501 lines
16 KiB
Dart
501 lines
16 KiB
Dart
import 'dart:convert';
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import 'dart:io';
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import 'package:file_picker/file_picker.dart';
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import 'package:flutter/material.dart';
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import 'package:get/get.dart';
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import 'package:geocoding/geocoding.dart';
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import 'package:geolocator/geolocator.dart';
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import 'package:intl/intl.dart';
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import 'package:mime/mime.dart';
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import 'package:marco/model/employee_model.dart';
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import 'package:marco/controller/expense/expense_screen_controller.dart';
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import 'package:marco/helpers/services/api_service.dart';
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import 'package:marco/helpers/services/app_logger.dart';
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import 'package:marco/helpers/widgets/my_snackbar.dart';
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import 'package:marco/model/expense/expense_type_model.dart';
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import 'package:marco/model/expense/payment_types_model.dart';
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class AddExpenseController extends GetxController {
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// Text Controllers
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final amountController = TextEditingController();
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final descriptionController = TextEditingController();
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final supplierController = TextEditingController();
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final transactionIdController = TextEditingController();
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final gstController = TextEditingController();
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final locationController = TextEditingController();
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final transactionDateController = TextEditingController();
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final noOfPersonsController = TextEditingController();
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// State
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final isLoading = false.obs;
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final isSubmitting = false.obs;
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final isFetchingLocation = false.obs;
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final isEditMode = false.obs;
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// Dropdown Selections
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final selectedPaymentMode = Rx<PaymentModeModel?>(null);
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final selectedExpenseType = Rx<ExpenseTypeModel?>(null);
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final selectedPaidBy = Rx<EmployeeModel?>(null);
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final selectedProject = ''.obs;
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final selectedTransactionDate = Rx<DateTime?>(null);
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// Data Lists
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final attachments = <File>[].obs;
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final globalProjects = <String>[].obs;
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final projectsMap = <String, String>{}.obs;
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final expenseTypes = <ExpenseTypeModel>[].obs;
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final paymentModes = <PaymentModeModel>[].obs;
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final allEmployees = <EmployeeModel>[].obs;
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final existingAttachments = <Map<String, dynamic>>[].obs;
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final employeeSearchController = TextEditingController();
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final isSearchingEmployees = false.obs;
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final employeeSearchResults = <EmployeeModel>[].obs;
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// Editing
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String? editingExpenseId;
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final expenseController = Get.find<ExpenseController>();
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@override
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void onInit() {
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super.onInit();
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fetchMasterData();
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fetchGlobalProjects();
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employeeSearchController.addListener(() {
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searchEmployees(employeeSearchController.text);
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});
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}
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@override
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void onClose() {
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amountController.dispose();
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descriptionController.dispose();
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supplierController.dispose();
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transactionIdController.dispose();
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gstController.dispose();
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locationController.dispose();
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transactionDateController.dispose();
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noOfPersonsController.dispose();
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super.onClose();
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}
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Future<void> searchEmployees(String searchQuery) async {
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if (searchQuery.trim().isEmpty) {
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employeeSearchResults.clear();
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return;
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}
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isSearchingEmployees.value = true;
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try {
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final results = await ApiService.searchEmployeesBasic(
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searchString: searchQuery.trim(),
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);
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if (results != null) {
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employeeSearchResults.assignAll(
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results.map((e) => EmployeeModel.fromJson(e)),
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);
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} else {
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employeeSearchResults.clear();
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}
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} catch (e) {
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logSafe("Error searching employees: $e", level: LogLevel.error);
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employeeSearchResults.clear();
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} finally {
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isSearchingEmployees.value = false;
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}
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}
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// ---------- Form Population for Edit ----------
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Future<void> populateFieldsForEdit(Map<String, dynamic> data) async {
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isEditMode.value = true;
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editingExpenseId = data['id'];
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// --- Fetch all Paid By variables up front ---
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final paidById = (data['paidById'] ?? '').toString();
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final paidByFirstName = (data['paidByFirstName'] ?? '').toString().trim();
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final paidByLastName = (data['paidByLastName'] ?? '').toString().trim();
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// --- Standard Fields ---
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selectedProject.value = data['projectName'] ?? '';
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amountController.text = data['amount']?.toString() ?? '';
