package su.gamepoint.opendomofon.pro;

    import android.content.Context;
    import android.content.DialogInterface;
    import android.content.Intent;
    import android.content.SharedPreferences;
    import android.content.pm.PackageManager;
    import android.graphics.Color;
    import android.hardware.Camera;
    import android.hardware.camera2.CameraAccessException;
    import android.hardware.camera2.CameraManager;
    import android.net.Uri;
    import android.os.Build;
    import android.os.Bundle;
    import android.preference.PreferenceManager;
    import android.support.annotation.NonNull;
    import android.support.v4.content.ContextCompat;
    import android.support.v7.app.AlertDialog;
    import android.support.v7.app.AppCompatActivity;
    import android.support.v7.widget.LinearLayoutManager;
    import android.support.v7.widget.RecyclerView;
    import android.support.v7.widget.Toolbar;
    import android.text.Editable;
    import android.text.TextWatcher;
    import android.text.format.DateFormat;
    import android.view.Menu;
    import android.view.MenuInflater;
    import android.view.MenuItem;
    import android.view.View;
    import android.widget.EditText;
    import android.widget.ImageView;
    import android.widget.ProgressBar;
    import android.widget.TextView;
    import android.widget.Toast;

    import com.bumptech.glide.Glide;
    import com.firebase.ui.database.FirebaseRecyclerAdapter;
    import com.google.android.gms.appindexing.Action;
    import com.google.android.gms.appindexing.AppIndex;
    import com.google.android.gms.auth.api.Auth;
    import com.google.android.gms.common.ConnectionResult;
    import com.google.android.gms.common.api.GoogleApiClient;
    import com.google.android.gms.tasks.OnFailureListener;
    import com.google.android.gms.tasks.OnSuccessListener;
    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.remoteconfig.FirebaseRemoteConfig;
    import com.google.firebase.remoteconfig.FirebaseRemoteConfigSettings;
    import com.jude.swipbackhelper.SwipeBackHelper;

    import java.util.HashMap;
    import java.util.Map;

    import de.hdodenhof.circleimageview.CircleImageView;
    import hani.momanii.supernova_emoji_library.Actions.EmojIconActions;
    import hani.momanii.supernova_emoji_library.Helper.EmojiconEditText;

    import static su.gamepoint.opendomofon.pro.R.id.fonarik;


    public class ChatActivity extends AppCompatActivity
            implements GoogleApiClient.OnConnectionFailedListener {

        private int SETTINGS_ACTION = 1;
        boolean hasFlash = false; // флаг поддержки устройством камеры
        private Camera camera;
        private DatabaseReference mSimpleFirechatDatabaseReference;
        public FirebaseRecyclerAdapter<ChatMessage, FirechatMsgViewHolder>
                mFirebaseAdapter;
        private ImageView mSendButton;
        private RecyclerView mMessageRecyclerView;
        //private LinearLayoutManager mLinearLayoutManager;
        private ProgressBar mProgressBar;
        private EditText mMsgEditText;
        private SharedPreferences mSharedPreferences;
        public static final String DEFAULT_NAME = "PointApps";
        private String mUsername;
        private String mPhotoUrl;
        private GoogleApiClient mGoogleApiClient;
        private FirebaseAuth mFirebaseAuth;
        private FirebaseUser mFirechatUser;

        private FirebaseRemoteConfig mFirebaseRemoteConfig;

        //Фонарь
        private CameraManager mCameraManager;
        private String mCameraId;
        private Boolean isTorchOn;


        //Views UI
        private RecyclerView rvListMessage;
        private LinearLayoutManager mLinearLayoutManager;
        private ImageView btSendMessage,btEmoji;
        private EmojiconEditText edMessage;
        private View contentRoot;
        private EmojIconActions emojIcon;
        @Override
        public void onStart() {
            super.onStart();

            // ATTENTION: This was auto-generated to implement the App Indexing API.
            // See https://g.co/AppIndexing/AndroidStudio for more information.
            mGoogleApiClient.connect();
            Action viewAction = Action.newAction(
                    Action.TYPE_VIEW, // TODO: choose an action type.
                    "Main Page", // TODO: Define a title for the content shown.
                    // TODO: If you have web page content that matches this app activity's content,
                    // make sure this auto-generated web page URL is correct.
                    // Otherwise, set the URL to null.
                    Uri.parse("http://host/path"),
                    // TODO: Make sure this auto-generated app URL is correct.
                    Uri.parse("android-app://su.gamepoint.opendomofon.pro/http/host/path")
            );
            AppIndex.AppIndexApi.start(mGoogleApiClient, viewAction);
        }

