Files
tasq/lib/providers/it_service_request_provider.dart
T
2026-04-27 06:20:39 +08:00

1067 lines
35 KiB
Dart

import 'dart:async';
import 'dart:io';
import 'package:flutter/foundation.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:supabase_flutter/supabase_flutter.dart';
import 'package:flutter/material.dart';
import 'package:uuid/uuid.dart';
import '../brick/cache_helpers.dart';
import '../models/it_service_request.dart';
import '../models/it_service_request_assignment.dart';
import '../models/it_service_request_activity_log.dart';
import '../models/it_service_request_action.dart';
import '../utils/app_time.dart';
import '../utils/snackbar.dart' show isOfflineSaveError;
import 'connectivity_provider.dart';
import 'profile_provider.dart';
import 'supabase_provider.dart';
import 'user_offices_provider.dart';
import 'stream_recovery.dart';
import 'realtime_controller.dart';
// ---------------------------------------------------------------------------
// Query parameters
// ---------------------------------------------------------------------------
class ItServiceRequestQuery {
const ItServiceRequestQuery({
this.offset = 0,
this.limit = 50,
this.searchQuery = '',
this.officeId,
this.status,
this.dateRange,
});
final int offset;
final int limit;
final String searchQuery;
final String? officeId;
final String? status;
final DateTimeRange? dateRange;
ItServiceRequestQuery copyWith({
int? offset,
int? limit,
String? searchQuery,
String? officeId,
String? status,
DateTimeRange? dateRange,
}) {
return ItServiceRequestQuery(
offset: offset ?? this.offset,
limit: limit ?? this.limit,
searchQuery: searchQuery ?? this.searchQuery,
officeId: officeId ?? this.officeId,
status: status ?? this.status,
dateRange: dateRange ?? this.dateRange,
);
}
}
final itServiceRequestQueryProvider = StateProvider<ItServiceRequestQuery>(
(ref) => const ItServiceRequestQuery(),
);
// ---------------------------------------------------------------------------
// Offline-pending state
// ---------------------------------------------------------------------------
/// IT Service Requests created offline (typed model — merged into live stream).
final offlinePendingItServiceRequestsProvider =
StateProvider<List<ItServiceRequest>>((ref) => const []);
/// Raw RPC params for offline-created requests — used for reconnect replay.
final offlinePendingItServiceRequestRawProvider =
StateProvider<List<Map<String, dynamic>>>((ref) => const []);
/// Field-level updates to existing requests made offline, keyed by request id.
final offlinePendingItServiceRequestUpdatesProvider =
StateProvider<Map<String, Map<String, dynamic>>>((ref) => const {});
/// Pending action-taken entries submitted offline.
/// Each entry: {id, request_id, user_id, action_taken}
final offlinePendingIsrActionsProvider =
StateProvider<List<Map<String, dynamic>>>((ref) => const []);
// ---------------------------------------------------------------------------
// Stream providers
// ---------------------------------------------------------------------------
final itServiceRequestsProvider = StreamProvider<List<ItServiceRequest>>((ref) {
final userId = ref.watch(currentUserIdProvider);
if (userId == null) return const Stream.empty();
final client = ref.watch(supabaseClientProvider);
final profile = ref.watch(currentProfileProvider).valueOrNull;
final userOfficesAsync = ref.watch(userOfficesProvider);
final pendingNew = ref.watch(offlinePendingItServiceRequestsProvider);
final pendingUpdates =
ref.watch(offlinePendingItServiceRequestUpdatesProvider);
List<ItServiceRequest> applyPending(List<ItServiceRequest> rows) {
final byId = {for (final r in rows) r.id: r};
pendingUpdates.forEach((id, fields) {
final existing = byId[id];
if (existing == null) return;
byId[id] = _applyUpdateFields(existing, fields);
});
for (final p in pendingNew) {
byId.putIfAbsent(p.id, () => p);
}
return byId.values.toList()
..sort((a, b) => b.createdAt.compareTo(a.createdAt));
}
final wrapper = StreamRecoveryWrapper<ItServiceRequest>(
stream: client
.from('it_service_requests')
.stream(primaryKey: ['id'])
.order('created_at', ascending: false),
onPollData: () async {
final data = await client
.from('it_service_requests')
.select()
.order('created_at', ascending: false)
.range(0, 199);
return data.map(ItServiceRequest.fromMap).toList();
},
fromMap: ItServiceRequest.fromMap,
channelName: 'it_service_requests',
onStatusChanged: ref.read(realtimeControllerProvider).handleChannelStatus,
onOfflineData: () async {
final all = await cachedListFromBrick<ItServiceRequest>();
all.sort((a, b) => b.createdAt.compareTo(a.createdAt));
return applyPending(all);
},
onCacheMirror: (rows) =>
mirrorBatchToBrick<ItServiceRequest>(rows, tag: 'it_service_requests'),
);
ref.onDispose(wrapper.dispose);
// Reconnect-replay: POST queued items directly, bypassing Brick's queue.
