Source/SwitchKitStorage.swift
//
// SwitchKit
//
// Copyright (c) 2019-Present SwitchKit Team - https://github.com/SwitchKit
//
// 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.
import Foundation
public protocol SwitchKitStorage {
func setValue(_ value: String?, forKey key: String)
func setValues(_ values: [String: String?])
func value(forKey key: String) -> String?
}
public class SwitchKitStorageUserDefaults: SwitchKitStorage {
let suiteName = "io.github.switchkit"
let userDefaults: UserDefaults
public init() {
userDefaults = UserDefaults(suiteName: suiteName)!
}
public func setValue(_ value: String?, forKey key: String) {
userDefaults.setValue(value, forKey: key)
userDefaults.synchronize()
}
public func setValues(_ values: [String: String?]) {
values.forEach { key, value in
userDefaults.setValue(value, forKey: key)
}
userDefaults.synchronize()
}
public func value(forKey key: String) -> String? {
return userDefaults.string(forKey: key)
}
}
public class SwitchKitStorageMemory: SwitchKitStorage {
private(set) var data: [String: String] = [:]
public func setValue(_ value: String?, forKey key: String) {
if let value = value {
data.updateValue(value, forKey: key)
} else {
data.removeValue(forKey: key)
}
}
public func setValues(_ values: [String: String?]) {
values.keys.forEach { key in
if let value = values[key] as? String {
data.updateValue(value, forKey: key)
} else {
data.removeValue(forKey: key)
}
}
}
public func value(forKey key: String) -> String? {
return data[key]
}
}