//
//  OOSAPI.swift
//  PSCB-OOS-iOS
//
//  Created by Antonov Ilia on 27.10.2020.
//

import Foundation
import PassKit

/// Utility fabric methods required for PSCB API.
public class PSCBAPI {
    
    public static let supportedNetworks: [PKPaymentNetwork] = [.visa, .masterCard]
    
    /// - Returns: a tuple describing if application `canMakePayments` and `canSetupCards` using supported networks.
    public class func canMakePayments() -> (canMakePayments: Bool, canSetupCards: Bool) {
        return (
            PKPaymentAuthorizationController.canMakePayments(),
            PKPaymentAuthorizationController.canMakePayments(usingNetworks: supportedNetworks)
        )
    }
    
    /// Creates a default instance of `PKPaymentRequest` with pre-default parameters.
    ///
    /// - Returns: `PKPaymentRequest`
    public class func makePaymentRequest(items: [PKPaymentSummaryItem]) -> PKPaymentRequest {
        return makePaymentRequest(merchantId: "merchant.pscb.pay", items: items)
    }
    
    /// Creates a default instance of `PKPaymentRequest` with pre-default parameters.
    ///
    /// - Parameters:
    ///     - merchantId: Your Apple Pay merchant ID
    ///     - items: Summary items
    ///
    /// - Returns: `PKPaymentRequest`
    public class func makePaymentRequest(merchantId: String, items: [PKPaymentSummaryItem]) -> PKPaymentRequest {
        let request = PKPaymentRequest()
        request.merchantIdentifier = merchantId
        request.supportedNetworks = Self.supportedNetworks
        
        if #available(iOS 11.0, *) {
            //request.supportedCountries = ["RU", "UA", "BY", "US"]
        }
        
        request.merchantCapabilities = .capability3DS
        request.countryCode = "RU"
        request.currencyCode = "RUB"
        request.paymentSummaryItems = items
        
        return request
    }
    
}