332 lines
9.7 KiB
Dart
332 lines
9.7 KiB
Dart
import 'dart:ui';
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import 'package:flutter/material.dart';
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import 'package:flutter_svg/flutter_svg.dart';
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import 'package:mobile_pos/constant.dart';
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class EmptyWidget extends StatelessWidget {
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const EmptyWidget({
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super.key,
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this.message,
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});
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final TextSpan? message;
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@override
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Widget build(BuildContext context) {
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final _theme = Theme.of(context);
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return Center(
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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Flexible(
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child: ConstrainedBox(
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constraints: const BoxConstraints.tightFor(width: 260),
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child: AspectRatio(
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aspectRatio: 1,
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child: Image.asset("assets/empty_placeholder.png"),
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),
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),
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),
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if (message != null) ...[
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const SizedBox.square(dimension: 12),
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Text.rich(
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message!,
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style: _theme.textTheme.titleMedium?.copyWith(
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fontWeight: FontWeight.w500,
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fontSize: 20,
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),
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),
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]
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],
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),
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);
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}
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}
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// Avatar Widget
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class CircleAvatarWidget extends StatelessWidget {
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final String? name;
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final Size? size;
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const CircleAvatarWidget({super.key, this.name, this.size});
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@override
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Widget build(BuildContext context) {
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final theme = Theme.of(context);
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return Container(
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height: size?.height ?? 50,
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width: size?.width ?? 50,
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alignment: Alignment.center,
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decoration: BoxDecoration(
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shape: BoxShape.circle,
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color: kMainColor50,
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),
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clipBehavior: Clip.antiAlias,
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child: Text(
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(name != null && name!.length >= 2) ? name!.substring(0, 2) : (name != null ? name! : ''),
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style: theme.textTheme.titleMedium?.copyWith(
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color: kMainColor,
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fontWeight: FontWeight.w500,
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),
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),
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);
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}
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}
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class EmptyWidgetUpdated extends StatelessWidget {
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const EmptyWidgetUpdated({
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super.key,
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this.message,
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});
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final TextSpan? message;
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@override
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Widget build(BuildContext context) {
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final _theme = Theme.of(context);
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return Center(
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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SvgPicture.asset(
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'assets/empty_image.svg',
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width: 319,
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height: 250,
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placeholderBuilder: (BuildContext context) => CircularProgressIndicator(),
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),
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if (message != null) ...[
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const SizedBox.square(dimension: 12),
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Text.rich(
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message!,
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textAlign: TextAlign.center,
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style: _theme.textTheme.titleMedium?.copyWith(
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fontWeight: FontWeight.w500,
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fontSize: 20,
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),
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),
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]
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],
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),
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);
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}
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}
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class PermitDenyWidget extends StatefulWidget {
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const PermitDenyWidget({
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super.key,
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this.message,
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});
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final TextSpan? message;
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@override
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State<PermitDenyWidget> createState() => _PermitDenyWidgetState();
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}
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class _PermitDenyWidgetState extends State<PermitDenyWidget> with TickerProviderStateMixin {
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// Track drag offsets
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double _dragX = 0;
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double _dragY = 0;
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// Animation controller for fade-in & reset bounce
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late AnimationController _controller;
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late Animation<double> _opacityAnimation;
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// Animation controller for bounce-back effect after drag ends
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late AnimationController _bounceController;
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late Animation<double> _bounceAnimationX;
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late Animation<double> _bounceAnimationY;
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// Limits for rotation angles (radians)
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static const double maxRotationX = 0.15; // ~8.6 degrees
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static const double maxRotationY = 0.15;
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@override
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void initState() {
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super.initState();
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_controller = AnimationController(
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vsync: this,
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duration: const Duration(milliseconds: 600),
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);
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_opacityAnimation = CurvedAnimation(
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parent: _controller,
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curve: Curves.easeIn,
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);
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_controller.forward();
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_bounceController = AnimationController(
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vsync: this,
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duration: const Duration(milliseconds: 400),
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);
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_bounceAnimationX =
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Tween<double>(begin: 0, end: 0).animate(CurvedAnimation(parent: _bounceController, curve: Curves.elasticOut))
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..addListener(() {
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setState(() {
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_dragX = _bounceAnimationX.value;
