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| 1 | +import 'package:flutter/material.dart'; |
| 2 | +import 'package:flutter_bloc/flutter_bloc.dart'; |
| 3 | +import 'package:go_router/go_router.dart'; |
| 4 | +import 'package:ht_dashboard/content_management/bloc/content_management_bloc.dart'; |
| 5 | +import 'package:ht_dashboard/content_management/bloc/create_source/create_source_bloc.dart'; |
| 6 | +import 'package:ht_dashboard/content_management/bloc/edit_source/edit_source_bloc.dart'; |
| 7 | +import 'package:ht_dashboard/l10n/l10n.dart'; |
| 8 | +import 'package:ht_dashboard/shared/shared.dart'; |
| 9 | +import 'package:ht_data_repository/ht_data_repository.dart'; |
| 10 | +import 'package:ht_shared/ht_shared.dart'; |
| 11 | + |
| 12 | +/// {@template create_source_page} |
| 13 | +/// A page for creating a new source. |
| 14 | +/// It uses a [BlocProvider] to create and provide a [CreateSourceBloc]. |
| 15 | +/// {@endtemplate} |
| 16 | +class CreateSourcePage extends StatelessWidget { |
| 17 | + /// {@macro create_source_page} |
| 18 | + const CreateSourcePage({super.key}); |
| 19 | + |
| 20 | + @override |
| 21 | + Widget build(BuildContext context) { |
| 22 | + return BlocProvider( |
| 23 | + create: (context) => CreateSourceBloc( |
| 24 | + sourcesRepository: context.read<HtDataRepository<Source>>(), |
| 25 | + countriesRepository: context.read<HtDataRepository<Country>>(), |
| 26 | + )..add(const CreateSourceDataLoaded()), |
| 27 | + child: const _CreateSourceView(), |
| 28 | + ); |
| 29 | + } |
| 30 | +} |
| 31 | + |
| 32 | +class _CreateSourceView extends StatefulWidget { |
| 33 | + const _CreateSourceView(); |
| 34 | + |
| 35 | + @override |
| 36 | + State<_CreateSourceView> createState() => _CreateSourceViewState(); |
| 37 | +} |
| 38 | + |
| 39 | +class _CreateSourceViewState extends State<_CreateSourceView> { |
| 40 | + final _formKey = GlobalKey<FormState>(); |
| 41 | + |
| 42 | + @override |
| 43 | + Widget build(BuildContext context) { |
| 44 | + final l10n = context.l10n; |
| 45 | + return Scaffold( |
| 46 | + appBar: AppBar( |
| 47 | + title: Text(l10n.createSource), |
| 48 | + actions: [ |
| 49 | + BlocBuilder<CreateSourceBloc, CreateSourceState>( |
| 50 | + builder: (context, state) { |
| 51 | + if (state.status == CreateSourceStatus.submitting) { |
| 52 | + return const Padding( |
| 53 | + padding: EdgeInsets.only(right: AppSpacing.lg), |
| 54 | + child: SizedBox( |
| 55 | + width: 24, |
| 56 | + height: 24, |
| 57 | + child: CircularProgressIndicator(strokeWidth: 3), |
| 58 | + ), |
| 59 | + ); |
| 60 | + } |
| 61 | + return IconButton( |
| 62 | + icon: const Icon(Icons.save), |
| 63 | + tooltip: l10n.saveChanges, |
| 64 | + onPressed: state.isFormValid |
| 65 | + ? () => context.read<CreateSourceBloc>().add( |
| 66 | + const CreateSourceSubmitted(), |
| 67 | + ) |
| 68 | + : null, |
| 69 | + ); |
| 70 | + }, |
| 71 | + ), |
| 72 | + ], |
| 73 | + ), |
| 74 | + body: BlocConsumer<CreateSourceBloc, CreateSourceState>( |
| 75 | + listenWhen: (previous, current) => previous.status != current.status, |
| 76 | + listener: (context, state) { |
| 77 | + if (state.status == CreateSourceStatus.success && |
| 78 | + ModalRoute.of(context)!.isCurrent) { |
| 79 | + ScaffoldMessenger.of(context) |
| 80 | + ..hideCurrentSnackBar() |
| 81 | + ..showSnackBar( |
| 82 | + SnackBar(content: Text(l10n.sourceCreatedSuccessfully)), |
| 83 | + ); |
| 84 | + context.read<ContentManagementBloc>().add( |
| 85 | + const LoadSourcesRequested(), |
| 86 | + ); |
| 87 | + context.pop(); |
| 88 | + } |
| 89 | + if (state.status == CreateSourceStatus.failure) { |
| 90 | + ScaffoldMessenger.of(context) |
| 91 | + ..hideCurrentSnackBar() |
| 92 | + ..showSnackBar( |
| 93 | + SnackBar( |
| 94 | + content: Text(state.errorMessage ?? l10n.unknownError), |
| 95 | + backgroundColor: Theme.of(context).colorScheme.error, |
| 96 | + ), |
| 97 | + ); |
| 98 | + } |
| 99 | + }, |
| 100 | + builder: (context, state) { |
| 101 | + if (state.status == CreateSourceStatus.loading) { |
| 102 | + return LoadingStateWidget( |