ref.listen<bool>(isOnlineProvider, (wasOnline, isNowOnline) async {
if (wasOnline == true || !isNowOnline) return;
// 1. Replay offline-created requests (via RPC)
final pendingRaw = List<Map<String, dynamic>>.from(
ref.read(offlinePendingItServiceRequestRawProvider),
);
if (pendingRaw.isNotEmpty) {
debugPrint(
'[itServiceRequestsProvider] reconnected — syncing ${pendingRaw.length} request(s)',
);
final syncedIds = <String>[];
for (final params in pendingRaw) {
final id = params['p_id'] as String;
try {
await client.rpc(
'insert_it_service_request_with_number',
params: params,
);
syncedIds.add(id);
} catch (e) {
final msg = e.toString();
if (msg.contains('23505') || msg.contains('duplicate key')) {
syncedIds.add(id);
} else {
debugPrint(
'[itServiceRequestsProvider] failed to sync id=$id: $e',
);
}
}
}
if (syncedIds.isNotEmpty) {
final remainingRaw = ref
.read(offlinePendingItServiceRequestRawProvider)
.where((p) => !syncedIds.contains(p['p_id'] as String))
.toList();
ref.read(offlinePendingItServiceRequestRawProvider.notifier).state =
List.unmodifiable(remainingRaw);
final remainingModels = ref
.read(offlinePendingItServiceRequestsProvider)
.where((r) => !syncedIds.contains(r.id))
.toList();
ref.read(offlinePendingItServiceRequestsProvider.notifier).state =
List.unmodifiable(remainingModels);
}
}
// 2. Replay offline field/status updates
final pendingUpdatesMap = Map<String, Map<String, dynamic>>.from(
ref.read(offlinePendingItServiceRequestUpdatesProvider),
);
if (pendingUpdatesMap.isNotEmpty) {
debugPrint(
'[itServiceRequestsProvider] reconnected — syncing ${pendingUpdatesMap.length} update(s)',
);
final syncedIds = <String>[];
for (final entry in pendingUpdatesMap.entries) {
try {
await client
.from('it_service_requests')
.update(entry.value)
.eq('id', entry.key);
syncedIds.add(entry.key);
} catch (e) {
debugPrint(
'[itServiceRequestsProvider] failed to sync update id=${entry.key}: $e',
);
}
}
if (syncedIds.isNotEmpty) {
final remaining = Map<String, Map<String, dynamic>>.from(
ref.read(offlinePendingItServiceRequestUpdatesProvider),
);
for (final id in syncedIds) {
remaining.remove(id);
}
ref.read(offlinePendingItServiceRequestUpdatesProvider.notifier).state =
remaining;
}
}
// 3. Replay pending action-taken entries
final pendingActions = List<Map<String, dynamic>>.from(
ref.read(offlinePendingIsrActionsProvider),
);
if (pendingActions.isNotEmpty) {
debugPrint(
'[itServiceRequestsProvider] reconnected — syncing ${pendingActions.length} action(s)',
);
final syncedIds = <String>[];
for (final action in pendingActions) {
final id = action['id'] as String;
try {
await client
.from('it_service_request_actions')
.upsert(action, onConflict: 'request_id,user_id');
syncedIds.add(id);
} catch (e) {
final msg = e.toString();
if (msg.contains('23505') || msg.contains('duplicate key')) {
syncedIds.add(id);
} else {
debugPrint(
'[itServiceRequestsProvider] failed to sync action id=$id: $e',
);
}
}
}
if (syncedIds.isNotEmpty) {
final remaining = ref
.read(offlinePendingIsrActionsProvider)
.where((a) => !syncedIds.contains(a['id'] as String))
.toList();
ref.read(offlinePendingIsrActionsProvider.notifier).state =
List.unmodifiable(remaining);
}
}
});
return wrapper.stream.map((result) {
var items = applyPending(result.data);
if (profile != null && profile.role == 'standard') {
final officeIds = (userOfficesAsync.valueOrNull ?? [])
