Initial commit

lib/views/link_talkgroup_view.dart

@@ -0,0 +1,166 @@
+import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
+import 'package:provider/provider.dart';
+import '../models/device.dart';
+import '../services/authentication_manager.dart';
+import '../services/brandmeister_client.dart';
+
+class LinkTalkgroupView extends StatefulWidget {
+  final Device device;
+  final VoidCallback onSuccess;
+
+  const LinkTalkgroupView({
+    super.key,
+    required this.device,
+    required this.onSuccess,
+  });
+
+  @override
+  State<LinkTalkgroupView> createState() => _LinkTalkgroupViewState();
+}
+
+class _LinkTalkgroupViewState extends State<LinkTalkgroupView> {
+  final TextEditingController _talkgroupController = TextEditingController();
+  int _selectedTimeslot = 1;
+  bool _isLoading = false;
+  String? _errorMessage;
+
+  @override
+  void dispose() {
+    _talkgroupController.dispose();
+    super.dispose();
+  }
+
+  Future<void> _linkTalkgroup() async {
+    if (_talkgroupController.text.isEmpty) {
+      setState(() {
+        _errorMessage = 'Please enter a talkgroup ID';
+      });
+      return;
+    }
+
+    final talkgroupId = int.tryParse(_talkgroupController.text);
+    if (talkgroupId == null) {
+      setState(() {
+        _errorMessage = 'Invalid talkgroup ID';
+      });
+      return;
+    }
+
+    setState(() {
+      _isLoading = true;
+      _errorMessage = null;
+    });
+
+    try {
+      final authManager = context.read<AuthenticationManager>();
+      await authManager.linkTalkgroup(
+        talkgroupId: talkgroupId,
+        dmrId: widget.device.id,
+        timeslot: _selectedTimeslot,
+      );
+
+      if (mounted) {
+        ScaffoldMessenger.of(context).showSnackBar(
+          const SnackBar(content: Text('Talkgroup linked successfully')),
+        );
+        widget.onSuccess();
+      }
+    } on BrandmeisterError catch (e) {
+      setState(() {
+        _errorMessage = e.message;
+        _isLoading = false;
+      });
+    } catch (e) {
+      setState(() {
+        _errorMessage = e.toString();
+        _isLoading = false;
+      });
+    }
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Container(
+      padding: const EdgeInsets.all(24),
+      child: Column(
+        mainAxisSize: MainAxisSize.min,
+        crossAxisAlignment: CrossAxisAlignment.stretch,
+        children: [
+          Row(
+            mainAxisAlignment: MainAxisAlignment.spaceBetween,
+            children: [
+              Text(
+                'Link Talkgroup',
+                style: Theme.of(context).textTheme.titleLarge?.copyWith(
+                      fontWeight: FontWeight.bold,
+                    ),
+              ),
+              IconButton(
+                icon: const Icon(Icons.close),
+                onPressed: () => Navigator.pop(context),
+              ),
+            ],
+          ),
+          const SizedBox(height: 24),
+          TextField(
+            controller: _talkgroupController,
+            keyboardType: TextInputType.number,
+            inputFormatters: [FilteringTextInputFormatter.digitsOnly],
+            decoration: InputDecoration(
+              labelText: 'Talkgroup ID',
+              hintText: 'Enter talkgroup ID',
+              border: const OutlineInputBorder(),
+              prefixIcon: const Icon(Icons.speaker_group),
+              errorText: _errorMessage,
+            ),
+            enabled: !_isLoading,
+            autofocus: true,
+          ),
+          const SizedBox(height: 24),
+          Text(
+            'Timeslot',
+            style: Theme.of(context).textTheme.titleMedium,
+          ),
+          const SizedBox(height: 8),
+          SegmentedButton<int>(
+            segments: const [
+              ButtonSegment(
+                value: 1,
+                label: Text('TS1'),
+                icon: Icon(Icons.looks_one),
+              ),
+              ButtonSegment(
+                value: 2,
+                label: Text('TS2'),
+                icon: Icon(Icons.looks_two),
+              ),
+            ],
+            selected: {_selectedTimeslot},
+            onSelectionChanged: _isLoading
+                ? null
+                : (Set<int> newSelection) {
+                    setState(() {
+                      _selectedTimeslot = newSelection.first;
+                    });
+                  },
+          ),
+          const SizedBox(height: 24),
+          ElevatedButton(
+            onPressed: _isLoading ? null : _linkTalkgroup,
+            style: ElevatedButton.styleFrom(
+              padding: const EdgeInsets.symmetric(vertical: 16),
+            ),
+            child: _isLoading
+                ? const SizedBox(
+                    height: 20,
+                    width: 20,
+                    child: CircularProgressIndicator(strokeWidth: 2),
+                  )
+                : const Text('Link Talkgroup'),
+          ),
+        ],
+      ),
+    );
+  }
+}