| 1 | import { createStore } from "/js/AlpineStore.js"; |
| 2 | |
| 3 | const model = { |
| 4 | // State |
| 5 | isLoading: false, |
| 6 | contextData: null, |
| 7 | tokenCount: 0, |
| 8 | error: null, |
| 9 | editor: null, |
| 10 | closePromise: null, |
| 11 | |
| 12 | // Open Context Window modal |
| 13 | async open() { |
| 14 | if (this.isLoading) return; // Prevent double-open |
| 15 | |
| 16 | this.isLoading = true; |
| 17 | this.error = null; |
| 18 | this.contextData = null; |
| 19 | this.tokenCount = 0; |
| 20 | |
| 21 | try { |
| 22 | // Open modal FIRST (immediate UI feedback, but DON'T await) |
| 23 | this.closePromise = window.openModal('modals/context/context.html'); |
| 24 | |
| 25 | // Setup cleanup on modal close |
| 26 | if (this.closePromise && typeof this.closePromise.then === 'function') { |
| 27 | this.closePromise.then(() => { |
| 28 | this.destroy(); |
| 29 | }); |
| 30 | } |
| 31 | |
| 32 | this.updateModalTitle(); // Set initial "loading" title |
| 33 | |
| 34 | // Fetch data from backend |
| 35 | const contextId = window.getContext(); |
| 36 | const response = await window.sendJsonData('/ctx_window_get', { |
| 37 | context: contextId, |
| 38 | }); |
| 39 | |
| 40 | // Update state with data |
| 41 | this.contextData = response.content; |
| 42 | this.tokenCount = response.tokens || 0; |
| 43 | this.isLoading = false; |
| 44 | this.updateModalTitle(); // Update with token count |
| 45 | |
| 46 | // Initialize ACE editor |
| 47 | this.scheduleEditorInit(); |
| 48 | |
| 49 | } catch (error) { |
| 50 | console.error("Context fetch error:", error); |
| 51 | this.error = error?.message || "Failed to load context window"; |
| 52 | this.isLoading = false; |
| 53 | this.updateModalTitle(); // Show error in title |
| 54 | } |
| 55 | }, |
| 56 | |
| 57 | scheduleEditorInit() { |
| 58 | // Use double requestAnimationFrame to ensure DOM is ready |
| 59 | window.requestAnimationFrame(() => { |
| 60 | if (this.isLoading || this.error) return; |
| 61 | window.requestAnimationFrame(() => this.initEditor()); |
| 62 | }); |
| 63 | }, |
| 64 | |
| 65 | initEditor() { |
| 66 | const container = document.getElementById("context-viewer-container"); |
| 67 | if (!container) { |
| 68 | console.warn("Context container not found, deferring editor init"); |
| 69 | return; |
| 70 | } |
| 71 | |
| 72 | // Destroy old instance if exists |
| 73 | if (this.editor?.destroy) { |
| 74 | this.editor.destroy(); |
| 75 | } |
| 76 | |
| 77 | // Check if ACE is available |
| 78 | if (!window.ace?.edit) { |
| 79 | console.error("ACE editor not available"); |
| 80 | this.error = "Editor library not loaded"; |
| 81 | return; |
| 82 | } |
| 83 | |
| 84 | const editorInstance = window.ace.edit("context-viewer-container"); |
| 85 | if (!editorInstance) { |
| 86 | console.error("Failed to create ACE editor instance"); |
| 87 | return; |
| 88 | } |
| 89 | |
| 90 | this.editor = editorInstance; |
| 91 | |
| 92 | // Configure theme based on dark mode (legacy parity: != "false") |
| 93 | const darkMode = window.localStorage?.getItem("darkMode"); |
| 94 | const theme = darkMode !== "false" ? "ace/theme/github_dark" : "ace/theme/tomorrow"; |
| 95 | |
| 96 | this.editor.setTheme(theme); |
| 97 | this.editor.session.setMode("ace/mode/markdown"); |
| 98 | this.editor.setValue(this.contextData, -1); // -1 moves cursor to start |
| 99 | this.editor.setReadOnly(true); |
| 100 | this.editor.clearSelection(); |
| 101 | }, |
| 102 | |
| 103 | updateModalTitle() { |
| 104 | window.requestAnimationFrame(() => { |
| 105 | const modalTitles = document.querySelectorAll(".modal.show .modal-title"); |
| 106 | if (!modalTitles.length) return; |
| 107 | |
| 108 | // Get the last (topmost) modal title |
| 109 | const title = modalTitles[modalTitles.length - 1]; |
| 110 | if (!title) return; |
| 111 | |
| 112 | if (this.error) { |
| 113 | title.textContent = "Context Window – Error"; |
| 114 | } else if (this.isLoading) { |
| 115 | title.textContent = "Context Window (loading…)"; |
| 116 | } else { |
| 117 | title.textContent = `Context Window ~${this.tokenCount} tokens`; |
| 118 | } |
| 119 | }); |
| 120 | }, |
| 121 | |
| 122 | // Optional: cleanup method for lifecycle management |
| 123 | destroy() { |
| 124 | if (this.editor?.destroy) { |
| 125 | this.editor.destroy(); |
| 126 | } |
| 127 | this.editor = null; |
| 128 | }, |
| 129 | }; |
| 130 | |
| 131 | export const store = createStore("context", model); |
| 132 |