Raw queries in Kotlin

This commit is contained in:
len 2016-03-18 23:23:56 +01:00
parent a122d817e8
commit 35748fc1f3
6 changed files with 85 additions and 100 deletions

View File

@ -75,7 +75,7 @@ public class DatabaseHelper {
return db.get()
.listOfObjects(Manga.class)
.withQuery(RawQuery.builder()
.query(LibraryMangaGetResolver.QUERY)
.query(RawQueriesKt.getLibraryQuery())
.observesTables(MangaTable.TABLE, ChapterTable.TABLE, MangaCategoryTable.TABLE)
.build())
.withGetResolver(LibraryMangaGetResolver.INSTANCE)
@ -168,7 +168,7 @@ public class DatabaseHelper {
return db.get()
.listOfObjects(MangaChapter.class)
.withQuery(RawQuery.builder()
.query(MangaChapterGetResolver.getRecentChaptersQuery(date))
.query(RawQueriesKt.getRecentsQuery(date))
.observesTables(ChapterTable.TABLE)
.build())
.withGetResolver(MangaChapterGetResolver.INSTANCE)

View File

@ -1,47 +0,0 @@
package eu.kanade.tachiyomi.data.database;
import android.content.Context;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteOpenHelper;
import android.support.annotation.NonNull;
import eu.kanade.tachiyomi.data.database.tables.CategoryTable;
import eu.kanade.tachiyomi.data.database.tables.ChapterTable;
import eu.kanade.tachiyomi.data.database.tables.MangaCategoryTable;
import eu.kanade.tachiyomi.data.database.tables.MangaSyncTable;
import eu.kanade.tachiyomi.data.database.tables.MangaTable;
public class DbOpenHelper extends SQLiteOpenHelper {
public static final String DATABASE_NAME = "tachiyomi.db";
public static final int DATABASE_VERSION = 1;
public DbOpenHelper(@NonNull Context context) {
super(context, DATABASE_NAME, null, DATABASE_VERSION);
}
@Override
public void onCreate(@NonNull SQLiteDatabase db) {
db.execSQL(MangaTable.getCreateTableQuery());
db.execSQL(ChapterTable.getCreateTableQuery());
db.execSQL(MangaSyncTable.getCreateTableQuery());
db.execSQL(CategoryTable.getCreateTableQuery());
db.execSQL(MangaCategoryTable.getCreateTableQuery());
// DB indexes
db.execSQL(MangaTable.getCreateUrlIndexQuery());
db.execSQL(MangaTable.getCreateFavoriteIndexQuery());
db.execSQL(ChapterTable.getCreateMangaIdIndexQuery());
}
@Override
public void onUpgrade(@NonNull SQLiteDatabase db, int oldVersion, int newVersion) {
}
@Override
public void onConfigure(@NonNull SQLiteDatabase db) {
db.setForeignKeyConstraintsEnabled(true);
}
}

View File

@ -0,0 +1,43 @@
package eu.kanade.tachiyomi.data.database
import android.content.Context
import android.database.sqlite.SQLiteDatabase
import android.database.sqlite.SQLiteOpenHelper
import eu.kanade.tachiyomi.data.database.tables.*
class DbOpenHelper(context: Context) : SQLiteOpenHelper(context, DbOpenHelper.DATABASE_NAME, null, DbOpenHelper.DATABASE_VERSION) {
companion object {
/**
* Name of the database file.
*/
const val DATABASE_NAME = "tachiyomi.db"
/**
* Version of the database.
*/
const val DATABASE_VERSION = 1
}
override fun onCreate(db: SQLiteDatabase) = with(db) {
execSQL(MangaTable.getCreateTableQuery())
execSQL(ChapterTable.getCreateTableQuery())
execSQL(MangaSyncTable.getCreateTableQuery())
execSQL(CategoryTable.getCreateTableQuery())
execSQL(MangaCategoryTable.getCreateTableQuery())
// DB indexes
execSQL(MangaTable.getCreateUrlIndexQuery())
execSQL(MangaTable.getCreateFavoriteIndexQuery())
execSQL(ChapterTable.getCreateMangaIdIndexQuery())
}
override fun onUpgrade(db: SQLiteDatabase, oldVersion: Int, newVersion: Int) {
}
override fun onConfigure(db: SQLiteDatabase) {
db.setForeignKeyConstraintsEnabled(true)
}
}

View File

@ -0,0 +1,40 @@
package eu.kanade.tachiyomi.data.database
import java.util.*
import eu.kanade.tachiyomi.data.database.tables.ChapterTable as Chapter
import eu.kanade.tachiyomi.data.database.tables.MangaCategoryTable as MangaCategory
import eu.kanade.tachiyomi.data.database.tables.MangaTable as Manga
/**
* Query to get the manga from the library, with their categories and unread count.
*/
val libraryQuery =
"SELECT M.*, COALESCE(MC.${MangaCategory.COLUMN_CATEGORY_ID}, 0) AS ${Manga.COLUMN_CATEGORY} " +
"FROM (" +
"SELECT ${Manga.TABLE}.*, COALESCE(C.unread, 0) AS ${Manga.COLUMN_UNREAD} " +
"FROM ${Manga.TABLE} " +
"LEFT JOIN (" +
"SELECT ${Chapter.COLUMN_MANGA_ID}, COUNT(*) AS unread " +
"FROM ${Chapter.TABLE} " +
"WHERE ${Chapter.COLUMN_READ} = 0 " +
"GROUP BY ${Chapter.COLUMN_MANGA_ID}" +
") AS C " +
"ON ${Manga.COLUMN_ID} = C.${Chapter.COLUMN_MANGA_ID} " +
"WHERE ${Manga.COLUMN_FAVORITE} = 1 " +
"GROUP BY ${Manga.COLUMN_ID} " +
"ORDER BY ${Manga.COLUMN_TITLE}" +
") AS M " +
"LEFT JOIN (" +
"SELECT * FROM ${MangaCategory.TABLE}) AS MC " +
"ON MC.${MangaCategory.COLUMN_MANGA_ID} = M.${Manga.COLUMN_ID}"
/**
* Query to get the recent chapters of manga from the library up to a date.
*
* @param date the delimiting date.
*/
fun getRecentsQuery(date: Date): String =
"SELECT * FROM ${Manga.TABLE} JOIN ${Chapter.TABLE} " +
"ON ${Manga.TABLE}.${Manga.COLUMN_ID} = ${Chapter.TABLE}.${Chapter.COLUMN_MANGA_ID} " +
"WHERE ${Manga.COLUMN_FAVORITE} = 1 AND ${Chapter.COLUMN_DATE_UPLOAD} > ${date.time} " +
"ORDER BY ${Chapter.COLUMN_DATE_UPLOAD} DESC"

View File

@ -5,45 +5,12 @@ import android.support.annotation.NonNull;
import eu.kanade.tachiyomi.data.database.models.Manga;
import eu.kanade.tachiyomi.data.database.models.MangaStorIOSQLiteGetResolver;
import eu.kanade.tachiyomi.data.database.tables.ChapterTable;
import eu.kanade.tachiyomi.data.database.tables.MangaCategoryTable;
import eu.kanade.tachiyomi.data.database.tables.MangaTable;
public class LibraryMangaGetResolver extends MangaStorIOSQLiteGetResolver {
public static final LibraryMangaGetResolver INSTANCE = new LibraryMangaGetResolver();
public static final String QUERY = String.format(
"SELECT M.*, COALESCE(MC.%10$s, 0) AS %12$s " +
"FROM (" +
"SELECT %1$s.*, COALESCE(C.unread, 0) AS %6$s " +
"FROM %1$s " +
"LEFT JOIN (" +
"SELECT %5$s, COUNT(*) AS unread " +
"FROM %2$s " +
"WHERE %7$s = 0 " +
"GROUP BY %5$s" +
") AS C " +
"ON %4$s = C.%5$s " +
"WHERE %8$s = 1 " +
"GROUP BY %4$s " +
"ORDER BY %9$s" +
") AS M " +
"LEFT JOIN (SELECT * FROM %3$s) AS MC ON MC.%11$s = M.%4$s",
MangaTable.TABLE,
ChapterTable.TABLE,
MangaCategoryTable.TABLE,
MangaTable.COLUMN_ID,
ChapterTable.COLUMN_MANGA_ID,
MangaTable.COLUMN_UNREAD,
ChapterTable.COLUMN_READ,
MangaTable.COLUMN_FAVORITE,
MangaTable.COLUMN_TITLE,
MangaCategoryTable.COLUMN_CATEGORY_ID,
MangaCategoryTable.COLUMN_MANGA_ID,
MangaTable.COLUMN_CATEGORY
);
@Override
@NonNull
public Manga mapFromCursor(@NonNull Cursor cursor) {

View File

@ -5,34 +5,16 @@ import android.support.annotation.NonNull;
import com.pushtorefresh.storio.sqlite.operations.get.DefaultGetResolver;
import java.util.Date;
import eu.kanade.tachiyomi.data.database.models.Chapter;
import eu.kanade.tachiyomi.data.database.models.ChapterStorIOSQLiteGetResolver;
import eu.kanade.tachiyomi.data.database.models.Manga;
import eu.kanade.tachiyomi.data.database.models.MangaChapter;
import eu.kanade.tachiyomi.data.database.models.MangaStorIOSQLiteGetResolver;
import eu.kanade.tachiyomi.data.database.tables.ChapterTable;
import eu.kanade.tachiyomi.data.database.tables.MangaTable;
public class MangaChapterGetResolver extends DefaultGetResolver<MangaChapter> {
public static final MangaChapterGetResolver INSTANCE = new MangaChapterGetResolver();
public static final String QUERY = String.format(
"SELECT * FROM %1$s JOIN %2$s on %1$s.%3$s = %2$s.%4$s",
MangaTable.TABLE,
ChapterTable.TABLE,
MangaTable.COLUMN_ID,
ChapterTable.COLUMN_MANGA_ID);
public static String getRecentChaptersQuery(Date date) {
return QUERY + String.format(" WHERE %1$s = 1 AND %2$s > %3$d ORDER BY %2$s DESC",
MangaTable.COLUMN_FAVORITE,
ChapterTable.COLUMN_DATE_UPLOAD,
date.getTime());
}
@NonNull
private final MangaStorIOSQLiteGetResolver mangaGetResolver;