.where((a) => a.userId == userId)
.map((a) => a.officeId)
.toSet();
items = items
.where(
(r) =>
r.creatorId == userId ||
(r.officeId != null && officeIds.contains(r.officeId)),
)
.toList();
}
return items;
});
});
final itServiceRequestByIdProvider = Provider.family<ItServiceRequest?, String>(
(ref, id) {
final requests = ref.watch(itServiceRequestsProvider).valueOrNull;
if (requests == null) return null;
try {
return requests.firstWhere((r) => r.id == id);
} catch (_) {
return null;
}
},
);
final itServiceRequestAssignmentsProvider =
StreamProvider<List<ItServiceRequestAssignment>>((ref) {
final userId = ref.watch(currentUserIdProvider);
if (userId == null) return const Stream.empty();
final client = ref.watch(supabaseClientProvider);
final wrapper = StreamRecoveryWrapper<ItServiceRequestAssignment>(
stream: client
.from('it_service_request_assignments')
.stream(primaryKey: ['id'])
.order('created_at', ascending: false),
onPollData: () async {
final data = await client
.from('it_service_request_assignments')
.select()
.order('created_at', ascending: false);
return data.map(ItServiceRequestAssignment.fromMap).toList();
},
fromMap: ItServiceRequestAssignment.fromMap,
channelName: 'it_service_request_assignments',
onStatusChanged: ref
.read(realtimeControllerProvider)
.handleChannelStatus,
onOfflineData: () async {
final all = await cachedListFromBrick<ItServiceRequestAssignment>();
all.sort((a, b) => b.createdAt.compareTo(a.createdAt));
return all;
},
onCacheMirror: (rows) => mirrorBatchToBrick<ItServiceRequestAssignment>(
rows,
tag: 'isr_assignments',
),
);
ref.onDispose(wrapper.dispose);
return wrapper.stream.map((result) => result.data);
});
final itServiceRequestActivityLogsProvider =
StreamProvider.family<List<ItServiceRequestActivityLog>, String>((
ref,
requestId,
) {
final client = ref.watch(supabaseClientProvider);
final wrapper = StreamRecoveryWrapper<ItServiceRequestActivityLog>(
stream: client
.from('it_service_request_activity_logs')
.stream(primaryKey: ['id'])
.eq('request_id', requestId)
.order('created_at', ascending: false),
onPollData: () async {
final data = await client
.from('it_service_request_activity_logs')
.select()
.eq('request_id', requestId)
.order('created_at', ascending: false);
return data.map(ItServiceRequestActivityLog.fromMap).toList();
},
fromMap: ItServiceRequestActivityLog.fromMap,
channelName: 'isr_activity_logs_$requestId',
onStatusChanged: ref
.read(realtimeControllerProvider)
.handleChannelStatus,
onOfflineData: () async {
final all = await cachedListFromBrick<ItServiceRequestActivityLog>();
final filtered = all
.where((l) => l.requestId == requestId)
.toList()
..sort((a, b) => b.createdAt.compareTo(a.createdAt));
return filtered;
},
onCacheMirror: (rows) =>
mirrorBatchToBrick<ItServiceRequestActivityLog>(
rows,
tag: 'isr_activity_logs',
),
);
ref.onDispose(wrapper.dispose);
return wrapper.stream.map((result) => result.data);
});
final itServiceRequestActionsProvider =
StreamProvider.family<List<ItServiceRequestAction>, String>((
ref,
requestId,
) {
final client = ref.watch(supabaseClientProvider);
final wrapper = StreamRecoveryWrapper<ItServiceRequestAction>(
stream: client
.from('it_service_request_actions')
.stream(primaryKey: ['id'])
.eq('request_id', requestId)
.order('created_at', ascending: false),
onPollData: () async {
final data = await client
.from('it_service_request_actions')
