make app visible on android auto need to be tested and fix search in …

…offline ext

app/src/main/AndroidManifest.xml

@@ -125,6 +125,9 @@
                 android:name="android.support.FILE_PROVIDER_PATHS"
                 android:resource="@xml/provider_paths" />
         </provider>
+
+        <meta-data android:name="com.google.android.gms.car.application"
+            android:resource="@xml/automotive_app_desc"/>
     </application>
 
 </manifest>

app/src/main/java/dev/brahmkshatriya/echo/offline/MediaStoreUtils.kt

@@ -659,7 +659,7 @@ object MediaStoreUtils {
 
     fun <E> List<E>.searchBy(query: String, block: (E) -> List<String?>) = map { item ->
         val titles = block(item).mapNotNull { it }.ifEmpty { return@map 0 to item }
-        val distance = titles.map { it to wagnerFischer(it, query) }.minBy { it.second }
+        val distance = titles.map { it to wagnerFischer(it, query) }.maxBy { it.second }
         val bonus = if (distance.first.contains(query, true)) -20 else 0
         distance.second + bonus to item
     }.filter { it.first <= 0 }.sortedBy { it.first }

app/src/main/java/dev/brahmkshatriya/echo/offline/OfflineExtension.kt

@@ -353,11 +353,15 @@ class OfflineExtension(
         context.saveToCache("search_history", history, "offline")
     }
 
-    override suspend fun searchTabs(query: String) =
-        listOf("All", "Tracks", "Albums", "Artists").map { Tab(it, it) }
+    override suspend fun searchTabs(query: String) = if (query.isBlank()) listOf()
+    else listOf("All", "Tracks", "Albums", "Artists").map { Tab(it, it) }
 
     override fun searchFeed(query: String, tab: Tab?) = run {
-        query.ifBlank { return@run emptyList() }
+        query.ifBlank {
+            return@run library.songList.sortedByDescending {
+                it.extras["addDate"]?.toLongOrNull()
+            }.map { it.toMediaItem().toShelf() }
+        }
         saveInHistory(query)
         val tracks = library.songList.map { it }.searchBy(query) {
             listOf(it.title, it.album?.title) + it.artists.map { artist -> artist.name }

app/src/main/res/xml/automotive_app_desc.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<automotiveApp xmlns:tools="http://schemas.android.com/tools">
+    <uses name="media"/>
+    <uses name="video" tools:ignore="InvalidUsesTagAttribute" />
+</automotiveApp>