| 1791 | }, |
| 1792 | |
| 1793 | async closeBrowser(id, contextId = "") { |
| 1794 | const browserId = this.normalizeBrowserId(id); |
| 1795 | const browserContextId = this.normalizeContextId(contextId || this.contextIdForBrowserId(browserId)); |
| 1796 | if (!browserId || !browserContextId || this.isClosingBrowser(browserId, browserContextId)) return; |
| 1797 | this.markBrowserClosing(browserId, browserContextId, true); |
| 1798 | try { |
| 1799 | await this.command("close", { browser_id: browserId, context_id: browserContextId }); |
| 1800 | } finally { |
| 1801 | this.markBrowserClosing(browserId, browserContextId, false); |
| 1802 | } |
| 1803 | }, |
| 1804 | |
| 1805 | isActiveBrowser(browser) { |
| 1806 | return this.sameBrowserTab(browser?.id, browser?.context_id, this.activeBrowserId, this.activeBrowserContextId); |
| 1807 | }, |
| 1808 | |
| 1809 | isBrowserLoading(browser) { |
| 1810 | return Boolean(browser?.loading || (this.isActiveBrowser(browser) && this.isBusy())); |
| 1811 | }, |
| 1812 | |
| 1813 | browserTabTitle(browser) { |
| 1814 | const title = String(browser?.title || "").trim(); |
| 1815 | const url = String(browser?.currentUrl || "").trim(); |
| 1816 | return title || url || "about:blank"; |
| 1817 | }, |
| 1818 | |
| 1819 | browserTabLabel(browser) { |
| 1820 | const id = browser?.id ? `#${browser.id}` : "Browser"; |
| 1821 | return [id, this.browserTabTitle(browser)].filter(Boolean).join(" "); |
| 1822 | }, |
| 1823 | |
| 1824 | browserTabTooltip(browser) { |
| 1825 | const chatTitle = this.browserChatTitle(browser); |
| 1826 | return [this.browserTabLabel(browser), chatTitle ? `Chat: ${chatTitle}` : ""] |
| 1827 | .filter(Boolean) |
| 1828 | .join("\n"); |
| 1829 | }, |
| 1830 | |
| 1831 | browserTabKey(browser = {}) { |
| 1832 | const id = this.normalizeBrowserId(browser?.id ?? browser); |
| 1833 | const contextId = this.normalizeContextId(browser?.context_id || browser?.contextId || this.activeBrowserContextId || this.contextId); |
| 1834 | return id && contextId ? `${contextId}:${id}` : ""; |
| 1835 | }, |
| 1836 | |
| 1837 | browserChatTitle(browser = {}) { |
| 1838 | const contextId = this.normalizeContextId(browser?.context_id || browser?.contextId); |
| 1839 | if (!contextId) return ""; |
| 1840 | const context = chatsStore.contexts?.find?.((item) => item?.id === contextId); |
| 1841 | return String(context?.name || context?.title || "").trim(); |
| 1842 | }, |
| 1843 | |
| 1844 | firstBrowser(contextId = "") { |
| 1845 | const normalizedContextId = this.normalizeContextId(contextId); |
| 1846 | const browsers = Array.isArray(this.browsers) ? this.browsers : []; |
| 1847 | if (normalizedContextId) { |
| 1848 | const scoped = browsers.find((browser) => this.normalizeContextId(browser?.context_id) === normalizedContextId); |
| 1849 | if (scoped) return scoped; |
| 1850 | } |
| 1851 | return browsers[0] || null; |
| 1852 | }, |
| 1853 | |
| 1854 | visibleBrowsers() { |
| 1855 | const browsers = Array.isArray(this.browsers) ? this.browsers : []; |
| 1856 | if (this.tabScope === "shared") return browsers; |
| 1857 | const contextId = this.normalizeContextId(this.activeBrowserContextId || this.contextId || this.resolveContextId()); |
| 1858 | return contextId |
| 1859 | ? browsers.filter((browser) => this.normalizeContextId(browser?.context_id) === contextId) |
| 1860 | : browsers; |
| 1861 | }, |
| 1862 | |
| 1863 | firstBrowserInContext(contextId = "") { |
| 1864 | const normalizedContextId = this.normalizeContextId(contextId); |
| 1865 | if (!normalizedContextId || !Array.isArray(this.browsers)) return null; |
| 1866 | return this.browsers.find((browser) => this.normalizeContextId(browser?.context_id) === normalizedContextId) || null; |
| 1867 | }, |
| 1868 | |
| 1869 | firstBrowserId(contextId = "") { |
| 1870 | return this.firstBrowser(contextId)?.id || null; |
| 1871 | }, |
| 1872 | |
| 1873 | normalizeBrowserId(id) { |
| 1874 | return Number(id) || null; |
| 1875 | }, |
| 1876 | |
| 1877 | sameBrowserId(left, right) { |
| 1878 | const leftId = this.normalizeBrowserId(left); |
| 1879 | const rightId = this.normalizeBrowserId(right); |
| 1880 | return Boolean(leftId && rightId && leftId === rightId); |
| 1881 | }, |
| 1882 | |
| 1883 | sameBrowserTab(leftId, leftContextId, rightId, rightContextId) { |
| 1884 | return this.sameBrowserId(leftId, rightId) |
| 1885 | && this.normalizeContextId(leftContextId) === this.normalizeContextId(rightContextId); |
| 1886 | }, |
| 1887 | |
| 1888 | browserById(id, contextId = "") { |
| 1889 | const numeric = this.normalizeBrowserId(id); |
| 1890 | if (!numeric || !Array.isArray(this.browsers)) return null; |
| 1891 | const normalizedContextId = this.normalizeContextId(contextId); |
| 1892 | return this.browsers.find((browser) => ( |
| 1893 | Number(browser?.id) === numeric |
| 1894 | && (!normalizedContextId || this.normalizeContextId(browser?.context_id) === normalizedContextId) |
| 1895 | )) || null; |
| 1896 | }, |
| 1897 | |
| 1898 | contextIdForBrowserId(id) { |
| 1899 | const numeric = this.normalizeBrowserId(id); |
| 1900 | if (!numeric) return ""; |
| 1901 | if (this.sameBrowserId(numeric, this.activeBrowserId) && this.activeBrowserContextId) { |
| 1902 | return this.activeBrowserContextId; |
| 1903 | } |
| 1904 | return this.normalizeContextId(this.browserById(numeric)?.context_id); |
| 1905 | }, |
| 1906 | |
| 1907 | applyBrowserListing(browsers = [], fallbackContextId = "", options = {}) { |
| 1908 | const incoming = Array.isArray(browsers) |
| 1909 | ? browsers.map((browser) => ({ |
| 1910 | ...browser, |
| 1911 | context_id: this.normalizeContextId(browser?.context_id || fallbackContextId), |
| 1912 | })).filter((browser) => browser.id && browser.context_id) |
| 1913 | : []; |
| 1914 | const incomingKeys = new Set(incoming.map((browser) => this.browserTabKey(browser))); |
| 1915 | const fallback = this.normalizeContextId(fallbackContextId); |
| 1916 | const existing = Array.isArray(this.browsers) ? this.browsers : []; |
| 1917 | const retained = options.replaceAll |
| 1918 | ? [] |
| 1919 | : existing.filter((browser) => { |
| 1920 | const key = this.browserTabKey(browser); |
| 1921 | if (incomingKeys.has(key)) return false; |
| 1922 | if (options.replaceContext && fallback && this.normalizeContextId(browser?.context_id) === fallback) return false; |
| 1923 | return true; |
| 1924 | }); |
| 1925 | this.browsers = [...retained, ...incoming]; |
| 1926 | }, |
| 1927 | |
| 1928 | stateFromCommandResult(result = {}) { |
| 1929 | if (result?.state?.id || result?.state?.currentUrl || result?.state?.title) { |
| 1930 | return result.state; |
| 1931 | } |
| 1932 | if (result?.id || result?.currentUrl || result?.title) { |
| 1933 | return result; |
| 1934 | } |
| 1935 | return null; |
| 1936 | }, |
| 1937 | |
| 1938 | applyActiveFrameState(nextState = null) { |
| 1939 | if (!nextState) return; |
| 1940 | const stateId = this.normalizeBrowserId(nextState.id); |
| 1941 | const stateContextId = this.normalizeContextId(nextState.context_id || this.activeBrowserContextId); |
| 1942 | if ( |
| 1943 | stateId |
| 1944 | && this.activeBrowserId |
| 1945 | && !this.sameBrowserTab(stateId, stateContextId, this.activeBrowserId, this.activeBrowserContextId) |
| 1946 | ) { |
| 1947 | return; |
| 1948 | } |
| 1949 | const previousUrl = String(this.frameState?.currentUrl || ""); |
| 1950 | const nextUrl = String(nextState.currentUrl || ""); |
| 1951 | this.frameState = nextState; |
| 1952 | if (previousUrl && nextUrl && previousUrl !== nextUrl) { |
| 1953 | this.cancelAnnotationDraft(); |
| 1954 | this.clearAnnotationHover(); |
| 1955 | } |
| 1956 | if (!this.addressFocused && nextState.currentUrl) { |
| 1957 | this.address = nextState.currentUrl; |
| 1958 | } |
| 1959 | }, |
| 1960 | |
| 1961 | applySnapshot(snapshot = null) { |
| 1962 | if (!snapshot?.image) return; |
| 1963 | const snapshotId = this.normalizeBrowserId(snapshot.browser_id || snapshot.state?.id); |
| 1964 | const snapshotContextId = this.normalizeContextId(snapshot.context_id || snapshot.state?.context_id || this.activeBrowserContextId); |
| 1965 | if ( |
| 1966 | snapshotId |
| 1967 | && this.activeBrowserId |
