improved caching

README.md

@@ -1,16 +1,9 @@
 # Quid faciam Hodie
 
-A new Flutter project.
+## What did I do today?
 
-## Getting Started
+Find out what you did all the days and unlock moments you completely forgot!
 
-This project is a starting point for a Flutter application.
+## Showcase
 
-A few resources to get you started if this is your first Flutter project:
 
-- [Lab: Write your first Flutter app](https://docs.flutter.dev/get-started/codelab)
-- [Cookbook: Useful Flutter samples](https://docs.flutter.dev/cookbook)
-
-For help getting started with Flutter development, view the
-[online documentation](https://docs.flutter.dev/), which offers tutorials,
-samples, guidance on mobile development, and a full API reference.

ios/Podfile.lock

@@ -24,6 +24,8 @@ PODS:
   - permission_handler_apple (9.0.4):
     - Flutter
   - Polyline (5.0.2)
+  - shared_preferences_ios (0.0.1):
+    - Flutter
   - Tangram-es (0.17.1)
   - Toast (4.0.0)
   - uni_links (0.0.1):
@@ -44,6 +46,7 @@ DEPENDENCIES:
   - location (from `.symlinks/plugins/location/ios`)
   - path_provider_ios (from `.symlinks/plugins/path_provider_ios/ios`)
   - permission_handler_apple (from `.symlinks/plugins/permission_handler_apple/ios`)
+  - shared_preferences_ios (from `.symlinks/plugins/shared_preferences_ios/ios`)
   - uni_links (from `.symlinks/plugins/uni_links/ios`)
   - url_launcher_ios (from `.symlinks/plugins/url_launcher_ios/ios`)
   - video_player_avfoundation (from `.symlinks/plugins/video_player_avfoundation/ios`)
@@ -76,6 +79,8 @@ EXTERNAL SOURCES:
     :path: ".symlinks/plugins/path_provider_ios/ios"
   permission_handler_apple:
     :path: ".symlinks/plugins/permission_handler_apple/ios"
+  shared_preferences_ios:
+    :path: ".symlinks/plugins/shared_preferences_ios/ios"
   uni_links:
     :path: ".symlinks/plugins/uni_links/ios"
   url_launcher_ios:
@@ -96,6 +101,7 @@ SPEC CHECKSUMS:
   path_provider_ios: 14f3d2fd28c4fdb42f44e0f751d12861c43cee02
   permission_handler_apple: 44366e37eaf29454a1e7b1b7d736c2cceaeb17ce
   Polyline: fce41d72e1146c41c6d081f7656827226f643dff
+  shared_preferences_ios: 548a61f8053b9b8a49ac19c1ffbc8b92c50d68ad
   Tangram-es: 628b634f7fc09d2217469b9914de00d9de49ff9d
   Toast: 91b396c56ee72a5790816f40d3a94dd357abc196
   uni_links: d97da20c7701486ba192624d99bffaaffcfc298a

lib/managers/cache_manager.dart

@@ -1,59 +0,0 @@
-import 'dart:convert';
-
-import 'package:flutter_secure_storage/flutter_secure_storage.dart';
-import 'package:quid_faciam_hodie/constants/storage_keys.dart';
-import 'package:quid_faciam_hodie/constants/values.dart';
-
-const storage = FlutterSecureStorage();
-
-class CacheManager {
-  static _createKey(final String key) => '$CACHE_KEY/$key';
-
-  static Future<bool> isCacheValid(final String key) async {
-    final cacheKey = _createKey(key);
-    final existingEntry = await storage.read(key: cacheKey);
-
-    if (existingEntry != null) {
-      try {
-        final entry = jsonDecode(existingEntry);
-        final DateTime creationDate = DateTime.parse(entry['creationDate']);
-
-        // Check if the entry is still valid using CACHE_INVALIDATION_DURATION as the validity duration.
-        return DateTime.now().difference(creationDate) <
-            CACHE_INVALIDATION_DURATION;
-      } catch (_) {
-        return false;
-      }
-    }
-
-    return false;
-  }
-
-  static Future<void> set(final String key, final String data) async {
-    final cacheKey = _createKey(key);
-    final cacheEntry = {
-      'creationDate': DateTime.now().toIso8601String(),
-      'data': data,
-    };
-
-    return storage.write(
-      key: cacheKey,
-      value: json.encode({
-        key: cacheEntry,
-      }),
-    );
-  }
-
-  static Future<String?> get(final String key) async {
-    final cacheKey = _createKey(key);
-    final existingEntry = await storage.read(key: cacheKey);
-
-    if (existingEntry == null) {
-      return null;
-    }
-
-    final entry = jsonDecode(existingEntry);
-
-    return entry['data'];
-  }
-}

lib/managers/file_manager.dart

@@ -1,11 +1,12 @@
 import 'dart:io';
 import 'dart:typed_data';
 
