117 lines
3.7 KiB
Dart
117 lines
3.7 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:nearledaily/constants/color_constants.dart';
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import '../modules/tenant/category.dart';
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class CategoryHeaderDelegate extends SliverPersistentHeaderDelegate {
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final List<Category> categories;
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final int selectedIndex;
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final Function(int) onTap;
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CategoryHeaderDelegate({
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required this.categories,
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required this.selectedIndex,
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required this.onTap,
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});
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@override
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double get minExtent => 90;
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@override
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double get maxExtent => 90;
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@override
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Widget build(
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BuildContext context, double shrinkOffset, bool overlapsContent) {
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final screenWidth = MediaQuery.of(context).size.width;
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return Container(
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color: Colors.white,
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child: ListView.builder(
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scrollDirection: Axis.horizontal,
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physics: const BouncingScrollPhysics(),
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itemCount: categories.length,
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itemBuilder: (context, index) {
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final item = categories[index];
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// 🔥 Responsive width (5 items visible)
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final itemWidth = screenWidth / 5;
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final isSelected = selectedIndex == index;
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return GestureDetector(
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onTap: () => onTap(index),
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child: SizedBox(
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width: itemWidth,
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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// 🔵 Icon Container
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AnimatedContainer(
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duration: const Duration(milliseconds: 250),
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height: 55,
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width: 55,
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decoration: BoxDecoration(
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color: isSelected
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? Colors.transparent
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: Colors.transparent,
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// borderRadius: BorderRadius.circular(14),
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),
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alignment: Alignment.center,
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child: item.icon.isNotEmpty
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? Image.network(
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item.icon,
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height: 50,
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width: 50,
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fit: BoxFit.contain,
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errorBuilder: (_, __, ___) =>
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const Icon(Icons.image, size: 40),
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)
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: const Icon(Icons.image, size: 40),
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),
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const SizedBox(height: 3),
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// 🏷️ Text
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Padding(
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padding: const EdgeInsets.symmetric(horizontal: 4),
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child: Text(
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item.name,
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textAlign: TextAlign.center,
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maxLines: 1,
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overflow: TextOverflow.ellipsis,
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style: TextStyle(
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fontSize: 11,
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fontWeight: FontWeight.w600,
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color:
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isSelected ? Colors.black87 : Colors.grey.shade800,
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),
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),
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),
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const SizedBox(height: 3),
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// 🔥 Bottom Indicator
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AnimatedContainer(
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duration: const Duration(milliseconds: 250),
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height: 3,
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width: isSelected ? 30 : 0,
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decoration: BoxDecoration(
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color: ColorConstants.primaryColor,
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borderRadius: BorderRadius.circular(10),
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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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@override
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bool shouldRebuild(covariant CategoryHeaderDelegate oldDelegate) {
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return true; // required for GetX updates
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}
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} |