starpivot/apps/client/lib/modules/payment/controllers/payment_controller.dart

import 'package:get/get.dart';
import '../../../data/services/pay_service.dart';

class PaymentController extends GetxController {
  final PayService _payService = Get.find<PayService>();

  // 支付状态
  final RxBool isLoading = false.obs;
  final RxString paymentStatus = ''.obs;
  final RxString errorMessage = ''.obs;

  // 测试订单信息
  final RxString testProductId = 'vip_101'.obs;
  final RxDouble testAmount = 0.01.obs; // 测试金额 1分钱

  // 支付方式选择
  final RxInt selectedPaymentMethod = 1.obs; // 1=微信支付, 2=支付宝支付

  @override
  void onInit() {
    super.onInit();
    // 生成测试订单ID
    // testProductId.value = 'test_${DateTime.now().millisecondsSinceEpoch}';
  }

  /// 测试微信支付
  Future<void> testWechatPayment() async {
    try {
      isLoading.value = true;
      paymentStatus.value = 'startingWechatPayment'.tr; // 正在发起微信支付...
      errorMessage.value = '';

      // 调用支付服务，使用回调处理结果
      final launched = await _payService.processWechatPayment(
        productId: testProductId.value,
        amount: (testAmount.value * 100).toInt(), // 转换为分
        description: 'paymentTestWechatDescription'.tr, // 微信支付测试
        onResult: (success, message) {
          // 支付结果回调
          isLoading.value = false;

          if (success) {
            paymentStatus.value = 'wechatPaymentSuccess'.tr; // 微信支付成功！
            errorMessage.value = '';
            Get.snackbar(
              'paymentSuccess'.tr, // 支付成功
              message ?? 'wechatPaymentTestCompleted'.tr, // 微信支付测试完成
              snackPosition: SnackPosition.TOP,
            );
          } else {
            paymentStatus.value = 'wechatPaymentFailed'.tr; // 微信支付失败
            errorMessage.value = message ?? 'unknownError'.tr; // 未知错误
            Get.snackbar(
              'paymentFailed'.tr, // 支付失败
              message ?? 'unknownError'.tr, // 未知错误
              snackPosition: SnackPosition.TOP,
            );
          }
        },
      );

      if (!launched) {
        // 如果支付没有成功启动
        isLoading.value = false;
        paymentStatus.value = 'wechatPaymentLaunchFailed'.tr; // 微信支付启动失败
        errorMessage.value = 'cannotLaunchWechatPayment'.tr; // 无法启动微信支付
        Get.snackbar('paymentLaunchFailed'.tr, 'cannotLaunchWechatPayment'.tr);
      }
    } catch (e) {
      isLoading.value = false;
      paymentStatus.value = 'wechatPaymentException'.tr; // 微信支付异常
      errorMessage.value = e.toString();
      Get.snackbar('paymentException'.tr, e.toString()); // 支付异常
    }
  }

  /// 测试支付宝支付
  Future<void> testAlipayPayment() async {
    try {
      isLoading.value = true;
      paymentStatus.value = 'startingAlipayPayment'.tr; // 正在发起支付宝支付...
      errorMessage.value = '';

      // 调用支付宝支付服务
      final launched = await _payService.processAlipayPayment(
        productId: testProductId.value, // 这里传递的是产品ID
        amount: (testAmount.value * 100).toInt(), // 转换为分
        description: 'paymentTestAlipayDescription'.tr, // 支付宝支付测试
        onResult: (success, message) {
          // 支付结果回调
          isLoading.value = false;

          if (success) {
            paymentStatus.value = 'alipayPaymentSuccess'.tr; // 支付宝支付成功！
            errorMessage.value = '';
          } else {
            paymentStatus.value = 'alipayPaymentFailed'.tr; // 支付宝支付失败
            errorMessage.value = message ?? 'unknownError'.tr; // 未知错误
          }
        },
      );

      if (!launched) {
        // 如果支付没有成功启动
        isLoading.value = false;
        paymentStatus.value = 'alipayPaymentLaunchFailed'.tr; // 支付宝支付启动失败
        errorMessage.value = 'cannotLaunchAlipayPayment'.tr; // 无法启动支付宝支付
        Get.snackbar('paymentLaunchFailed'.tr, 'cannotLaunchAlipayPayment'.tr);
      }
    } catch (e) {
      isLoading.value = false;
      paymentStatus.value = 'alipayPaymentException'.tr; // 支付宝支付异常
      errorMessage.value = e.toString();
      Get.snackbar('paymentException'.tr, e.toString()); // 支付异常
    }
  }

  /// 根据选择的支付方式进行支付
  Future<void> processPayment() async {
    if (selectedPaymentMethod.value == 1) {
      await testWechatPayment();
    } else if (selectedPaymentMethod.value == 2) {
      await testAlipayPayment();
    }
  }

  /// 选择支付方式
  void selectPaymentMethod(int method) {
    selectedPaymentMethod.value = method;
  }

  /// 重置状态
  void resetStatus() {
    paymentStatus.value = '';
    errorMessage.value = '';
    // testProductId.value = 'test_${DateTime.now().millisecondsSinceEpoch}';
  }

  /// 更新测试金额
  void updateTestAmount(double amount) {
    testAmount.value = amount;
  }
}