package com.kristine.spaceadventure;

import android.content.Intent;
import android.support.annotation.NonNull;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.TextView;

import com.firebase.ui.database.FirebaseRecyclerAdapter;
import com.firebase.ui.database.FirebaseRecyclerOptions;
import com.google.firebase.auth.FirebaseAuth;
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.Query;
import com.google.firebase.database.ValueEventListener;

import java.util.ArrayList;
import java.util.List;


public class MainActivity extends AppCompatActivity {

    FirebaseAuth mAuth;
    DatabaseReference rootRef;
    FirebaseRecyclerAdapter adapter;
    RecyclerView recyclerView;
    User user;

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

        mAuth = FirebaseAuth.getInstance();
        rootRef = FirebaseDatabase.getInstance().getReference();

        recyclerView = findViewById(R.id.recyclerView_main);

        LinearLayoutManager manager = new LinearLayoutManager(this);
        manager.setOrientation(LinearLayoutManager.VERTICAL);
        recyclerView.setLayoutManager(manager);

        displayStories();

    }

    public void displayStories(){
        Query query = FirebaseDatabase.getInstance().getReference()
                .child("stories");

        FirebaseRecyclerOptions<Stories> options = new FirebaseRecyclerOptions.
                Builder<Stories>().setQuery(query, Stories.class).build();

        adapter = new FirebaseRecyclerAdapter<Stories, StoriesHolder>(options) {
            @NonNull
            @Override
            public StoriesHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
                View view = LayoutInflater.from(parent.getContext())
                        .inflate(R.layout.single_layout_main, parent, false);
                return new StoriesHolder(view);
            }

            @Override
            protected void onBindViewHolder(@NonNull final StoriesHolder holder, final int position, @NonNull final Stories model) {
                //final List<User> tempList = new ArrayList<>();
                final List<User> list = new ArrayList<>();


                holder.textView.setText(model.getTittle());
                holder.cont.setOnClickListener(new View.OnClickListener() {
                    @Override
                    public void onClick(View v) {
                        rootRef.child("users").child(mAuth.getUid()).addValueEventListener(new ValueEventListener() {
                            @Override
                            public void onDataChange(@NonNull DataSnapshot dataSnapshot) {
                                for (DataSnapshot ds: dataSnapshot.getChildren()){
                                    user = ds.getValue(User.class);
                                    list.add(user);
                                }


                            }

                            @Override
                            public void onCancelled(@NonNull DatabaseError databaseError) { }
                        });

                        Intent intent = new Intent(getApplicationContext(), StoryActivity.class);
                        Bundle extras = new Bundle();
                        extras.putInt("PROJECT_ID", position);
                        extras.putInt("STORY_POSITION", list.get(position).getPosition());
                        extras.putInt("STORY_ID", model.getPosition_on_tree());
                        extras.putInt("CHAPTER_SIZE", model.getChapter_size());
                        intent.putExtras(extras);
                        startActivity(intent);
                        finish();

                    }
                });

                holder.reset.setOnClickListener(new View.OnClickListener() {
                    @Override
                    public void onClick(View v) {
                        User user = new User(0);
                        rootRef.child("users").child(mAuth.getUid()).child(String.valueOf(position)).setValue(user);
                    }
                });

            }
        };

        adapter.notifyDataSetChanged();
        recyclerView.setAdapter(adapter);

    }

    @Override
    protected void onStart() {
        super.onStart();
        adapter.startListening();
    }

    class StoriesHolder extends RecyclerView.ViewHolder{
        TextView textView;
        Button reset;
        Button cont;

        StoriesHolder(View itemView) {
            super(itemView);
            textView = itemView.findViewById(R.id.textView_main_storyName);
            reset = itemView.findViewById(R.id.button_reset);
            cont = itemView.findViewById(R.id.button_continue);
        }
    }

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

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        switch (item.getItemId()){
            case R.id.item_logout:
                mAuth.signOut();
                startActivity(new Intent(getApplicationContext(), LoginActivity.class));
                finish();
                return true;
            default:
                return super.onOptionsItemSelected(item);
        }
    }
}