package com.example.garella.kftta;

import android.content.Intent;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.text.Editable;
import android.text.TextWatcher;
import android.util.Log;
import android.view.View;
import android.widget.Toast;

import com.example.garella.kftta.Interface.ItemClickListener;
import com.example.garella.kftta.Model.Food;
import com.example.garella.kftta.ViewHolder.FoodViewHolder;
import com.firebase.ui.database.FirebaseRecyclerAdapter;
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.mancj.materialsearchbar.MaterialSearchBar;
import com.squareup.picasso.Picasso;

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

public class FoodList extends AppCompatActivity {

    RecyclerView recyclerView;
    RecyclerView.LayoutManager layoutManager;

    FirebaseDatabase database;
    DatabaseReference foodList;

    String foodtruckId="";

    FirebaseRecyclerAdapter<Food,FoodViewHolder> adapter;

    //Search Functuanality
    FirebaseRecyclerAdapter<Food,FoodViewHolder> searchAdapter;
    List<String> suggestList = new ArrayList<> ();
    MaterialSearchBar materialSearchBar;




    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate (savedInstanceState);

        setContentView (R.layout.activity_food_list);

        //Firebase
        database = FirebaseDatabase.getInstance ();
        foodList = database.getReference ("Food");

         recyclerView = (RecyclerView)findViewById (R.id.recycler_food);
         recyclerView.setHasFixedSize (true);
         layoutManager = new LinearLayoutManager (this);
         recyclerView.setLayoutManager (layoutManager);



        //get intent here
        if(getIntent () != null)
            foodtruckId = getIntent ().getStringExtra ("FoodTruckId");
        if (foodtruckId != null && !foodtruckId.isEmpty())

        {
            loadListFood(foodtruckId);
        }

        //Search
        materialSearchBar = (MaterialSearchBar)findViewById (R.id.searchBar);
        materialSearchBar.setHint ("Enter your food");

        loadSuggest();
        materialSearchBar.setLastSuggestions (suggestList);
        materialSearchBar.setCardViewElevation (10);
        materialSearchBar.addTextChangeListener (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) {
                //When user type their text, we will change suggest list

                List<String> suggest = new ArrayList<String> ();
                for(String search:suggestList)
                {
                    if(search.toLowerCase ().contains (materialSearchBar.getText ().toLowerCase ()))
                        suggest.add (search);
                }
                materialSearchBar.setLastSuggestions (suggest);
            }

            @Override
            public void afterTextChanged(Editable editable) {

            }
        });
        materialSearchBar.setOnSearchActionListener (new MaterialSearchBar.OnSearchActionListener () {
            @Override
            public void onSearchStateChanged(boolean enabled) {
                //When SEARCH BAR is close
                //Restore original adapter
                if(!enabled)
                    recyclerView.setAdapter (adapter);
            }

            @Override
            public void onSearchConfirmed(CharSequence text) {
                //When search finish
                //show result of search adapter

                startSearch (text);

            }

            @Override
            public void onButtonClicked(int buttonCode) {

            }
        });

    }

    private void startSearch(CharSequence text) {
        searchAdapter = new FirebaseRecyclerAdapter<Food, FoodViewHolder> (
                Food.class,
                R.layout.food_item,
                FoodViewHolder.class,
                foodList.orderByChild ("Name").equalTo (text.toString ())
        ) {
            @Override
            protected void populateViewHolder(FoodViewHolder viewHolder, Food model, int position) {

                viewHolder.food_name.setText (model.getName ());
                Picasso.with (getBaseContext ()).load (model.getImage ())
                        .into (viewHolder.food_image);

                final Food local = model;
                viewHolder.setItemClickListener (new ItemClickListener () {
                    @Override
                    public void onClick(View view, int position, boolean isLongClick) {
                        //start new activity
                        Intent foodDetail = new Intent (FoodList.this,FoodDetail.class);
                        foodDetail.putExtra ("FoodId",searchAdapter.getRef (position).getKey ()); //send Food Id to new activity
                        startActivity (foodDetail);
                    }
                });


            }
        };
        recyclerView.setAdapter (searchAdapter);
    }

    private void loadSuggest() {
        foodList.orderByChild ("MenuId").equalTo (foodtruckId)
                .addValueEventListener (new ValueEventListener () {
                    @Override
                    public void onDataChange(DataSnapshot dataSnapshot) {
                        for(DataSnapshot postSnapshot:dataSnapshot.getChildren ())
                        {
                            Food item = postSnapshot.getValue (Food.class);
                            suggestList.add (item.getName ());
                        }
                    }

                    @Override
                    public void onCancelled(DatabaseError databaseError) {

                    }
                });
    }

    private void loadListFood(String foodtruckId) {

        adapter = new FirebaseRecyclerAdapter<Food, FoodViewHolder> (Food.class,
                R.layout.food_item,
                FoodViewHolder.class, foodList.orderByChild ("MenuId").equalTo (foodtruckId)
        ) {
            @Override
            protected void populateViewHolder(FoodViewHolder viewHolder, Food model, int position) {

                viewHolder.food_name.setText (model.getName ());
                Picasso.with (getBaseContext ()).load (model.getImage ())
                        .into (viewHolder.food_image);

                final Food local = model;
                viewHolder.setItemClickListener (new ItemClickListener () {
                    @Override
                    public void onClick(View view, int position, boolean isLongClick) {
                        //start new activity
                        Intent foodDetail = new Intent (FoodList.this,FoodDetail.class);
                        foodDetail.putExtra ("FoodId",adapter.getRef (position).getKey ()); //send Food Id to new activity
                        startActivity (foodDetail);
                    }
                });

            }
        };

        //set Adapter
        recyclerView.setAdapter (adapter);
    }
}