Neda/call/lib/ui/widgets/status_indicator.dart

105 lines
2.7 KiB
Dart

import 'package:flutter/material.dart';
import '../../services/call_session.dart';
/// Animated status dot + label reflecting the current [SessionState].
class StatusIndicator extends StatefulWidget {
final SessionState state;
const StatusIndicator({super.key, required this.state});
@override
State<StatusIndicator> createState() => _StatusIndicatorState();
}
class _StatusIndicatorState extends State<StatusIndicator>
with SingleTickerProviderStateMixin {
late final AnimationController _blink;
@override
void initState() {
super.initState();
_blink = AnimationController(
vsync: this,
duration: const Duration(milliseconds: 600),
)..repeat(reverse: true);
}
@override
void dispose() {
_blink.dispose();
super.dispose();
}
@override
Widget build(BuildContext context) {
final cfg = _config(widget.state);
final shouldBlink = widget.state == SessionState.transmitting ||
widget.state == SessionState.receiving;
Widget dot = AnimatedBuilder(
animation: _blink,
builder: (_, __) {
final opacity = shouldBlink ? (0.4 + 0.6 * _blink.value) : 1.0;
return Opacity(
opacity: opacity,
child: Container(
width: 14,
height: 14,
decoration: BoxDecoration(
color: cfg.color,
shape: BoxShape.circle,
boxShadow: [
BoxShadow(
color: cfg.color.withValues(alpha: 0.6),
blurRadius: 8,
spreadRadius: 2,
),
],
),
),
);
},
);
return Row(
mainAxisSize: MainAxisSize.min,
children: [
dot,
const SizedBox(width: 8),
Text(
cfg.label,
style: TextStyle(
color: cfg.color,
fontWeight: FontWeight.w600,
fontSize: 13,
letterSpacing: 1.2,
),
),
],
);
}
static _StatusConfig _config(SessionState s) {
switch (s) {
case SessionState.noKey:
return const _StatusConfig(Colors.grey, 'NO KEY');
case SessionState.keyLoaded:
return const _StatusConfig(Colors.blueAccent, 'KEY READY');
case SessionState.inCall:
return const _StatusConfig(Color(0xFF00C853), 'IN CALL');
case SessionState.transmitting:
return const _StatusConfig(Color(0xFFFF6D00), 'TRANSMITTING');
case SessionState.receiving:
return const _StatusConfig(Color(0xFF00B0FF), 'RECEIVING');
case SessionState.error:
return const _StatusConfig(Colors.red, 'ERROR');
}
}
}
class _StatusConfig {
final Color color;
final String label;
const _StatusConfig(this.color, this.label);
}