+import 'package:flutter_cache/flutter_cache.dart' as cache;
 import 'package:flutter_secure_storage/flutter_secure_storage.dart';
 import 'package:location/location.dart';
 import 'package:path_provider/path_provider.dart';
+import 'package:quid_faciam_hodie/constants/values.dart';
 import 'package:quid_faciam_hodie/foreign_types/memory.dart';
-import 'package:quid_faciam_hodie/managers/cache_manager.dart';
 import 'package:quid_faciam_hodie/managers/global_values_manager.dart';
 import 'package:supabase_flutter/supabase_flutter.dart';
 import 'package:uuid/uuid.dart';
@@ -99,15 +100,15 @@ class FileManager {
     final key = '$table:$path';
 
     // Check cache
-    if (!disableCache && await CacheManager.isCacheValid(key)) {
-      final data = (await CacheManager.get(key))!;
-      return Uint8List.fromList(data.codeUnits);
+    if (!disableCache) {
+      return cache.load(key) as Uint8List;
     }
 
     final data = await _downloadFileData(table, path);
 
     final cacheData = String.fromCharCodes(data);
-    await CacheManager.set(key, cacheData);
+
+    await cache.write(key, cacheData, CACHE_INVALIDATION_DURATION.inMinutes);
 
     return data;
   }

lib/screens/settings_screen.dart

@@ -1,6 +1,7 @@
 import 'package:camera/camera.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
+import 'package:flutter_cache/flutter_cache.dart' as cache;
 import 'package:flutter_gen/gen_l10n/app_localizations.dart';
 import 'package:flutter_platform_widgets/flutter_platform_widgets.dart';
 import 'package:flutter_secure_storage/flutter_secure_storage.dart';
@@ -179,6 +180,9 @@ class _SettingsScreenState extends AuthRequiredState<SettingsScreen>
                         title: Text(localizations
                             .settingsScreenAccountSectionLogoutLabel),
                         onPressed: (_) async {
+                          cache.clear();
+                          storage.deleteAll();
+
                           await callWithLoading(supabase.auth.signOut);
 
                           if (!mounted) {

lib/screens/welcome_screen.dart

@@ -31,7 +31,6 @@ class _WelcomeScreenState extends State<WelcomeScreen> {
   void initState() {
     super.initState();
 
-    storage.deleteAll();
     getInitialImageForPhotoSwitching();
   }
 

pubspec.lock

@@ -167,6 +167,13 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
+  flutter_cache:
+    dependency: "direct main"
+    description:
+      name: flutter_cache
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.1.0"
   flutter_calendar_widget:
     dependency: "direct main"
     description:
@@ -630,6 +637,62 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "2.0.2"
+  shared_preferences:
+    dependency: transitive
+    description:
+      name: shared_preferences
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.0.15"
+  shared_preferences_android:
+    dependency: transitive
+    description:
+      name: shared_preferences_android
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.0.12"
+  shared_preferences_ios:
+    dependency: transitive
+    description:
+      name: shared_preferences_ios
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.1.1"
+  shared_preferences_linux:
+    dependency: transitive
+    description:
+      name: shared_preferences_linux
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.1.1"
+  shared_preferences_macos:
+    dependency: transitive
+    description:
+      name: shared_preferences_macos
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.0.4"
+  shared_preferences_platform_interface:
+    dependency: transitive
+    description:
+      name: shared_preferences_platform_interface
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.0.0"
+  shared_preferences_web:
+    dependency: transitive
+    description:
+      name: shared_preferences_web
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.0.4"
+  shared_preferences_windows:
+    dependency: transitive
+    description:
+      name: shared_preferences_windows
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.1.1"
   sky_engine:
     dependency: transitive
     description: flutter

pubspec.yaml

@@ -64,6 +64,7 @@ dependencies:
   url_launcher: ^6.1.5
   apple_maps_flutter: ^1.2.0
   morphing_text: ^1.0.1
+  flutter_cache: ^0.1.0
 
 dev_dependencies:
   flutter_test: