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Migrate database

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This commit is contained in:
GGAutomaton 2022-04-13 19:41:07 +08:00
parent 629b685f5a
commit 96d6b309ec
6 changed files with 800 additions and 4 deletions
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737
app/schemas/org.schabi.newpipe.database.AppDatabase/6.json Normal file
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5
app/src/androidTest/java/org/schabi/newpipe/database/DatabaseMigrationTest.kt
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@ -84,6 +84,11 @@ class DatabaseMigrationTest {
true, Migrations.MIGRATION_4_5
)
testHelper.runMigrationsAndValidate(
AppDatabase.DATABASE_NAME, Migrations.DB_VER_6,
true, Migrations.MIGRATION_5_6
)
val migratedDatabaseV3 = getMigratedDatabase()
val listFromDB = migratedDatabaseV3.streamDAO().all.blockingFirst()

4
app/src/main/java/org/schabi/newpipe/NewPipeDatabase.java
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@ -5,6 +5,7 @@ import static org.schabi.newpipe.database.Migrations.MIGRATION_1_2;
import static org.schabi.newpipe.database.Migrations.MIGRATION_2_3;
import static org.schabi.newpipe.database.Migrations.MIGRATION_3_4;
import static org.schabi.newpipe.database.Migrations.MIGRATION_4_5;
import static org.schabi.newpipe.database.Migrations.MIGRATION_5_6;
import android.content.Context;
import android.database.Cursor;
@ -24,7 +25,8 @@ public final class NewPipeDatabase {
private static AppDatabase getDatabase(final Context context) {
return Room
.databaseBuilder(context.getApplicationContext(), AppDatabase.class, DATABASE_NAME)
.addMigrations(MIGRATION_1_2, MIGRATION_2_3, MIGRATION_3_4, MIGRATION_4_5)
.addMigrations(MIGRATION_1_2, MIGRATION_2_3, MIGRATION_3_4, MIGRATION_4_5,
MIGRATION_5_6)
.build();
}

4
app/src/main/java/org/schabi/newpipe/database/AppDatabase.java
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@ -1,6 +1,6 @@
package org.schabi.newpipe.database;
import static org.schabi.newpipe.database.Migrations.DB_VER_5;
import static org.schabi.newpipe.database.Migrations.DB_VER_6;
import androidx.room.Database;
import androidx.room.RoomDatabase;
@ -38,7 +38,7 @@ import org.schabi.newpipe.database.subscription.SubscriptionEntity;
FeedEntity.class, FeedGroupEntity.class, FeedGroupSubscriptionEntity.class,
FeedLastUpdatedEntity.class
},
version = DB_VER_5
version = DB_VER_6
)
public abstract class AppDatabase extends RoomDatabase {
public static final String DATABASE_NAME = "newpipe.db";

42
app/src/main/java/org/schabi/newpipe/database/Migrations.java
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@ -23,6 +23,7 @@ public final class Migrations {
public static final int DB_VER_3 = 3;
public static final int DB_VER_4 = 4;
public static final int DB_VER_5 = 5;
public static final int DB_VER_6 = 6;
private static final String TAG = Migrations.class.getName();
public static final boolean DEBUG = MainActivity.DEBUG;
@ -184,7 +185,46 @@ public final class Migrations {
@Override
public void migrate(@NonNull final SupportSQLiteDatabase database) {
database.execSQL("ALTER TABLE `subscriptions` ADD COLUMN `notification_mode` "
+ "INTEGER NOT NULL DEFAULT 0");
+ "INTEGER NOT NULL DEFAULT 0");
}
};
public static final Migration MIGRATION_5_6 = new Migration(DB_VER_5, DB_VER_6) {
@Override
public void migrate(@NonNull final SupportSQLiteDatabase database) {
try {
database.beginTransaction();
// create a temp table to initialize display_index
database.execSQL("CREATE TABLE `playlists_tmp` "
+ "(`uid` INTEGER NOT NULL, "
+ "`name` TEXT, `thumbnail_url` TEXT,"
+ "`display_index` INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL)");
database.execSQL("INSERT INTO `playlists_tmp` (`uid`, `name`, `thumbnail_url`)"
+ "SELECT `uid`, `name`, `thumbnail_url` FROM `playlists`");
// drop the old table and create new one
database.execSQL("DROP TABLE `playlists`");
database.execSQL("CREATE TABLE `playlists` "
+ "(`uid` INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL, "
+ "`name` TEXT, `thumbnail_url` TEXT,"
+ "`display_index` INTEGER NOT NULL UNIQUE)");
// insert temp data into the new table
// set display_index start from zero
database.execSQL("INSERT INTO `playlists` SELECT * FROM `playlists_tmp`");
database.execSQL("UPDATE `playlists` SET `display_index` = `display_index` - 1");
// drop tmp table
database.execSQL("DROP TABLE `playlists_tmp`");
// create index on the new table
database.execSQL("CREATE INDEX `index_playlists_name` ON `playlists` (`name`)");
database.setTransactionSuccessful();
} finally {
database.endTransaction();
}
}
};

12
app/src/main/java/org/schabi/newpipe/database/playlist/model/PlaylistEntity.java
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@ -15,6 +15,7 @@ public class PlaylistEntity {
public static final String PLAYLIST_ID = "uid";
public static final String PLAYLIST_NAME = "name";
public static final String PLAYLIST_THUMBNAIL_URL = "thumbnail_url";
public static final String PLAYLIST_DISPLAY_INDEX = "display_index";
@PrimaryKey(autoGenerate = true)
@ColumnInfo(name = PLAYLIST_ID)
@ -26,6 +27,9 @@ public class PlaylistEntity {
@ColumnInfo(name = PLAYLIST_THUMBNAIL_URL)
private String thumbnailUrl;
@ColumnInfo(name = PLAYLIST_DISPLAY_INDEX)
private long displayIndex = 0;
public PlaylistEntity(final String name, final String thumbnailUrl) {
this.name = name;
this.thumbnailUrl = thumbnailUrl;
@ -54,4 +58,12 @@ public class PlaylistEntity {
public void setThumbnailUrl(final String thumbnailUrl) {
this.thumbnailUrl = thumbnailUrl;
}
public long getDisplayIndex() {
return displayIndex;
}
public void setDisplayIndex(final long displayIndex) {
this.displayIndex = displayIndex;
}
}