| 1968 | && !this.sameBrowserTab(snapshotId, snapshotContextId, this.activeBrowserId, this.activeBrowserContextId) |
| 1969 | ) { |
| 1970 | return; |
| 1971 | } |
| 1972 | if (snapshot.state) { |
| 1973 | this.applyActiveFrameState(snapshot.state); |
| 1974 | } |
| 1975 | if (this.usesInteractiveTransport()) return; |
| 1976 | const frameBrowserId = snapshotId || this.activeBrowserId; |
| 1977 | this.queueFrameRender(`data:${snapshot.mime || "image/jpeg"};base64,${snapshot.image}`, { |
| 1978 | browserId: frameBrowserId, |
| 1979 | contextId: snapshotContextId, |
| 1980 | onAccepted: () => { |
| 1981 | if ( |
| 1982 | this.sameBrowserId(this.switchingBrowserId, frameBrowserId) |
| 1983 | && this.normalizeContextId(this.activeBrowserContextId) === snapshotContextId |
| 1984 | ) { |
| 1985 | this.switchingBrowserId = null; |
| 1986 | } |
| 1987 | this._surfaceSwitching = false; |
| 1988 | }, |
| 1989 | }); |
| 1990 | }, |
| 1991 | |
| 1992 | isSwitchingBrowser() { |
| 1993 | return Boolean( |
| 1994 | this.switchingBrowserId |
| 1995 | && this.sameBrowserId(this.switchingBrowserId, this.activeBrowserId) |
| 1996 | && this.normalizeContextId(this.contextId) === this.normalizeContextId(this.activeBrowserContextId) |
| 1997 | ); |
| 1998 | }, |
| 1999 | |
| 2000 | isBusy() { |
| 2001 | return Boolean(this.loading || this.commandInFlight || this._surfaceSwitching || this.isSwitchingBrowser()); |
| 2002 | }, |
| 2003 | |
| 2004 | browserLoadingLabel() { |
| 2005 | if (this.commandInFlight && !this.activeBrowserId) return "Starting Browser…"; |
| 2006 | if (this.isSwitchingBrowser()) return "Switching Browser tab…"; |
| 2007 | return "Connecting to Browser…"; |
| 2008 | }, |
| 2009 | |
| 2010 | setActiveBrowserId(id, contextId = "") { |
| 2011 | const previous = this.activeBrowserId; |
| 2012 | const previousContextId = this.activeBrowserContextId; |
| 2013 | const numeric = this.normalizeBrowserId(id); |
| 2014 | const normalizedContextId = this.normalizeContextId(contextId || this.contextIdForBrowserId(numeric)); |
| 2015 | const exists = !numeric |
| 2016 | || !Array.isArray(this.browsers) |
| 2017 | || this.browsers.some((browser) => ( |
| 2018 | Number(browser.id) === numeric |
| 2019 | && (!normalizedContextId || this.normalizeContextId(browser.context_id) === normalizedContextId) |
| 2020 | )); |
| 2021 | this.activeBrowserId = exists ? numeric : null; |
| 2022 | this.activeBrowserContextId = this.activeBrowserId ? normalizedContextId : ""; |
| 2023 | this.contextId = this.activeBrowserContextId || this.contextId; |
| 2024 | if (this.activeBrowserId !== previous || this.activeBrowserContextId !== previousContextId) { |
| 2025 | this._lastViewportKey = ""; |
| 2026 | this._lastViewport = null; |
| 2027 | this.cancelAnnotationDraft(); |
| 2028 | this.clearAnnotationHover(); |
| 2029 | } |
| 2030 | }, |
| 2031 | |
| 2032 | pointerCoordinatesFor(event, element = null) { |
| 2033 | const target = element || event?.currentTarget; |
| 2034 | if (!target) return null; |
| 2035 | const rect = target.getBoundingClientRect(); |
| 2036 | const naturalWidth = target.naturalWidth || target.width || rect.width; |
| 2037 | const naturalHeight = target.naturalHeight || target.height || rect.height; |
| 2038 | let contentLeft = rect.left; |
| 2039 | let contentTop = rect.top; |
| 2040 | let contentWidth = rect.width; |
| 2041 | let contentHeight = rect.height; |
| 2042 | |
| 2043 | const objectFit = globalThis.getComputedStyle?.(target)?.objectFit || ""; |
| 2044 | if ( |
| 2045 | target.matches?.(".browser-frame") |
| 2046 | && ["contain", "scale-down"].includes(objectFit) |
| 2047 | && naturalWidth > 0 |
| 2048 | && naturalHeight > 0 |
| 2049 | && rect.width > 0 |
| 2050 | && rect.height > 0 |
| 2051 | ) { |
| 2052 | const naturalRatio = naturalWidth / naturalHeight; |
| 2053 | const rectRatio = rect.width / rect.height; |
| 2054 | if (naturalRatio > rectRatio) { |
| 2055 | contentWidth = rect.width; |
| 2056 | contentHeight = rect.width / naturalRatio; |
| 2057 | contentTop = rect.top + (rect.height - contentHeight) / 2; |
| 2058 | } else { |
| 2059 | contentHeight = rect.height; |
| 2060 | contentWidth = rect.height * naturalRatio; |
| 2061 | contentLeft = rect.left + (rect.width - contentWidth) / 2; |
| 2062 | } |
| 2063 | } |
| 2064 | |
| 2065 | const relativeX = (event.clientX - contentLeft) / Math.max(1, contentWidth); |
| 2066 | const relativeY = (event.clientY - contentTop) / Math.max(1, contentHeight); |
| 2067 | return { |
| 2068 | x: Math.max(0, Math.min(naturalWidth, relativeX * naturalWidth)), |
| 2069 | y: Math.max(0, Math.min(naturalHeight, relativeY * naturalHeight)), |
| 2070 | }; |
| 2071 | }, |
| 2072 | |
| 2073 | handleKeydown(event) { |
| 2074 | if (isLocalEditableTarget(event?.target)) return; |
| 2075 | const annotateShortcut = event?.key === "." && (event.metaKey || event.ctrlKey) && !event.altKey; |
| 2076 | if (annotateShortcut && this._surfaceMounted) { |
| 2077 | event.preventDefault(); |
| 2078 | event.stopPropagation?.(); |
| 2079 | this.toggleAnnotationMode(); |
| 2080 | return; |
| 2081 | } |
| 2082 | |
| 2083 | if (this.annotating) { |
| 2084 | if (event?.key === "Escape") { |
| 2085 | event.preventDefault(); |
| 2086 | if (this.annotationDraft || this.annotationDragRect) { |
| 2087 | this.cancelAnnotationDraft(); |
| 2088 | } else { |
| 2089 | this.toggleAnnotationMode(false); |
| 2090 | } |
| 2091 | } |
| 2092 | return; |
| 2093 | } |
| 2094 | |
| 2095 | if (this.handleVisualBrowserShortcut(event)) { |
| 2096 | return; |
| 2097 | } |
| 2098 | |
| 2099 | void this.sendKey(event); |
| 2100 | }, |
| 2101 | |
| 2102 | handleVisualBrowserShortcut(event) { |
| 2103 | const shortcut = this.visualBrowserShortcut(event); |
| 2104 | if (!shortcut) return false; |
| 2105 | event.preventDefault(); |
| 2106 | event.stopPropagation?.(); |
| 2107 | |
| 2108 | if (shortcut.action === "paste") { |
| 2109 | void this.pasteHostClipboardToBrowser(); |
| 2110 | return true; |
| 2111 | } |
| 2112 | if (shortcut.action === "copy" || shortcut.action === "cut") { |
| 2113 | void this.copyBrowserClipboardToHost(shortcut.action); |
| 2114 | return true; |
| 2115 | } |
| 2116 | if (shortcut.key) { |
| 2117 | void this.sendShortcut(shortcut.key); |
| 2118 | return true; |
| 2119 | } |
| 2120 | return false; |
| 2121 | }, |
| 2122 | |
| 2123 | visualBrowserShortcut(event) { |
| 2124 | if (!this.shouldHandleVisualBrowserShortcut(event)) return null; |
| 2125 | const key = String(event?.key || "").toLowerCase(); |
| 2126 | const primary = Boolean(event?.ctrlKey || event?.metaKey); |
| 2127 | const shift = Boolean(event?.shiftKey); |
| 2128 | |
| 2129 | if (!primary && shift && key === "insert") { |
| 2130 | return { action: "paste" }; |
| 2131 | } |
| 2132 | if (!primary || event?.altKey) return null; |
| 2133 | |
| 2134 | if (key === "v") return { action: "paste" }; |
| 2135 | if (!shift && (key === "c" || key === "insert")) return { action: "copy" }; |
| 2136 | if (!shift && key === "x") return { action: "cut" }; |
| 2137 | if (!shift && key === "a") return { key: "Control+A" }; |
| 2138 | if (key === "z") return { key: shift ? "Control+Shift+Z" : "Control+Z" }; |
| 2139 | if (!shift && key === "y") return { key: "Control+Y" }; |
| 2140 | return null; |
| 2141 | }, |
| 2142 | |
| 2143 | shouldHandleVisualBrowserShortcut(event) { |
| 2144 | if (!this._surfaceMounted || !this.activeBrowserId || this.annotating) return false; |
| 2145 | if (isLocalEditableTarget(event?.target)) return false; |
| 2146 | const key = String(event?.key || "").toLowerCase(); |
| 2147 | if (!BROWSER_VISUAL_SHORTCUT_KEYS.has(key)) return false; |
| 2148 | return Boolean(this.visualBrowserStageForEvent(event)); |
| 2149 | }, |
| 2150 | |
| 2151 | visualBrowserStageForEvent(event) { |
| 2152 | const element = elementFromTarget(event?.target); |
| 2153 | const blockingUi = element?.closest?.( |
| 2154 | ".browser-toolbar, .browser-meta, .browser-extension-dropdown, .browser-annotation-popover, .browser-annotation-tray, button, a", |
| 2155 | ); |
| 2156 | if (blockingUi) return null; |
| 2157 | |
| 2158 | const stage = element?.closest?.(".browser-stage"); |