.select()
.eq('request_id', requestId)
.order('created_at', ascending: false);
return data.map(ItServiceRequestAction.fromMap).toList();
},
fromMap: ItServiceRequestAction.fromMap,
channelName: 'isr_actions_$requestId',
onStatusChanged: ref
.read(realtimeControllerProvider)
.handleChannelStatus,
onOfflineData: () async {
final all = await cachedListFromBrick<ItServiceRequestAction>();
final filtered = all
.where((a) => a.requestId == requestId)
.toList()
..sort((a, b) => b.createdAt.compareTo(a.createdAt));
return filtered;
},
onCacheMirror: (rows) => mirrorBatchToBrick<ItServiceRequestAction>(
rows,
tag: 'isr_actions',
),
);
ref.onDispose(wrapper.dispose);
return wrapper.stream.map((result) => result.data);
});
// ---------------------------------------------------------------------------
// Controller
// ---------------------------------------------------------------------------
final itServiceRequestControllerProvider = Provider<ItServiceRequestController>(
(ref) {
final client = ref.watch(supabaseClientProvider);
return ItServiceRequestController(client, ref);
},
);
class ItServiceRequestController {
ItServiceRequestController(this._client, [this._ref]);
final SupabaseClient _client;
final Ref? _ref;
/// Creates a new IT Service Request with auto-generated number.
///
/// Returns `{'id': ..., 'request_number': ...}` on success. If offline,
/// queues locally and returns `{'id': localId, 'request_number': null, 'pending': true}`.
Future<Map<String, dynamic>> createRequest({
required String eventName,
required List<String> services,
String? servicesOther,
String? officeId,
String? requestedBy,
String? requestedByUserId,
String status = 'draft',
}) async {
final userId = _client.auth.currentUser?.id;
if (userId == null) throw Exception('Not authenticated');
final offlineId = const Uuid().v4();
final rpcParams = {
'p_id': offlineId,
'p_event_name': eventName,
'p_services': services,
'p_creator_id': userId,
'p_office_id': officeId,
'p_requested_by': requestedBy,
'p_requested_by_user_id': requestedByUserId,
'p_status': status,
};
try {
final result = await _client.rpc(
'insert_it_service_request_with_number',
params: rpcParams,
);
final row = result is List
? (result.first as Map<String, dynamic>)
: result;
final requestId = row['id'] as String;
if (servicesOther != null && servicesOther.isNotEmpty) {
await _client
.from('it_service_requests')
.update({'services_other': servicesOther})
.eq('id', requestId);
}
await _client.from('it_service_request_activity_logs').insert({
'request_id': requestId,
'actor_id': userId,
'action_type': 'created',
});
return {'id': requestId, 'request_number': row['request_number']};
} catch (e) {
if (!isOfflineSaveError(e)) {
debugPrint('createRequest error: $e');
rethrow;
}
final now = DateTime.now().toUtc();
final local = ItServiceRequest(
id: offlineId,
services: services,
eventName: eventName,
status: status,
outsidePremiseAllowed: false,
createdAt: now,
updatedAt: now,
creatorId: userId,
officeId: officeId,
requestedBy: requestedBy,
requestedByUserId: requestedByUserId,
servicesOther: servicesOther,
);
_queuePendingRequest(local, rpcParams);
debugPrint(
'[ItServiceRequestController] createRequest queued offline: $offlineId',
);
return {'id': offlineId, 'request_number': null, 'pending': true};
}
}
/// Updates IT Service Request fields. Offline: queues the field patch.
