101 lines
3.1 KiB
Dart
101 lines
3.1 KiB
Dart
import 'dart:convert';
|
|
import 'dart:io';
|
|
import 'package:flutter/foundation.dart';
|
|
import 'package:http/http.dart' as http;
|
|
import 'package:inventory_system/services/api_service.dart';
|
|
|
|
class ManufacturerService {
|
|
Future<List<dynamic>> fetchManufacturers() async {
|
|
final uri = Uri.parse('${ApiService.baseUrl}/InvMainAPI/ManufacturerList');
|
|
debugPrint("Fetching manufacturers from: $uri");
|
|
|
|
try {
|
|
final response = await http.post(uri);
|
|
|
|
if (response.statusCode == 200) {
|
|
if (response.body.isNotEmpty) {
|
|
return jsonDecode(response.body);
|
|
} else {
|
|
return [];
|
|
}
|
|
} else {
|
|
throw Exception(
|
|
'Failed to load manufacturers. Status code: ${response.statusCode}');
|
|
}
|
|
} on SocketException {
|
|
throw Exception('No Internet connection. Please check your network.');
|
|
} catch (e) {
|
|
debugPrint('Error fetching manufacturers: $e');
|
|
rethrow;
|
|
}
|
|
}
|
|
|
|
|
|
Future<void> addManufacturer(String manufacturerName) async {
|
|
final uri = Uri.parse('${ApiService.baseUrl}/InvMainAPI/AddManufacturer');
|
|
debugPrint("Adding manufacturer to: $uri");
|
|
|
|
try {
|
|
final response = await http.post(
|
|
uri,
|
|
headers: {'Content-Type': 'application/json; charset=UTF-8'},
|
|
body: jsonEncode({'ManufacturerName': manufacturerName}),
|
|
);
|
|
|
|
if (response.statusCode != 200) {
|
|
throw Exception(
|
|
'Failed to add manufacturer. Status code: ${response.statusCode}');
|
|
}
|
|
} on SocketException {
|
|
throw Exception('No Internet connection. Please check your network.');
|
|
} catch (e) {
|
|
debugPrint('Error adding manufacturer: $e');
|
|
rethrow;
|
|
}
|
|
}
|
|
|
|
Future<void> updateManufacturer(int id, String manufacturerName) async {
|
|
final uri = Uri.parse('${ApiService.baseUrl}/InvMainAPI/EditManufacturer');
|
|
debugPrint("Updating manufacturer at: $uri");
|
|
|
|
try {
|
|
final response = await http.post(
|
|
uri,
|
|
headers: {'Content-Type': 'application/json; charset=UTF-8'},
|
|
body: jsonEncode({
|
|
'ManufacturerId': id,
|
|
'ManufacturerName': manufacturerName,
|
|
}),
|
|
);
|
|
|
|
if (response.statusCode != 200) {
|
|
throw Exception(
|
|
'Failed to update manufacturer. Status code: ${response.statusCode}');
|
|
}
|
|
} on SocketException {
|
|
throw Exception('No Internet connection. Please check your network.');
|
|
} catch (e) {
|
|
debugPrint('Error updating manufacturer: $e');
|
|
rethrow;
|
|
}
|
|
}
|
|
|
|
Future<void> deleteManufacturer(int id) async {
|
|
final uri = Uri.parse('${ApiService.baseUrl}/InvMainAPI/DeleteManufacturer/$id');
|
|
debugPrint("Deleting manufacturer at: $uri");
|
|
|
|
try {
|
|
final response = await http.delete(uri);
|
|
|
|
if (response.statusCode != 200) {
|
|
throw Exception(
|
|
'Failed to delete manufacturer. Status code: ${response.statusCode}');
|
|
}
|
|
} on SocketException {
|
|
throw Exception('No Internet connection. Please check your network.');
|
|
} catch (e) {
|
|
debugPrint('Error deleting manufacturer: $e');
|
|
rethrow;
|
|
}
|
|
}
|
|
} |