feat: Centralized Error Handling & Crash Fixes

apps/mobile/packages/features/client/client_coverage/lib/src/data/repositories_impl/coverage_repository_impl.dart

@@ -23,43 +23,56 @@ class CoverageRepositoryImpl implements CoverageRepository {
   /// Fetches shifts for a specific date.
   @override
   Future<List<CoverageShift>> getShiftsForDate({required DateTime date}) async {
-    final String? businessId =
-        dc.ClientSessionStore.instance.session?.business?.id;
-    if (businessId == null || businessId.isEmpty) {
-      return <CoverageShift>[];
+    try {
+      final String? businessId =
+          dc.ClientSessionStore.instance.session?.business?.id;
+      if (businessId == null || businessId.isEmpty) {
+        return <CoverageShift>[];
+      }
+
+      final DateTime start = DateTime(date.year, date.month, date.day);
+      final DateTime end =
+          DateTime(date.year, date.month, date.day, 23, 59, 59, 999);
+
+      final fdc.QueryResult<
+          dc.ListShiftRolesByBusinessAndDateRangeData,
+          dc.ListShiftRolesByBusinessAndDateRangeVariables> shiftRolesResult =
+          await _dataConnect
+              .listShiftRolesByBusinessAndDateRange(
+                businessId: businessId,
+                start: _toTimestamp(start),
+                end: _toTimestamp(end),
+              )
+              .execute();
+
+      final fdc.QueryResult<
+          dc.ListStaffsApplicationsByBusinessForDayData,
+          dc.ListStaffsApplicationsByBusinessForDayVariables> applicationsResult =
+          await _dataConnect
+              .listStaffsApplicationsByBusinessForDay(
+                businessId: businessId,
+                dayStart: _toTimestamp(start),
+                dayEnd: _toTimestamp(end),
+              )
+              .execute();
+
+      return _mapCoverageShifts(
+        shiftRolesResult.data.shiftRoles,
+        applicationsResult.data.applications,
+        date,
+      );
+    } catch (e) {
+      final String error = e.toString().toLowerCase();
+      if (error.contains('network') ||
+          error.contains('connection') ||
+          error.contains('unavailable') ||
+          error.contains('offline') ||
+          error.contains('socket') || 
+          error.contains('failed host lookup')) {
+        throw NetworkException(technicalMessage: 'Coverage fetch failed: $e');
+      }
+      throw ServerException(technicalMessage: 'Coverage fetch failed: $e');
     }
-
-    final DateTime start = DateTime(date.year, date.month, date.day);
-    final DateTime end =
-        DateTime(date.year, date.month, date.day, 23, 59, 59, 999);
-
-    final fdc.QueryResult<
-        dc.ListShiftRolesByBusinessAndDateRangeData,
-        dc.ListShiftRolesByBusinessAndDateRangeVariables> shiftRolesResult =
-        await _dataConnect
-            .listShiftRolesByBusinessAndDateRange(
-              businessId: businessId,
-              start: _toTimestamp(start),
-              end: _toTimestamp(end),
-            )
-            .execute();
-
-    final fdc.QueryResult<
-        dc.ListStaffsApplicationsByBusinessForDayData,
-        dc.ListStaffsApplicationsByBusinessForDayVariables> applicationsResult =
-        await _dataConnect
-            .listStaffsApplicationsByBusinessForDay(
-              businessId: businessId,
-              dayStart: _toTimestamp(start),
-              dayEnd: _toTimestamp(end),
-            )
-            .execute();
-
-    return _mapCoverageShifts(
-      shiftRolesResult.data.shiftRoles,
-      applicationsResult.data.applications,
-      date,
-    );
   }
 
