modeazimandClaude Sonnet 4.6
2bbb280380
Adds BML contactless token fetching, APDU emulation utility, TapToPayViewModel, and TapToPayView with NFC animation. Also updates QR scanner, transfer flow, dashboard, and home views. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
86 lines
3.4 KiB
Swift
86 lines
3.4 KiB
Swift
import Foundation
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private let BML_API_BASE = "https://www.bankofmaldives.com.mv/internetbanking"
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private let BML_API_UA = "bml-mobile-banking/348 (Apple; iOS 17.0; iPhone)"
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private let BML_API_VERSION = "2.1.44.348"
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final class BmlTapToPayClient {
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private let urlSession: URLSession = {
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let cfg = URLSessionConfiguration.default
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cfg.timeoutIntervalForRequest = 30
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return URLSession(configuration: cfg)
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}()
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func fetchTokens(
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session: BmlSession,
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cardId: String,
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otp: String,
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quantity: Int = 3
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) async throws -> [BmlWalletToken] {
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let url = "\(BML_API_BASE)/api/mobile/walletpayments/gettoken"
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// Step 1: initiate
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let base: [String: Any] = ["type": "track2", "cardid": cardId, "quantity": quantity]
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let step1 = try await post(session: session, url: url, body: base)
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if step1.code == 0 { return step1.tokens }
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if step1.code != 99 { throw BmlError.serverError(step1.message ?? "Token request failed") }
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// Step 2: request OTP channel
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var body2 = base
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body2["channel"] = "token"
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let step2 = try await post(session: session, url: url, body: body2)
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if step2.code != 22 { throw BmlError.serverError(step2.message ?? "OTP channel request failed") }
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// Step 3: submit TOTP
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var body3 = body2
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body3["otp"] = otp
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let step3 = try await post(session: session, url: url, body: body3)
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if step3.code != 0 { throw BmlError.serverError(step3.message ?? "Token fetch failed") }
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return step3.tokens
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}
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private func post(session: BmlSession, url: String, body: [String: Any]) async throws -> TokenResponse {
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var req = URLRequest(url: URL(string: url)!)
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req.httpMethod = "POST"
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req.setValue("Bearer \(session.accessToken)", forHTTPHeaderField: "Authorization")
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req.setValue(BML_API_UA, forHTTPHeaderField: "User-Agent")
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req.setValue(BML_API_VERSION, forHTTPHeaderField: "x-app-version")
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req.setValue("application/json", forHTTPHeaderField: "Content-Type")
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req.httpBody = try JSONSerialization.data(withJSONObject: body)
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let (data, response) = try await urlSession.data(for: req)
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let code = (response as? HTTPURLResponse)?.statusCode ?? 0
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if code == 401 || code == 419 { throw BmlError.sessionExpired }
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if code >= 500 { throw BmlError.networkError("Server error HTTP \(code)") }
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guard let root = try? JSONSerialization.jsonObject(with: data) as? [String: Any] else {
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throw BmlError.invalidResponse
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}
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let respCode = root["code"] as? Int ?? -1
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let message = root["message"] as? String
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let payload = root["payload"] as? [[String: Any]] ?? []
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let tokens: [BmlWalletToken] = payload.map { item in
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BmlWalletToken(
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token: item["token"] as? String ?? "",
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expiry: item["expiry"] as? String ?? "",
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appCode: item["app_code"] as? String ?? "",
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serviceCode: item["service_code"] as? String ?? "",
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data: item["data"] as? String ?? "",
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validUntil: item["valid_until"] as? String ?? ""
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)
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}
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return TokenResponse(code: respCode, message: message, tokens: tokens)
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}
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private struct TokenResponse {
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let code: Int
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let message: String?
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let tokens: [BmlWalletToken]
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}
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}
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