Tusker/Packages/TuskerPreferences/Sources/TuskerPreferences/Preferences.swift

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//
// Preferences.swift
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// TuskerPreferences
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//
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// Created by Shadowfacts on 4/12/24.
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//
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import Foundation
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public struct Preferences {
public static let shared: PreferenceStore = load()
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private static var documentsDirectory = FileManager.default.urls(for: .documentDirectory, in: .userDomainMask).first!
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private static var appGroupDirectory = FileManager.default.containerURL(forSecurityApplicationGroupIdentifier: "group.space.vaccor.Tusker")!
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private static var legacyURL = appGroupDirectory.appendingPathComponent("preferences").appendingPathExtension("plist")
private static var preferencesURL = appGroupDirectory.appendingPathComponent("preferences.v2").appendingPathExtension("plist")
private static var nonAppGroupURL = documentsDirectory.appendingPathComponent("preferences").appendingPathExtension("plist")
private init() {}
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public static func save() {
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let encoder = PropertyListEncoder()
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let data = try? encoder.encode(PreferenceCoding(wrapped: shared))
try? data?.write(to: preferencesURL, options: .noFileProtection)
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}
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private static func load() -> PreferenceStore {
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let decoder = PropertyListDecoder()
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if let data = try? Data(contentsOf: preferencesURL),
let store = try? decoder.decode(PreferenceCoding<PreferenceStore>.self, from: data) {
return store.wrapped
} else if let legacyData = (try? Data(contentsOf: legacyURL)) ?? (try? Data(contentsOf: nonAppGroupURL)),
let legacy = try? decoder.decode(LegacyPreferences.self, from: legacyData) {
let store = PreferenceStore()
store.migrate(from: legacy)
return store
} else {
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return PreferenceStore()
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}
}
}