Future<void> updateRequest({
required String requestId,
String? eventName,
List<String>? services,
String? servicesOther,
String? eventDetails,
DateTime? eventDate,
DateTime? eventEndDate,
DateTime? dryRunDate,
DateTime? dryRunEndDate,
String? contactPerson,
String? contactNumber,
String? remarks,
String? officeId,
String? requestedBy,
String? requestedByUserId,
String? approvedBy,
String? approvedByUserId,
bool? outsidePremiseAllowed,
DateTime? dateTimeReceived,
DateTime? dateTimeChecked,
}) async {
final updates = <String, dynamic>{};
if (eventName != null) updates['event_name'] = eventName;
if (services != null) updates['services'] = services;
if (servicesOther != null) updates['services_other'] = servicesOther;
if (eventDetails != null) updates['event_details'] = eventDetails;
if (eventDate != null) updates['event_date'] = eventDate.toIso8601String();
if (eventEndDate != null) {
updates['event_end_date'] = eventEndDate.toIso8601String();
}
if (dryRunDate != null) {
updates['dry_run_date'] = dryRunDate.toIso8601String();
}
if (dryRunEndDate != null) {
updates['dry_run_end_date'] = dryRunEndDate.toIso8601String();
}
if (contactPerson != null) updates['contact_person'] = contactPerson;
if (contactNumber != null) updates['contact_number'] = contactNumber;
if (remarks != null) updates['remarks'] = remarks;
if (officeId != null) updates['office_id'] = officeId;
if (requestedBy != null) updates['requested_by'] = requestedBy;
if (requestedByUserId != null) {
updates['requested_by_user_id'] = requestedByUserId;
}
if (approvedBy != null) updates['approved_by'] = approvedBy;
if (approvedByUserId != null) {
updates['approved_by_user_id'] = approvedByUserId;
}
if (outsidePremiseAllowed != null) {
updates['outside_premise_allowed'] = outsidePremiseAllowed;
}
if (dateTimeReceived != null) {
updates['date_time_received'] = dateTimeReceived.toIso8601String();
}
if (dateTimeChecked != null) {
updates['date_time_checked'] = dateTimeChecked.toIso8601String();
}
if (updates.isEmpty) return;
try {
await _client
.from('it_service_requests')
.update(updates)
.eq('id', requestId);
final userId = _client.auth.currentUser?.id;
await _client.from('it_service_request_activity_logs').insert({
'request_id': requestId,
'actor_id': userId,
'action_type': 'updated',
'meta': {'fields': updates.keys.toList()},
});
} catch (e) {
if (!isOfflineSaveError(e)) rethrow;
_queueRequestUpdate(requestId, updates);
}
}
/// Update only the status of an IT Service Request. Offline: queues.
Future<void> updateStatus({
required String requestId,
required String status,
String? cancellationReason,
}) async {
final userId = _client.auth.currentUser?.id;
final updates = <String, dynamic>{'status': status};
if (status == 'scheduled') {
updates['approved_at'] = DateTime.now().toUtc().toIso8601String();
updates['approved_by_user_id'] = userId;
}
if (status == 'completed') {
updates['completed_at'] = DateTime.now().toUtc().toIso8601String();
}
if (status == 'cancelled') {
updates['cancelled_at'] = DateTime.now().toUtc().toIso8601String();
if (cancellationReason != null) {
updates['cancellation_reason'] = cancellationReason;
}
}
try {
await _client
.from('it_service_requests')
.update(updates)
.eq('id', requestId);
await _client.from('it_service_request_activity_logs').insert({
'request_id': requestId,
'actor_id': userId,
'action_type': 'status_changed',
'meta': {'status': status},
});
} catch (e) {
if (!isOfflineSaveError(e)) rethrow;
_queueRequestUpdate(requestId, updates);
}
}
/// Approve a request (admin only). Offline: queues the status patch.
