81 lines
2.8 KiB
Dart
81 lines
2.8 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:provider/provider.dart';
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import '../../providers/settings_provider.dart';
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import '../../services/settings_service.dart' show ViewMode, LibraryDensity;
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import '../../utils/grid_size_calculator.dart';
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import '../../utils/layout_constants.dart';
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/// A widget that automatically switches between grid and list view
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/// based on user settings, providing a consistent layout pattern
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/// across all library screens.
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///
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/// Generic type T: The type of items being displayed
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class AdaptiveMediaGrid<T> extends StatelessWidget {
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/// The list of items to display
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final List<T> items;
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/// Builder function for each item in the grid/list
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final Widget Function(BuildContext context, T item, int index) itemBuilder;
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/// Callback when the list needs to be refreshed
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final VoidCallback? onRefresh;
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/// Optional padding around the grid/list
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final EdgeInsets? padding;
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/// Child aspect ratio for grid items (width / height)
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final double? childAspectRatio;
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/// Optional focus node for the first item (for programmatic focus)
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final FocusNode? firstItemFocusNode;
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/// Callback when back button is pressed (for hierarchical navigation)
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final VoidCallback? onBack;
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const AdaptiveMediaGrid({
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super.key,
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required this.items,
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required this.itemBuilder,
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this.onRefresh,
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this.padding,
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this.childAspectRatio,
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this.firstItemFocusNode,
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this.onBack,
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});
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@override
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Widget build(BuildContext context) {
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return Consumer<SettingsProvider>(
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builder: (context, settingsProvider, child) {
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return _buildItemsView(context, settingsProvider.viewMode, settingsProvider.libraryDensity);
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},
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);
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}
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/// Builds either a list or grid view based on the view mode
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Widget _buildItemsView(BuildContext context, ViewMode viewMode, LibraryDensity density) {
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final effectivePadding = padding ?? GridLayoutConstants.gridPadding;
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final effectiveAspectRatio = childAspectRatio ?? GridLayoutConstants.posterAspectRatio;
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if (viewMode == ViewMode.list) {
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return ListView.builder(
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padding: effectivePadding,
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itemCount: items.length,
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itemBuilder: (context, index) => itemBuilder(context, items[index], index),
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);
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} else {
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return GridView.builder(
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padding: effectivePadding,
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gridDelegate: SliverGridDelegateWithMaxCrossAxisExtent(
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maxCrossAxisExtent: GridSizeCalculator.getMaxCrossAxisExtent(context, density),
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childAspectRatio: effectiveAspectRatio,
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crossAxisSpacing: GridLayoutConstants.crossAxisSpacing,
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mainAxisSpacing: GridLayoutConstants.mainAxisSpacing,
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),
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itemCount: items.length,
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itemBuilder: (context, index) => itemBuilder(context, items[index], index),
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);
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}
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}
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}
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