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});
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});
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_bounceAnimationY =
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Tween<double>(begin: 0, end: 0).animate(CurvedAnimation(parent: _bounceController, curve: Curves.elasticOut))
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..addListener(() {
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setState(() {
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_dragY = _bounceAnimationY.value;
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});
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});
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}
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@override
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void dispose() {
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_controller.dispose();
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_bounceController.dispose();
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super.dispose();
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}
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void _onPanUpdate(DragUpdateDetails details) {
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if (_bounceController.isAnimating) _bounceController.stop();
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setState(() {
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_dragX += details.delta.dx;
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_dragY += details.delta.dy;
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_dragX = _dragX.clamp(-100, 100);
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_dragY = _dragY.clamp(-100, 100);
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});
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}
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void _onPanEnd(DragEndDetails details) {
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// Animate back to center with bounce
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_bounceAnimationX = Tween<double>(begin: _dragX, end: 0).animate(
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CurvedAnimation(parent: _bounceController, curve: Curves.elasticOut),
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)..addListener(() {
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setState(() {
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_dragX = _bounceAnimationX.value;
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});
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});
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_bounceAnimationY = Tween<double>(begin: _dragY, end: 0).animate(
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CurvedAnimation(parent: _bounceController, curve: Curves.elasticOut),
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)..addListener(() {
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setState(() {
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_dragY = _bounceAnimationY.value;
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});
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});
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_bounceController.forward(from: 0);
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}
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@override
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Widget build(BuildContext context) {
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final theme = Theme.of(context);
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final rotationY = (_dragX / 100) * maxRotationY;
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final rotationX = -(_dragY / 100) * maxRotationX;
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final dragDistance = (_dragX.abs() + _dragY.abs()) / 200;
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final scale = 1 - (dragDistance * 0.07);
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// Add a glowing border on drag to emphasize interaction
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final glowColor = theme.colorScheme.primary.withOpacity(0.4 * dragDistance);
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return Center(
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child: Padding(
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padding: const EdgeInsets.symmetric(horizontal: 24, vertical: 24),
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child: FadeTransition(
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opacity: _opacityAnimation,
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child: GestureDetector(
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onPanUpdate: _onPanUpdate,
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onPanEnd: _onPanEnd,
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child: Transform(
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alignment: Alignment.center,
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transform: Matrix4.identity()
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..setEntry(3, 2, 0.001) // perspective
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..rotateX(rotationX)
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..rotateY(rotationY)
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..scale(scale),
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child: Container(
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decoration: BoxDecoration(
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gradient: LinearGradient(
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colors: [
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theme.colorScheme.surface,
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theme.colorScheme.surfaceVariant.withOpacity(0.9),
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],
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begin: Alignment.topLeft,
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end: Alignment.bottomRight,
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),
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borderRadius: BorderRadius.circular(20),
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boxShadow: [
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BoxShadow(
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color: Colors.black.withOpacity(0.15),
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blurRadius: 25,
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offset: const Offset(0, 15),
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),
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BoxShadow(
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color: glowColor,
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blurRadius: 30,
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spreadRadius: 5,
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),
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],
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border: Border.all(
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color: glowColor,
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width: dragDistance > 0 ? 2 : 0,
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),
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),
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padding: const EdgeInsets.all(28),
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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ClipRRect(
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borderRadius: BorderRadius.circular(16),
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child: SvgPicture.asset(
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'assets/empty_image.svg',
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width: 320,
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height: 260,
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placeholderBuilder: (context) => const CircularProgressIndicator(),
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),
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),
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const SizedBox(height: 20),
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Text.rich(
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widget.message ??
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TextSpan(
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text: "You don't have the necessary permissions.",
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style: theme.textTheme.titleMedium?.copyWith(
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fontWeight: FontWeight.w700,
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fontSize: 22,
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color: theme.colorScheme.onBackground,
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shadows: [
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Shadow(
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color: Colors.black.withOpacity(0.1),
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offset: const Offset(0, 1),
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blurRadius: 2,
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),
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],
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),
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),
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textAlign: TextAlign.center,
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),
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const SizedBox(height: 12),
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Text(
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"Please contact your administrator to request access.",
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textAlign: TextAlign.center,
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style: theme.textTheme.bodyMedium?.copyWith(
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color: theme.colorScheme.onBackground.withOpacity(0.6),
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),
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),
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],
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),
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),
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),
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),
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),
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),
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);
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}
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}
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