播放器首次提交（测试版本）
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package com.example.myapplication.data;
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import android.content.Context;
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import androidx.room.Database;
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import androidx.room.Room;
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import androidx.room.RoomDatabase;
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import androidx.room.migration.Migration;
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import androidx.sqlite.db.SupportSQLiteDatabase;
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@Database(
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entities = {IconLibraryEntity.class, ServerEntity.class},
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version = 4,
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exportSchema = false
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)
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public abstract class AppDatabase extends RoomDatabase {
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public abstract IconLibraryDao iconLibraryDao();
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public abstract ServerDao serverDao();
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private static volatile AppDatabase instance;
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private static final Migration MIGRATION_1_2 = new Migration(1, 2) {
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@Override
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public void migrate(SupportSQLiteDatabase db) {
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db.execSQL(
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"CREATE TABLE IF NOT EXISTS servers (" +
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"`id` TEXT NOT NULL, " +
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"`name` TEXT, " +
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"`host` TEXT, " +
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"`basePath` TEXT, " +
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"`port` TEXT, " +
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"`username` TEXT, " +
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"`password` TEXT, " +
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"`note` TEXT, " +
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"PRIMARY KEY(`id`))"
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);
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db.execSQL("ALTER TABLE icon_libraries RENAME TO icon_libraries_old");
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db.execSQL(
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"CREATE TABLE icon_libraries (" +
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"`id` TEXT NOT NULL, " +
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"`name` TEXT, " +
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"`sourceUrl` TEXT, " +
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"`isDefault` INTEGER NOT NULL, " +
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"`iconCount` INTEGER NOT NULL, " +
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"PRIMARY KEY(`id`))"
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);
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db.execSQL(
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"INSERT INTO icon_libraries (`id`, `name`, `sourceUrl`, `isDefault`, `iconCount`) " +
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"SELECT old.`id`, old.`name`, old.`sourceUrl`, old.`isDefault`, " +
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"COALESCE((SELECT COUNT(*) FROM icon_items WHERE libraryId = old.`id`), 0) " +
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"FROM icon_libraries_old old"
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);
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db.execSQL("DROP TABLE IF EXISTS icon_items");
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db.execSQL("DROP TABLE icon_libraries_old");
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}
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};
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private static final Migration MIGRATION_2_3 = new Migration(2, 3) {
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@Override
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public void migrate(SupportSQLiteDatabase db) {
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db.execSQL("ALTER TABLE servers ADD COLUMN accessToken TEXT");
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db.execSQL("ALTER TABLE servers ADD COLUMN userId TEXT");
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}
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};
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private static final Migration MIGRATION_3_4 = new Migration(3, 4) {
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@Override
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public void migrate(SupportSQLiteDatabase db) {
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db.execSQL("ALTER TABLE servers ADD COLUMN iconUrl TEXT");
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}
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};
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public static AppDatabase getInstance(Context context) {
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if (instance == null) {
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synchronized (AppDatabase.class) {
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if (instance == null) {
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instance = Room.databaseBuilder(
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context.getApplicationContext(),
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AppDatabase.class,
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"emby_player.db"
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).addMigrations(MIGRATION_1_2, MIGRATION_2_3, MIGRATION_3_4).build();
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}
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}
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}
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return instance;
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}
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}
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@@ -0,0 +1,34 @@
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package com.example.myapplication.data;
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import androidx.room.Dao;
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import androidx.room.Insert;
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import androidx.room.OnConflictStrategy;
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import androidx.room.Query;
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import androidx.room.Transaction;
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import java.util.List;
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@Dao
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public interface IconLibraryDao {
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@Query("SELECT * FROM icon_libraries ORDER BY name COLLATE NOCASE")
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List<IconLibraryEntity> getLibraries();
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@Insert(onConflict = OnConflictStrategy.REPLACE)
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void insertLibrary(IconLibraryEntity library);
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@Query("UPDATE icon_libraries SET isDefault = 0 WHERE id != :excludeId")
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void clearDefaultFlags(String excludeId);
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@Query("UPDATE icon_libraries SET iconCount = :count WHERE id = :libraryId")
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void updateIconCount(String libraryId, int count);
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@Query("DELETE FROM icon_libraries WHERE id = :libraryId")
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void deleteLibrary(String libraryId);
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@Transaction
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default void saveLibrary(IconLibraryEntity library) {
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if (library.isDefault) {
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clearDefaultFlags(library.id);
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}
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insertLibrary(library);
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}
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}
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@@ -0,0 +1,24 @@
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package com.example.myapplication.data;
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import androidx.annotation.NonNull;
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import androidx.room.Entity;
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import androidx.room.PrimaryKey;
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@Entity(tableName = "icon_libraries")
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public class IconLibraryEntity {
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@PrimaryKey
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@NonNull
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public String id;
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public String name;
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public String sourceUrl;
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public boolean isDefault;
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public int iconCount;
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public IconLibraryEntity(String id, String name, String sourceUrl, boolean isDefault, int iconCount) {
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this.id = id;
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this.name = name;
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this.sourceUrl = sourceUrl;
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this.isDefault = isDefault;
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this.iconCount = iconCount;
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}
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}
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@@ -0,0 +1,25 @@
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package com.example.myapplication.data;
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import androidx.room.Dao;
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import androidx.room.Insert;
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import androidx.room.OnConflictStrategy;
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import androidx.room.Query;
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import java.util.List;
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@Dao
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public interface ServerDao {
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@Query("SELECT * FROM servers ORDER BY rowid")
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List<ServerEntity> getServers();
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@Query("SELECT COUNT(*) FROM servers")
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int getServerCount();
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@Insert(onConflict = OnConflictStrategy.REPLACE)
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void insertServer(ServerEntity server);
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@Query("DELETE FROM servers WHERE (id = 'server_1' AND host = 'xying.local') OR (id = 'server_2' AND host = 'film.example.com')")
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void deleteLegacySampleServers();
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@Query("DELETE FROM servers WHERE id = :serverId")
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void deleteServer(String serverId);
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}
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@@ -0,0 +1,65 @@
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package com.example.myapplication.data;
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import androidx.annotation.NonNull;
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import androidx.room.Entity;
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import androidx.room.Ignore;
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import androidx.room.PrimaryKey;
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@Entity(tableName = "servers")
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public class ServerEntity {
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@PrimaryKey
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@NonNull
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public String id;
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public String name;
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public String host;
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public String basePath;
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public String port;
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public String username;
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public String password;
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public String note;
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public String accessToken;
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public String userId;
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public String iconUrl;
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@Ignore
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public ServerEntity(
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String id,
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String name,
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String host,
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String basePath,
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String port,
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String username,
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String password,
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String note,
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String accessToken,
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String userId
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) {
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this(id, name, host, basePath, port, username, password, note, accessToken, userId, "");
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}
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public ServerEntity(
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String id,
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String name,
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String host,
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String basePath,
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String port,
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String username,
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String password,
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String note,
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String accessToken,
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String userId,
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String iconUrl
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) {
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this.id = id;
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this.name = name;
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this.host = host;
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this.basePath = basePath;
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this.port = port;
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this.username = username;
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this.password = password;
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this.note = note;
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this.accessToken = accessToken;
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this.userId = userId;
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this.iconUrl = iconUrl == null ? "" : iconUrl;
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}
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}
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