/*
* Copyright (C) 2016 Álinson Santos Xavier <isoron@gmail.com>
*
* This file is part of Loop Habit Tracker.
*
* Loop Habit Tracker is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by the
* Free Software Foundation, either version 3 of the License, or (at your
* option) any later version.
*
* Loop Habit Tracker is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along
* with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.isoron.uhabits.io;
import android.database.*;
import android.database.sqlite.*;
import android.support.annotation.*;
import org.isoron.uhabits.models.*;
import org.isoron.uhabits.utils.DatabaseUtils;
import org.isoron.uhabits.utils.*;
import java.io.*;
import java.util.*;
import javax.inject.*;
/**
* Class that imports data from database files exported by Tickmate.
*/
public class TickmateDBImporter extends AbstractImporter
{
private ModelFactory modelFactory;
@Inject
public TickmateDBImporter(@NonNull HabitList habits,
@NonNull ModelFactory modelFactory)
{
super(habits);
this.modelFactory = modelFactory;
}
@Override
public boolean canHandle(@NonNull File file) throws IOException
{
if (!isSQLite3File(file)) return false;
SQLiteDatabase db = SQLiteDatabase.openDatabase(file.getPath(), null,
SQLiteDatabase.OPEN_READONLY);
Cursor c = db.rawQuery(
"select count(*) from SQLITE_MASTER where name=? or name=?",
new String[]{"tracks", "track2groups"});
boolean result = (c.moveToFirst() && c.getInt(0) == 2);
c.close();
db.close();
return result;
}
@Override
public void importHabitsFromFile(@NonNull File file) throws IOException
{
final SQLiteDatabase db =
SQLiteDatabase.openDatabase(file.getPath(), null,
SQLiteDatabase.OPEN_READONLY);
DatabaseUtils.executeAsTransaction(() -> createHabits(db));
db.close();
}
private void createCheckmarks(@NonNull SQLiteDatabase db,
@NonNull Habit habit,
int tickmateTrackId)
{
Cursor c = null;
try
{
String[] params = {Integer.toString(tickmateTrackId)};
c = db.rawQuery(
"select distinct year, month, day from ticks where _track_id=?",
params);
if (!c.moveToFirst()) return;
do
{
int year = c.getInt(0);
int month = c.getInt(1);
int day = c.getInt(2);
GregorianCalendar cal = DateUtils.getStartOfTodayCalendar();
cal.set(year, month, day);
habit.getRepetitions().toggleTimestamp(cal.getTimeInMillis());
} while (c.moveToNext());
}
finally
{
if (c != null) c.close();
}
}
private void createHabits(SQLiteDatabase db)
{
Cursor c = null;
try
{
c = db.rawQuery("select _id, name, description from tracks",
new String[0]);
if (!c.moveToFirst()) return;
do
{
int id = c.getInt(0);
String name = c.getString(1);
String description = c.getString(2);
Habit habit = modelFactory.buildHabit();
habit.setName(name);
habit.setDescription(description);
habit.setFrequency(Frequency.DAILY);
habits.add(habit);
createCheckmarks(db, habit, id);
} while (c.moveToNext());
}
finally
{
if (c != null) c.close();
}
}
}