Change Icons schema:

- drop useless `scale` column
- add `themed` column
- add `name` column

core/database/src/main/java/de/mm20/launcher2/database/AppDatabase.kt

@@ -18,6 +18,7 @@ import de.mm20.launcher2.database.migrations.Migration_15_16
 import de.mm20.launcher2.database.migrations.Migration_16_17
 import de.mm20.launcher2.database.migrations.Migration_17_18
 import de.mm20.launcher2.database.migrations.Migration_18_19
+import de.mm20.launcher2.database.migrations.Migration_19_20
 import de.mm20.launcher2.database.migrations.Migration_6_7
 import de.mm20.launcher2.database.migrations.Migration_7_8
 import de.mm20.launcher2.database.migrations.Migration_8_9
@@ -33,7 +34,7 @@ import de.mm20.launcher2.database.migrations.Migration_9_10
         WidgetEntity::class,
         CustomAttributeEntity::class,
         SearchActionEntity::class,
-    ], version = 19, exportSchema = true
+    ], version = 20, exportSchema = true
 )
 @TypeConverters(ComponentNameConverter::class, StringListConverter::class)
 abstract class AppDatabase : RoomDatabase() {
@@ -99,6 +100,7 @@ abstract class AppDatabase : RoomDatabase() {
                         Migration_16_17(),
                         Migration_17_18(),
                         Migration_18_19(),
+                        Migration_19_20(),
                     ).build()
             if (_instance == null) _instance = instance
             return instance

core/database/src/main/java/de/mm20/launcher2/database/entities/IconEntity.kt

@@ -10,6 +10,7 @@ data class IconEntity(
         val componentName: ComponentName?,
         val drawable: String?,
         val iconPack: String,
-        val scale : Float? = null,
+        val themed: Boolean,
+        val name: String?,
         @PrimaryKey(autoGenerate = true) val id : Long? = null
 )

core/database/src/main/java/de/mm20/launcher2/database/migrations/Migration_19_20.kt

@@ -0,0 +1,22 @@
+package de.mm20.launcher2.database.migrations
+
+import androidx.room.migration.Migration
+import androidx.sqlite.db.SupportSQLiteDatabase
+
+class Migration_19_20: Migration(19, 20) {
+    override fun migrate(database: SupportSQLiteDatabase) {
+        database.execSQL("ALTER TABLE `Icons` RENAME TO `Icons_old`")
+        database.execSQL("""
+            CREATE TABLE IF NOT EXISTS `Icons` (
+                `type` TEXT NOT NULL,
+                `componentName` TEXT,
+                `drawable` TEXT,
+                `iconPack` TEXT NOT NULL,
+                `themed` INTEGER NOT NULL,
+                `name` TEXT,
+                `id` INTEGER PRIMARY KEY AUTOINCREMENT)
+            """)
+        database.execSQL("INSERT INTO `Icons` (`type`, `componentName`, `drawable`, `iconPack`, `themed`, `name`) SELECT `type`, `componentName`, `drawable`, `iconPack`, 0, null FROM `Icons_old`")
+        database.execSQL("DROP TABLE `Icons_old`")
+    }
+}