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Add methods to fetch and save daily sudokus to the DatabaseHelper class

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This commit is contained in:
uykek 2020-05-21 12:33:32 +02:00
parent 472f691695
commit 8b8f72b2e7
1 changed files with 36 additions and 11 deletions
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47
app/src/main/java/org/secuso/privacyfriendlysudoku/controller/database/DatabaseHelper.java
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@ -6,7 +6,9 @@ import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase; import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteOpenHelper; import android.database.sqlite.SQLiteOpenHelper;
import org.secuso.privacyfriendlysudoku.controller.database.columns.DailySudokuColumns;
import org.secuso.privacyfriendlysudoku.controller.database.columns.LevelColumns; import org.secuso.privacyfriendlysudoku.controller.database.columns.LevelColumns;
import org.secuso.privacyfriendlysudoku.controller.database.model.DailySudoku;
import org.secuso.privacyfriendlysudoku.controller.database.model.Level; import org.secuso.privacyfriendlysudoku.controller.database.model.Level;
import org.secuso.privacyfriendlysudoku.game.GameDifficulty; import org.secuso.privacyfriendlysudoku.game.GameDifficulty;
import org.secuso.privacyfriendlysudoku.game.GameType; import org.secuso.privacyfriendlysudoku.game.GameType;
@ -27,22 +29,13 @@ public class DatabaseHelper extends SQLiteOpenHelper {
@Override @Override
public void onCreate(SQLiteDatabase db) { public void onCreate(SQLiteDatabase db) {
String createTable =
"CREATE TABLE DAILYSUDOKU" +
"( DATE TEXT PRIMARY KEY " +
" , LEVEL_difficulty TEXT " +
" , LEVEL_gametype TEXT" +
" , LEVEL_time INTEGER " +
" , LEVEL_puzzle TEXT" +
")"
;
db.execSQL(LevelColumns.SQL_CREATE_ENTRIES); db.execSQL(LevelColumns.SQL_CREATE_ENTRIES);
db.execSQL(DailySudokuColumns.SQL_CREATE_ENTRIES);
} }
public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) { public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
db.execSQL(LevelColumns.SQL_DELETE_ENTRIES); db.execSQL(LevelColumns.SQL_DELETE_ENTRIES);
db.execSQL(DailySudokuColumns.SQL_DELETE_ENTRIES);
onCreate(db); onCreate(db);
} }
@ -91,6 +84,33 @@ public class DatabaseHelper extends SQLiteOpenHelper {
return levelList.get(0); return levelList.get(0);
} }
public synchronized List<DailySudoku> getDailySudokus() {
List<DailySudoku> dailySudokuList = new LinkedList<>();
SQLiteDatabase database = getWritableDatabase();
String order = DailySudokuColumns._ID + " DESC";
// How you want the results sorted in the resulting Cursor
Cursor c = database.query(
DailySudokuColumns.TABLE_NAME, // The table to query
DailySudokuColumns.PROJECTION, // The columns to return
null, // select all rows
null, // select all rows
null, // don't group the rows
null, // don't filter by row groups
order // The sort order
);
if (c != null) {
while(c.moveToNext()) {
dailySudokuList.add(DailySudokuColumns.getLevel(c));
}
}
c.close();
return dailySudokuList;
}
public synchronized void deleteLevel(int id) { public synchronized void deleteLevel(int id) {
SQLiteDatabase database = getWritableDatabase(); SQLiteDatabase database = getWritableDatabase();
@ -104,5 +124,10 @@ public class DatabaseHelper extends SQLiteOpenHelper {
SQLiteDatabase database = getWritableDatabase(); SQLiteDatabase database = getWritableDatabase();
return database.insert(LevelColumns.TABLE_NAME, null, LevelColumns.getValues(level)); return database.insert(LevelColumns.TABLE_NAME, null, LevelColumns.getValues(level));
} }
public synchronized long addDailySudoku(DailySudoku ds) {
SQLiteDatabase database = getWritableDatabase();
return database.insert(DailySudokuColumns.TABLE_NAME, null, DailySudokuColumns.getValues(ds));
}
} }