<commit_before>//
//  InAppPurchaseVendor.swift
//  Pippin
//
//  Created by <NAME> on 12/26/17.
//

import Foundation

public typealias IAPPurchaseCheckCompletion = ((_ purchased: Bool, _ error: Error?) -> (Void))
public typealias IAPProductsCompletion<T> = ((_ products: [T], _ error: Error?) -> (Void)) where T: InAppPurchase

public protocol InAppPurchase {
    associatedtype Product
    var product: Product { get set }
}

public protocol InAppPurchaseVendor {

    func fetchProducts<T>(completion: @escaping IAPProductsCompletion<T>) where T : InAppPurchase
    func checkLicense(forInAppPurchase identifier: String, completion: @escaping IAPPurchaseCheckCompletion)

}<commit_msg>add purchase function to InAppPurchaseVendor protocol<commit_after>//
//  InAppPurchaseVendor.swift
//  Pippin
//
//  Created by <NAME> on 12/26/17.
//

import Foundation

public typealias IAPPurchaseCheckCompletion = ((_ purchased: Bool, _ error: Error?) -> (Void))
public typealias IAPProductsCompletion<T> = ((_ products: [T], _ error: Error?) -> (Void)) where T: InAppPurchase
public typealias IAPPurchaseCompletion = ((_ error: Error?) -> (Void))

public protocol InAppPurchase {
    associatedtype Product
    var product: Product { get set }
}

public protocol InAppPurchaseVendor {

    func fetchProducts<T>(completion: @escaping IAPProductsCompletion<T>) where T: InAppPurchase
    func checkLicense(forInAppPurchase identifier: String, completion: @escaping IAPPurchaseCheckCompletion)
    func purchase<T>(product: T, completion: IAPPurchaseCompletion) where T: InAppPurchase

}
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