LeadKit/TIKeychainUtils/Sources/AppInstallKeychainSingleValueStorage/AppInstallLifetimeSingleValueStorage.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
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//  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
//  THE SOFTWARE.
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import TIFoundationUtils

open class AppInstallLifetimeSingleValueStorage<Storage: SingleValueStorage>: SingleValueStorage
where Storage.ErrorType == StorageError {

    public let appReinstallChecker: AppReinstallChecker
    public let wrappedStorage: Storage

    public init(storage: Storage,
                appReinstallChecker: AppReinstallChecker) {

        self.wrappedStorage = storage
        self.appReinstallChecker = appReinstallChecker
    }

    // MARK: - SingleValueStorage

    open func hasStoredValue() -> Bool {
        if appReinstallChecker.isAppFirstRun {
            return false
        }

        return wrappedStorage.hasStoredValue()
    }

    open func getValue() -> Result<Storage.ValueType, Storage.ErrorType> {
        if appReinstallChecker.isAppFirstRun {
            let result = wrappedStorage.deleteValue()

            if case .success = result {
                appReinstallChecker.isAppFirstRun = false
            }

            return result.flatMap { .failure(StorageError.valueNotFound) }
        } else {
            return wrappedStorage.getValue()
        }
    }

    open func store(value: Storage.ValueType) -> Result<Void, Storage.ErrorType> {
        let result = wrappedStorage.store(value: value)

        if case .success = result {
            appReinstallChecker.isAppFirstRun = false
        }

        return result
    }

    public func deleteValue() -> Result<Void, Storage.ErrorType> {
        wrappedStorage.deleteValue()
    }
}

public extension SingleValueStorage {
    func appInstallLifetimeStorage(reinstallChecker: AppReinstallChecker) -> AppInstallLifetimeSingleValueStorage<Self>
    where Self.ErrorType == ErrorType {

        AppInstallLifetimeSingleValueStorage(storage: self,
                                             appReinstallChecker: reinstallChecker)
    }
}