Cached Http-Request

und gefixxt: tastur überlagert sich mit eingabefeld

android/app/build.gradle

@@ -11,12 +11,12 @@ android {
     ndkVersion = flutter.ndkVersion
 
     compileOptions {
-        sourceCompatibility = JavaVersion.VERSION_1_8
+        sourceCompatibility = JavaVersion.VERSION_17
-        targetCompatibility = JavaVersion.VERSION_1_8
+        targetCompatibility = JavaVersion.VERSION_17
     }
 
     kotlinOptions {
-        jvmTarget = JavaVersion.VERSION_1_8
+        jvmTarget = 17
     }
 
     defaultConfig {

android/gradle/wrapper/gradle-wrapper.properties

@@ -2,4 +2,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.3-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.10.2-all.zip

android/settings.gradle

@@ -18,8 +18,8 @@ pluginManagement {
 
 plugins {
     id "dev.flutter.flutter-plugin-loader" version "1.0.0"
-    id "com.android.application" version "8.1.0" apply false
+    id "com.android.application" version "8.3.2" apply false
-    id "org.jetbrains.kotlin.android" version "1.8.22" apply false
+    id "org.jetbrains.kotlin.android" version "2.0.20" apply false
 }
 
 include ":app"

lib/modules/fetchMenu.dart

@@ -1,10 +1,32 @@
+import 'dart:convert';
+import 'dart:io';
+
 import 'package:http/http.dart' as http;
+import 'package:shared_preferences/shared_preferences.dart';
 
 class FetchMenu {
+  static var lastFetch = DateTime.now();
+  static var fetched = false;
+
   static Future<List<String>> get() async {
     List<String> menus = [];
 
-    // TODO: Proto:
+    if (!fetched || DateTime.now().difference(lastFetch).inHours >= 2) {
+      menus = await fromRequest();
+      fetched = true;
+    } else {
+      menus = await fromCache();
+    }
+
+    return menus;
+  }
+
+  static Future<List<String>> fromCache() async {
+    return await loadCache();
+  }
+
+  static Future<List<String>> fromRequest() async {
+    List<String> menus = [];
     http.Response resp = await http.get(Uri.parse(
         "https://www.swfr.de/essen/mensen-cafes-speiseplaene/mensa-loerrach"));
     var content = resp.body.split("<h3>");
@@ -15,7 +37,38 @@ class FetchMenu {
         menus.add(name);
       }
     }
-    // End-Proto
+
+    await storeCache(menus);
+
+    lastFetch = DateTime.now();
+
+    return menus;
+  }
+
+  static Future<void> storeCache(List<String> menus) async {
+    var prefs = await SharedPreferences.getInstance();
+
+    for (var i = 0; i < 4; i++) {
+      prefs.setString("menuCache$i", "");
+      if (i < menus.length) {
+        prefs.setString("menuCache$i", menus[i]);
+      }
+    }
+
+
+  }
+
+  static Future<List<String>> loadCache() async {
+    var prefs = await SharedPreferences.getInstance();
+
+    List<String> menus = [];
+
+    for (var i = 0; i < 4; i++) {
+      var curr = prefs.getString("menuCache$i");
+      if (curr != "") {
+        menus.add(curr!);
+      }
+    }
 
     return menus;
   }

lib/pages/pageEssen.dart

@@ -13,7 +13,8 @@ class PageEssen extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     return Scaffold(
-      body: Stack(
+      body: SingleChildScrollView(
+        child: Stack(
           children: [
             // Hintergrundbild
             Container(
@@ -36,6 +37,7 @@ class PageEssen extends StatelessWidget {
                 child: Column(
                   mainAxisAlignment: MainAxisAlignment.center,
                   children: [
+                    SizedBox(height: 200,),
                     Consumer<PageProvider>(
                       builder: (context, pageProvider, child) {
                         return Text(pageProvider.selectedEssenName, style: const TextStyle(fontSize: 40),);
@@ -124,6 +126,7 @@ class PageEssen extends StatelessWidget {
                 )),
           ],
         ),
+      )
     );
   }
 }