| 2159 | if (stage?.closest?.(".browser-panel")) return stage; |
| 2160 | |
| 2161 | const activeElement = globalThis.document?.activeElement; |
| 2162 | const activeStage = activeElement?.closest?.(".browser-stage"); |
| 2163 | if (activeStage?.closest?.(".browser-panel")) return activeStage; |
| 2164 | return null; |
| 2165 | }, |
| 2166 | |
| 2167 | handleStageWheel(event) { |
| 2168 | if (this.annotating) return; |
| 2169 | void this.sendWheel(event); |
| 2170 | }, |
| 2171 | |
| 2172 | toggleAnnotationMode(force = null) { |
| 2173 | const nextValue = force === null ? !this.annotating : Boolean(force); |
| 2174 | if (nextValue && !this.canAnnotate()) return; |
| 2175 | |
| 2176 | this.annotating = nextValue; |
| 2177 | this.annotationError = ""; |
| 2178 | this.closeExtensionsMenu(); |
| 2179 | if (!nextValue) { |
| 2180 | this.cancelAnnotationDraft(); |
| 2181 | this.clearAnnotationHover(); |
| 2182 | this.annotationDragRect = null; |
| 2183 | this._annotationPointer = null; |
| 2184 | } else { |
| 2185 | this._stageElement?.focus?.({ preventScroll: true }); |
| 2186 | } |
| 2187 | }, |
| 2188 | |
| 2189 | canAnnotate() { |
| 2190 | return Boolean(this.activeBrowserId && this.hasFrame() && !this.isBusy()); |
| 2191 | }, |
| 2192 | |
| 2193 | activeAnnotationUrl() { |
| 2194 | return String(this.frameState?.currentUrl || this.address || "about:blank"); |
| 2195 | }, |
| 2196 | |
| 2197 | visibleAnnotations() { |
| 2198 | const browserId = this.normalizeBrowserId(this.activeBrowserId); |
| 2199 | const contextId = this.normalizeContextId(this.activeBrowserContextId); |
| 2200 | const url = this.activeAnnotationUrl(); |
| 2201 | return this.annotationComments.filter((annotation) => ( |
| 2202 | this.sameBrowserTab(annotation.browserId, annotation.contextId, browserId, contextId) |
| 2203 | && String(annotation.url || "") === url |
| 2204 | )); |
| 2205 | }, |
| 2206 | |
| 2207 | pendingAnnotations() { |
| 2208 | const contextId = this.normalizeContextId(this.activeBrowserContextId || this.contextId); |
| 2209 | if (!contextId) return []; |
| 2210 | return this.annotationComments.filter( |
| 2211 | (annotation) => this.normalizeContextId(annotation.contextId) === contextId, |
| 2212 | ); |
| 2213 | }, |
| 2214 | |
| 2215 | nextAnnotationIndex() { |
| 2216 | return this.pendingAnnotations().length + 1; |
| 2217 | }, |
| 2218 | |
| 2219 | annotationBatchLabel() { |
| 2220 | const annotations = this.pendingAnnotations(); |
| 2221 | const pageCount = new Set( |
| 2222 | annotations.map((annotation) => `${annotation.browserId}:${annotation.url}`), |
| 2223 | ).size; |
| 2224 | if (pageCount <= 1) return `Annotations (${annotations.length})`; |
| 2225 | return `Annotations (${annotations.length} across ${pageCount} pages)`; |
| 2226 | }, |
| 2227 | |
| 2228 | annotationTrayStyle() { |
| 2229 | if (!this.annotationTrayPosition) return {}; |
| 2230 | const position = this.clampAnnotationTrayPosition(this.annotationTrayPosition); |
| 2231 | return { |
| 2232 | left: `${position.x}px`, |
| 2233 | top: `${position.y}px`, |
| 2234 | right: "auto", |
| 2235 | bottom: "auto", |
| 2236 | }; |
| 2237 | }, |
| 2238 | |
| 2239 | clampAnnotationTrayPosition(position = {}) { |
| 2240 | const stageRect = this._stageElement?.getBoundingClientRect?.(); |
| 2241 | const stageWidth = Math.max(1, Number(stageRect?.width || 0)); |
| 2242 | const stageHeight = Math.max(1, Number(stageRect?.height || 0)); |
| 2243 | const width = Math.max(180, Number(position.width || 0)); |
| 2244 | const height = Math.max(90, Number(position.height || 0)); |
| 2245 | const maxX = Math.max(ANNOTATION_TRAY_MARGIN, stageWidth - width - ANNOTATION_TRAY_MARGIN); |
| 2246 | const maxY = Math.max(ANNOTATION_TRAY_MARGIN, stageHeight - height - ANNOTATION_TRAY_MARGIN); |
| 2247 | return { |
| 2248 | x: Math.min(Math.max(ANNOTATION_TRAY_MARGIN, Number(position.x || 0)), maxX), |
| 2249 | y: Math.min(Math.max(ANNOTATION_TRAY_MARGIN, Number(position.y || 0)), maxY), |
| 2250 | width, |
| 2251 | height, |
| 2252 | }; |
| 2253 | }, |
| 2254 | |
| 2255 | startAnnotationTrayDrag(event) { |
| 2256 | if (event.button !== 0) return; |
| 2257 | if (event.target?.closest?.("button, input, select, textarea, a")) return; |
| 2258 | const tray = event.currentTarget?.closest?.(".browser-annotation-tray"); |
| 2259 | const stageRect = this._stageElement?.getBoundingClientRect?.(); |
| 2260 | const trayRect = tray?.getBoundingClientRect?.(); |
| 2261 | if (!tray || !stageRect || !trayRect) return; |
| 2262 | |
| 2263 | const position = this.clampAnnotationTrayPosition({ |
| 2264 | x: trayRect.left - stageRect.left, |
| 2265 | y: trayRect.top - stageRect.top, |
| 2266 | width: trayRect.width, |
| 2267 | height: trayRect.height, |
| 2268 | }); |
| 2269 | this.annotationTrayPosition = position; |
| 2270 | this.annotationTrayDragging = true; |
| 2271 | this._annotationTrayDrag = { |
| 2272 | id: event.pointerId, |
| 2273 | target: event.currentTarget, |
| 2274 | x: event.clientX, |
| 2275 | y: event.clientY, |
| 2276 | startX: position.x, |
| 2277 | startY: position.y, |
| 2278 | width: position.width, |
| 2279 | height: position.height, |
| 2280 | }; |
| 2281 | event.currentTarget?.setPointerCapture?.(event.pointerId); |
| 2282 | event.preventDefault(); |
| 2283 | }, |
| 2284 | |
| 2285 | moveAnnotationTrayDrag(event) { |
| 2286 | const drag = this._annotationTrayDrag; |
| 2287 | if (!drag || event.pointerId !== drag.id) return; |
| 2288 | this.annotationTrayPosition = this.clampAnnotationTrayPosition({ |
| 2289 | x: drag.startX + event.clientX - drag.x, |
| 2290 | y: drag.startY + event.clientY - drag.y, |
| 2291 | width: drag.width, |
| 2292 | height: drag.height, |
| 2293 | }); |
| 2294 | event.preventDefault(); |
| 2295 | }, |
| 2296 | |
| 2297 | finishAnnotationTrayDrag(event = null) { |
| 2298 | const drag = this._annotationTrayDrag; |
| 2299 | if (!drag || (event?.pointerId && event.pointerId !== drag.id)) return; |
| 2300 | try { |
| 2301 | drag.target?.releasePointerCapture?.(drag.id); |
| 2302 | } catch {} |
| 2303 | this._annotationTrayDrag = null; |
| 2304 | this.annotationTrayDragging = false; |
| 2305 | }, |
| 2306 | |
| 2307 | resetAnnotationTrayPosition() { |
| 2308 | this.finishAnnotationTrayDrag(); |
| 2309 | this.annotationTrayPosition = null; |
| 2310 | }, |
| 2311 | |
| 2312 | clearPendingAnnotations() { |
| 2313 | const contextId = this.normalizeContextId(this.activeBrowserContextId || this.contextId); |
| 2314 | if (!contextId) return; |
| 2315 | this.annotationComments = this.annotationComments.filter( |
| 2316 | (annotation) => this.normalizeContextId(annotation.contextId) !== contextId, |
| 2317 | ); |
| 2318 | this.resetAnnotationTrayPosition(); |
| 2319 | }, |
| 2320 | |
| 2321 | annotationBoxStyle(rect = {}) { |
| 2322 | const viewport = this.currentViewportSize() || this._lastViewport || {}; |
| 2323 | const width = Math.max(1, Number(viewport.width || rect.width || 1)); |
| 2324 | const height = Math.max(1, Number(viewport.height || rect.height || 1)); |
| 2325 | const normalized = this.clampAnnotationRect(rect); |
| 2326 | return [ |
| 2327 | `left: ${(normalized.x / width) * 100}%`, |
| 2328 | `top: ${(normalized.y / height) * 100}%`, |
| 2329 | `width: ${(Math.max(1, normalized.width) / width) * 100}%`, |
| 2330 | `height: ${(Math.max(1, normalized.height) / height) * 100}%`, |
| 2331 | ].join("; "); |
| 2332 | }, |
| 2333 | |
| 2334 | annotationPopoverStyle() { |
| 2335 | const rect = this.annotationDraft?.rect || this.annotationDragRect || {}; |
| 2336 | const viewport = this.currentViewportSize() || this._lastViewport || {}; |
| 2337 | const width = Math.max(1, Number(viewport.width || 1)); |
| 2338 | const height = Math.max(1, Number(viewport.height || 1)); |
| 2339 | const popoverWidth = Math.min(320, Math.max(240, width - 20)); |
| 2340 | const popoverHeight = 190; |
| 2341 | const nextLeft = Math.min( |
| 2342 | Math.max(10, Number(rect.x || 0) + Number(rect.width || 0) + 10), |
| 2343 | Math.max(10, width - popoverWidth - 10), |
| 2344 | ); |
| 2345 | const nextTop = Math.min( |
| 2346 | Math.max(10, Number(rect.y || 0) + Number(rect.height || 0) + 10), |
| 2347 | Math.max(10, height - popoverHeight - 10), |
