package com.example.vanillatalk.vanillatalk;

import android.app.ProgressDialog;
import android.content.Intent;
import android.net.Uri;
import android.provider.Settings;
import android.support.annotation.NonNull;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;
import android.widget.Toast;

import com.google.android.gms.tasks.OnCompleteListener;
import com.google.android.gms.tasks.OnFailureListener;
import com.google.android.gms.tasks.Task;
import com.google.firebase.auth.FirebaseAuth;
import com.google.firebase.auth.FirebaseUser;
import com.google.firebase.database.DataSnapshot;
import com.google.firebase.database.DatabaseError;
import com.google.firebase.database.DatabaseReference;
import com.google.firebase.database.FirebaseDatabase;
import com.google.firebase.database.ValueEventListener;
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.CropImageView;

import java.util.Random;

import de.hdodenhof.circleimageview.CircleImageView;

public class SettingsActivity extends AppCompatActivity {

    private DatabaseReference mUserDatabase;
    private FirebaseUser mCurrentUser;

    private CircleImageView mDisplayImage;
    private TextView mName;
    private TextView mStatus;

    private Button mStatusBtn;
    private Button mImageBtn;

    private static final int GALLERY_PICK = 1;

    private StorageReference mImageStorage;

    private ProgressDialog mProgressDialog;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_settings);

        mDisplayImage = (CircleImageView) findViewById(R.id.settings_image);
        mName = (TextView) findViewById(R.id.settings_name);
        mStatus = (TextView) findViewById(R.id.settings_status);

        mStatusBtn = (Button) findViewById(R.id.settings_status_btn);
        mImageBtn = (Button) findViewById(R.id.settings_image_btn);

        mImageStorage = FirebaseStorage.getInstance().getReference();

        mCurrentUser = FirebaseAuth.getInstance().getCurrentUser();
        String current_uid = mCurrentUser.getUid();
        mUserDatabase = FirebaseDatabase.getInstance().getReference().child("Users").child(current_uid);


        mUserDatabase.addValueEventListener(new ValueEventListener() {
            @Override
            public void onDataChange(DataSnapshot dataSnapshot) {
                //Toast.makeText(SettingsActivity.this, dataSnapshot.toString(), Toast.LENGTH_LONG).show();

                String name = dataSnapshot.child("name").getValue().toString();
                String image = dataSnapshot.child("image").getValue().toString();
                String status = dataSnapshot.child("status").getValue().toString();
                String thumb_image = dataSnapshot.child("thumb_image").getValue().toString();

                mName.setText(name);
                mStatus.setText(status);

                Picasso.get().load(image).into(mDisplayImage);

            }

            @Override
            public void onCancelled(DatabaseError databaseError) {

            }
        });

        mStatusBtn.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {

                String status_value = mStatus.getText().toString();
                Intent status_intent = new Intent(SettingsActivity.this, StatusActivity.class);
                status_intent.putExtra("status_value", status_value) ;
                startActivity(status_intent);
            }
        });


        mImageBtn.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {


                Intent galleryIntent = new Intent();
                galleryIntent.setType("image/*");
                galleryIntent.setAction(Intent.ACTION_GET_CONTENT);

                startActivityForResult(Intent.createChooser(galleryIntent, "SELECT IMAGE"), GALLERY_PICK);

                /*
                CropImage.activity()
                        .setGuidelines(CropImageView.Guidelines.ON)
                        .start(SettingsActivity.this);
                        */


            }
        });

    }

    @Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        super.onActivityResult(requestCode, resultCode, data);

        if(requestCode == GALLERY_PICK && resultCode == RESULT_OK){
            Uri imageUri = data.getData();

            CropImage.activity(imageUri)
                    .setAspectRatio(1, 1)
                    .start(this);

            //Toast.makeText(SettingsActivity.this, imageUri, Toast.LENGTH_LONG).show();

        }

        if (requestCode == CropImage.CROP_IMAGE_ACTIVITY_REQUEST_CODE) {
            CropImage.ActivityResult result = CropImage.getActivityResult(data);
            if (resultCode == RESULT_OK) {

                mProgressDialog = new ProgressDialog(SettingsActivity.this);
                mProgressDialog.setTitle("Uploading Image");
                mProgressDialog.setMessage("Please wait while your image is being uploaded..");
                mProgressDialog.setCanceledOnTouchOutside(false);
                mProgressDialog.show();


                Uri resultUri = result.getUri();

                String current_user_id = mCurrentUser.getUid();
                StorageReference filepath = mImageStorage.child("profile_images").child(current_user_id + ".jpg");

                filepath.putFile(resultUri).addOnCompleteListener(new OnCompleteListener<UploadTask.TaskSnapshot>() {
                    @Override
                    public void onComplete(@NonNull Task<UploadTask.TaskSnapshot> task) {
                        if(task.isSuccessful()){

                            //Toast.makeText(SettingsActivity.this, "working", Toast.LENGTH_LONG).show();

                            String download_url = task.getResult().getDownloadUrl().toString();

                            mUserDatabase.child("image").setValue(download_url).addOnCompleteListener(new OnCompleteListener<Void>() {
                                @Override
                                public void onComplete(@NonNull Task<Void> task) {
                                    if(task.isSuccessful()){
                                        mProgressDialog.dismiss();
                                        Toast.makeText(SettingsActivity.this, "Success in uploading.", Toast.LENGTH_LONG).show();
                                    }

                                    else{

                                    }
                                }
                            });
                        }
                        else {
                            Toast.makeText(SettingsActivity.this, "Error in uploading..", Toast.LENGTH_LONG).show();
                            mProgressDialog.dismiss();
                        }
                    }
                }).addOnFailureListener(new OnFailureListener() {
                    @Override
                    public void onFailure(@NonNull Exception e) {
                        try {
                            throw e;
                        }
                        catch(Exception ex) {
                            ex.printStackTrace();
                        }
                    }
                });


            } else if (resultCode == CropImage.CROP_IMAGE_ACTIVITY_RESULT_ERROR_CODE) {
                Exception error = result.getError();
            }
        }

    }

    public static String random() {
        Random generator = new Random();
        StringBuilder randomStringBuilder = new StringBuilder();
        int randomLength = generator.nextInt(10);
        char tempChar;
        for (int i = 0; i < randomLength; i++){
            tempChar = (char) (generator.nextInt(96) + 32);
            randomStringBuilder.append(tempChar);
        }
        return randomStringBuilder.toString();
    }
}