Future<void> approveRequest({
required String requestId,
required String approverName,
}) async {
final userId = _client.auth.currentUser?.id;
final updates = <String, dynamic>{
'status': 'scheduled',
'approved_by': approverName,
'approved_by_user_id': userId,
'approved_at': DateTime.now().toUtc().toIso8601String(),
};
try {
await _client
.from('it_service_requests')
.update(updates)
.eq('id', requestId);
await _client.from('it_service_request_activity_logs').insert({
'request_id': requestId,
'actor_id': userId,
'action_type': 'approved',
});
} catch (e) {
if (!isOfflineSaveError(e)) rethrow;
_queueRequestUpdate(requestId, updates);
}
}
// -----------------------------------------------------------------------
// Assignment management (online-only — admin/dispatcher function)
// -----------------------------------------------------------------------
Future<void> assignStaff({
required String requestId,
required List<String> userIds,
}) async {
final actorId = _client.auth.currentUser?.id;
final rows = userIds
.map((uid) => {'request_id': requestId, 'user_id': uid})
.toList();
await _client
.from('it_service_request_assignments')
.upsert(rows, onConflict: 'request_id,user_id');
await _client.from('it_service_request_activity_logs').insert({
'request_id': requestId,
'actor_id': actorId,
'action_type': 'assigned',
'meta': {'user_ids': userIds},
});
}
Future<void> unassignStaff({
required String requestId,
required String userId,
}) async {
final actorId = _client.auth.currentUser?.id;
await _client
.from('it_service_request_assignments')
.delete()
.eq('request_id', requestId)
.eq('user_id', userId);
await _client.from('it_service_request_activity_logs').insert({
'request_id': requestId,
'actor_id': actorId,
'action_type': 'unassigned',
'meta': {'user_id': userId},
});
}
// -----------------------------------------------------------------------
// Action Taken — offline-safe
// -----------------------------------------------------------------------
Future<String> createOrUpdateAction({
required String requestId,
required String actionTaken,
}) async {
final userId = _client.auth.currentUser?.id;
if (userId == null) throw Exception('Not authenticated');
final actionId = const Uuid().v4();
try {
final existing = await _client
.from('it_service_request_actions')
.select('id')
.eq('request_id', requestId)
.eq('user_id', userId)
.maybeSingle();
if (existing != null) {
await _client
.from('it_service_request_actions')
.update({'action_taken': actionTaken})
.eq('id', existing['id']);
return existing['id'] as String;
} else {
final result = await _client
.from('it_service_request_actions')
.insert({
'id': actionId,
'request_id': requestId,
'user_id': userId,
'action_taken': actionTaken,
})
.select('id')
.single();
return result['id'] as String;
}
} catch (e) {
if (!isOfflineSaveError(e)) rethrow;
_queuePendingAction({
'id': actionId,
'request_id': requestId,
'user_id': userId,
'action_taken': actionTaken,
});
return actionId;
}
}
// -----------------------------------------------------------------------
// Evidence Attachments
// -----------------------------------------------------------------------
Future<String> uploadEvidence({
required String requestId,
required String actionId,
required String fileName,
required Uint8List bytes,
DateTime? takenAt,
}) async {
final userId = _client.auth.currentUser?.id;
if (userId == null) throw Exception('Not authenticated');
final path = '$requestId/evidence/$fileName';
if (kIsWeb) {
await _client.storage
.from('it_service_attachments')
.uploadBinary(
path,
bytes,
fileOptions: const FileOptions(upsert: true),
);
} else {
final tmpDir = Directory.systemTemp;
final tmpFile = File('${tmpDir.path}/$fileName');
await tmpFile.writeAsBytes(bytes);