| 2348 | ); |
| 2349 | return [ |
| 2350 | `left: ${(nextLeft / width) * 100}%`, |
| 2351 | `top: ${(nextTop / height) * 100}%`, |
| 2352 | `width: min(${popoverWidth}px, calc(100% - 20px))`, |
| 2353 | ].join("; "); |
| 2354 | }, |
| 2355 | |
| 2356 | annotationDraftTitle() { |
| 2357 | if (!this.annotationDraft) return "Annotation"; |
| 2358 | return this.annotationDraft.kind === "area" ? "Area annotation" : "Element annotation"; |
| 2359 | }, |
| 2360 | |
| 2361 | stagePointForEvent(event) { |
| 2362 | return this.pointerCoordinatesFor(event, this.frameElement()); |
| 2363 | }, |
| 2364 | |
| 2365 | normalizeAnnotationRect(start = {}, end = {}) { |
| 2366 | const x1 = Number(start.x || 0); |
| 2367 | const y1 = Number(start.y || 0); |
| 2368 | const x2 = Number(end.x || x1); |
| 2369 | const y2 = Number(end.y || y1); |
| 2370 | return this.clampAnnotationRect({ |
| 2371 | x: Math.min(x1, x2), |
| 2372 | y: Math.min(y1, y2), |
| 2373 | width: Math.abs(x2 - x1), |
| 2374 | height: Math.abs(y2 - y1), |
| 2375 | }); |
| 2376 | }, |
| 2377 | |
| 2378 | clampAnnotationRect(rect = {}) { |
| 2379 | const viewport = this.currentViewportSize() || this._lastViewport || {}; |
| 2380 | const viewportWidth = Math.max(1, Number(viewport.width || rect.x + rect.width || 1)); |
| 2381 | const viewportHeight = Math.max(1, Number(viewport.height || rect.y + rect.height || 1)); |
| 2382 | const x = Math.max(0, Math.min(viewportWidth, Number(rect.x || 0))); |
| 2383 | const y = Math.max(0, Math.min(viewportHeight, Number(rect.y || 0))); |
| 2384 | const width = Math.max(1, Math.min(viewportWidth - x, Number(rect.width || 1))); |
| 2385 | const height = Math.max(1, Math.min(viewportHeight - y, Number(rect.height || 1))); |
| 2386 | return { |
| 2387 | x: Math.round(x), |
| 2388 | y: Math.round(y), |
| 2389 | width: Math.round(width), |
| 2390 | height: Math.round(height), |
| 2391 | }; |
| 2392 | }, |
| 2393 | |
| 2394 | startAnnotationSelection(event) { |
| 2395 | if (!this.annotating || this.annotationBusy || !this.canAnnotate()) return; |
| 2396 | const point = this.stagePointForEvent(event); |
| 2397 | if (!point) return; |
| 2398 | this.cancelAnnotationDraft(); |
| 2399 | this.clearAnnotationHover(); |
| 2400 | this.annotationError = ""; |
| 2401 | this._annotationPointer = { |
| 2402 | id: event.pointerId, |
| 2403 | start: point, |
| 2404 | last: point, |
| 2405 | }; |
| 2406 | this.annotationDragRect = this.clampAnnotationRect({ |
| 2407 | x: point.x, |
| 2408 | y: point.y, |
| 2409 | width: 1, |
| 2410 | height: 1, |
| 2411 | }); |
| 2412 | event.currentTarget?.setPointerCapture?.(event.pointerId); |
| 2413 | }, |
| 2414 | |
| 2415 | moveAnnotationSelection(event) { |
| 2416 | if (!this.annotating) return; |
| 2417 | if (!this._annotationPointer) { |
| 2418 | void this.updateAnnotationHover(event); |
| 2419 | return; |
| 2420 | } |
| 2421 | if (event.pointerId !== this._annotationPointer.id) return; |
| 2422 | const point = this.stagePointForEvent(event); |
| 2423 | if (!point) return; |
| 2424 | this._annotationPointer.last = point; |
| 2425 | this.annotationDragRect = this.normalizeAnnotationRect(this._annotationPointer.start, point); |
| 2426 | }, |
| 2427 | |
| 2428 | async finishAnnotationSelection(event) { |
| 2429 | if (!this.annotating || !this._annotationPointer) return; |
| 2430 | if (event.pointerId !== this._annotationPointer.id) return; |
| 2431 | const pointer = this._annotationPointer; |
| 2432 | this._annotationPointer = null; |
| 2433 | event.currentTarget?.releasePointerCapture?.(event.pointerId); |
| 2434 | const endPoint = this.stagePointForEvent(event) || pointer.last || pointer.start; |
| 2435 | const rect = this.normalizeAnnotationRect(pointer.start, endPoint); |
| 2436 | this.annotationDragRect = null; |
| 2437 | const isDrag = rect.width >= ANNOTATION_DRAG_THRESHOLD || rect.height >= ANNOTATION_DRAG_THRESHOLD; |
| 2438 | const point = { |
| 2439 | x: Math.round(endPoint.x), |
| 2440 | y: Math.round(endPoint.y), |
| 2441 | }; |
| 2442 | const payload = { |
| 2443 | kind: isDrag ? "area" : "element", |
| 2444 | point, |
| 2445 | rect: isDrag ? rect : null, |
| 2446 | viewport: this.currentViewportSize(), |
| 2447 | url: this.activeAnnotationUrl(), |
| 2448 | title: this.activeTitle, |
| 2449 | }; |
| 2450 | await this.createAnnotationDraft(payload, isDrag ? rect : { |
| 2451 | x: point.x - 10, |
| 2452 | y: point.y - 10, |
| 2453 | width: 20, |
| 2454 | height: 20, |
| 2455 | }); |
| 2456 | }, |
| 2457 | |
| 2458 | cancelAnnotationSelection(event = null) { |
| 2459 | if (event && this._annotationPointer?.id === event.pointerId) { |
| 2460 | event.currentTarget?.releasePointerCapture?.(event.pointerId); |
| 2461 | } |
| 2462 | this._annotationPointer = null; |
| 2463 | this.annotationDragRect = null; |
| 2464 | }, |
| 2465 | |
| 2466 | clearAnnotationHover() { |
| 2467 | this._annotationHoverSequence += 1; |
| 2468 | this.annotationHover = null; |
| 2469 | }, |
| 2470 | |
| 2471 | async updateAnnotationHover(event) { |
| 2472 | if (!this.annotating || this.annotationBusy || this.annotationDraft || this._annotationPointer) return; |
| 2473 | const now = Date.now(); |
| 2474 | if (now - this._annotationHoverAt < 90) return; |
| 2475 | const point = this.stagePointForEvent(event); |
| 2476 | const contextId = this.normalizeContextId(this.activeBrowserContextId || this.contextId); |
| 2477 | const browserId = this.activeBrowserId; |
| 2478 | if (!point || !contextId || !browserId) return; |
| 2479 | |
| 2480 | this._annotationHoverAt = now; |
| 2481 | const url = this.activeAnnotationUrl(); |
| 2482 | const sequence = this._annotationHoverSequence + 1; |
| 2483 | this._annotationHoverSequence = sequence; |
| 2484 | try { |
| 2485 | const response = await websocket.request( |
| 2486 | "browser_viewer_annotation", |
| 2487 | { |
| 2488 | context_id: contextId, |
| 2489 | browser_id: browserId, |
| 2490 | viewer_id: this._viewerToken, |
| 2491 | payload: { |
| 2492 | kind: "element", |
| 2493 | point: { x: Math.round(point.x), y: Math.round(point.y) }, |
| 2494 | viewport: this.currentViewportSize(), |
| 2495 | url, |
| 2496 | title: this.activeTitle, |
| 2497 | }, |
| 2498 | }, |
| 2499 | { timeoutMs: 10000 }, |
| 2500 | ); |
| 2501 | if ( |
| 2502 | sequence !== this._annotationHoverSequence |
| 2503 | || !this.sameBrowserTab(browserId, contextId, this.activeBrowserId, this.activeBrowserContextId) |
| 2504 | || url !== this.activeAnnotationUrl() |
| 2505 | ) return; |
| 2506 | const metadata = firstOk(response).annotation || {}; |
| 2507 | const rect = metadata?.target?.rect || metadata?.rect; |
| 2508 | this.annotationHover = rect |
| 2509 | ? { rect: this.clampAnnotationRect(rect), metadata } |
| 2510 | : null; |
| 2511 | } catch { |
| 2512 | if (sequence === this._annotationHoverSequence) this.annotationHover = null; |
| 2513 | } |
| 2514 | }, |
| 2515 | |
| 2516 | annotationHoverLabel() { |
| 2517 | const target = this.annotationHover?.metadata?.target || {}; |
| 2518 | const tag = String(target.tagName || "").toLowerCase(); |
| 2519 | const summary = String(target.summary || "").trim(); |
| 2520 | return [tag ? `<${tag}>` : "Element", summary].filter(Boolean).join(" "); |
| 2521 | }, |
| 2522 | |
| 2523 | cancelAnnotationDraft() { |
| 2524 | this.annotationDraft = null; |
| 2525 | this.annotationDraftText = ""; |
| 2526 | this.annotationDragRect = null; |
| 2527 | }, |
| 2528 | |
| 2529 | async createAnnotationDraft(payload, fallbackRect) { |
| 2530 | const contextId = this.normalizeContextId(this.activeBrowserContextId || this.contextId); |
| 2531 | if (!this.activeBrowserId || !contextId) return; |
| 2532 | const sequence = this._annotationSequence + 1; |
| 2533 | const browserId = this.activeBrowserId; |
| 2534 | const url = this.activeAnnotationUrl(); |
| 2535 | const title = this.activeTitle; |
| 2536 | this._annotationSequence = sequence; |
| 2537 | this.clearAnnotationHover(); |
| 2538 | this.annotationBusy = true; |
| 2539 | this.annotationError = ""; |
| 2540 | try { |
| 2541 | const response = await websocket.request( |
| 2542 | "browser_viewer_annotation", |
| 2543 | { |
| 2544 | context_id: contextId, |
