meinWald/Code Android/meinWald/app/src/main/java/com/example/meinwald/ui/task/OwnTask.java

package com.example.meinwald.ui.task;

import android.content.Context;
import android.graphics.Bitmap;
import android.location.Location;
import android.media.Image;
import android.util.Log;

import com.example.meinwald.BuildConfig;
import com.google.android.gms.maps.model.LatLng;

import org.json.JSONException;
import org.json.JSONObject;

import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.Date;

public class OwnTask
{
    private String title;
    private String notice;
    private Location location;
    private Bitmap image;
    private String pathImage;
    private String id;

    public OwnTask(String JSONString){
        try {
            JSONObject taskJSON = new JSONObject(JSONString);
            this.title = taskJSON.getString("title");
            this.notice = taskJSON.getString("notice");

            this.location = new Location("");
            this.location.setLatitude(taskJSON.getDouble("lat"));
            this.location.setLongitude(taskJSON.getDouble("lng"));

            this.pathImage = taskJSON.getString("pathImage");
            this.id = taskJSON.getString("taskID");



        } catch (JSONException e) {
            if (BuildConfig.DEBUG) {
                Log.e(this.getClass().getSimpleName(),  "taskJSON: " + JSONString);
                e.printStackTrace();
            }
        }
    }

    public OwnTask(JSONObject taskJSON){
        try {
            if (BuildConfig.DEBUG) {
                Log.d(this.getClass().getSimpleName(), "JSONObject: " + taskJSON.toString());
            }
            this.title = taskJSON.getString("title");
            this.notice = taskJSON.getString("notice");

            this.location = new Location("");
            this.location.setLatitude(taskJSON.getDouble("lat"));
            this.location.setLongitude(taskJSON.getDouble("lng"));

            this.id = taskJSON.getString("taskID");
            this.pathImage = taskJSON.getString("taskPATHIMAGE");

        } catch (JSONException e) {
            if (BuildConfig.DEBUG) {
                Log.e(this.getClass().getSimpleName(),  "taskJSON: " + taskJSON.toString());
                Log.e(this.getClass().getSimpleName(),  "taskJSON Error: " + e.toString());
                e.printStackTrace();
            }
        }
    }

    public OwnTask()
    {
        this.title = null;
        this.notice = null;
        this.location = null;
        this.image = null;
        this.pathImage = null;
        this.id = null;
    }

    public OwnTask(String title, String notice, Location location, Bitmap image, String pathImage)
    {
        this.title = title;
        this.notice = notice;
        this.location = location;
        this.image = image;
        this.pathImage = pathImage;
        this.id = generateTaskID(title);
    }

    public String getTitle() {
        return title;
    }

    public String getNotice() {
        return notice;
    }

    public Location getLocation() {
        return location;
    }

    public Bitmap getImage() {
        return image;
    }

    public String getPathImage() { return pathImage; }

    public String getId() { return id; }

    public void setTitle(String title)
    {
        this.id = generateTaskID(title);
        this.title = title;
    }

    public void setNotice(String notice) {
        this.notice = notice;
    }

    public void setLocation(Location location) {
        this.location = location;
    }

    public void setImage(Bitmap image) {
        this.image = image;
    }

    public void setPathImage(String pathImage) { this.pathImage = pathImage; }

    public String saveImageToExternalStorage(Context context){

        File path = null;

        try {
            path = new File(context.getFilesDir(), "meinWald" + File.separator + "Images");
            if(!path.exists()){
                path.mkdirs();
            }

            if (BuildConfig.DEBUG) {
                Log.d(this.getClass().getSimpleName(), "Image file path: " + path);
            }

            File outFile = new File(path, this.id + ".jpeg");
            if (!outFile.exists())
            {
                FileOutputStream outputStream = new FileOutputStream(outFile);
                this.image.compress(Bitmap.CompressFormat.JPEG, 100, outputStream);
                outputStream.close();
            }

        } catch (FileNotFoundException e) {
            Log.e(this.getClass().getSimpleName(), "Saving received message failed with", e);
        } catch (IOException e) {
            Log.e(this.getClass().getSimpleName(), "Saving received message failed with", e);
        }

        return path.toString();
    }

    /**
     * Delete OwnArea object textfile from external storage.
     */
    public void deleteFromExternalStorage(Context context)
    {
        if (BuildConfig.DEBUG)
        {
            Log.d(getClass().getSimpleName(), "deleteFromExternalStorage()");
        }

        // Find the root of the external storage.
        File root = android.os.Environment.getExternalStorageDirectory();

        //delete file if exists
        File file = new File(context.getFilesDir(), "meinWald" + File.pathSeparator + "Images" + File.pathSeparator + this.getId() + ".txt");
        if(!file.exists()){

            file.delete();

            if (BuildConfig.DEBUG)
            {
                Log.d(getClass().getSimpleName(), "Delete image file: " + file.getPath());
            }
        }
    }

    @Override
    public String toString() {
        return "OwnTask{" +
                "title='" + title + '\'' +
                ", notice='" + notice + '\'' +
                ", location=" + location + '\'' +
                ", pathImage=" + pathImage + '\'' +
                ", id=" + id +
                '}';
    }

    private String generateTaskID(String title)
    {
        String id = title.replaceAll(" ", "_") + "_" + new Date().getTime();

        if (BuildConfig.DEBUG)
        {
            Log.d(getClass().getSimpleName(), "new ID: " + id);
        }
        return id;
    }

    /**
     * Returns task as JSONObject.
     *
     * @return the mapped object or null, if parsing fails
     */
    public JSONObject toJSONObject() {
        JSONObject object = new JSONObject();
        try {
            object.put("title",this.title);
            object.put("notice",this.notice);
            object.put("taskPATHIMAGE",this.pathImage);
            object.put("taskID",this.id);
            if (this.location != null)
            {
                object.put("lat",this.location.getLatitude());
                object.put("lng",this.location.getLongitude());
            }

            if (BuildConfig.DEBUG) {
                Log.d(this.getClass().getSimpleName(), "JSONObject: " + object.toString());
                Log.d(this.getClass().getSimpleName(), "Task: " + this.toString());
                Log.d(this.getClass().getSimpleName(), "path: " + this.getPathImage());
                Log.d(this.getClass().getSimpleName(), "id: " + this.getId());
            }
            return object;
        } catch (JSONException e) {
            if (BuildConfig.DEBUG) {
                Log.e(this.getClass().getSimpleName(), String.format("Error while parsing OwnTask to JSONObject. Values of OwnTask: %s", this.toString()));
            }
            return null;
        }
    }
}