        @Override
        public void onStop() {
            super.onStop();

            // ATTENTION: This was auto-generated to implement the App Indexing API.
            // See https://g.co/AppIndexing/AndroidStudio for more information.
            Action viewAction = Action.newAction(
                    Action.TYPE_VIEW, // TODO: choose an action type.
                    "Main Page", // TODO: Define a title for the content shown.
                    // TODO: If you have web page content that matches this app activity's content,
                    // make sure this auto-generated web page URL is correct.
                    // Otherwise, set the URL to null.
                    Uri.parse("http://host/path"),
                    // TODO: Make sure this auto-generated app URL is correct.
                    Uri.parse("android-app://su.gamepoint.opendomofon.pro/http/host/path")
            );
            AppIndex.AppIndexApi.end(mGoogleApiClient, viewAction);
            mGoogleApiClient.disconnect();
        }

        public static class FirechatMsgViewHolder extends RecyclerView.ViewHolder {
            public TextView msgTextView;
            public TextView userTextView;
            public CircleImageView userImageView;
            public TextView timeTextView;

            public FirechatMsgViewHolder(View v) {
                super(v);
                msgTextView = (TextView) itemView.findViewById(R.id.msgTextView);
                userTextView = (TextView) itemView.findViewById(R.id.userTextView);
                userImageView = (CircleImageView) itemView.findViewById(R.id.userImageView);
                timeTextView = (TextView) itemView.findViewById(R.id.timeTextView);
            }
        }

        @Override
        public void onCreate(Bundle savedInstanceState) {
            SharedPreferences pref3 = PreferenceManager
                    .getDefaultSharedPreferences(this);
            String themeName3 = pref3.getString("theme3", "Стандартная");
            if (themeName3.equals("Стандартная")) {
                setTheme(R.style.AppThemeDrawer);

            } else if (themeName3.equals("Тёмная")) {

                setTheme(R.style.Theme2);
            } else if (themeName3.equals("Синяя")) {

                setTheme(R.style.ThemeBlue);
            } else if (themeName3.equals("Тёмно-синяя")) {

                setTheme(R.style.ThemeBlueBlack);
            } else if (themeName3.equals("Красная")) {

                setTheme(R.style.ThemeRed);
            } else if (themeName3.equals("Тёмно-красная")) {

                setTheme(R.style.ThemeRedBlack);
            }
            super.onCreate(savedInstanceState);
            setContentView(R.layout.activity_chat);

            isTorchOn = false;// фонарь

            SwipeBackHelper.onCreate(this);
            SharedPreferences pref11 = PreferenceManager
                    .getDefaultSharedPreferences(this);
            String themeName11 = pref11.getString("theme11", "Включить");
            if (themeName11.equals("Включить")) {
                SwipeBackHelper.getCurrentPage(this)//get current instance
                        .setSwipeBackEnable(true)
                        .setScrimColor(Color.WHITE);//on-off




            } else if (themeName11.equals("Выключить")) {
                SwipeBackHelper.getCurrentPage(this)//get current instance
                        .setSwipeBackEnable(true)//on-off
                        .setScrimColor(Color.WHITE)//on-off
                        .setSwipeEdge(0);
            }

            mSharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
            mUsername = DEFAULT_NAME;

            Boolean isFlashAvailable = getApplicationContext().getPackageManager()
                    .hasSystemFeature(PackageManager.FEATURE_CAMERA_FLASH);

            if (!isFlashAvailable) {

                AlertDialog alert = new AlertDialog.Builder(ChatActivity.this)
                        .create();
                alert.setTitle("Ошибка!");
                alert.setMessage("Ваше устройство не поддерживает встроенный фонарик!");
                alert.setButton(DialogInterface.BUTTON_POSITIVE, "OK", new DialogInterface.OnClickListener() {
                    public void onClick(DialogInterface dialog, int which) {
                        // closing the application
                        finish();
                        System.exit(0);
                    }
                });
                alert.show();
                return;
            }

            mCameraManager = (CameraManager) getSystemService(Context.CAMERA_SERVICE);
            try {
                mCameraId = mCameraManager.getCameraIdList()[0];
            } catch (CameraAccessException e) {
                e.printStackTrace();
            }
            //Подсказка на меню






