Initial commit

lib/providers/user_offices_provider.dart

@@ -0,0 +1,46 @@
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'package:supabase_flutter/supabase_flutter.dart';
+
+import '../models/user_office.dart';
+import 'supabase_provider.dart';
+
+final userOfficesProvider = StreamProvider<List<UserOffice>>((ref) {
+  final client = ref.watch(supabaseClientProvider);
+  return client
+      .from('user_offices')
+      .stream(primaryKey: ['user_id', 'office_id'])
+      .order('created_at')
+      .map((rows) => rows.map(UserOffice.fromMap).toList());
+});
+
+final userOfficesControllerProvider = Provider<UserOfficesController>((ref) {
+  final client = ref.watch(supabaseClientProvider);
+  return UserOfficesController(client);
+});
+
+class UserOfficesController {
+  UserOfficesController(this._client);
+
+  final SupabaseClient _client;
+
+  Future<void> assignUserOffice({
+    required String userId,
+    required String officeId,
+  }) async {
+    await _client.from('user_offices').insert({
+      'user_id': userId,
+      'office_id': officeId,
+    });
+  }
+
+  Future<void> removeUserOffice({
+    required String userId,
+    required String officeId,
+  }) async {
+    await _client
+        .from('user_offices')
+        .delete()
+        .eq('user_id', userId)
+        .eq('office_id', officeId);
+  }
+}