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import 'package:flutter_ics_homescreen/export.dart';
class VoiceAssistantButton extends ConsumerStatefulWidget {
const VoiceAssistantButton({super.key});
@override
ConsumerState<VoiceAssistantButton> createState() => _VoiceAssistantButtonState();
}
class _VoiceAssistantButtonState extends ConsumerState<VoiceAssistantButton> with SingleTickerProviderStateMixin {
bool _showOverlay = false;
late AnimationController _animationController;
late Animation<double> _pulseAnimation;
int overlayLock = 0;
@override
void initState() {
super.initState();
_animationController = AnimationController(
vsync: this,
duration: const Duration(milliseconds: 700),
)..stop(); // Stop the animation initially
_pulseAnimation = Tween<double>(begin: 1.0, end: 1.05).animate(
CurvedAnimation(parent: _animationController, curve: Curves.easeInOut),
);
}
@override
void dispose() {
_animationController.dispose();
super.dispose();
}
void _onTap() {
ref.read(voiceAssistantStateProvider.notifier).updateCommandResponse("");
ref.read(voiceAssistantStateProvider.notifier).updateCommand("");
bool state = ref.read(voiceAssistantStateProvider.notifier).toggleButtonPressed();
if(state){
var voiceAgentClient = ref.read(voiceAgentClientProvider);
voiceAgentClient.startVoiceAssistant();
}
}
void _showAssistantPopup(BuildContext context) {
showModalBottomSheet(
context: context,
isScrollControlled: true,
backgroundColor: Colors.transparent,
builder: (context) {
return Consumer(
builder: (context, ref, child) {
final String? command = ref.watch(voiceAssistantStateProvider.select((value) => value.command));
final String? commandResponse = ref.watch(voiceAssistantStateProvider.select((value) => value.commandResponse));
final bool isRecording = ref.watch(voiceAssistantStateProvider.select((value)=>value.isRecording));
final bool isProcessing = ref.watch(voiceAssistantStateProvider.select((value)=>value.isCommandProcessing));
if (isRecording) {
_animationController.repeat(reverse: true);
} else {
_animationController.stop();
}
return Container(
height: MediaQuery.of(context).size.height * 0.35,
decoration: const BoxDecoration(
image: DecorationImage(
image: AssetImage('assets/VoiceAssistantBottomSheetBg.png'),
fit: BoxFit.cover,
),
),
child: Padding(
padding: const EdgeInsets.fromLTRB(30, 0, 40, 0),
child: Column(
mainAxisAlignment: MainAxisAlignment.end,
crossAxisAlignment: CrossAxisAlignment.center,
children: [
if(!isRecording && !isProcessing)
Column(
crossAxisAlignment: CrossAxisAlignment.center,
children: [
Padding(
padding: const EdgeInsets.symmetric(horizontal: 16.0),
child: Text(
command ?? "No Command Detected",
textAlign: TextAlign.center,
style: const TextStyle(
color: Colors.white70,
fontSize: 43,
fontWeight: FontWeight.w400,
),
),
),
SizedBox(
height: MediaQuery.of(context).size.height * 0.03
),
Padding(
padding: const EdgeInsets.symmetric(horizontal: 16.0),
child: Text(
commandResponse ?? "No Response",
textAlign: TextAlign.center,
style: const TextStyle(
color: Color.fromRGBO(41, 95, 248, 1),
fontSize: 43,
fontWeight: FontWeight.w800,
),
),
),
SizedBox(
height: MediaQuery.of(context).size.height * 0.02,
),
],
),
if(isRecording)
Column(
children: [
const Text("Listening...",
style: TextStyle(
color: Colors.white70,
fontSize: 43,
fontWeight: FontWeight.w400,
),
),
SizedBox(
height: MediaQuery.of(context).size.height*0.02,
),
ScaleTransition(
scale: _pulseAnimation, // Apply the pulse animation here
child: SvgPicture.asset(
'assets/VoiceControlButton.svg',
fit: BoxFit.cover,
semanticsLabel: 'Voice Assistant',
),
),
],
),
if(!isRecording && isProcessing)
Column(
children: [
const Text("Processing...",
style: TextStyle(
color: Colors.white70,
fontSize: 43,
fontWeight: FontWeight.w400,
),
),
SizedBox(
height: MediaQuery.of(context).size.height*0.05,
),
Lottie.asset(
'animations/LoadingAnimation.json',
fit: BoxFit.cover,
repeat: true,
),
],
),
SizedBox(
height: MediaQuery.of(context).size.height * 0.035,
),
],
),
),
);
},
);
},
).whenComplete(() {
ref.read(voiceAssistantStateProvider.notifier).updateCommandResponse(null);
ref.read(voiceAssistantStateProvider.notifier).updateCommand(null);
ref.read(voiceAssistantStateProvider.notifier).toggleShowOverlay(false);
overlayLock = 0;
});
}
@override
Widget build(BuildContext context) {
_showOverlay = ref.watch(voiceAssistantStateProvider.select((value) => value.showOverLay));
if(_showOverlay){
WidgetsBinding.instance!.addPostFrameCallback((_) {
if(overlayLock == 0){
overlayLock = 1;
_showAssistantPopup(context);
}
});
}
else if(overlayLock == 1){
overlayLock = 0;
Navigator.of(context).pop();
}
String svgPath = ref.watch(voiceAssistantStateProvider.select((value) => value.buttonPressed))
? 'assets/VoiceAssistantActive.svg'
: 'assets/VoiceAssistantEnabled.svg';
return Padding(
padding: const EdgeInsets.only(left: 8),
child: GestureDetector(
onTap: _onTap,
child: Container(
padding: EdgeInsets.zero,
child: SvgPicture.asset(
svgPath,
fit: BoxFit.cover,
semanticsLabel: 'Voice Assistant',
),
),
),
);
}
}
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