            TextView textView = (TextView) findViewById(R.id.msgTextView);

            btEmoji = (ImageView)findViewById(R.id.buttonEmoji);
            btEmoji = (ImageView)findViewById(R.id.buttonEmoji);
            edMessage = (EmojiconEditText)findViewById(R.id.msgEditText);
            contentRoot = findViewById(R.id.contentRoot);
            EmojIconActions  emojIcon=new EmojIconActions(this,contentRoot,edMessage,btEmoji);
            emojIcon.ShowEmojIcon();


            // Initialize ProgressBar and RecyclerView.
            mProgressBar = (ProgressBar) findViewById(R.id.progressBar);
            mMessageRecyclerView = (RecyclerView) findViewById(R.id.messageRecyclerView);
            mLinearLayoutManager = new LinearLayoutManager(this);
            mLinearLayoutManager.setStackFromEnd(true);
            mMessageRecyclerView.setLayoutManager(mLinearLayoutManager);
            // инклюдим тулбар
            Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
            setSupportActionBar(toolbar);
            getSupportActionBar().setDisplayHomeAsUpEnabled(true);

            //mProgressBar.setVisibility(ProgressBar.INVISIBLE);

            mMsgEditText = (EditText) findViewById(R.id.msgEditText);
            //mMessageEditText.setFilters(new InputFilter[]{new InputFilter.LengthFilter(mSharedPreferences
            //        .getInt(CodelabPreferences.FRIENDLY_MSG_LENGTH, DEFAULT_MSG_LENGTH_LIMIT))});

            mMsgEditText.addTextChangedListener(new TextWatcher() {
                @Override
                public void beforeTextChanged(CharSequence charSequence, int i, int i1, int i2) {
                }

                @Override
                public void onTextChanged(CharSequence charSequence, int i, int i1, int i2) {
                    if (charSequence.toString().trim().length() > 0) {
                        mSendButton.setEnabled(true);
                    } else {
                        mSendButton.setEnabled(false);
                    }
                }

                @Override
                public void afterTextChanged(Editable editable) {
                }
            });

            mSendButton = (ImageView) findViewById(R.id.sendButton);
            mSendButton.setOnClickListener(new View.OnClickListener() {
                @Override
                public void onClick(View view) {
                    ChatMessage friendlyMessage = new
                            ChatMessage(mMsgEditText.getText().toString(),
                            mUsername,
                            mPhotoUrl);
                    mSimpleFirechatDatabaseReference.child("messages")
                            .push().setValue(friendlyMessage);
                    mMsgEditText.setText("");
                }
            });
            mSimpleFirechatDatabaseReference = FirebaseDatabase.getInstance().getReference();
            mFirebaseAdapter = new FirebaseRecyclerAdapter<ChatMessage,
                    FirechatMsgViewHolder>(
                    ChatMessage.class,
                    R.layout.chat_message,
                    FirechatMsgViewHolder.class,
                    mSimpleFirechatDatabaseReference.child("messages")) {

                @Override
                public void populateViewHolder(FirechatMsgViewHolder viewHolder,
                                                  ChatMessage friendlyMessage, int position) {
                    mProgressBar.setVisibility(ProgressBar.INVISIBLE);
                    viewHolder.msgTextView.setText(friendlyMessage.getText());
                    viewHolder.userTextView.setText(friendlyMessage.getName());
                    viewHolder.timeTextView.setText(DateFormat.format("dd-MM-yyyy ( в HH:mm:ss)", friendlyMessage.getTimeMessage()));
                    if (friendlyMessage.getPhotoUrl() == null) {
                        viewHolder.userImageView
                                .setImageDrawable(ContextCompat
                                        .getDrawable(ChatActivity.this,
                                                R.drawable.ic_account_circle_black_36dp));
                    } else {
                        Glide.with(ChatActivity.this)
                                .load(friendlyMessage.getPhotoUrl())
                                .into(viewHolder.userImageView);
                    }
                }
            };

