package com.robertoc.meublogclash;

import android.provider.ContactsContract;
import android.support.v4.app.FragmentActivity;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.ImageView;
import android.widget.TextView;
import android.widget.Toast;

import com.google.firebase.database.ChildEventListener;
import com.firebase.client.DataSnapshot;
import com.firebase.client.Firebase;
import com.firebase.client.FirebaseError;
import com.google.firebase.database.ValueEventListener;
import com.google.android.gms.maps.CameraUpdateFactory;
import com.google.android.gms.maps.GoogleMap;
import com.google.android.gms.maps.GoogleMap.OnMapLongClickListener;
import com.google.android.gms.maps.GoogleMap.OnMapClickListener;
import com.google.android.gms.maps.MapFragment;
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.LatLngBounds;
import com.google.android.gms.maps.model.Marker;
import com.google.android.gms.maps.model.MarkerOptions;
import com.google.firebase.auth.FirebaseAuth;
import com.google.firebase.database.DatabaseError;
import com.google.firebase.database.DatabaseReference;
import com.google.firebase.database.FirebaseDatabase;
import com.google.firebase.database.Query;
import com.squareup.picasso.Picasso;

import org.apache.commons.collections4.BidiMap;
import org.apache.commons.collections4.bidimap.DualHashBidiMap;

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



public class MapsActivity extends FragmentActivity implements OnMapReadyCallback, OnMapLongClickListener{
private DatabaseReference mDatabase;
private DatabaseReference mDatabase1;
private DatabaseReference mDatabase2;
    private GoogleMap mMap;
    Firebase ref;

    private BidiMap<String,Marker> userMarkers;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_maps);
        Firebase.setAndroidContext(this);


        mDatabase = FirebaseDatabase.getInstance().getReference();
        mDatabase1 = FirebaseDatabase.getInstance().getReference().child("locations");
        mDatabase2 = FirebaseDatabase.getInstance().getReference().child("users");

        userMarkers=new DualHashBidiMap<>();

        SupportMapFragment mapFragment = (SupportMapFragment) getSupportFragmentManager()
                .findFragmentById(R.id.map);
        mapFragment.getMapAsync(this);

    }


    @Override
    public void onMapReady(GoogleMap googleMap) {
        mMap = googleMap;

        // Add a marker in Sydney and move the camera
        LatLng brazil = new LatLng(-18, -48);

        mMap.setInfoWindowAdapter(new UserAdapter());
        mMap.moveCamera(CameraUpdateFactory.newLatLngZoom(brazil,4));

        sendMark(new Location(0,0));
        mMap.setOnMapLongClickListener(this);

        mDatabase.addChildEventListener(new ChildEventListener() {
            @Override
            public void onChildAdded(com.google.firebase.database.DataSnapshot dataSnapshot, String s) {
                Location childLocation = dataSnapshot.getValue(Location.class);
                LatLng childPos = new LatLng(childLocation.getLat(),childLocation.getLang());
                MarkerOptions markerOptions  =new MarkerOptions().position(childPos);
                Marker marker = mMap.addMarker(markerOptions);
                userMarkers.put(dataSnapshot.getKey(),marker);
            }

            @Override
            public void onChildChanged(com.google.firebase.database.DataSnapshot dataSnapshot, String s) {
                Location childLocation = dataSnapshot.getValue(Location.class);
                Marker oldMarker = userMarkers.get(dataSnapshot.getKey());
                oldMarker.remove();
                LatLng childPos = new LatLng(childLocation.getLat(),childLocation.getLang());
                MarkerOptions markerOptions  =new MarkerOptions().position(childPos);
                Marker marker = mMap.addMarker(markerOptions);
                userMarkers.put(dataSnapshot.getKey(),marker);
            }

            @Override
            public void onChildRemoved(com.google.firebase.database.DataSnapshot dataSnapshot) {
                Marker oldMarker = userMarkers.get(dataSnapshot.getKey());
                oldMarker.remove();
                userMarkers.remove(dataSnapshot.getKey());
            }

            @Override
            public void onChildMoved(com.google.firebase.database.DataSnapshot dataSnapshot, String s) {

            }

            @Override
            public void onCancelled(DatabaseError databaseError) {

            }});}



    @Override
    public void onMapLongClick(LatLng latLng) {
        Location location=new Location(latLng.latitude,latLng.longitude);
        sendMark(location);
    }

    private void sendMark(Location location){
        String userName="silvio";//TODO: pegar nome de usuário verdadeiro
        mDatabase.child("locations")
                .child(userName).setValue(location);
    }


    private class UserAdapter implements GoogleMap.InfoWindowAdapter{
        private View view;

        public UserAdapter(){
            view=getLayoutInflater().inflate(R.layout.user_info,null);
        }

        @Override
        public View getInfoWindow(Marker marker) {
            final TextView name = (TextView) view.findViewById(R.id.userName);
            final ImageView avatar = (ImageView) view.findViewById(R.id.userAvatar);

            String userId = userMarkers.getKey(marker);
            mDatabase.child("users").child(userId).addListenerForSingleValueEvent(new ValueEventListener() {
                @Override
                public void onDataChange(com.google.firebase.database.DataSnapshot dataSnapshot) {
                    User user = dataSnapshot.getValue(User.class);
                    name.setText(user.getName());
                    Picasso.with(MapsActivity.this).load(user.getAvatar()).into(avatar);

                }

                @Override
                public void onCancelled(DatabaseError databaseError) {

                }


            });

            return view;
        }

        @Override
        public View getInfoContents(Marker marker) {
            return null;
        }
    }


}