| 1 | import Combine |
| 2 | import Foundation |
| 3 | |
| 4 | @MainActor |
| 5 | final class RecentSearchStore: ObservableObject { |
| 6 | @Published private(set) var queries: [String] |
| 7 | |
| 8 | private let defaults: UserDefaults |
| 9 | private let storageKey = "klepon.recentSearches" |
| 10 | private let limit = 8 |
| 11 | |
| 12 | init(defaults: UserDefaults = .standard) { |
| 13 | self.defaults = defaults |
| 14 | self.queries = defaults.stringArray(forKey: storageKey) ?? [] |
| 15 | } |
| 16 | |
| 17 | func record(_ query: String) { |
| 18 | let trimmedQuery = query.trimmingCharacters(in: .whitespacesAndNewlines) |
| 19 | guard !trimmedQuery.isEmpty else { return } |
| 20 | |
| 21 | queries.removeAll { $0.caseInsensitiveCompare(trimmedQuery) == .orderedSame } |
| 22 | queries.insert(trimmedQuery, at: 0) |
| 23 | queries = Array(queries.prefix(limit)) |
| 24 | persist() |
| 25 | } |
| 26 | |
| 27 | func remove(_ query: String) { |
| 28 | queries.removeAll { $0 == query } |
| 29 | persist() |
| 30 | } |
| 31 | |
| 32 | func clear() { |
| 33 | queries = [] |
| 34 | persist() |
| 35 | } |
| 36 | |
| 37 | private func persist() { |
| 38 | defaults.set(queries, forKey: storageKey) |
| 39 | } |
| 40 | } |