//
|
// InAppPurchaseProductRequest.swift
|
// SwiftyStoreKit
|
//
|
// Copyright (c) 2015 Andrea Bizzotto (bizz84@gmail.com)
|
//
|
// 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 StoreKit
|
|
typealias InAppProductRequestCallback = (RetrieveResults) -> Void
|
|
public protocol InAppRequest: class {
|
func start()
|
func cancel()
|
}
|
|
protocol InAppProductRequest: InAppRequest { }
|
|
class InAppProductQueryRequest: NSObject, InAppProductRequest, SKProductsRequestDelegate {
|
|
private let callback: InAppProductRequestCallback
|
private let request: SKProductsRequest
|
|
deinit {
|
request.delegate = nil
|
}
|
init(productIds: Set<String>, callback: @escaping InAppProductRequestCallback) {
|
|
self.callback = callback
|
request = SKProductsRequest(productIdentifiers: productIds)
|
super.init()
|
request.delegate = self
|
}
|
|
func start() {
|
request.start()
|
}
|
func cancel() {
|
request.cancel()
|
}
|
|
// MARK: SKProductsRequestDelegate
|
func productsRequest(_ request: SKProductsRequest, didReceive response: SKProductsResponse) {
|
|
let retrievedProducts = Set<SKProduct>(response.products)
|
let invalidProductIDs = Set<String>(response.invalidProductIdentifiers)
|
performCallback(RetrieveResults(retrievedProducts: retrievedProducts,
|
invalidProductIDs: invalidProductIDs, error: nil))
|
}
|
|
func requestDidFinish(_ request: SKRequest) {
|
|
}
|
|
func request(_ request: SKRequest, didFailWithError error: Error) {
|
performCallback(RetrieveResults(retrievedProducts: Set<SKProduct>(), invalidProductIDs: Set<String>(), error: error))
|
}
|
|
private func performCallback(_ results: RetrieveResults) {
|
DispatchQueue.main.async {
|
self.callback(results)
|
}
|
}
|
}
|