| 103 | + icon: Icons.source, |
| 104 | + headline: l10n.loadingData, |
| 105 | + subheadline: l10n.pleaseWait, |
| 106 | + ); |
| 107 | + } |
| 108 | + |
| 109 | + if (state.status == CreateSourceStatus.failure && |
| 110 | + state.countries.isEmpty) { |
| 111 | + return FailureStateWidget( |
| 112 | + message: state.errorMessage ?? l10n.unknownError, |
| 113 | + onRetry: () => context.read<CreateSourceBloc>().add( |
| 114 | + const CreateSourceDataLoaded(), |
| 115 | + ), |
| 116 | + ); |
| 117 | + } |
| 118 | + |
| 119 | + return SingleChildScrollView( |
| 120 | + child: Padding( |
| 121 | + padding: const EdgeInsets.all(AppSpacing.lg), |
| 122 | + child: Form( |
| 123 | + key: _formKey, |
| 124 | + child: Column( |
| 125 | + crossAxisAlignment: CrossAxisAlignment.start, |
| 126 | + children: [ |
| 127 | + TextFormField( |
| 128 | + initialValue: state.name, |
| 129 | + decoration: InputDecoration( |
| 130 | + labelText: l10n.sourceName, |
| 131 | + border: const OutlineInputBorder(), |
| 132 | + ), |
| 133 | + onChanged: (value) => context |
| 134 | + .read<CreateSourceBloc>() |
| 135 | + .add(CreateSourceNameChanged(value)), |
| 136 | + ), |
| 137 | + const SizedBox(height: AppSpacing.lg), |
| 138 | + TextFormField( |
| 139 | + initialValue: state.description, |
| 140 | + decoration: InputDecoration( |
| 141 | + labelText: l10n.description, |
| 142 | + border: const OutlineInputBorder(), |
| 143 | + ), |
| 144 | + maxLines: 3, |
| 145 | + onChanged: (value) => context |
| 146 | + .read<CreateSourceBloc>() |
| 147 | + .add(CreateSourceDescriptionChanged(value)), |
| 148 | + ), |
| 149 | + const SizedBox(height: AppSpacing.lg), |
| 150 | + TextFormField( |
| 151 | + initialValue: state.url, |
| 152 | + decoration: InputDecoration( |
| 153 | + labelText: l10n.sourceUrl, |
| 154 | + border: const OutlineInputBorder(), |
| 155 | + ), |
| 156 | + onChanged: (value) => context |
| 157 | + .read<CreateSourceBloc>() |
| 158 | + .add(CreateSourceUrlChanged(value)), |
| 159 | + ), |
| 160 | + const SizedBox(height: AppSpacing.lg), |
| 161 | + TextFormField( |
| 162 | + initialValue: state.language, |
| 163 | + decoration: InputDecoration( |
| 164 | + labelText: l10n.language, |
| 165 | + border: const OutlineInputBorder(), |
| 166 | + ), |
| 167 | + onChanged: (value) => context |
| 168 | + .read<CreateSourceBloc>() |
| 169 | + .add(CreateSourceLanguageChanged(value)), |
| 170 | + ), |
| 171 | + const SizedBox(height: AppSpacing.lg), |
| 172 | + DropdownButtonFormField<SourceType?>( |
| 173 | + value: state.sourceType, |
| 174 | + decoration: InputDecoration( |
| 175 | + labelText: l10n.sourceType, |
| 176 | + border: const OutlineInputBorder(), |
| 177 | + ), |
| 178 | + items: [ |
| 179 | + DropdownMenuItem(value: null, child: Text(l10n.none)), |
| 180 | + ...SourceType.values.map( |
| 181 | + (type) => DropdownMenuItem( |
| 182 | + value: type, |
| 183 | + child: Text(type.localizedName(l10n)), |
| 184 | + ), |
| 185 | + ), |
| 186 | + ], |
| 187 | + onChanged: (value) => context |
| 188 | + .read<CreateSourceBloc>() |
| 189 | + .add(CreateSourceTypeChanged(value)), |
| 190 | + ), |
| 191 | + const SizedBox(height: AppSpacing.lg), |
| 192 | + DropdownButtonFormField<Country?>( |
| 193 | + value: state.headquarters, |
| 194 | + decoration: InputDecoration( |
| 195 | + labelText: l10n.headquarters, |
| 196 | + border: const OutlineInputBorder(), |
| 197 | + ), |
| 198 | + items: [ |
| 199 | + DropdownMenuItem(value: null, child: Text(l10n.none)), |
| 200 | + ...state.countries.map( |
| 201 | + (country) => DropdownMenuItem( |
| 202 | + value: country, |
| 203 | + child: Text(country.name), |
| 204 | + ), |
| 205 | + ), |
| 206 | + ], |
| 207 | + onChanged: (value) => context |
| 208 | + .read<CreateSourceBloc>() |
| 209 | + .add(CreateSourceHeadquartersChanged(value)), |
| 210 | + ), |
| 211 | + ], |
| 212 | + ), |
| 213 | + ), |
| 214 | + ), |
| 215 | + ); |
| 216 | + }, |
| 217 | + ), |
| 218 | + ); |
| 219 | + } |
| 220 | +} |
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