| 2545 | browser_id: browserId, |
| 2546 | viewer_id: this._viewerToken, |
| 2547 | payload, |
| 2548 | }, |
| 2549 | { timeoutMs: 10000 }, |
| 2550 | ); |
| 2551 | if (sequence !== this._annotationSequence) return; |
| 2552 | const data = firstOk(response); |
| 2553 | const metadata = data.annotation || {}; |
| 2554 | this.annotationDraft = { |
| 2555 | id: makeViewerToken(), |
| 2556 | browserId, |
| 2557 | contextId, |
| 2558 | url, |
| 2559 | title, |
| 2560 | kind: metadata.kind || payload.kind, |
| 2561 | rect: this.annotationRectFromMetadata(metadata, fallbackRect), |
| 2562 | metadata, |
| 2563 | createdAt: Date.now(), |
| 2564 | }; |
| 2565 | this.annotationDraftText = ""; |
| 2566 | } catch (error) { |
| 2567 | this.annotationError = error instanceof Error ? error.message : String(error); |
| 2568 | this.error = this.annotationError; |
| 2569 | } finally { |
| 2570 | if (sequence === this._annotationSequence) { |
| 2571 | this.annotationBusy = false; |
| 2572 | } |
| 2573 | } |
| 2574 | }, |
| 2575 | |
| 2576 | annotationRectFromMetadata(metadata = {}, fallbackRect = {}) { |
| 2577 | const targetRect = metadata?.target?.rect || metadata?.rect || null; |
| 2578 | return this.clampAnnotationRect(targetRect || fallbackRect); |
| 2579 | }, |
| 2580 | |
| 2581 | addAnnotationComment() { |
| 2582 | const comment = String(this.annotationDraftText || "").trim(); |
| 2583 | if (!this.annotationDraft || !comment) return; |
| 2584 | if (this.pendingAnnotations().length >= ANNOTATION_MAX_COMMENTS) { |
| 2585 | this.annotationError = `Keep each batch to ${ANNOTATION_MAX_COMMENTS} annotations or fewer.`; |
| 2586 | this.error = this.annotationError; |
| 2587 | return; |
| 2588 | } |
| 2589 | this.annotationComments = [ |
| 2590 | ...this.annotationComments, |
| 2591 | { |
| 2592 | ...this.annotationDraft, |
| 2593 | comment, |
| 2594 | index: this.nextAnnotationIndex(), |
| 2595 | }, |
| 2596 | ]; |
| 2597 | this.cancelAnnotationDraft(); |
| 2598 | }, |
| 2599 | |
| 2600 | removeAnnotationComment(annotationId) { |
| 2601 | this.annotationComments = this.annotationComments.filter((annotation) => annotation.id !== annotationId); |
| 2602 | if (!this.pendingAnnotations().length) { |
| 2603 | this.resetAnnotationTrayPosition(); |
| 2604 | } |
| 2605 | }, |
| 2606 | |
| 2607 | formatAnnotationRect(rect = {}) { |
| 2608 | const normalized = { |
| 2609 | x: Math.round(Number(rect.x || 0)), |
| 2610 | y: Math.round(Number(rect.y || 0)), |
| 2611 | width: Math.max(1, Math.round(Number(rect.width || 1))), |
| 2612 | height: Math.max(1, Math.round(Number(rect.height || 1))), |
| 2613 | }; |
| 2614 | return `x=${normalized.x}, y=${normalized.y}, width=${normalized.width}, height=${normalized.height}`; |
| 2615 | }, |
| 2616 | |
| 2617 | redactAnnotationText(value) { |
| 2618 | return String(value || "") |
| 2619 | .replace(/(<input\b(?=[^>]*\btype=(["'])?password\2?)[^>]*?)\svalue=(["'])[\s\S]*?\3/giu, "$1 value=\"[redacted]\"") |
| 2620 | .replace(/\b(password|passcode|token|secret|value)=((["'])[\s\S]{1,240}?\3)/giu, "$1=\"[redacted]\""); |
| 2621 | }, |
| 2622 | |
| 2623 | formatAnnotationMetadata(metadata = {}) { |
| 2624 | const lines = []; |
| 2625 | const target = metadata.target || {}; |
| 2626 | const selector = target.selector || metadata.selector || ""; |
| 2627 | const summary = target.summary || metadata.summary || ""; |
| 2628 | const dom = this.redactAnnotationText(target.dom || metadata.dom || "").slice(0, ANNOTATION_DOM_LIMIT); |
| 2629 | |
| 2630 | if (selector) { |
| 2631 | lines.push(`Selector: ${selector}`); |
| 2632 | } |
| 2633 | if (target.tagName || target.role || target.id || target.name || target.classes) { |
| 2634 | lines.push([ |
| 2635 | "Element:", |
| 2636 | target.tagName ? `<${String(target.tagName).toLowerCase()}>` : "", |
| 2637 | target.role ? `role=${target.role}` : "", |
| 2638 | target.id ? `id=${target.id}` : "", |
| 2639 | target.name ? `name=${target.name}` : "", |
| 2640 | target.classes ? `class=${target.classes}` : "", |
| 2641 | ].filter(Boolean).join(" ")); |
| 2642 | } |
| 2643 | if (summary) { |
| 2644 | lines.push(`Summary: ${summary}`); |
| 2645 | } |
| 2646 | if (Array.isArray(metadata.elements) && metadata.elements.length) { |
| 2647 | lines.push("Intersecting elements:"); |
| 2648 | metadata.elements.slice(0, 8).forEach((element, index) => { |
| 2649 | const elementLabel = [ |
| 2650 | `${index + 1}.`, |
| 2651 | element.tagName ? `<${String(element.tagName).toLowerCase()}>` : "", |
| 2652 | element.selector || "", |
| 2653 | element.summary || "", |
| 2654 | ].filter(Boolean).join(" "); |
| 2655 | lines.push(elementLabel); |
| 2656 | }); |
| 2657 | } |
| 2658 | if (dom) { |
| 2659 | lines.push(`DOM: ${dom}`); |
| 2660 | } |
| 2661 | return lines.join("\n"); |
| 2662 | }, |
| 2663 | |
| 2664 | buildAnnotationsPrompt(instruction = "") { |
| 2665 | const annotations = this.pendingAnnotations(); |
| 2666 | if (!annotations.length) return ""; |
| 2667 | const lines = ["Browser annotations"]; |
| 2668 | const spokenInstruction = String(instruction || "").trim(); |
| 2669 | if (spokenInstruction) lines.push(`Instruction: ${spokenInstruction}`); |
| 2670 | lines.push(""); |
| 2671 | |
| 2672 | const pages = new Map(); |
| 2673 | for (const annotation of annotations) { |
| 2674 | const key = `${annotation.contextId}:${annotation.browserId}:${annotation.url}`; |
| 2675 | if (!pages.has(key)) pages.set(key, []); |
| 2676 | pages.get(key).push(annotation); |
| 2677 | } |
| 2678 | |
| 2679 | let annotationNumber = 0; |
| 2680 | Array.from(pages.values()).forEach((pageAnnotations, pageIndex) => { |
| 2681 | const page = pageAnnotations[0]; |
| 2682 | lines.push( |
| 2683 | `Page ${pageIndex + 1}`, |
| 2684 | `Page title: ${page.title || "Untitled"}`, |
| 2685 | `Page URL: ${page.url || "about:blank"}`, |
| 2686 | `Browser id: ${page.browserId}`, |
| 2687 | "", |
| 2688 | ); |
| 2689 | pageAnnotations.forEach((annotation) => { |
| 2690 | annotationNumber += 1; |
| 2691 | lines.push( |
| 2692 | `Annotation ${annotationNumber}`, |
| 2693 | `Comment: ${annotation.comment}`, |
| 2694 | `Selection kind: ${annotation.kind}`, |
| 2695 | `Coordinates: ${this.formatAnnotationRect(annotation.rect)}`, |
| 2696 | ); |
| 2697 | const metadata = this.formatAnnotationMetadata(annotation.metadata); |
| 2698 | if (metadata) lines.push(metadata); |
| 2699 | lines.push(""); |
| 2700 | }); |
| 2701 | }); |
| 2702 | return lines.join("\n").trim(); |
| 2703 | }, |
| 2704 | |
| 2705 | draftAnnotationsToChat(instruction = "") { |
| 2706 | const prompt = this.buildAnnotationsPrompt(instruction); |
| 2707 | if (!prompt) return; |
| 2708 | const existingMessage = String(chatInputStore.message || "").trim(); |
| 2709 | chatInputStore.message = existingMessage ? `${existingMessage}\n\n${prompt}` : prompt; |
| 2710 | chatInputStore.adjustTextareaHeight?.(); |
| 2711 | chatInputStore.focus?.(); |
| 2712 | this.clearPendingAnnotations(); |
| 2713 | this.toggleAnnotationMode(false); |
| 2714 | }, |
| 2715 | |
| 2716 | async sendAnnotationsToChat(instruction = "") { |
| 2717 | const prompt = this.buildAnnotationsPrompt(instruction); |
| 2718 | if (!prompt) return; |
| 2719 | chatInputStore.message = prompt; |
| 2720 | chatInputStore.adjustTextareaHeight?.(); |
| 2721 | try { |
| 2722 | if (typeof chatInputStore.sendMessage === "function") { |
| 2723 | await chatInputStore.sendMessage(); |
| 2724 | } else if (typeof globalThis.sendMessage === "function") { |
| 2725 | await globalThis.sendMessage(); |
| 2726 | } else { |
| 2727 | chatInputStore.focus?.(); |
| 2728 | return; |
| 2729 | } |
| 2730 | this.clearPendingAnnotations(); |
| 2731 | this.toggleAnnotationMode(false); |
| 2732 | } catch (error) { |
| 2733 | this.error = error instanceof Error ? error.message : String(error); |
| 2734 | } |
| 2735 | }, |
| 2736 | |
| 2737 | async startAnnotationVoice(draftComment = false) { |
| 2738 | try { |
| 2739 | const { store: whisperStore } = await import( |
| 2740 | "/plugins/_whisper_stt/webui/whisper-stt-store.js" |
| 2741 | ); |
| 2742 | await whisperStore.handleMicrophoneClick(async (text, options = {}) => { |
| 2743 | if (draftComment) { |