await _client.storage
.from('it_service_attachments')
.upload(path, tmpFile, fileOptions: const FileOptions(upsert: true));
try {
await tmpFile.delete();
} catch (_) {}
}
await _client.from('it_service_request_evidence').insert({
'request_id': requestId,
'action_id': actionId,
'user_id': userId,
'file_path': path,
'file_name': fileName,
'taken_at': takenAt?.toIso8601String(),
});
return _client.storage.from('it_service_attachments').getPublicUrl(path);
}
Future<void> deleteEvidence({required String evidenceId}) async {
final row = await _client
.from('it_service_request_evidence')
.select('file_path')
.eq('id', evidenceId)
.single();
final path = row['file_path'] as String;
await _client.storage.from('it_service_attachments').remove([path]);
await _client
.from('it_service_request_evidence')
.delete()
.eq('id', evidenceId);
}
// -----------------------------------------------------------------------
// File Attachments (event files, max 25MB)
// -----------------------------------------------------------------------
Future<String> uploadAttachment({
required String requestId,
required String fileName,
required Uint8List bytes,
}) async {
if (bytes.length > 25 * 1024 * 1024) {
throw Exception('File size exceeds 25MB limit');
}
final path = '$requestId/attachments/$fileName';
if (kIsWeb) {
await _client.storage
.from('it_service_attachments')
.uploadBinary(
path,
bytes,
fileOptions: const FileOptions(upsert: true),
);
} else {
final tmpDir = Directory.systemTemp;
final tmpFile = File('${tmpDir.path}/$fileName');
await tmpFile.writeAsBytes(bytes);
await _client.storage
.from('it_service_attachments')
.upload(path, tmpFile, fileOptions: const FileOptions(upsert: true));
try {
await tmpFile.delete();
} catch (_) {}
}
return _client.storage.from('it_service_attachments').getPublicUrl(path);
}
Future<List<Map<String, dynamic>>> listAttachments(String requestId) async {
try {
final files = await _client.storage
.from('it_service_attachments')
.list(path: '$requestId/attachments');
return files
.map(
(f) => {
'name': f.name,
'url': _client.storage
.from('it_service_attachments')
.getPublicUrl('$requestId/attachments/${f.name}'),
},
)
.toList();
} catch (_) {
return [];
}
}
Future<void> deleteAttachment({
required String requestId,
required String fileName,
}) async {
final path = '$requestId/attachments/$fileName';
await _client.storage.from('it_service_attachments').remove([path]);
}
Future<List<Map<String, dynamic>>> listEvidence(String requestId) async {
final rows = await _client
.from('it_service_request_evidence')
.select()
.eq('request_id', requestId)
.order('created_at', ascending: false);
return rows
.map(
(r) => {
'id': r['id'],
'file_name': r['file_name'],
'file_path': r['file_path'],
'taken_at': r['taken_at'],
'url': _client.storage
.from('it_service_attachments')
.getPublicUrl(r['file_path'] as String),
},
)
.toList();
}
// -----------------------------------------------------------------------
// Queue helpers
// -----------------------------------------------------------------------
void _queuePendingRequest(
ItServiceRequest model,
Map<String, dynamic> rpcParams,
) {
final ref = _ref;
if (ref == null) return;
final currentModels = List<ItServiceRequest>.from(
ref.read(offlinePendingItServiceRequestsProvider),
);
currentModels.add(model);
ref.read(offlinePendingItServiceRequestsProvider.notifier).state =
List.unmodifiable(currentModels);
final currentRaw = List<Map<String, dynamic>>.from(
ref.read(offlinePendingItServiceRequestRawProvider),
);
currentRaw.add(rpcParams);
ref.read(offlinePendingItServiceRequestRawProvider.notifier).state =
List.unmodifiable(currentRaw);
mirrorBatchToBrick<ItServiceRequest>([model], tag: 'offline_isr');
}