            mFirebaseAdapter.registerAdapterDataObserver(new RecyclerView.AdapterDataObserver() {
                @Override
                public void onItemRangeInserted(int positionStart, int itemCount) {
                    super.onItemRangeInserted(positionStart, itemCount);
                    int friendlyMessageCount = mFirebaseAdapter.getItemCount();
                    int lastVisiblePosition =
                            mLinearLayoutManager.findLastCompletelyVisibleItemPosition();
                    // If the recycler view is initially being loaded or the
                    // user is at the bottom of the list, scroll to the bottom
                    // of the list to show the newly added message.
                    if (lastVisiblePosition == -1 ||
                            (positionStart >= (friendlyMessageCount - 1) &&
                                    lastVisiblePosition == (positionStart - 1))) {
                        mMessageRecyclerView.scrollToPosition(positionStart);
                    }
                }
            });

            mMessageRecyclerView.setLayoutManager(mLinearLayoutManager);
            mMessageRecyclerView.setAdapter(mFirebaseAdapter);

            // ATTENTION: This "addApi(AppIndex.API)"was auto-generated to implement the App Indexing API.
            // See https://g.co/AppIndexing/AndroidStudio for more information.
            mGoogleApiClient = new GoogleApiClient.Builder(this)
                    .enableAutoManage(this /* FragmentActivity */, this /* OnConnectionFailedListener */)
                    .addApi(Auth.GOOGLE_SIGN_IN_API)
                    .addApi(AppIndex.API).build();
            mFirebaseAuth = FirebaseAuth.getInstance();
            mFirechatUser = mFirebaseAuth.getCurrentUser();
            if (mFirechatUser == null) {
                startActivity(new Intent(this, AuthorizationActivity.class));
                finish();
                return;
            } else {
                mUsername = mFirechatUser.getDisplayName();
                if (mFirechatUser.getPhotoUrl() != null) {
                    mPhotoUrl = mFirechatUser.getPhotoUrl().toString();
                }
            }

            mFirebaseRemoteConfig = FirebaseRemoteConfig.getInstance();

            FirebaseRemoteConfigSettings firebaseRemoteConfigSettings =
                    new FirebaseRemoteConfigSettings.Builder()
                            .setDeveloperModeEnabled(true)
                            .build();

            Map<String, Object> defaultConfigMap = new HashMap<>();
            defaultConfigMap.put("button_name", "");

            mFirebaseRemoteConfig.setConfigSettings(firebaseRemoteConfigSettings);
            mFirebaseRemoteConfig.setDefaults(defaultConfigMap);

           fetchConfig();
        }



        public void fetchConfig() {
            long cacheExpiration = 3600; // 1 hour in seconds
            // If developer mode is enabled reduce cacheExpiration to 0 so that
            // each fetch goes to the server. This should not be used in release
            // builds.
            if (mFirebaseRemoteConfig.getInfo().getConfigSettings()
                    .isDeveloperModeEnabled()) {
                cacheExpiration = 0;
            }
            mFirebaseRemoteConfig.fetch(cacheExpiration)
                    .addOnSuccessListener(new OnSuccessListener<Void>() {
                        @Override
                        public void onSuccess(Void aVoid) {
                            // Make the fetched config available via
                            // FirebaseRemoteConfig get<type> calls.
                            mFirebaseRemoteConfig.activateFetched();
                            //mSendButton.setText(mFirebaseRemoteConfig.getString("button_name"));
                        }
                    })
                    .addOnFailureListener(new OnFailureListener() {
                        @Override
                        public void onFailure(@NonNull Exception e) {
                            //mSendButton.setText(mFirebaseRemoteConfig.getString("button_name"));
                        }
                    });
        }


        @Override
        public boolean onCreateOptionsMenu(Menu menu) {
            MenuInflater inflater = getMenuInflater();
            inflater.inflate(R.menu.chat_menu, menu);
            return true;
        }

