Initial Commit: Duty Schedule and Attendance Logbook

2026-03-07 10:16:28 +08:00
parent 73dc735cce
commit c6f536edeb
24 changed files with 3165 additions and 282 deletions
@@ -0,0 +1,123 @@
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'package:supabase_flutter/supabase_flutter.dart';
+
+import '../models/pass_slip.dart';
+import 'profile_provider.dart';
+import 'supabase_provider.dart';
+import 'stream_recovery.dart';
+import 'realtime_controller.dart';
+
+/// All visible pass slips (own for staff, all for admin/dispatcher).
+final passSlipsProvider = StreamProvider<List<PassSlip>>((ref) {
+  final client = ref.watch(supabaseClientProvider);
+  final profileAsync = ref.watch(currentProfileProvider);
+  final profile = profileAsync.valueOrNull;
+  if (profile == null) return Stream.value(const <PassSlip>[]);
+
+  final isAdmin = profile.role == 'admin' || profile.role == 'dispatcher';
+
+  final wrapper = StreamRecoveryWrapper<PassSlip>(
+    stream: isAdmin
+        ? client
+              .from('pass_slips')
+              .stream(primaryKey: ['id'])
+              .order('requested_at', ascending: false)
+        : client
+              .from('pass_slips')
+              .stream(primaryKey: ['id'])
+              .eq('user_id', profile.id)
+              .order('requested_at', ascending: false),
+    onPollData: () async {
+      final query = client.from('pass_slips').select();
+      final data = isAdmin
+          ? await query.order('requested_at', ascending: false)
+          : await query
+                .eq('user_id', profile.id)
+                .order('requested_at', ascending: false);
+      return data.map(PassSlip.fromMap).toList();
+    },
+    fromMap: PassSlip.fromMap,
+    channelName: 'pass_slips',
+    onStatusChanged: ref.read(realtimeControllerProvider).handleChannelStatus,
+  );
+
+  ref.onDispose(wrapper.dispose);
+  return wrapper.stream.map((result) => result.data);
+});
+
+/// Currently active pass slip for the logged-in user (approved, not completed).
+final activePassSlipProvider = Provider<PassSlip?>((ref) {
+  final slips = ref.watch(passSlipsProvider).valueOrNull ?? [];
+  final userId = ref.watch(currentUserIdProvider);
+  if (userId == null) return null;
+  try {
+    return slips.firstWhere((s) => s.userId == userId && s.isActive);
+  } catch (_) {
+    return null;
+  }
+});
+
+/// Active pass slips for all users (for dashboard IT Staff Pulse).
+final activePassSlipsProvider = Provider<List<PassSlip>>((ref) {
+  final slips = ref.watch(passSlipsProvider).valueOrNull ?? [];
+  return slips.where((s) => s.isActive).toList();
+});
+
+final passSlipControllerProvider = Provider<PassSlipController>((ref) {
+  final client = ref.watch(supabaseClientProvider);
+  return PassSlipController(client);
+});
+
+class PassSlipController {
+  PassSlipController(this._client);
+
+  final SupabaseClient _client;
+
+  Future<void> requestSlip({
+    required String dutyScheduleId,
+    required String reason,
+  }) async {
+    final userId = _client.auth.currentUser?.id;
+    if (userId == null) throw Exception('Not authenticated');
+    await _client.from('pass_slips').insert({
+      'user_id': userId,
+      'duty_schedule_id': dutyScheduleId,
+      'reason': reason,
+    });
+  }
+
+  Future<void> approveSlip(String slipId) async {
+    final userId = _client.auth.currentUser?.id;
+    if (userId == null) throw Exception('Not authenticated');
+    await _client
+        .from('pass_slips')
+        .update({
+          'status': 'approved',
+          'approved_by': userId,
+          'approved_at': DateTime.now().toUtc().toIso8601String(),
+          'slip_start': DateTime.now().toUtc().toIso8601String(),
+        })
+        .eq('id', slipId);
+  }
+
+  Future<void> rejectSlip(String slipId) async {
+    await _client
+        .from('pass_slips')
+        .update({
+          'status': 'rejected',
+          'approved_by': _client.auth.currentUser?.id,
+          'approved_at': DateTime.now().toUtc().toIso8601String(),
+        })
+        .eq('id', slipId);
+  }
+
+  Future<void> completeSlip(String slipId) async {
+    await _client
+        .from('pass_slips')
+        .update({
+          'status': 'completed',
+          'slip_end': DateTime.now().toUtc().toIso8601String(),
+        })
+        .eq('id', slipId);
+  }
+}