package roei.hp.memorymap;

import android.*;
import android.Manifest;
import android.annotation.SuppressLint;
import android.app.AlertDialog;
import android.app.ProgressDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.graphics.Bitmap;
import android.graphics.Color;
import android.location.Criteria;
import android.location.Location;
import android.location.LocationListener;
import android.location.LocationManager;
import android.media.audiofx.Equalizer;
import android.net.Uri;
import android.os.Build;
import android.os.Environment;
import android.os.Handler;
import android.provider.MediaStore;
import android.provider.Settings;
import android.support.annotation.NonNull;
import android.support.design.widget.Snackbar;
import android.support.v4.app.ActivityCompat;
import android.support.v4.app.FragmentActivity;
import android.os.Bundle;
import android.support.v4.content.ContextCompat;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ImageView;
import android.widget.TextView;
import android.widget.Toast;

import com.google.android.gms.common.api.Status;
import com.google.android.gms.location.FusedLocationProviderClient;
import com.google.android.gms.location.LocationServices;
import com.google.android.gms.location.places.GeoDataClient;
import com.google.android.gms.location.places.Place;
import com.google.android.gms.location.places.PlaceDetectionClient;
import com.google.android.gms.location.places.Places;
import com.google.android.gms.location.places.ui.PlaceAutocompleteFragment;
import com.google.android.gms.location.places.ui.PlaceSelectionListener;
import com.google.android.gms.maps.CameraUpdateFactory;
import com.google.android.gms.maps.GoogleMap;
import com.google.android.gms.maps.OnMapReadyCallback;
import com.google.android.gms.maps.SupportMapFragment;
import com.google.android.gms.maps.model.LatLng;
import com.google.android.gms.maps.model.Marker;
import com.google.android.gms.maps.model.MarkerOptions;
import com.google.android.gms.tasks.OnCompleteListener;
import com.google.android.gms.tasks.Task;
import com.google.firebase.auth.FirebaseAuth;
import com.google.firebase.auth.FirebaseUser;
import com.google.firebase.database.DatabaseReference;
import com.google.firebase.database.FirebaseDatabase;
import com.google.firebase.storage.FirebaseStorage;
import com.google.firebase.storage.StorageReference;
import com.google.firebase.storage.UploadTask;
import com.squareup.picasso.Picasso;
import com.theartofdev.edmodo.cropper.CropImage;
import com.theartofdev.edmodo.cropper.CropImageActivity;
import com.theartofdev.edmodo.cropper.CropImageView;

import java.io.ByteArrayOutputStream;
import java.io.File;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Random;

public class AddImage extends FragmentActivity implements OnMapReadyCallback {

    GoogleMap mMap;
    SupportMapFragment mapFragment;
    PlaceAutocompleteFragment autocompleteFragment;
    LatLng myPosition;
    LatLng currentPos;
    LocationManager locationManager;
    Criteria criteria;
    String provider;
    Location location;
    File destination;
    DatabaseReference postRef;
    Marker locationMarker;
    MarkerOptions locationOptions;
    ImageView btnGL;
    ImageView btnNext;
    String postURL;
    String postID;
    String locationDescription;
    FirebaseUser mCurrentUser;
    private ImageView ic_map, ic_add, ic_search, ic_profile;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_add_image);
        // Obtain the SupportMapFragment and get notified when the map is ready to be used.
        mapFragment = (SupportMapFragment) getSupportFragmentManager()
                .findFragmentById(R.id.map);
        mapFragment.getMapAsync(this);
        if (ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED && ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
            ActivityCompat.requestPermissions(AddImage.this, new String[]{Manifest.permission.ACCESS_FINE_LOCATION}, 1);
            return;
        }
        ic_map = (ImageView)findViewById(R.id.ic_map);
        ic_add = (ImageView)findViewById(R.id.ic_add);
        ic_search = (ImageView)findViewById(R.id.ic_serach);
        ic_profile = (ImageView)findViewById(R.id.ic_profile);
        ic_add.setColorFilter(Color.BLACK);
        ic_map.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                startActivity(new Intent(getApplicationContext(),MainMapActivity.class).setFlags(Intent.FLAG_ACTIVITY_CLEAR_TASK));
                finish();
                overridePendingTransition(0,0);
            }
        });
        ic_profile.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                startActivity(new Intent(getApplicationContext(),UserProfile.class).setFlags(Intent.FLAG_ACTIVITY_CLEAR_TASK));
                finish();
                overridePendingTransition(0,0);
            }
        });
        ic_search.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                startActivity(new Intent(getApplicationContext(),AddUsers.class).setFlags(Intent.FLAG_ACTIVITY_CLEAR_TASK));
                finish();
                overridePendingTransition(0,0);
            }
        });
        autocompleteFragment = (PlaceAutocompleteFragment)
                getFragmentManager().findFragmentById(R.id.place_autocomplete_fragment);

        btnGL = (ImageView)findViewById(R.id.btnGetLocation);
        btnGL.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                getLocation();
            }
        });
        mCurrentUser = FirebaseAuth.getInstance().getCurrentUser();
        postRef = FirebaseDatabase.getInstance().getReference().child("Posts").child(mCurrentUser.getUid());
        btnNext = (ImageView) findViewById(R.id.btnNext);
        btnNext.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                if (locationMarker.getTitle().equals("My Location"))
                    locationDescription = locationMarker.getPosition().latitude+ ", " + locationMarker.getPosition().longitude;
                CropImage.activity()
                        .setAspectRatio(1,1)
                        .start(AddImage.this);
            }
        });
    }
    boolean doubleBackToExitPressedOnce = false;
    @Override
    public void onBackPressed() {
        if (doubleBackToExitPressedOnce) {
            startService(new Intent(getApplicationContext(),LocationService.class));
            startService(new Intent(getApplicationContext(),NotificationService.class));
            super.onBackPressed();
            return;
        }

