TtxPageAdmin/lib/studio_app_pages_portal.dart

part of 'studio_app.dart';

class StudioPortalMaintainPage extends StatefulWidget {
  const StudioPortalMaintainPage({
    super.key,
    required this.tab,
    required this.runtime,
    required this.onAction,
  });

  final StudioTab tab;
  final StudioRuntime runtime;
  final void Function(String title, String detail) onAction;

  @override
  State<StudioPortalMaintainPage> createState() => _StudioPortalMaintainPageState();
}

class _StudioPortalMaintainPageState extends State<StudioPortalMaintainPage> {
  bool _loading = true;
  String _status = '正在加载门户';
  List<Map<String, dynamic>> _rows = <Map<String, dynamic>>[];

  @override
  void initState() {
    super.initState();
    _reload();
  }

  Future<void> _reload() async {
    setState(() {
      _loading = true;
      _status = '正在加载门户';
    });
    try {
      final rows = await widget.runtime.client.fetchPortalConfigs(
        session: widget.runtime.session,
      );
      if (!mounted) {
        return;
      }
      setState(() {
        _rows = rows;
        _status = '门户已加载';
      });
      widget.onAction('加载门户', widget.tab.title);
    } catch (error, stackTrace) {
      debugPrint('========== 加载门户失败 ==========');
      debugPrint('error: $error');
      debugPrint('stackTrace:\n$stackTrace');
      debugPrint('========== 加载门户失败 end ==========');
      if (!mounted) {
        return;
      }
      setState(() {
        _status = error.toString();
      });
    } finally {
      if (mounted) {
        setState(() {
          _loading = false;
        });
      }
    }
  }

  String _value(Map<String, dynamic> row, List<String> keys, [String fallback = '']) {
    for (final key in keys) {
      final value = row[key];
      if (value != null && value.toString().trim().isNotEmpty) {
        return value.toString();
      }
    }
    return fallback;
  }

  @override
  Widget build(BuildContext context) {
    return SingleChildScrollView(
      child: Card(
        child: Padding(
          padding: const EdgeInsets.all(18),
          child: Column(
            crossAxisAlignment: CrossAxisAlignment.stretch,
            children: [
              Row(
                children: [
                  Expanded(
                    child: Column(
                      crossAxisAlignment: CrossAxisAlignment.start,
                      children: [
                        Text(
                          widget.tab.title,
                          style: Theme.of(context).textTheme.headlineSmall
                              ?.copyWith(fontWeight: FontWeight.w700),
                        ),
                        const SizedBox(height: 6),
                        Text(
                          '读取后端 portal 配置列表。',
                          style: Theme.of(context).textTheme.bodyMedium
                              ?.copyWith(color: _mutedColor(context)),
                        ),
                      ],
                    ),
                  ),
                  FilledButton.tonalIcon(
                    onPressed: _loading ? null : _reload,
                    icon: const Icon(Icons.refresh_rounded),
                    label: const Text('刷新'),
                  ),
                ],
              ),
              const SizedBox(height: 12),
              SelectableText(_status),
              const SizedBox(height: 12),
              if (_loading)
                const Padding(
                  padding: EdgeInsets.symmetric(vertical: 24),
                  child: Center(child: CircularProgressIndicator()),
                )
              else
                DataTable(
                  columns: const [
                    DataColumn(label: Text('编码')),
                    DataColumn(label: Text('名称')),
                    DataColumn(label: Text('描述')),
                  ],
                  rows: _rows
                      .map(
                        (row) => DataRow(
                          cells: [
                            DataCell(Text(_value(row, const ['id', 'code']))),
                            DataCell(Text(_value(row, const ['label', 'name']))),
                            DataCell(
                              SelectableText(
                                _value(row, const ['remark', 'description', 'portal']),
                              ),
                            ),
                          ],
                        ),
                      )
                      .toList(),
                ),
            ],
          ),
        ),
      ),
    );
  }
}