   /// Fetches coverage statistics for a specific date.
@@ -180,6 +193,7 @@ class CoverageRepositoryImpl implements CoverageRepository {
         case dc.ApplicationStatus.REJECTED:
           return CoverageWorkerStatus.rejected;
         case dc.ApplicationStatus.CONFIRMED:
+        case dc.ApplicationStatus.ACCEPTED:
           return CoverageWorkerStatus.confirmed;
         case dc.ApplicationStatus.CHECKED_IN:
           return CoverageWorkerStatus.checkedIn;

apps/mobile/packages/features/client/client_coverage/lib/src/presentation/pages/coverage_page.dart

@@ -4,6 +4,7 @@ import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:flutter_modular/flutter_modular.dart';
 import 'package:intl/intl.dart';
 import 'package:krow_core/core.dart';
+import 'package:core_localization/core_localization.dart';
 import '../blocs/coverage_bloc.dart';
 import '../blocs/coverage_event.dart';
 import '../blocs/coverage_state.dart';
@@ -57,7 +58,16 @@ class _CoveragePageState extends State<CoveragePage> {
       create: (BuildContext context) => Modular.get<CoverageBloc>()
         ..add(CoverageLoadRequested(date: DateTime.now())),
       child: Scaffold(
-        body: BlocBuilder<CoverageBloc, CoverageState>(
+        body: BlocConsumer<CoverageBloc, CoverageState>(
+          listener: (BuildContext context, CoverageState state) {
+            if (state.status == CoverageStatus.failure && state.errorMessage != null) {
+              UiSnackbar.show(
+                context,
+                message: translateErrorKey(state.errorMessage!),
+                type: UiSnackbarType.error,
+              );
+            }
+          },
           builder: (BuildContext context, CoverageState state) {
             final DateTime selectedDate = state.selectedDate ?? DateTime.now();
 
@@ -226,43 +236,45 @@ class _CoveragePageState extends State<CoveragePage> {
     required BuildContext context,
     required CoverageState state,
   }) {
-    if (state.status == CoverageStatus.loading) {
-      return const Center(
-        child: CircularProgressIndicator(),
-      );
-    }
+    if (state.shifts.isEmpty) {
+      if (state.status == CoverageStatus.loading) {
+        return const Center(
+          child: CircularProgressIndicator(),
+        );
+      }
 
-    if (state.status == CoverageStatus.failure) {
-      return Center(
-        child: Padding(
-          padding: const EdgeInsets.all(UiConstants.space6),
-          child: Column(
-            mainAxisAlignment: MainAxisAlignment.center,
-            children: <Widget>[
-              const Icon(
-                UiIcons.warning,
-                size: UiConstants.space12,
-                color: UiColors.destructive,
-              ),
-              const SizedBox(height: UiConstants.space4),
-              Text(
-                'Failed to load coverage data',
-                style: UiTypography.title2m.copyWith(
-                  color: UiColors.textPrimary,
+      if (state.status == CoverageStatus.failure) {
+        return Center(
+          child: Padding(
+            padding: const EdgeInsets.all(UiConstants.space6),
+            child: Column(
+              mainAxisAlignment: MainAxisAlignment.center,
+              children: <Widget>[
+                const Icon(
+                  UiIcons.error,
+                  size: 48,
+                  color: UiColors.error,
                 ),
-              ),
-              const SizedBox(height: UiConstants.space2),
-              Text(
-                state.errorMessage ?? 'An unknown error occurred',
-                style: UiTypography.body2r.copyWith(
-                  color: UiColors.mutedForeground,
+                const SizedBox(height: UiConstants.space4),
+                Text(
+                  state.errorMessage != null
+                      ? translateErrorKey(state.errorMessage!)
+                      : 'An error occurred',
+                  style: UiTypography.body1m.textError,
+                  textAlign: TextAlign.center,
                 ),
-                textAlign: TextAlign.center,
-              ),
-            ],
+                const SizedBox(height: UiConstants.space4),
+                UiButton.secondary(
+                  text: 'Retry',
+                  onPressed: () => BlocProvider.of<CoverageBloc>(context).add(
+                        const CoverageRefreshRequested(),
+                      ),
+                ),
+              ],
+            ),
           ),
-        ),
-      );
+        );
+      }
     }
 
     return Padding(