        this.doubleBackToExitPressedOnce = true;
        Toast.makeText(this, "Please click BACK again to exit", Toast.LENGTH_SHORT).show();

        new Handler().postDelayed(new Runnable() {

            @SuppressLint("NewApi")
            @Override
            public void run() {
                doubleBackToExitPressedOnce=false;
            }
        }, 2000);
    }
    public static String randomizeString() {
        String SALTCHARS = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz1234567890";
        StringBuilder salt = new StringBuilder();
        Random rnd = new Random();
        while (salt.length() < 10) { // length of the random string.
            int index = (int) (rnd.nextFloat() * SALTCHARS.length());
            salt.append(SALTCHARS.charAt(index));
        }
        String saltStr = salt.toString();
        return saltStr;
    }
    @Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        if (requestCode == 1 && resultCode == RESULT_OK)
        {
            Uri imageURI = data.getData();
            CropImage.activity(imageURI)
                    .setAspectRatio(1,1)
                    .start(this);

        }
        if (requestCode == CropImage.CROP_IMAGE_ACTIVITY_REQUEST_CODE) {
            CropImage.ActivityResult result = CropImage.getActivityResult(data);
            if (resultCode == RESULT_OK) {
                Uri resultUri = result.getUri();
                postID = randomizeString();
                StorageReference filepath = FirebaseStorage.getInstance().getReference().child("Posts").child(mCurrentUser.getUid()).child(postID);
                filepath.putFile(resultUri).addOnCompleteListener(new OnCompleteListener<UploadTask.TaskSnapshot>() {
                    @Override
                    public void onComplete(@NonNull Task<UploadTask.TaskSnapshot> task) {
                        ProgressDialog progressDialog = new ProgressDialog(AddImage.this);
                        progressDialog.setTitle("Processing");
                        progressDialog.setMessage("Please Wait");
                        progressDialog.setCancelable(false);
                        progressDialog.show();
                        if (task.isSuccessful())
                        {
                            new Thread(new Runnable() {
                                @Override
                                public void run() {
                                    try {
                                        Thread.sleep(4000);
                                    } catch (InterruptedException e) {
                                        e.printStackTrace();
                                    }
                                    finally {
                                    }
                                }
                            }).start();
                            postURL = task.getResult().getDownloadUrl().toString();
                            Intent intent = new Intent(AddImage.this,PublishPost.class);
                            intent.putExtra("PostURL",postURL);
                            intent.putExtra("Latitude",locationMarker.getPosition().latitude);
                            intent.putExtra("Longitude",locationMarker.getPosition().longitude);
                            intent.putExtra("ID",postID);
                            if (locationDescription == null)
                                intent.putExtra("Place",locationMarker.getPosition().latitude + ", " + locationMarker.getPosition().longitude);
                            else intent.putExtra("Place",locationDescription);
                            startActivity(intent);
                        }
                        else Toast.makeText(getApplicationContext(),"Error",Toast.LENGTH_LONG).show();
                    }
                });
            }
            else if (resultCode == CropImage.CROP_IMAGE_ACTIVITY_RESULT_ERROR_CODE) {
                Exception error = result.getError();
            }
        }
    }
    @Override
    public void onMapReady(GoogleMap googleMap) {
        mMap = googleMap;
        getLocation();
        locationMarker = mMap.addMarker(locationOptions.title("My Location"));
        currentPos = new LatLng(locationMarker.getPosition().latitude,locationMarker.getPosition().longitude);
        mMap.animateCamera(CameraUpdateFactory.newLatLngZoom(currentPos,15f));
        autocompleteFragment.setOnPlaceSelectedListener(new PlaceSelectionListener() {
            @Override
            public void onPlaceSelected(Place place) {
                LatLng newLatLng = place.getLatLng();
                currentPos = newLatLng;
                locationMarker.setTitle("Selected Location");
                locationMarker.setPosition(currentPos);
                locationDescription = place.getAddress().toString();
                mMap.animateCamera(CameraUpdateFactory.newLatLngZoom(currentPos,15f));
            }
            @Override
            public void onError(Status status) {
                Snackbar.make(mapFragment.getView(),"Couldn't find place",Snackbar.LENGTH_SHORT).show();
            }
        });
    }
    public void getLocation()
    {
        if (ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED && ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
            ActivityCompat.requestPermissions(AddImage.this, new String[]{Manifest.permission.ACCESS_FINE_LOCATION}, 1);
            return;
        }
        locationManager = (LocationManager) getSystemService(LOCATION_SERVICE);
        criteria = new Criteria();
        provider = locationManager.getBestProvider(criteria, true);
        location = locationManager.getLastKnownLocation(provider);
        if (location != null) {
            // Getting latitude of the current location
            double latitude = location.getLatitude();

            // Getting longitude of the current location
            double longitude = location.getLongitude();

            myPosition = new LatLng(latitude, longitude);

            locationOptions = new MarkerOptions().position(myPosition).title("My Location");
            mMap.animateCamera(CameraUpdateFactory.newLatLngZoom(myPosition,15f));
            if (locationMarker != null) {
                locationMarker.setPosition(myPosition);
                locationMarker.setTitle("My Location");
            }
        }
    }
}