LeadKit/TIFoundationUtils/DataStorage/Sources/AsyncSingleValueStorage/AsyncSingleValueStorage.swift

59 lines
2.3 KiB
Swift

//
// Copyright (c) 2023 Touch Instinct
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the Software), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED AS IS, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
//
public protocol AsyncSingleValueStorage {
associatedtype ValueType
associatedtype ErrorType: Error
func hasStoredValue(completion: @escaping (Bool) -> Void) -> Cancellable
func store(value: ValueType, completion: @escaping (Result<Void, ErrorType>) -> Void) -> Cancellable
func getValue(completion: @escaping (Result<ValueType, ErrorType>) -> Void) -> Cancellable
func deleteValue(completion: @escaping (Result<Void, ErrorType>) -> Void) -> Cancellable
}
@available(iOS 13.0.0, *)
public extension AsyncSingleValueStorage {
func hasStoredValue() async -> Bool {
await withTaskCancellableClosure {
hasStoredValue(completion: $0)
}
}
func store(value: ValueType) async -> Result<Void, ErrorType> {
await withTaskCancellableClosure {
store(value: value, completion: $0)
}
}
func getValue() async -> Result<ValueType, ErrorType> {
await withTaskCancellableClosure {
getValue(completion: $0)
}
}
func deleteValue() async -> Result<Void, ErrorType> {
await withTaskCancellableClosure {
deleteValue(completion: $0)
}
}
}