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supplierController.text = data['supplerName'] ?? '';
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descriptionController.text = data['description'] ?? '';
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transactionIdController.text = data['transactionId'] ?? '';
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locationController.text = data['location'] ?? '';
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// --- Transaction Date ---
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if (data['transactionDate'] != null) {
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try {
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final parsedDate = DateTime.parse(data['transactionDate']);
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selectedTransactionDate.value = parsedDate;
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transactionDateController.text =
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DateFormat('dd-MM-yyyy').format(parsedDate);
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} catch (e) {
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logSafe('Error parsing transactionDate: $e', level: LogLevel.warning);
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selectedTransactionDate.value = null;
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transactionDateController.clear();
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}
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} else {
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selectedTransactionDate.value = null;
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transactionDateController.clear();
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}
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// --- No of Persons ---
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noOfPersonsController.text = (data['noOfPersons'] ?? 0).toString();
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// --- Dropdown selections ---
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selectedExpenseType.value =
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expenseTypes.firstWhereOrNull((e) => e.id == data['expensesTypeId']);
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selectedPaymentMode.value =
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paymentModes.firstWhereOrNull((e) => e.id == data['paymentModeId']);
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// --- Paid By select ---
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// 1. By ID
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// --- Paid By select ---
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selectedPaidBy.value =
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allEmployees.firstWhereOrNull((e) => e.id.trim() == paidById.trim());
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if (selectedPaidBy.value == null) {
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final fullName = '$paidByFirstName $paidByLastName';
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await searchEmployees(fullName);
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selectedPaidBy.value = employeeSearchResults
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.firstWhereOrNull((e) => e.id.trim() == paidById.trim());
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}
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// --- Existing Attachments ---
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existingAttachments.clear();
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if (data['attachments'] != null && data['attachments'] is List) {
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existingAttachments.addAll(
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List<Map<String, dynamic>>.from(data['attachments']).map((e) {
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return {
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...e,
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'isActive': true, // default
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};
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}),
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);
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}
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_logPrefilledData();
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}
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void _logPrefilledData() {
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logSafe('--- Prefilled Expense Data ---', level: LogLevel.info);
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logSafe('ID: $editingExpenseId', level: LogLevel.info);
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logSafe('Project: ${selectedProject.value}', level: LogLevel.info);
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logSafe('Amount: ${amountController.text}', level: LogLevel.info);
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logSafe('Supplier: ${supplierController.text}', level: LogLevel.info);
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logSafe('Description: ${descriptionController.text}', level: LogLevel.info);
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logSafe('Transaction ID: ${transactionIdController.text}',
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level: LogLevel.info);
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logSafe('Location: ${locationController.text}', level: LogLevel.info);
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logSafe('Transaction Date: ${transactionDateController.text}',
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level: LogLevel.info);
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logSafe('No. of Persons: ${noOfPersonsController.text}',
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level: LogLevel.info);
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logSafe('Expense Type: ${selectedExpenseType.value?.name}',
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level: LogLevel.info);
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logSafe('Payment Mode: ${selectedPaymentMode.value?.name}',
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level: LogLevel.info);
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logSafe('Paid By: ${selectedPaidBy.value?.name}', level: LogLevel.info);
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logSafe('Attachments: ${attachments.length}', level: LogLevel.info);
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logSafe('Existing Attachments: ${existingAttachments.length}',
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level: LogLevel.info);
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}
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// ---------- Form Actions ----------
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Future<void> pickTransactionDate(BuildContext context) async {
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final picked = await showDatePicker(
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context: context,
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initialDate: selectedTransactionDate.value ?? DateTime.now(),
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firstDate: DateTime(DateTime.now().year - 5),
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lastDate: DateTime.now(),
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);
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if (picked != null) {
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selectedTransactionDate.value = picked;
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transactionDateController.text = DateFormat('dd-MM-yyyy').format(picked);
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}
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}
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Future<void> loadMasterData() async {
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await Future.wait([
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fetchMasterData(),
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fetchGlobalProjects(),
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]);
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}
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Future<void> pickAttachments() async {
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try {
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final result = await FilePicker.platform.pickFiles(
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type: FileType.custom,
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allowedExtensions: ['jpg', 'jpeg', 'png', 'pdf', 'doc', 'docx'],
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allowMultiple: true,
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);
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if (result != null) {
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attachments.addAll(
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result.paths.whereType<String>().map((path) => File(path)),
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);
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}
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} catch (e) {