| 2744 | const transcript = String(text || "").trim(); |
| 2745 | if (transcript && this.annotationDraft) { |
| 2746 | const existing = String(this.annotationDraftText || "").trim(); |
| 2747 | this.annotationDraftText = existing ? `${existing}\n${transcript}` : transcript; |
| 2748 | if (options.sendImmediately) { |
| 2749 | this.addAnnotationComment(); |
| 2750 | await this.sendAnnotationsToChat(); |
| 2751 | } |
| 2752 | } |
| 2753 | } else if (options.sendImmediately) { |
| 2754 | await this.sendAnnotationsToChat(text); |
| 2755 | } else { |
| 2756 | this.draftAnnotationsToChat(text); |
| 2757 | } |
| 2758 | whisperStore.stop(); |
| 2759 | }); |
| 2760 | whisperStore.updateMicrophoneButtonUI(); |
| 2761 | } catch (error) { |
| 2762 | this.error = error instanceof Error ? error.message : String(error); |
| 2763 | } |
| 2764 | }, |
| 2765 | |
| 2766 | async syncAnnotationMicrophoneUI() { |
| 2767 | try { |
| 2768 | const { store: whisperStore } = await import( |
| 2769 | "/plugins/_whisper_stt/webui/whisper-stt-store.js" |
| 2770 | ); |
| 2771 | await whisperStore.ensureStatusLoaded({ suppressError: true }); |
| 2772 | whisperStore.updateMicrophoneButtonUI(); |
| 2773 | } catch {} |
| 2774 | }, |
| 2775 | |
| 2776 | currentViewportSize() { |
| 2777 | const measurement = this.surfaceViewportMeasurement(); |
| 2778 | if (!measurement) return null; |
| 2779 | return { |
| 2780 | width: measurement.width, |
| 2781 | height: measurement.height, |
| 2782 | }; |
| 2783 | }, |
| 2784 | |
| 2785 | surfaceViewportMeasurement() { |
| 2786 | const stage = this._stageElement; |
| 2787 | if (!stage) return null; |
| 2788 | const rect = stage.getBoundingClientRect?.(); |
| 2789 | const rawWidth = Math.round(rect?.width || stage.clientWidth || 0); |
| 2790 | const rawHeight = Math.round(rect?.height || stage.clientHeight || 0); |
| 2791 | if (rawWidth < 80 || rawHeight < 80) return null; |
| 2792 | return { |
| 2793 | rawWidth, |
| 2794 | rawHeight, |
| 2795 | width: Math.max(320, rawWidth), |
| 2796 | height: Math.max(200, rawHeight), |
| 2797 | }; |
| 2798 | }, |
| 2799 | |
| 2800 | queueViewportSync(force = false) { |
| 2801 | this.clearRenderedFrameIfViewportChanged(); |
| 2802 | if (force) { |
| 2803 | if (this._viewportSyncTimer) { |
| 2804 | globalThis.clearTimeout(this._viewportSyncTimer); |
| 2805 | this._viewportSyncTimer = null; |
| 2806 | } |
| 2807 | void this.syncViewport(true); |
| 2808 | return; |
| 2809 | } |
| 2810 | if (this._viewportSyncTimer) { |
| 2811 | return; |
| 2812 | } |
| 2813 | this._viewportSyncTimer = globalThis.setTimeout(() => { |
| 2814 | this._viewportSyncTimer = null; |
| 2815 | void this.syncViewport(false); |
| 2816 | }, VIEWPORT_SYNC_INTERVAL_MS); |
| 2817 | }, |
| 2818 | |
| 2819 | async syncViewport(force = false, options = {}) { |
| 2820 | const restartStream = Boolean(options.restartStream); |
| 2821 | const contextId = this.normalizeContextId(this.activeBrowserContextId || this.contextId); |
| 2822 | if (!contextId || !this.activeBrowserId) { |
| 2823 | return; |
| 2824 | } |
| 2825 | const viewport = this.currentViewportSize(); |
| 2826 | if (!viewport) { |
| 2827 | return; |
| 2828 | } |
| 2829 | const key = `${contextId}:${this.activeBrowserId}:${viewport.width}x${viewport.height}`; |
| 2830 | if ( |
| 2831 | (!force && !restartStream && this._lastViewportKey === key) |
| 2832 | || ( |
| 2833 | !force |
| 2834 | && !restartStream |
| 2835 | && this._lastViewport |
| 2836 | && this.sameBrowserTab(this._lastViewport.browserId, this._lastViewport.contextId, this.activeBrowserId, contextId) |
| 2837 | && Math.abs(this._lastViewport.width - viewport.width) <= VIEWPORT_SYNC_SIZE_TOLERANCE |
| 2838 | && Math.abs(this._lastViewport.height - viewport.height) <= VIEWPORT_SYNC_SIZE_TOLERANCE |
| 2839 | ) |
| 2840 | ) { |
| 2841 | return; |
| 2842 | } |
| 2843 | try { |
| 2844 | this.syncInteractiveViewSize(); |
| 2845 | await websocket.emit("browser_viewer_input", { |
| 2846 | context_id: contextId, |
| 2847 | browser_id: this.activeBrowserId, |
| 2848 | viewer_id: this._viewerToken, |
| 2849 | input_type: "viewport", |
| 2850 | viewer_transport: this.viewerTransport, |
| 2851 | width: viewport.width, |
| 2852 | height: viewport.height, |
| 2853 | restart_stream: restartStream && this.usesScreencastTransport(), |
| 2854 | }); |
| 2855 | this._lastViewportKey = key; |
| 2856 | this._lastViewport = { |
| 2857 | browserId: this.activeBrowserId, |
| 2858 | contextId, |
| 2859 | width: viewport.width, |
| 2860 | height: viewport.height, |
| 2861 | }; |
| 2862 | } catch (error) { |
| 2863 | this._lastViewportKey = ""; |
| 2864 | this._lastViewport = null; |
| 2865 | console.warn("Browser viewport sync failed", error); |
| 2866 | } |
| 2867 | }, |
| 2868 | |
| 2869 | async sendMouse(eventType, event) { |
| 2870 | if (this.annotating) return; |
| 2871 | const contextId = this.normalizeContextId(this.activeBrowserContextId || this.contextId); |
| 2872 | if (!contextId || !this.activeBrowserId || !event?.currentTarget) return; |
| 2873 | const pointer = this.pointerCoordinatesFor(event); |
| 2874 | if (!pointer) return; |
| 2875 | const payload = { |
| 2876 | context_id: contextId, |
| 2877 | browser_id: this.activeBrowserId, |
| 2878 | viewer_id: this._viewerToken, |
| 2879 | input_type: "mouse", |
| 2880 | event_type: eventType, |
| 2881 | x: pointer.x, |
| 2882 | y: pointer.y, |
| 2883 | button: "left", |
| 2884 | }; |
| 2885 | if (eventType === "click") { |
| 2886 | try { |
| 2887 | const response = await websocket.request("browser_viewer_input", payload, { timeoutMs: 10000 }); |
| 2888 | const data = firstOk(response); |
| 2889 | this.applyActiveFrameState(data.state); |
| 2890 | if (!this.frameCanvasReady || !this.usesScreencastTransport()) { |
| 2891 | this.applySnapshot(data.snapshot); |
| 2892 | } |
| 2893 | } catch (error) { |
| 2894 | this.error = error instanceof Error ? error.message : String(error); |
| 2895 | } |
| 2896 | return; |
| 2897 | } |
| 2898 | await websocket.emit("browser_viewer_input", payload); |
| 2899 | }, |
| 2900 | |
| 2901 | async sendWheel(event) { |
| 2902 | const contextId = this.normalizeContextId(this.activeBrowserContextId || this.contextId); |
| 2903 | if (!contextId || !this.activeBrowserId || !event) return; |
| 2904 | const pointer = this.pointerCoordinatesFor(event, this.frameElement()); |
| 2905 | if (!pointer) return; |
| 2906 | const payload = { |
| 2907 | context_id: contextId, |
| 2908 | browser_id: this.activeBrowserId, |
| 2909 | viewer_id: this._viewerToken, |
| 2910 | input_type: "wheel", |
| 2911 | x: pointer.x, |
| 2912 | y: pointer.y, |
| 2913 | delta_x: Number(event.deltaX || 0), |
| 2914 | delta_y: Number(event.deltaY || 0), |
| 2915 | }; |
| 2916 | try { |
| 2917 | await websocket.emit("browser_viewer_input", payload); |
| 2918 | } catch (error) { |
| 2919 | this.error = error instanceof Error ? error.message : String(error); |
| 2920 | } |
| 2921 | }, |
| 2922 | |
| 2923 | async sendKey(event) { |
| 2924 | if (this.annotating) return; |
| 2925 | const contextId = this.normalizeContextId(this.activeBrowserContextId || this.contextId); |
| 2926 | if (!contextId || !this.activeBrowserId) return; |
| 2927 | const printable = event.key && event.key.length === 1; |
| 2928 | const altText = isAltTextInput(event); |
| 2929 | if ((event.ctrlKey || event.metaKey || event.altKey) && !altText) return; |
| 2930 | if (isLocalEditableTarget(event?.target)) return; |
| 2931 | event.preventDefault(); |
| 2932 | await websocket.emit("browser_viewer_input", { |
| 2933 | context_id: contextId, |
| 2934 | browser_id: this.activeBrowserId, |
| 2935 | input_type: "keyboard", |
| 2936 | key: printable ? "" : event.key, |
| 2937 | text: printable ? event.key : "", |
| 2938 | }); |
| 2939 | }, |
| 2940 | |
| 2941 | async sendShortcut(key) { |
| 2942 | const contextId = this.normalizeContextId(this.activeBrowserContextId || this.contextId); |
| 2943 | if (!contextId || !this.activeBrowserId || !key) return; |
| 2944 | await websocket.emit("browser_viewer_input", { |
| 2945 | context_id: contextId, |
| 2946 | browser_id: this.activeBrowserId, |
| 2947 | viewer_id: this._viewerToken, |
