// 
// Copyright 2020 Vector Creations Ltd
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//

import Foundation

@objcMembers
class MemoryStore: KeyValueStore {
    
    private var map: Dictionary<KeyValueStoreKey, Any> = [:]
    
    func set(_ value: Any?, forKey key: KeyValueStoreKey) {
        if let value = value {
            map[key] = value
        } else {
            removeObject(forKey: key)
        }
    }

    func object(forKey key: KeyValueStoreKey) -> Any? {
        return map[key]
    }
    
    func removeObject(forKey key: KeyValueStoreKey) {
        map.removeValue(forKey: key)
    }
    
}