Initial commit

lib/controllers/rental_order_details_controller.dart

@@ -0,0 +1,131 @@
+import 'package:driver/constant/show_toast_dialog.dart';
+import 'package:driver/models/rental_order_model.dart';
+import 'package:driver/utils/fire_store_utils.dart';
+import 'package:get/get.dart';
+import '../constant/constant.dart';
+import '../models/user_model.dart';
+
+class RentalOrderDetailsController extends GetxController {
+  Rx<RentalOrderModel> order = RentalOrderModel().obs;
+  RxBool isLoading = true.obs;
+
+  RxDouble subTotal = 0.0.obs;
+  RxDouble discount = 0.0.obs;
+  RxDouble taxAmount = 0.0.obs;
+  RxDouble totalAmount = 0.0.obs;
+  RxDouble adminCommission = 0.0.obs;
+  RxDouble extraKilometerCharge = 0.0.obs;
+  RxDouble extraMinutesCharge = 0.0.obs;
+  Rx<UserModel?> userData = Rx<UserModel?>(null);
+
+  @override
+  void onInit() {
+    super.onInit();
+    final args = Get.arguments;
+    if (args != null && args["rentalOrder"] != null) {
+      String orderId = args["rentalOrder"];
+      fetchOrder(orderId);
+    } else {
+      isLoading.value = false;
+      ShowToastDialog.showToast("Invalid order details");
+    }
+  }
+
+  String getExtraKm() {
+    try {
+      final double start = double.tryParse(order.value.startKitoMetersReading ?? '0') ?? 0.0;
+      final double end = double.tryParse(order.value.endKitoMetersReading ?? '0') ?? 0.0;
+      final double included = double.tryParse(order.value.rentalPackageModel?.includedDistance?.toString() ?? '0') ?? 0.0;
+
+      // Calculate extra km safely
+      final double extra = (end - start - included);
+      final double validExtra = extra > 0 ? extra : 0;
+
+      return "${validExtra.toStringAsFixed(2)} ${Constant.distanceType}";
+    } catch (e) {
+      return "0 ${Constant.distanceType}";
+    }
+  }
+
+  ///Safe calculation after order is loaded
+  void calculateTotalAmount() {
+    try {
+      subTotal.value = double.tryParse(order.value.subTotal?.toString() ?? "0") ?? 0.0;
+      discount.value = double.tryParse(order.value.discount?.toString() ?? "0") ?? 0.0;
+      taxAmount.value = 0.0;
+
+      if (order.value.endTime != null) {
+        DateTime start = order.value.startTime!.toDate();
+        DateTime end = order.value.endTime!.toDate();
+
+        // Total rented minutes
+        int totalMinutes = end.difference(start).inMinutes;
+
+        int includedMinutes = (int.tryParse(order.value.rentalPackageModel?.includedHours.toString() ?? "0") ?? 0) * 60;
+
+        if (totalMinutes > includedMinutes) {
+          int extraMinutes = totalMinutes - includedMinutes;
+
+          double minuteFare = double.tryParse(order.value.rentalPackageModel?.extraMinuteFare?.toString() ?? "0") ?? 0.0;
+
+          extraMinutesCharge.value = extraMinutes * minuteFare;
+        } else {
+          extraMinutesCharge.value = 0;
+        }
+      }
+      if (order.value.startKitoMetersReading != null && order.value.endKitoMetersReading != null) {
+        double startKm = double.tryParse(order.value.startKitoMetersReading?.toString() ?? "0") ?? 0.0;
+        double endKm = double.tryParse(order.value.endKitoMetersReading?.toString() ?? "0") ?? 0.0;
+        if (endKm > startKm) {
+          double totalKm = endKm - startKm;
+          if (totalKm > double.parse(order.value.rentalPackageModel!.includedDistance!)) {
+            totalKm = totalKm - double.parse(order.value.rentalPackageModel!.includedDistance!);
+            double extraKmRate = double.tryParse(order.value.rentalPackageModel?.extraKmFare?.toString() ?? "0") ?? 0.0;
+            extraKilometerCharge.value = totalKm * extraKmRate;
+          }
+        }
+      }
+      subTotal.value = subTotal.value + extraKilometerCharge.value + extraMinutesCharge.value;
+
+      if (order.value.taxSetting != null) {
+        for (var element in order.value.taxSetting!) {
+          taxAmount.value += Constant.calculateTax(amount: (subTotal.value - discount.value).toString(), taxModel: element);
+        }
+      }
+
+      if (order.value.adminCommission!.isNotEmpty) {
+        adminCommission.value = Constant.calculateAdminCommission(
+            amount: (subTotal.value - discount.value).toString(),
+            adminCommissionType: order.value.adminCommissionType.toString(),
+            adminCommission: order.value.adminCommission ?? '0');
+      }
+
+      totalAmount.value = (subTotal.value - discount.value) + taxAmount.value;
+    } catch (e) {
+      ShowToastDialog.showToast("Failed to calculate total: $e");
+    }
+  }
+
+  Future<void> fetchOrder(String orderId) async {
+    try {
+      isLoading.value = true;
+      order.value = (await FireStoreUtils.getRentalOrderById(orderId))!;
+
+      calculateTotalAmount();
+      fetchCustomerDetails();
+    } catch (e) {
+      ShowToastDialog.showToast("Failed to fetch order details: $e");
+    } finally {
+      isLoading.value = false;
+    }
+  }
+
+  Future<void> fetchCustomerDetails() async {
+    if (order.value.authorID != null) {
+      final user = await FireStoreUtils.getUserProfile(order.value.authorID!);
+      if (user != null) {
+        userData.value = user;
+      }
+    }
+  }
+}