| 2948 | input_type: "keyboard", |
| 2949 | key, |
| 2950 | text: "", |
| 2951 | }); |
| 2952 | }, |
| 2953 | |
| 2954 | async pasteHostClipboardToBrowser() { |
| 2955 | try { |
| 2956 | const text = await this.readHostClipboardText(); |
| 2957 | if (!text) return; |
| 2958 | await this.sendClipboard("paste", text); |
| 2959 | } catch (error) { |
| 2960 | this.error = "Browser paste needs clipboard permission in this tab."; |
| 2961 | globalThis.justToast?.(this.error, "warning", 2200, "browser-clipboard"); |
| 2962 | console.warn("Browser clipboard paste failed", error); |
| 2963 | } |
| 2964 | }, |
| 2965 | |
| 2966 | async copyBrowserClipboardToHost(action = "copy") { |
| 2967 | try { |
| 2968 | const clipboard = await this.sendClipboard(action); |
| 2969 | const text = String(clipboard?.text || clipboard?.clipboard_text || ""); |
| 2970 | if (!text) return; |
| 2971 | await copyToClipboard(text); |
| 2972 | this._clipboardFallbackText = text; |
| 2973 | const message = action === "cut" ? "Cut from Browser" : "Copied from Browser"; |
| 2974 | globalThis.justToast?.(message, "success", 1200, "browser-clipboard"); |
| 2975 | } catch (error) { |
| 2976 | this.error = action === "cut" |
| 2977 | ? "Browser cut failed." |
| 2978 | : "Browser copy failed."; |
| 2979 | globalThis.justToast?.(this.error, "warning", 1800, "browser-clipboard"); |
| 2980 | console.warn("Browser clipboard copy failed", error); |
| 2981 | } |
| 2982 | }, |
| 2983 | |
| 2984 | async readHostClipboardText() { |
| 2985 | const clipboard = globalThis.navigator?.clipboard; |
| 2986 | if (clipboard?.readText && globalThis.isSecureContext) { |
| 2987 | try { |
| 2988 | return await clipboard.readText(); |
| 2989 | } catch (error) { |
| 2990 | if (this._clipboardFallbackText) return this._clipboardFallbackText; |
| 2991 | throw error; |
| 2992 | } |
| 2993 | } |
| 2994 | return this._clipboardFallbackText || ""; |
| 2995 | }, |
| 2996 | |
| 2997 | async sendClipboard(action = "copy", text = "") { |
| 2998 | const contextId = this.normalizeContextId(this.activeBrowserContextId || this.contextId); |
| 2999 | if (!contextId || !this.activeBrowserId) return {}; |
| 3000 | const response = await websocket.request( |
| 3001 | "browser_viewer_input", |
| 3002 | { |
| 3003 | context_id: contextId, |
| 3004 | browser_id: this.activeBrowserId, |
| 3005 | viewer_id: this._viewerToken, |
| 3006 | input_type: "clipboard", |
| 3007 | action, |
| 3008 | text, |
| 3009 | }, |
| 3010 | { timeoutMs: 10000 }, |
| 3011 | ); |
| 3012 | const data = firstOk(response); |
| 3013 | this.applyActiveFrameState(data.state); |
| 3014 | this.applySnapshot(data.snapshot); |
| 3015 | return data.clipboard || {}; |
| 3016 | }, |
| 3017 | |
| 3018 | async cleanup() { |
| 3019 | if (this._surfaceHandoff) { |
| 3020 | this.releaseSurfaceBindings(); |
| 3021 | this.extensionMenuOpen = false; |
| 3022 | return; |
| 3023 | } |
| 3024 | this._surfaceOpenSequence += 1; |
| 3025 | this._openPromise = null; |
| 3026 | this._openSignature = ""; |
| 3027 | this._connectSequence += 1; |
| 3028 | this._viewerToken = ""; |
| 3029 | this.switchingBrowserId = null; |
| 3030 | this.viewerTransport = this.requestedViewerTransport(); |
| 3031 | this._subscribedViewerTransport = this.viewerTransport; |
| 3032 | this.interactiveViewUrl = ""; |
| 3033 | this.viewerFallbackReason = ""; |
| 3034 | this.tabScope = "per_context"; |
| 3035 | this._surfaceMounted = false; |
| 3036 | this._surfaceSwitching = false; |
| 3037 | this.commandInFlight = false; |
| 3038 | this._commandInFlightCount = 0; |
| 3039 | this._closingBrowserIds = {}; |
| 3040 | this.annotating = false; |
| 3041 | this.annotationBusy = false; |
| 3042 | this.annotationError = ""; |
| 3043 | this.cancelAnnotationDraft(); |
| 3044 | this.cancelAnnotationSelection(); |
| 3045 | this.clearAnnotationHover(); |
| 3046 | this.resetAnnotationTrayPosition(); |
| 3047 | if (this.contextId) { |
| 3048 | try { |
| 3049 | await websocket.emit("browser_viewer_unsubscribe", { context_id: this.contextId }); |
| 3050 | } catch {} |
| 3051 | } |
| 3052 | this._frameOff?.(); |
| 3053 | this._stateOff?.(); |
| 3054 | this._frameOff = null; |
| 3055 | this._stateOff = null; |
| 3056 | this.resetRenderedFrame(); |
| 3057 | this.releaseSurfaceBindings(); |
| 3058 | if (this._viewportSyncTimer) { |
| 3059 | globalThis.clearTimeout(this._viewportSyncTimer); |
| 3060 | this._viewportSyncTimer = null; |
| 3061 | } |
| 3062 | this.resetViewportTracking(); |
| 3063 | this.extensionMenuOpen = false; |
| 3064 | this.extensionActionLoading = false; |
| 3065 | this.extensionsListLoading = false; |
| 3066 | this.extensionToggleLoadingPath = ""; |
| 3067 | this.modelPresetSaving = false; |
| 3068 | this.connected = false; |
| 3069 | }, |
| 3070 | |
| 3071 | setupFloatingModal(element = null) { |
| 3072 | this._floatingCleanup?.(); |
| 3073 | const root = element || globalThis.document?.querySelector(".browser-panel"); |
| 3074 | const modal = root?.closest?.(".modal"); |
| 3075 | const inner = modal?.querySelector?.(".modal-inner"); |
| 3076 | const body = modal?.querySelector?.(".modal-bd"); |
| 3077 | const header = modal?.querySelector?.(".modal-header"); |
| 3078 | const stage = root?.querySelector?.(".browser-stage"); |
| 3079 | if (!modal || !inner || !header) return; |
| 3080 | modal.classList.add("surface-floating", "modal-floating"); |
| 3081 | inner.classList.add("surface-modal", "browser-modal"); |
| 3082 | body?.classList?.add("browser-modal-body"); |
| 3083 | this._stageElement = stage || null; |
| 3084 | |
| 3085 | const rect = inner.getBoundingClientRect(); |
| 3086 | inner.style.left = `${Math.max(8, rect.left)}px`; |
| 3087 | inner.style.top = `${Math.max(8, rect.top)}px`; |
| 3088 | inner.style.transform = "none"; |
| 3089 | |
| 3090 | let drag = null; |
| 3091 | let resizeObserver = null; |
| 3092 | let beforeFocusBounds = null; |
| 3093 | const viewportGap = 8; |
| 3094 | const currentBounds = () => { |
| 3095 | const bounds = inner.getBoundingClientRect(); |
| 3096 | return { |
| 3097 | left: bounds.left, |
| 3098 | top: bounds.top, |
| 3099 | width: bounds.width, |
| 3100 | height: bounds.height, |
| 3101 | }; |
| 3102 | }; |
| 3103 | const normalizedBounds = (bounds = {}) => { |
| 3104 | const maxWidth = Math.max(320, globalThis.innerWidth - viewportGap * 2); |
| 3105 | const maxHeight = Math.max(300, globalThis.innerHeight - viewportGap * 2); |
| 3106 | const width = Math.min(Math.max(320, Number(bounds.width || 320)), maxWidth); |
| 3107 | const height = Math.min(Math.max(300, Number(bounds.height || 300)), maxHeight); |
| 3108 | return { |
| 3109 | left: Math.min( |
| 3110 | Math.max(viewportGap, Number(bounds.left || viewportGap)), |
| 3111 | Math.max(viewportGap, globalThis.innerWidth - width - viewportGap), |
| 3112 | ), |
| 3113 | top: Math.min( |
| 3114 | Math.max(viewportGap, Number(bounds.top || viewportGap)), |
| 3115 | Math.max(viewportGap, globalThis.innerHeight - height - viewportGap), |
| 3116 | ), |
| 3117 | width, |
| 3118 | height, |
| 3119 | }; |
| 3120 | }; |
| 3121 | const setBounds = (bounds = {}) => { |
| 3122 | const next = normalizedBounds(bounds); |
| 3123 | inner.style.position = "fixed"; |
| 3124 | inner.style.transform = "none"; |
| 3125 | inner.style.left = `${Math.round(next.left)}px`; |
| 3126 | inner.style.top = `${Math.round(next.top)}px`; |
| 3127 | inner.style.width = `${Math.round(next.width)}px`; |
| 3128 | inner.style.height = `${Math.round(next.height)}px`; |
| 3129 | inner.style.maxWidth = `${Math.max(320, globalThis.innerWidth - viewportGap * 2)}px`; |
| 3130 | inner.style.maxHeight = `${Math.max(300, globalThis.innerHeight - viewportGap * 2)}px`; |
| 3131 | this.queueViewportSync(); |
| 3132 | return next; |
| 3133 | }; |
| 3134 | const focusBounds = () => ({ |
| 3135 | left: viewportGap, |
| 3136 | top: viewportGap, |
| 3137 | width: globalThis.innerWidth - viewportGap * 2, |
| 3138 | height: globalThis.innerHeight - viewportGap * 2, |
| 3139 | }); |
| 3140 | const clampPosition = (left, top) => { |
| 3141 | const bounds = inner.getBoundingClientRect(); |
| 3142 | const maxLeft = Math.max(viewportGap, globalThis.innerWidth - bounds.width - viewportGap); |
