feat: adaptive popup and bottom sheet list widget

lib/components/shared/adaptive/adaptive_pop_sheet_list.dart

@@ -0,0 +1,146 @@
+import 'package:flutter/material.dart';
+import 'package:spotube/collections/spotube_icons.dart';
+import 'package:spotube/extensions/constrains.dart';
+
+class PopSheetEntry<T> {
+  final T? value;
+  final VoidCallback? onTap;
+  final Widget child;
+  final bool enabled;
+
+  const PopSheetEntry({
+    required this.child,
+    this.value,
+    this.onTap,
+    this.enabled = true,
+  });
+}
+
+/// An adaptive widget that shows a [PopupMenuButton] when screen size is above
+/// or equal to 640px
+/// In smaller screen, a [IconButton] with a [showModalBottomSheet] is shown
+class AdaptivePopSheetList<T> extends StatelessWidget {
+  final List<PopSheetEntry<T>> children;
+  final Widget? icon;
+  final Widget? child;
+  final bool useRootNavigator;
+
+  final List<Widget>? headings;
+  final String? tooltip;
+  final ValueChanged<T>? onSelected;
+
+  final BorderRadius borderRadius;
+
+  const AdaptivePopSheetList({
+    super.key,
+    required this.children,
+    this.icon,
+    this.child,
+    this.useRootNavigator = true,
+    this.headings,
+    this.onSelected,
+    this.borderRadius = const BorderRadius.all(Radius.circular(999)),
+    this.tooltip,
+  }) : assert(
+          icon != null || child != null,
+          'Either icon or child must be provided',
+        );
+
+  @override
+  Widget build(BuildContext context) {
+    final mediaQuery = MediaQuery.of(context);
+    final theme = Theme.of(context);
+
+    if (mediaQuery.mdAndUp) {
+      return PopupMenuButton(
+        icon: icon,
+        tooltip: tooltip,
+        child: IgnorePointer(child: child),
+        itemBuilder: (context) => children
+            .map(
+              (item) => PopupMenuItem(
+                padding: EdgeInsets.zero,
+                child: ListTile(
+                  enabled: item.enabled,
+                  onTap: () {
+                    item.onTap?.call();
+                    Navigator.pop(context);
+                    if (item.value != null) {
+                      onSelected?.call(item.value as T);
+                    }
+                  },
+                  title: item.child,
+                ),
+              ),
+            )
+            .toList(),
+      );
+    }
+
+    void showSheet() {
+      showModalBottomSheet(
+        context: context,
+        useRootNavigator: useRootNavigator,
+        builder: (context) {
+          return Padding(
+            padding: const EdgeInsets.all(8.0),
+            child: DefaultTextStyle(
+              style: theme.textTheme.titleMedium!,
+              child: Column(
+                mainAxisSize: MainAxisSize.min,
+                children: [
+                  if (headings != null) ...[
+                    ...headings!,
+                    Divider(
+                      color: theme.colorScheme.primary,
+                      thickness: 0.3,
+                      endIndent: 16,
+                      indent: 16,
+                    ),
+                  ],
+                  ...children.map(
+                    (item) => ListTile(
+                      onTap: () {
+                        item.onTap?.call();
+                        Navigator.pop(context);
+                        if (item.value != null) {
+                          onSelected?.call(item.value as T);
+                        }
+                      },
+                      enabled: item.enabled,
+                      title: item.child,
+                    ),
+                  )
+                ],
+              ),
+            ),
+          );
+        },
+      );
+    }
+
+    if (child != null) {
+      return Tooltip(
+        message: tooltip ?? '',
+        child: InkWell(
+          onTap: showSheet,
+          borderRadius: borderRadius,
+          child: IgnorePointer(child: child),
+        ),
+      );
+    }
+
+    return IconButton(
+      icon: icon ?? const Icon(SpotubeIcons.moreVertical),
+      tooltip: tooltip,
+      style: theme.iconButtonTheme.style?.copyWith(
+        shape: MaterialStatePropertyAll(
+          RoundedRectangleBorder(
+            borderRadius: borderRadius,
+          ),
+        ),
+      ),
+      onPressed: showSheet,
+    );
+  }
+}

lib/components/shared/sort_tracks_dropdown.dart

@@ -2,6 +2,7 @@ import 'package:flutter/material.dart';
 
 import 'package:spotube/collections/spotube_icons.dart';
 import 'package:spotube/components/library/user_local_tracks.dart';
+import 'package:spotube/components/shared/adaptive/adaptive_pop_sheet_list.dart';
 import 'package:spotube/extensions/context.dart';
 
 class SortTracksDropdown extends StatelessWidget {
@@ -15,44 +16,62 @@ class SortTracksDropdown extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    return PopupMenuButton<SortBy>(
-      itemBuilder: (context) {
-        return [
-          PopupMenuItem(
+    return ListTileTheme(
+      shape: RoundedRectangleBorder(
+        borderRadius: BorderRadius.circular(8),
+      ),
+      child: AdaptivePopSheetList<SortBy>(
+        children: [
+          PopSheetEntry(
             value: SortBy.none,
             enabled: value != SortBy.none,
             child: Text(context.l10n.none),
           ),
-          PopupMenuItem(
+          PopSheetEntry(
             value: SortBy.ascending,
             enabled: value != SortBy.ascending,
             child: Text(context.l10n.sort_a_z),
           ),
-          PopupMenuItem(
+          PopSheetEntry(
             value: SortBy.descending,
             enabled: value != SortBy.descending,
             child: Text(context.l10n.sort_z_a),
           ),
-          PopupMenuItem(
+          PopSheetEntry(
             value: SortBy.dateAdded,
             enabled: value != SortBy.dateAdded,
             child: Text(context.l10n.sort_date),
           ),
-          PopupMenuItem(
+          PopSheetEntry(
             value: SortBy.artist,
             enabled: value != SortBy.artist,
             child: Text(context.l10n.sort_artist),
           ),
-          PopupMenuItem(
+          PopSheetEntry(
             value: SortBy.album,
             enabled: value != SortBy.album,
             child: Text(context.l10n.sort_album),
           ),
-        ];
-      },
-      onSelected: onChanged,
-      tooltip: context.l10n.sort_tracks,
-      icon: const Icon(SpotubeIcons.sort),
+        ],
+        headings: [
+          Text(context.l10n.sort_tracks),
+        ],
+        onSelected: onChanged,
+        tooltip: context.l10n.sort_tracks,
+        child: Padding(
+          padding: const EdgeInsets.symmetric(horizontal: 8.0, vertical: 4.0),
+          child: DefaultTextStyle(
+            style: Theme.of(context).textTheme.titleSmall!,
+            child: Row(
+              children: [
+                const Icon(SpotubeIcons.sort),
+                const SizedBox(width: 8),
+                Text(context.l10n.sort_tracks),
+              ],
+            ),
+          ),
+        ),
+      ),
     );
   }
 }