feat: android splashcreen

- implemented android splashscreen and notification icon
- adjusted pricetile coloring when available again

android/app/src/main/AndroidManifest.xml

@@ -55,6 +55,13 @@
                <data android:mimeType="text/*" />
             </intent-filter>
         </activity>
+        <receiver android:name="com.dexterous.flutterlocalnotifications.ScheduledNotificationReceiver" />
+        <receiver android:name="com.dexterous.flutterlocalnotifications.ScheduledNotificationBootReceiver">
+            <intent-filter>
+                <action android:name="android.intent.action.BOOT_COMPLETED"/>
+                <action android:name="android.intent.action.MY_PACKAGE_REPLACED"/>
+            </intent-filter>
+        </receiver>
         <!-- Don't delete the meta-data below.
              This is used by the Flutter tool to generate GeneratedPluginRegistrant.java -->
         <meta-data

android/app/src/main/res/drawable/launch_background.xml

@@ -1,12 +1,12 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- Modify this file to customize your launch splash screen -->
 <layer-list xmlns:android="http://schemas.android.com/apk/res/android">
-    <item android:drawable="@android:color/white" />
+    <item android:drawable="@color/lightBlue" />
 
     <!-- You can insert your own image assets here -->
-    <!-- <item>
+    <item>
         <bitmap
             android:gravity="center"
-            android:src="@mipmap/launch_image" />
-    </item> -->
+            android:src="@drawable/ic_launcher_foreground" />
+    </item>
 </layer-list>

android/app/src/main/res/values/styles.xml

@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
+    <color name="lightBlue">#FF5B9DC1</color>
     <!-- Theme applied to the Android Window while the process is starting -->
     <style name="LaunchTheme" parent="@android:style/Theme.Black.NoTitleBar">
         <!-- Show a splash screen on the activity. Automatically removed when
@@ -13,6 +14,6 @@
          
          This Theme is only used starting with V2 of Flutter's Android embedding. -->
     <style name="NormalTheme" parent="@android:style/Theme.Black.NoTitleBar">
-        <item name="android:windowBackground">@android:color/white</item>
+        <item name="android:windowBackground">@android:color/black</item>
     </style>
 </resources>

lib/screens/home/components/product_list_tile.dart

@@ -17,16 +17,10 @@ class ProductListTile extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     //Price Difference since last day => used for coloring
-    double _priceDifference = (product.prices.length > 1 &&
-            product.prices[product.prices.length - 1] >= 0)
-        ? product.prices[product.prices.length - 1] -
-            product.prices[product.prices.length - 2]
-        : 0.0;
+    double _priceDifference = product.priceDifferenceToYesterday();
+    bool _underTarget = product.underTarget();
 
-    bool _underTarget = product.prices[product.prices.length - 1] >= 0 &&
-        product.prices[product.prices.length - 1] <= product.targetPrice;
-
-    Color _chosenColor = _priceDifference == 0
+    Color _chosenColor = _priceDifference == 0 || product.availableAgain()
         ? Colors.transparent
         : _priceDifference < 0 ? Colors.green[800] : Colors.red[900];