        @Override
        public boolean onOptionsItemSelected(MenuItem item) {
            switch (item.getItemId()) {
                case fonarik:
                    fonarMenu(); // вкл выкл фонарика
                    return true;
                case R.id.sign_out_menu:
                   // mFirebaseAuth.signOut();
                   // Auth.GoogleSignInApi.signOut(mGoogleApiClient);
                   // mUsername = DEFAULT_NAME;
                   // startActivity(new Intent(this, MainActivity.class));

                    exitMenuDialog(); //диалог выхода из приложения
                    return true;
                // for debug devs
                // case R.id.reconfig: // очистка кэша, только для девелоперов
                    //fetchConfig();
                    //return true;
                case R.id.spamreport:
                    spamMenuDialog(); //диалог выбора отправки спам репорта
                    return true;
                default:
                    return super.onOptionsItemSelected(item);
            }
        }
        public void fonarMenu() { // обработчик нажатия
            try {
                if (isTorchOn) {
                    turnOffFlashLight();
                    isTorchOn = false;
                } else {
                    turnOnFlashLight();
                    isTorchOn = true;
                }
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
        private void spamMenuDialog() {
            final SharedPreferences prefs2=PreferenceManager.getDefaultSharedPreferences(this);//this==context
            if(!prefs2.contains("MessageSpam")) {
                AlertDialog.Builder alert = new AlertDialog.Builder(this);
                alert.setTitle("Пожаловаться");

                alert.setMessage(R.string.chat_report);

                alert.setPositiveButton("Нет", new DialogInterface.OnClickListener() {
                    public void onClick(DialogInterface dialog, int whichButton) {

                    }
                });
                alert.setNeutralButton("В ВКонтакте", new DialogInterface.OnClickListener() {
                    public void onClick(DialogInterface dialog, int whichButton) {
                        Intent intent = new
                                Intent(Intent.ACTION_VIEW, Uri.parse("http://vk.com/pointapps"));
                        startActivity(intent);
                    }
                });
                alert.setNegativeButton("На EMAIL", new DialogInterface.OnClickListener() {
                    public void onClick(DialogInterface dialog, int whichButton) {
                        Intent intent = new Intent(Intent.ACTION_SEND);
                        intent.setType("text/plain");
                        intent.putExtra(Intent.EXTRA_EMAIL, "wevosu@gmail.com");
                        intent.putExtra(Intent.EXTRA_SUBJECT, "Сообщение о нарушении/спаме в чате OpenDomofon PRO");
                        intent.putExtra(Intent.EXTRA_TEXT, "");

                        startActivity(Intent.createChooser(intent,"Выберите почтовый клиент для отправки email-сообщения"));
                    }
                });

                alert.show();
            }
        }
        private void exitMenuDialog() {
            final SharedPreferences prefs2=PreferenceManager.getDefaultSharedPreferences(this);//this==context
            if(!prefs2.contains("ExitChat")) {
                AlertDialog.Builder alert = new AlertDialog.Builder(this);
                alert.setTitle("Выход из аккаунта");

                alert.setMessage("Вы действительно хотите выйти из аккаунта?");

                alert.setPositiveButton("Да", new DialogInterface.OnClickListener() {
                    public void onClick(DialogInterface dialog, int whichButton) {
                        mFirebaseAuth.signOut();
                        Auth.GoogleSignInApi.signOut(mGoogleApiClient);
                        mUsername = DEFAULT_NAME;
                        Intent intent = new Intent(ChatActivity.this, MainActivity.class);
                        startActivity(intent);
                    }
                });
                alert.setNegativeButton("Нет", new DialogInterface.OnClickListener() {
                    public void onClick(DialogInterface dialog, int whichButton) {

                    }
                });

                alert.show();
            }
        }
        @Override
        public void onConnectionFailed(@NonNull ConnectionResult connectionResult) {
            Toast.makeText(this, "Google Play Services ошибка.", Toast.LENGTH_SHORT).show();
        }

        @Override
        public void onPostCreate(Bundle savedInstanceState) {
            super.onPostCreate(savedInstanceState);
            SwipeBackHelper.onPostCreate(this);
        }

        @Override
        public void onDestroy() {
            super.onDestroy();
            SwipeBackHelper.onDestroy(this);
        }


        public void turnOnFlashLight() {

            try {
                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
                    mCameraManager.setTorchMode(mCameraId, true);
                }
            } catch (Exception e) {
                e.printStackTrace();
            }
        }


        public void turnOffFlashLight() {

            try {
                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
                    mCameraManager.setTorchMode(mCameraId, false);
                }

            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    }