pubspec.lock

@@ -57,6 +57,22 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.3.1"
+  ffi:
+    dependency: transitive
+    description:
+      name: ffi
+      sha256: "16ed7b077ef01ad6170a3d0c57caa4a112a38d7a2ed5602e0aca9ca6f3d98da6"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.1.3"
+  file:
+    dependency: transitive
+    description:
+      name: file
+      sha256: a3b4f84adafef897088c160faf7dfffb7696046cb13ae90b508c2cbc95d3b8d4
+      url: "https://pub.dev"
+    source: hosted
+    version: "7.0.1"
   flutter:
     dependency: "direct main"
     description: flutter
@@ -83,6 +99,11 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
+  flutter_web_plugins:
+    dependency: transitive
+    description: flutter
+    source: sdk
+    version: "0.0.0"
   google_nav_bar:
     dependency: "direct main"
     description:
@@ -179,6 +200,46 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.9.0"
+  path_provider_linux:
+    dependency: transitive
+    description:
+      name: path_provider_linux
+      sha256: f7a1fe3a634fe7734c8d3f2766ad746ae2a2884abe22e241a8b301bf5cac3279
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.2.1"
+  path_provider_platform_interface:
+    dependency: transitive
+    description:
+      name: path_provider_platform_interface
+      sha256: "88f5779f72ba699763fa3a3b06aa4bf6de76c8e5de842cf6f29e2e06476c2334"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.1.2"
+  path_provider_windows:
+    dependency: transitive
+    description:
+      name: path_provider_windows
+      sha256: bd6f00dbd873bfb70d0761682da2b3a2c2fccc2b9e84c495821639601d81afe7
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.3.0"
+  platform:
+    dependency: transitive
+    description:
+      name: platform
+      sha256: "5d6b1b0036a5f331ebc77c850ebc8506cbc1e9416c27e59b439f917a902a4984"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.1.6"
+  plugin_platform_interface:
+    dependency: transitive
+    description:
+      name: plugin_platform_interface
+      sha256: "4820fbfdb9478b1ebae27888254d445073732dae3d6ea81f0b7e06d5dedc3f02"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.1.8"
   provider:
     dependency: "direct main"
     description:
@@ -187,6 +248,62 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "6.1.2"
+  shared_preferences:
+    dependency: "direct main"
+    description:
+      name: shared_preferences
+      sha256: "95f9997ca1fb9799d494d0cb2a780fd7be075818d59f00c43832ed112b158a82"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.3.3"
+  shared_preferences_android:
+    dependency: transitive
+    description:
+      name: shared_preferences_android
+      sha256: "3b9febd815c9ca29c9e3520d50ec32f49157711e143b7a4ca039eb87e8ade5ab"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.3.3"
+  shared_preferences_foundation:
+    dependency: transitive
+    description:
+      name: shared_preferences_foundation
+      sha256: "07e050c7cd39bad516f8d64c455f04508d09df104be326d8c02551590a0d513d"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.5.3"
+  shared_preferences_linux:
+    dependency: transitive
+    description:
+      name: shared_preferences_linux
+      sha256: "580abfd40f415611503cae30adf626e6656dfb2f0cee8f465ece7b6defb40f2f"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.4.1"
+  shared_preferences_platform_interface:
+    dependency: transitive
+    description:
+      name: shared_preferences_platform_interface
+      sha256: "57cbf196c486bc2cf1f02b85784932c6094376284b3ad5779d1b1c6c6a816b80"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.4.1"
+  shared_preferences_web:
+    dependency: transitive
+    description:
+      name: shared_preferences_web
+      sha256: d2ca4132d3946fec2184261726b355836a82c33d7d5b67af32692aff18a4684e
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.4.2"
+  shared_preferences_windows:
+    dependency: transitive
+    description:
+      name: shared_preferences_windows
+      sha256: "94ef0f72b2d71bc3e700e025db3710911bd51a71cefb65cc609dd0d9a982e3c1"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.4.1"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -272,6 +389,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.1.0"
+  xdg_directories:
+    dependency: transitive
+    description:
+      name: xdg_directories
+      sha256: "7a3f37b05d989967cdddcbb571f1ea834867ae2faa29725fd085180e0883aa15"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.1.0"
 sdks:
-  dart: ">=3.5.3 <4.0.0"
+  dart: ">=3.5.2 <4.0.0"
-  flutter: ">=3.18.0-18.0.pre.54"
+  flutter: ">=3.24.0"

pubspec.yaml

@@ -19,7 +19,7 @@ publish_to: 'none' # Remove this line if you wish to publish to pub.dev
 version: 1.0.0+1
 
 environment:
-  sdk: ^3.5.3
+  sdk: ^3.5.2
 
 # Dependencies specify other packages that your package needs in order to work.
 # To automatically upgrade your package dependencies to the latest versions
@@ -34,6 +34,7 @@ dependencies:
   google_nav_bar: ^5.0.7
   flutter_rating_bar: ^4.0.1
   http: ^1.2.2
+  shared_preferences: ^2.3.3
 
   # The following adds the Cupertino Icons font to your application.
   # Use with the CupertinoIcons class for iOS style icons.