mirror of
https://github.com/TeamNewPipe/NewPipe
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48 lines
3.6 KiB
Java
48 lines
3.6 KiB
Java
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package org.schabi.newpipe.database;
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import android.arch.persistence.db.SupportSQLiteDatabase;
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import android.arch.persistence.room.migration.Migration;
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import android.support.annotation.NonNull;
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public class Migrations {
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public static final int DB_VER_11_0 = 1;
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public static final int DB_VER_12_0 = 2;
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public static final Migration MIGRATION_11_12 = new Migration(DB_VER_11_0, DB_VER_12_0) {
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@Override
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public void migrate(@NonNull SupportSQLiteDatabase database) {
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database.execSQL("CREATE TABLE IF NOT EXISTS `streams` (`uid` INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL, `service_id` INTEGER NOT NULL, `url` TEXT, `title` TEXT, `stream_type` TEXT, `duration` INTEGER, `uploader` TEXT, `thumbnail_url` TEXT)");
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database.execSQL("CREATE UNIQUE INDEX `index_streams_service_id_url` ON `streams` (`service_id`, `url`)");
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database.execSQL("CREATE TABLE IF NOT EXISTS `stream_history` (`stream_id` INTEGER NOT NULL, `access_date` INTEGER NOT NULL, PRIMARY KEY(`stream_id`, `access_date`), FOREIGN KEY(`stream_id`) REFERENCES `streams`(`uid`) ON UPDATE CASCADE ON DELETE CASCADE )");
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database.execSQL("CREATE INDEX `index_stream_history_stream_id` ON `stream_history` (`stream_id`)");
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database.execSQL("CREATE TABLE IF NOT EXISTS `stream_state` (`stream_id` INTEGER NOT NULL, `progress_time` INTEGER NOT NULL, PRIMARY KEY(`stream_id`), FOREIGN KEY(`stream_id`) REFERENCES `streams`(`uid`) ON UPDATE CASCADE ON DELETE CASCADE )");
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database.execSQL("CREATE TABLE IF NOT EXISTS `playlists` (`uid` INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL, `name` TEXT, `thumbnail_url` TEXT)");
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database.execSQL("CREATE INDEX `index_playlists_name` ON `playlists` (`name`)");
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database.execSQL("CREATE TABLE IF NOT EXISTS `playlist_stream_join` (`playlist_id` INTEGER NOT NULL, `stream_id` INTEGER NOT NULL, `join_index` INTEGER NOT NULL, PRIMARY KEY(`playlist_id`, `stream_id`, `join_index`), FOREIGN KEY(`playlist_id`) REFERENCES `playlists`(`uid`) ON UPDATE CASCADE ON DELETE CASCADE DEFERRABLE INITIALLY DEFERRED, FOREIGN KEY(`stream_id`) REFERENCES `streams`(`uid`) ON UPDATE CASCADE ON DELETE CASCADE DEFERRABLE INITIALLY DEFERRED)");
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database.execSQL("CREATE UNIQUE INDEX `index_playlist_stream_join_playlist_id_join_index` ON `playlist_stream_join` (`playlist_id`, `join_index`)");
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database.execSQL("CREATE INDEX `index_playlist_stream_join_stream_id` ON `playlist_stream_join` (`stream_id`)");
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// Populate streams table with existing entries in watch history
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// Latest data first, thus ignoring older entries with the same indices
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database.execSQL("INSERT OR IGNORE INTO streams (service_id, url, title, " +
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"stream_type, duration, uploader, thumbnail_url) " +
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"SELECT service_id, url, title, 'VIDEO_STREAM', duration, " +
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"uploader, thumbnail_url " +
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"FROM watch_history " +
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"ORDER BY creation_date DESC");
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// Once the streams have PKs, join them with the normalized history table
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// and populate it with the remaining data from watch history
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database.execSQL("INSERT INTO stream_history (stream_id, access_date)" +
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"SELECT uid, creation_date " +
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"FROM watch_history INNER JOIN streams " +
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"ON watch_history.service_id == streams.service_id " +
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"AND watch_history.url == streams.url " +
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"ORDER BY creation_date DESC");
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}
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};
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}
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