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showAppSnackbar(
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title: "Error",
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message: "Attachment error: $e",
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type: SnackbarType.error,
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);
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}
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}
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void removeAttachment(File file) => attachments.remove(file);
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Future<void> fetchCurrentLocation() async {
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isFetchingLocation.value = true;
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try {
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var permission = await Geolocator.checkPermission();
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if (permission == LocationPermission.denied ||
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permission == LocationPermission.deniedForever) {
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permission = await Geolocator.requestPermission();
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if (permission == LocationPermission.denied ||
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permission == LocationPermission.deniedForever) {
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showAppSnackbar(
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title: "Error",
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message: "Location permission denied.",
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type: SnackbarType.error,
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);
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return;
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}
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}
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if (!await Geolocator.isLocationServiceEnabled()) {
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showAppSnackbar(
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title: "Error",
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message: "Location service disabled.",
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type: SnackbarType.error,
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);
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return;
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}
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final position = await Geolocator.getCurrentPosition();
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final placemarks =
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await placemarkFromCoordinates(position.latitude, position.longitude);
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if (placemarks.isNotEmpty) {
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final place = placemarks.first;
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final address = [
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place.name,
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place.street,
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place.locality,
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place.administrativeArea,
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place.country
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].where((e) => e != null && e.isNotEmpty).join(", ");
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locationController.text = address;
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} else {
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locationController.text = "${position.latitude}, ${position.longitude}";
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}
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} catch (e) {
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showAppSnackbar(
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title: "Error",
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message: "Location error: $e",
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type: SnackbarType.error,
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);
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} finally {
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isFetchingLocation.value = false;
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}
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}
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// ---------- Submission ----------
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Future<void> submitOrUpdateExpense() async {
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if (isSubmitting.value) return;
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isSubmitting.value = true;
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try {
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final validation = validateForm();
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if (validation.isNotEmpty) {
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showAppSnackbar(
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title: "Missing Fields",
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message: validation,
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type: SnackbarType.error,
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);
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return;
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}
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final payload = await _buildExpensePayload();
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final success = isEditMode.value && editingExpenseId != null
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? await ApiService.editExpenseApi(
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expenseId: editingExpenseId!, payload: payload)
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: await ApiService.createExpenseApi(
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projectId: payload['projectId'],
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expensesTypeId: payload['expensesTypeId'],
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paymentModeId: payload['paymentModeId'],
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paidById: payload['paidById'],
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transactionDate: DateTime.parse(payload['transactionDate']),
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transactionId: payload['transactionId'],
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description: payload['description'],
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location: payload['location'],
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supplerName: payload['supplerName'],
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amount: payload['amount'],
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noOfPersons: payload['noOfPersons'],
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billAttachments: payload['billAttachments'],
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);
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if (success) {
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await expenseController.fetchExpenses();
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Get.back();
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showAppSnackbar(
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title: "Success",
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message:
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"Expense ${isEditMode.value ? 'updated' : 'created'} successfully!",
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type: SnackbarType.success,
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);
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} else {
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showAppSnackbar(
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title: "Error",
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message: "Operation failed. Try again.",
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type: SnackbarType.error,
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);
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}
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} catch (e) {
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showAppSnackbar(
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title: "Error",
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message: "Unexpected error: $e",
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type: SnackbarType.error,
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);
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} finally {
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isSubmitting.value = false;
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}
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}
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Future<Map<String, dynamic>> _buildExpensePayload() async {
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final amount = double.parse(amountController.text.trim());
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final projectId = projectsMap[selectedProject.value]!;