| 3143 | const maxTop = Math.max(viewportGap, globalThis.innerHeight - bounds.height - viewportGap); |
| 3144 | return { |
| 3145 | left: Math.min(Math.max(viewportGap, left), maxLeft), |
| 3146 | top: Math.min(Math.max(viewportGap, top), maxTop), |
| 3147 | }; |
| 3148 | }; |
| 3149 | const clampGeometry = () => { |
| 3150 | if (inner.classList.contains("is-focus-mode")) { |
| 3151 | setBounds(focusBounds()); |
| 3152 | return; |
| 3153 | } |
| 3154 | setBounds(currentBounds()); |
| 3155 | }; |
| 3156 | clampGeometry(); |
| 3157 | |
| 3158 | const newAction = globalThis.document.createElement("div"); |
| 3159 | newAction.className = "browser-header-actions surface-modal-new-action"; |
| 3160 | newAction.innerHTML = ` |
| 3161 | <button type="button" class="browser-header-new-button surface-modal-new-button" title="New Browser" aria-label="New Browser"> |
| 3162 | <x-icon aria-hidden="true" name="add"></x-icon> |
| 3163 | <span>New</span> |
| 3164 | </button> |
| 3165 | `; |
| 3166 | const newButton = newAction.querySelector(".browser-header-new-button"); |
| 3167 | const onNewClick = async () => { |
| 3168 | if (!newButton || newButton.disabled || this.isBusy()) return; |
| 3169 | newButton.disabled = true; |
| 3170 | try { |
| 3171 | await this.openNewBrowser(); |
| 3172 | } finally { |
| 3173 | if (globalThis.document?.contains?.(newButton)) newButton.disabled = false; |
| 3174 | } |
| 3175 | }; |
| 3176 | newButton?.addEventListener("click", onNewClick); |
| 3177 | placeSurfaceModalHeaderAction(header, newAction, "new"); |
| 3178 | |
| 3179 | const focusButton = globalThis.document.createElement("button"); |
| 3180 | focusButton.type = "button"; |
| 3181 | focusButton.className = "surface-button browser-modal-focus-button"; |
| 3182 | focusButton.innerHTML = '<x-icon aria-hidden="true" name="fullscreen"></x-icon>'; |
| 3183 | const updateFocusButton = (active) => { |
| 3184 | const label = active ? "Restore size" : "Focus mode"; |
| 3185 | focusButton.setAttribute("aria-label", label); |
| 3186 | focusButton.setAttribute("title", label); |
| 3187 | focusButton.querySelector("x-icon").name = active ? "fullscreen_exit" : "fullscreen"; |
| 3188 | }; |
| 3189 | const setFocusMode = (enabled) => { |
| 3190 | if (enabled) { |
| 3191 | beforeFocusBounds = currentBounds(); |
| 3192 | inner.classList.add("is-focus-mode"); |
| 3193 | setBounds(focusBounds()); |
| 3194 | updateFocusButton(true); |
| 3195 | return; |
| 3196 | } |
| 3197 | inner.classList.remove("is-focus-mode"); |
| 3198 | setBounds(beforeFocusBounds || currentBounds()); |
| 3199 | beforeFocusBounds = null; |
| 3200 | updateFocusButton(false); |
| 3201 | }; |
| 3202 | updateFocusButton(false); |
| 3203 | placeSurfaceModalHeaderAction(header, focusButton, "window"); |
| 3204 | const onFocusClick = () => setFocusMode(!inner.classList.contains("is-focus-mode")); |
| 3205 | focusButton.addEventListener("click", onFocusClick); |
| 3206 | |
| 3207 | globalThis.addEventListener("resize", clampGeometry); |
| 3208 | if (globalThis.ResizeObserver) { |
| 3209 | resizeObserver = new ResizeObserver(clampGeometry); |
| 3210 | resizeObserver.observe(inner); |
| 3211 | if (stage) { |
| 3212 | this._stageResizeObserver?.disconnect?.(); |
| 3213 | this._stageResizeObserver = new ResizeObserver(() => { |
| 3214 | this.queueViewportSync(); |
| 3215 | }); |
| 3216 | this._stageResizeObserver.observe(stage); |
| 3217 | } |
| 3218 | } |
| 3219 | const surfaceSequence = this._surfaceOpenSequence; |
| 3220 | globalThis.requestAnimationFrame(() => { |
| 3221 | if (!this.isCurrentSurfaceOpen(surfaceSequence)) return; |
| 3222 | this.queueViewportSync(true); |
| 3223 | }); |
| 3224 | |
| 3225 | const onPointerMove = (event) => { |
| 3226 | if (!drag) return; |
| 3227 | const next = clampPosition( |
| 3228 | drag.left + event.clientX - drag.x, |
| 3229 | drag.top + event.clientY - drag.y, |
| 3230 | ); |
| 3231 | inner.style.left = `${next.left}px`; |
| 3232 | inner.style.top = `${next.top}px`; |
| 3233 | clampGeometry(); |
| 3234 | }; |
| 3235 | const onPointerUp = () => { |
| 3236 | drag = null; |
| 3237 | globalThis.removeEventListener("pointermove", onPointerMove); |
| 3238 | globalThis.removeEventListener("pointerup", onPointerUp); |
| 3239 | try { |
| 3240 | header.releasePointerCapture?.(header.__browserPanelPointerId || 0); |
| 3241 | } catch {} |
| 3242 | }; |
| 3243 | const onPointerDown = (event) => { |
| 3244 | if (event.button !== 0) return; |
| 3245 | if (event.target?.closest?.("button, input, select, textarea, a")) return; |
| 3246 | if (inner.classList.contains("is-focus-mode")) return; |
| 3247 | const current = inner.getBoundingClientRect(); |
| 3248 | drag = { |
| 3249 | x: event.clientX, |
| 3250 | y: event.clientY, |
| 3251 | left: current.left, |
| 3252 | top: current.top, |
| 3253 | }; |
| 3254 | header.__browserPanelPointerId = event.pointerId; |
| 3255 | header.setPointerCapture?.(event.pointerId); |
| 3256 | globalThis.addEventListener("pointermove", onPointerMove); |
| 3257 | globalThis.addEventListener("pointerup", onPointerUp); |
| 3258 | event.preventDefault(); |
| 3259 | }; |
| 3260 | header.addEventListener("pointerdown", onPointerDown); |
| 3261 | |
| 3262 | this._floatingCleanup = () => { |
| 3263 | newButton?.removeEventListener("click", onNewClick); |
| 3264 | newAction.remove(); |
| 3265 | focusButton.removeEventListener("click", onFocusClick); |
| 3266 | focusButton.remove(); |
| 3267 | header.removeEventListener("pointerdown", onPointerDown); |
| 3268 | globalThis.removeEventListener("pointermove", onPointerMove); |
| 3269 | globalThis.removeEventListener("pointerup", onPointerUp); |
| 3270 | globalThis.removeEventListener("resize", clampGeometry); |
| 3271 | resizeObserver?.disconnect?.(); |
| 3272 | this._stageResizeObserver?.disconnect?.(); |
| 3273 | this._stageResizeObserver = null; |
| 3274 | inner.classList.remove("is-focus-mode"); |
| 3275 | }; |
| 3276 | }, |
| 3277 | |
| 3278 | setupCanvasSurface(element = null) { |
| 3279 | const surfaceSequence = this._surfaceOpenSequence; |
| 3280 | this._floatingCleanup?.(); |
| 3281 | this._floatingCleanup = null; |
| 3282 | this._stageResizeObserver?.disconnect?.(); |
| 3283 | const root = element || globalThis.document?.querySelector(".browser-panel"); |
| 3284 | const stage = root?.querySelector?.(".browser-stage"); |
| 3285 | this._stageElement = stage || null; |
| 3286 | if (stage && globalThis.ResizeObserver) { |
| 3287 | this._stageResizeObserver = new ResizeObserver(() => { |
| 3288 | this.queueViewportSync(); |
| 3289 | }); |
| 3290 | this._stageResizeObserver.observe(stage); |
| 3291 | } |
| 3292 | globalThis.requestAnimationFrame?.(() => { |
| 3293 | if (!this.isCurrentSurfaceOpen(surfaceSequence) || this._mode !== "canvas") return; |
| 3294 | this.queueViewportSync(true); |
| 3295 | }); |
| 3296 | }, |
| 3297 | |
| 3298 | get activeTitle() { |
| 3299 | return this.frameState?.title || "Browser"; |
| 3300 | }, |
| 3301 | |
| 3302 | get activeUrl() { |
| 3303 | return this.frameState?.currentUrl || this.address || "about:blank"; |
| 3304 | }, |
| 3305 | |
| 3306 | }; |
| 3307 | |
| 3308 | export const store = createStore("browserPage", model); |
| 3309 | |
| 3310 | const WEB_INTENT_SCHEMES = new Set(["http", "https", "file", "about"]); |
| 3311 | |
| 3312 | function isWebUrlIntent(url = "") { |
| 3313 | const value = String(url || "").trim(); |
| 3314 | if (!value) return true; |
| 3315 | const scheme = /^([a-z][a-z0-9+.-]*):/i.exec(value); |
| 3316 | if (!scheme) return true; |
| 3317 | return WEB_INTENT_SCHEMES.has(scheme[1].toLowerCase()); |
| 3318 | } |
| 3319 | |
| 3320 | registerUrlHandler(async (intent = {}) => { |
| 3321 | const url = String(intent.url || "").trim(); |
| 3322 | // Custom schemes such as a0-editor: belong to other surfaces; claiming them |
| 3323 | // here would navigate the browser to an unloadable URL. |
| 3324 | if (!isWebUrlIntent(url)) return false; |
| 3325 | const payload = { url, source: intent.source || "surface-url-intent" }; |
| 3326 | await openLatestSurface("browser", payload); |
| 3327 | return await store.openUrlIntent(url, { source: payload.source }); |
| 3328 | }); |