80 lines
2.3 KiB
Swift
80 lines
2.3 KiB
Swift
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//
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// PKPaymentToken+Serializable.swift
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// PSCB-OOS-iOS
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//
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// Created by OA on 17.10.2020.
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//
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import Foundation
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import PassKit
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// MARK: - Comfront to serializable
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extension PKPaymentToken: Serializable {
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// Serializes token to a JSONLike dictionary
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public func serializeToJSON() -> JSONDict {
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let paymentJson: JSONDict? = try? JSONSerialization.jsonObject(
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with: self.paymentData, options: .mutableContainers
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) as? JSONDict
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var paymentType: String = "debit"
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var methodAndNetwork: JSONDict = [
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"network": "",
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"type": paymentType,
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"displayName": ""
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]
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if #available(iOS 9.0, *) {
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methodAndNetwork = [
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"network": self.paymentMethod.network?.rawValue ?? "",
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"type": paymentType,
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"displayName": self.paymentMethod.displayName ?? ""
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]
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switch self.paymentMethod.type {
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case .debit:
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paymentType = "debit"
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case .credit:
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paymentType = "credit"
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case .store:
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paymentType = "store"
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case .prepaid:
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paymentType = "prepaid"
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default:
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paymentType = "unknown"
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}
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}
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return [
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"paymentData": paymentJson,
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"transactionIdentifier": self.transactionIdentifier,
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"paymentMethod": methodAndNetwork
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] as JSONDict
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}
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}
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// MARK: - To string cryptogram
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extension PKPaymentToken {
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private func paymentJSONData() -> JSONDict? {
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let json = self.serializeToJSON()
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let data = json["paymentData"] as! JSONDict?
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return data
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}
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/// Creates a Base64 encoded cryptogram string accepted by PSCB OOS protocol
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/// May throw JSON serialization errors if token could not be converted to JSON string before writing a cryptogram.
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///
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/// - Returns: Base64 encoded string
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public func toCryptogramString() throws -> String {
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let json = self.paymentJSONData()
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let data = try JSONSerialization.data(withJSONObject: json!, options: [])
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// let string = String(data: data, encoding: .utf8)!
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return data.base64EncodedString(options: Data.Base64EncodingOptions(rawValue: 0))
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}
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}
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