Save and sort sheets by last access time

lib/sheet.dart

@@ -1,6 +1,7 @@
 import 'dart:async';
 
 import 'package:flutter/material.dart';
+import 'package:sheetless/storage_helper.dart';
 
 class Sheet {
   final String uuid;
@@ -28,9 +29,13 @@ class Sheet {
 
 class SheetsWidget extends StatefulWidget {
   final List<Sheet> sheets;
-  final ValueSetter<Sheet> callback;
+  final ValueSetter<Sheet> onSheetOpenRequest;
 
-  const SheetsWidget({super.key, required this.sheets, required this.callback});
+  const SheetsWidget({
+    super.key,
+    required this.sheets,
+    required this.onSheetOpenRequest,
+  });
 
   @override
   State<SheetsWidget> createState() => _SheetsWidgetState();
@@ -38,6 +43,7 @@ class SheetsWidget extends StatefulWidget {
 
 class _SheetsWidgetState extends State<SheetsWidget> {
   late List<Sheet> filteredSheets;
+  final StorageHelper storageHelper = StorageHelper();
   final TextEditingController _searchController = TextEditingController();
   Timer? _debounce;
 
@@ -69,16 +75,15 @@ class _SheetsWidgetState extends State<SheetsWidget> {
       String query = _searchController.text.toLowerCase().trim();
       List<String> terms = query.split(RegExp(r'\s+')); // Split by whitespace
 
-      filteredSheets =
-          widget.sheets.where((sheet) {
-            String name = sheet.name.toLowerCase();
-            String composer = sheet.composerName.toLowerCase();
+      filteredSheets = widget.sheets.where((sheet) {
+        String name = sheet.name.toLowerCase();
+        String composer = sheet.composerName.toLowerCase();
 
-            // Each term must be found in either the name or composer
-            return terms.every(
-              (term) => name.contains(term) || composer.contains(term),
-            );
-          }).toList();
+        // Each term must be found in either the name or composer
+        return terms.every(
+          (term) => name.contains(term) || composer.contains(term),
+        );
+      }).toList();
     });
   }
 
@@ -97,13 +102,12 @@ class _SheetsWidgetState extends State<SheetsWidget> {
             decoration: InputDecoration(
               hintText: 'Search...',
               prefixIcon: const Icon(Icons.search),
-              suffixIcon:
-                  _searchController.text.isNotEmpty
-                      ? IconButton(
-                        icon: const Icon(Icons.clear),
-                        onPressed: _clearSearch,
-                      )
-                      : null,
+              suffixIcon: _searchController.text.isNotEmpty
+                  ? IconButton(
+                      icon: const Icon(Icons.clear),
+                      onPressed: _clearSearch,
+                    )
+                  : null,
               border: OutlineInputBorder(
                 borderRadius: BorderRadius.circular(8.0),
               ),
@@ -118,7 +122,11 @@ class _SheetsWidgetState extends State<SheetsWidget> {
               return ListTile(
                 title: Text(sheet.name),
                 subtitle: Text(sheet.composerName),
-                onTap: () => widget.callback(sheet),
+                onTap: () => setState(() {
+                  widget.onSheetOpenRequest(sheet);
+                  widget.sheets.remove(sheet);
+                  widget.sheets.insert(0, sheet);
+                }),
               );
             },
           ),