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final selectedDate =
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selectedTransactionDate.value?.toUtc() ?? DateTime.now().toUtc();
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final existingAttachmentPayloads = existingAttachments.map((e) {
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final isActive = e['isActive'] ?? true;
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return {
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"documentId": e['documentId'],
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"fileName": e['fileName'],
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"contentType": e['contentType'],
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"fileSize": 0,
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"description": "",
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"url": e['url'],
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"isActive": isActive,
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"base64Data": isActive ? e['base64Data'] : null,
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};
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}).toList();
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final newAttachmentPayloads =
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await Future.wait(attachments.map((file) async {
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final bytes = await file.readAsBytes();
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return {
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"fileName": file.path.split('/').last,
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"base64Data": base64Encode(bytes),
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"contentType": lookupMimeType(file.path) ?? 'application/octet-stream',
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"fileSize": await file.length(),
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"description": "",
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};
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}));
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final billAttachments = [
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...existingAttachmentPayloads,
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...newAttachmentPayloads
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];
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final Map<String, dynamic> payload = {
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"projectId": projectId,
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"expensesTypeId": selectedExpenseType.value!.id,
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"paymentModeId": selectedPaymentMode.value!.id,
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"paidById": selectedPaidBy.value!.id,
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"transactionDate": selectedDate.toIso8601String(),
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"transactionId": transactionIdController.text,
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"description": descriptionController.text,
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"location": locationController.text,
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"supplerName": supplierController.text,
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"amount": amount,
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"noOfPersons": selectedExpenseType.value?.noOfPersonsRequired == true
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? int.tryParse(noOfPersonsController.text.trim()) ?? 0
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: 0,
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"billAttachments": billAttachments,
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};
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// ✅ Add expense ID if in edit mode
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if (isEditMode.value && editingExpenseId != null) {
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payload['id'] = editingExpenseId;
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}
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return payload;
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}
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String validateForm() {
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final missing = <String>[];
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if (selectedProject.value.isEmpty) missing.add("Project");
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if (selectedExpenseType.value == null) missing.add("Expense Type");
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if (selectedPaymentMode.value == null) missing.add("Payment Mode");
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if (selectedPaidBy.value == null) missing.add("Paid By");
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if (amountController.text.trim().isEmpty) missing.add("Amount");
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if (supplierController.text.trim().isEmpty) missing.add("Supplier Name");
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if (descriptionController.text.trim().isEmpty) missing.add("Description");
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if (!isEditMode.value && attachments.isEmpty) missing.add("Attachments");
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final amount = double.tryParse(amountController.text.trim());
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if (amount == null) missing.add("Valid Amount");
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final selectedDate = selectedTransactionDate.value;
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if (selectedDate != null && selectedDate.isAfter(DateTime.now())) {
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missing.add("Valid Transaction Date");
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}
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return missing.isEmpty ? '' : "Please provide: ${missing.join(', ')}.";
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}
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// ---------- Data Fetching ----------
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Future<void> fetchMasterData() async {
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try {
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final types = await ApiService.getMasterExpenseTypes();
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final modes = await ApiService.getMasterPaymentModes();
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if (types is List) {
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expenseTypes.value =
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types.map((e) => ExpenseTypeModel.fromJson(e)).toList();
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}
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if (modes is List) {
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paymentModes.value =
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modes.map((e) => PaymentModeModel.fromJson(e)).toList();
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}
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} catch (e) {
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showAppSnackbar(
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title: "Error",
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message: "Failed to fetch master data",
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type: SnackbarType.error,
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);
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}
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}
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Future<void> fetchGlobalProjects() async {
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try {
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final response = await ApiService.getGlobalProjects();
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if (response != null) {
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final names = <String>[];
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for (var item in response) {
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final name = item['name']?.toString().trim();
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final id = item['id']?.toString().trim();
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if (name != null && id != null) {
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projectsMap[name] = id;
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names.add(name);
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}
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}
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globalProjects.assignAll(names);
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}
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} catch (e) {
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logSafe("Error fetching projects: $e", level: LogLevel.error);
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}
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}
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}
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