void _queueRequestUpdate(String requestId, Map<String, dynamic> fields) {
final ref = _ref;
if (ref == null) return;
final current = Map<String, Map<String, dynamic>>.from(
ref.read(offlinePendingItServiceRequestUpdatesProvider),
);
current[requestId] = {...?current[requestId], ...fields};
ref.read(offlinePendingItServiceRequestUpdatesProvider.notifier).state =
current;
}
void _queuePendingAction(Map<String, dynamic> action) {
final ref = _ref;
if (ref == null) return;
final current = List<Map<String, dynamic>>.from(
ref.read(offlinePendingIsrActionsProvider),
);
// Replace existing entry for the same request+user if present
final existing = current.indexWhere(
(a) =>
a['request_id'] == action['request_id'] &&
a['user_id'] == action['user_id'],
);
if (existing >= 0) {
current[existing] = action;
} else {
current.add(action);
}
ref.read(offlinePendingIsrActionsProvider.notifier).state =
List.unmodifiable(current);
}
}
// ---------------------------------------------------------------------------
// Field-patch helper (avoids copyWith pattern on a model with 25+ fields)
// ---------------------------------------------------------------------------
ItServiceRequest _applyUpdateFields(
ItServiceRequest r,
Map<String, dynamic> f,
) {
DateTime? parseOpt(String key) {
if (!f.containsKey(key)) return null;
final v = f[key];
return v == null ? null : AppTime.parse(v as String);
}
return ItServiceRequest(
id: r.id,
requestNumber: r.requestNumber,
services: f.containsKey('services')
? (f['services'] as List<dynamic>).cast<String>()
: r.services,
servicesOther: f.containsKey('services_other')
? f['services_other'] as String?
: r.servicesOther,
eventName: (f['event_name'] as String?) ?? r.eventName,
eventDetails: f.containsKey('event_details')
? f['event_details'] as String?
: r.eventDetails,
eventDate:
f.containsKey('event_date') ? parseOpt('event_date') : r.eventDate,
eventEndDate: f.containsKey('event_end_date')
? parseOpt('event_end_date')
: r.eventEndDate,
dryRunDate: f.containsKey('dry_run_date')
? parseOpt('dry_run_date')
: r.dryRunDate,
dryRunEndDate: f.containsKey('dry_run_end_date')
? parseOpt('dry_run_end_date')
: r.dryRunEndDate,
contactPerson: f.containsKey('contact_person')
? f['contact_person'] as String?
: r.contactPerson,
contactNumber: f.containsKey('contact_number')
? f['contact_number'] as String?
: r.contactNumber,
remarks:
f.containsKey('remarks') ? f['remarks'] as String? : r.remarks,
officeId:
f.containsKey('office_id') ? f['office_id'] as String? : r.officeId,
requestedBy: f.containsKey('requested_by')
? f['requested_by'] as String?
: r.requestedBy,
requestedByUserId: f.containsKey('requested_by_user_id')
? f['requested_by_user_id'] as String?
: r.requestedByUserId,
approvedBy: f.containsKey('approved_by')
? f['approved_by'] as String?
: r.approvedBy,
approvedByUserId: f.containsKey('approved_by_user_id')
? f['approved_by_user_id'] as String?
: r.approvedByUserId,
approvedAt: f.containsKey('approved_at')
? parseOpt('approved_at')
: r.approvedAt,
status: (f['status'] as String?) ?? r.status,
outsidePremiseAllowed:
(f['outside_premise_allowed'] as bool?) ?? r.outsidePremiseAllowed,
cancellationReason: f.containsKey('cancellation_reason')
? f['cancellation_reason'] as String?
: r.cancellationReason,
cancelledAt: f.containsKey('cancelled_at')
? parseOpt('cancelled_at')
: r.cancelledAt,
creatorId: r.creatorId,
createdAt: r.createdAt,
updatedAt: r.updatedAt,
completedAt: f.containsKey('completed_at')
? parseOpt('completed_at')
: r.completedAt,
dateTimeReceived: f.containsKey('date_time_received')
? parseOpt('date_time_received')
: r.dateTimeReceived,
dateTimeChecked: f.containsKey('date_time_checked')
? parseOpt('date_time_checked')
: r.dateTimeChecked,
);
}