70 lines
2.7 KiB
Swift
70 lines
2.7 KiB
Swift
//
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// Copyright (c) 2021 Touch Instinct
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the Software), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED AS IS, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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//
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import TISwiftUtils
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import Foundation
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public typealias UserDefaultsBackingStore<T> = BackingStore<UserDefaults, T>
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public extension BackingStore where Store: UserDefaults {
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typealias GetValueByRawKeyClosure = (Store, String) -> StoreContent
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typealias SetValueByRawKeyClosure = (Store, StoreContent, String) -> Void
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init<Value>(key: StorageKey<Value>,
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userDefaultsStorage: Store,
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getClosure: @escaping GetValueByRawKeyClosure,
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setClosure: @escaping SetValueByRawKeyClosure)
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where StoreContent == Value? {
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self.init(store: userDefaultsStorage,
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getClosure: {
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guard $0.object(forKey: key.rawValue) != nil else {
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return nil
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}
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return getClosure($0, key.rawValue)
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},
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setClosure: {
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setClosure($0, $1, key.rawValue)
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})
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}
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init(wrappedValue: StoreContent,
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key: StorageKey<StoreContent>,
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userDefaultsStorage: Store,
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getClosure: @escaping GetValueByRawKeyClosure,
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setClosure: @escaping SetValueByRawKeyClosure) {
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self.init(store: userDefaultsStorage,
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getClosure: {
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guard $0.object(forKey: key.rawValue) != nil else {
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return wrappedValue
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}
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return getClosure($0, key.rawValue)
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},
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setClosure: {
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setClosure($0, $1, key.rawValue)
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})
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}
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}
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