BarDao.java

package com.dayerdl.firstround.database.daos;

import android.content.Context;
import android.database.Cursor;
import android.database.sqlite.SQLiteException;
import android.text.TextUtils;
import android.util.Log;
import com.dayerdl.firstround.model.Bar;
import com.dayerdl.firstround.model.BarRealm;
import com.parse.ParseFile;
import com.parse.ParseGeoPoint;

import java.util.ArrayList;
import java.util.List;

import io.realm.Realm;
import io.realm.RealmObject;

public class BarDao {
    private static final String LOG_TAG = "BarDao";
    private Realm realm ;


    public BarDao(Context ctx){
        realm = Realm.getInstance(ctx);
    }

    /**
     * Insert a Bar into the database
     *
     * @param bar
     * @return
     */
    public void insertDataToDatabase(Bar bar) throws SQLiteException {
        if (bar == null) {
            Log.e(LOG_TAG, "Error inserting data into the database. The Bar cannot be null");
        }
        realm.beginTransaction();

        BarRealm barRealm = realm.createObject(BarRealm.class);
        populateBarRealm(bar, barRealm);

        realm.commitTransaction();
    }

    private BarRealm populateBarRealm(Bar source, BarRealm dest) {
        dest.setId(source.getObjectId());
        if(source.getName() != null) {
            dest.setName(source.getName());
        }
        if(source.getDescription() != null) {
            dest.setDescription(source.getDescription());
        }
        dest.setLatitude(source.getLatitude());
        dest.setLongitude(source.getLongitude());
        ParseGeoPoint parseGeoPoint = new ParseGeoPoint(source.getLatitude(), source.getLongitude());
        if(parseGeoPoint != null) {
            dest.setPosition(parseGeoPoint);
        }
        dest.setVisible(source.isVisible());
        dest.setMen(source.hasMen());
        dest.setLadies(source.hasLadies());
        dest.setPromo(source.hasPromo());
        if(source.getLadiesDesc() != null) {
            dest.setLadiesDesc(source.getLadiesDesc());
        }
        if(source.getMenDesc() != null) {
            dest.setMenDesc(source.getMenDesc());
        }
        ParseFile file = source.getPhotoFile();
        if (file != null) {
            String url = file.getUrl();
            if (url != null && !TextUtils.isEmpty(url)) {
                dest.setPhoto(file.getUrl());
            }
        }
        if(source.getAddress() != null) {
            dest.setAddress(source.getAddress());
        }
        if(source.getRating() != null) {
            dest.setRate((int) source.getRating());
        }
        String daysOpen = source.getDaysOpenString();
        if (daysOpen != null && !TextUtils.isEmpty(daysOpen)) {
            dest.setDaysOpen(daysOpen);
        }

        return dest;
    }

    private Bar populateBarParse(BarRealm source, Bar dest) {
        dest.setObjectId(source.getId());
        dest.setName(source.getName());
        dest.setDescription(source.getDescription());
        dest.setLatitude(source.getLatitude());
        dest.setLongitude(source.getLongitude());
        ParseGeoPoint parseGeoPoint = new ParseGeoPoint(source.getLatitude(), source.getLongitude());
        dest.setLocation(parseGeoPoint);
        dest.setVisible(source.isVisible());
        dest.setMen(source.isMen());
        dest.setLadies(source.isLadies());
        dest.setPromo(source.isPromo());
        dest.setLadiesDesc(source.getLadiesDesc());
        dest.setMenDesc(source.getMenDesc());
        String uri = source.getPhoto();
        if (!TextUtils.isEmpty(uri)) {
            dest.setPhotoURI(uri);
        }
        dest.setAddress(source.getAddress());
        dest.setRating(source.getRate());
        String daysOpen = source.getDaysOpen();
        if (!TextUtils.isEmpty(daysOpen)) {
            dest.setDaysOpen(daysOpen);
        }

        return dest;
    }

    public Bar getBar(String objectId) {
        BarRealm barStored = realm.where(BarRealm.class).equalTo(Bar.ID, objectId).findFirst();
        Bar bar = populateBarParse(barStored, new Bar());
        return bar;

    }

    public List<Bar> queryAllData() {
        List<BarRealm> listBars = realm.where(BarRealm.class).findAll();
        List<Bar> listParseBars = new ArrayList<>();
        for(BarRealm br : listBars){
            Bar b = new Bar();
            listParseBars.add(populateBarParse(br, b));
        }
        return listParseBars;
    }

    public void deleteAll() {
        realm.beginTransaction();
        realm.allObjects(BarRealm.class).clear();
        realm.commitTransaction();
    }
}