package connect2you.com;

import android.content.Intent;
import android.support.annotation.NonNull;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.support.v7.widget.Toolbar;
import android.text.TextUtils;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ListView;
import android.widget.Spinner;
import android.widget.Toast;

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

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;

public class WindowsPost extends AppCompatActivity {

    EditText editTextName;
    Button buttonAddList;
    Spinner spinnerGenres;

    DatabaseReference databaseLists;

    ListView listViewType;

    List<List> listValues;

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

        Toolbar toolbar = findViewById(R.id.toolbar);
        setSupportActionBar(toolbar);

        databaseLists = FirebaseDatabase.getInstance().getReference("Windows Thread");

        editTextName = (EditText) findViewById(R.id.editTextName);
        buttonAddList = (Button) findViewById(R.id.buttonAddList);
        spinnerGenres = (Spinner) findViewById(R.id.spinnerGenres);

        listViewType = (ListView) findViewById(R.id.listViewType);

        listValues = new ArrayList<>();
        buttonAddList.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                addList();
            }
        });
    }

    @Override
    protected void onStart() {
        super.onStart();

        databaseLists.addValueEventListener(new ValueEventListener() {
            @Override
            public void onDataChange(@NonNull DataSnapshot dataSnapshot) {

                listValues.clear();

                for (DataSnapshot listSnapshot : dataSnapshot.getChildren()){
                    List list = listSnapshot.getValue(List.class);

                    listValues.add(list);
                }

                ListValues adapter = new ListValues(WindowsPost.this, listValues);
                listViewType.setAdapter(adapter);
            }

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

            }
        });

    }

    @Override
    public boolean onCreateOptionsMenu (Menu menu){

        getMenuInflater().inflate(R.menu.menu, menu);

        return super.onCreateOptionsMenu(menu);
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {

        if (item.getItemId() == R.id.menuLogOut){

            startActivity(new Intent(WindowsPost.this, MainActivity.class));
        }

        return super.onOptionsItemSelected(item);
    }



    private void addList(){
        String name = editTextName.getText().toString().trim();
        String genre = spinnerGenres.getSelectedItem().toString();

        if (!TextUtils.isEmpty(name)){

            String id = databaseLists.push().getKey();

            List list = new List (id, name, genre);

            databaseLists.child(id).setValue(list);

            editTextName.setText("");

            Toast.makeText(this, "Post added", Toast.LENGTH_LONG).show();

        }else{
            Toast.makeText(this,"You need to enter a title", Toast.LENGTH_LONG).show();
        }

    }
}

package connect2you.com;

public class List {

   String listId;
   String listName;
   String listGenre;

    public List(){

    }

    public List(String listId, String listName, String listGenre) {
        this.listId = listId;
        this.listName = listName;
        this.listGenre = listGenre;
    }


    public String getListId() {
        return listId;
    }

    public String getListName() {
        return listName;
    }

    public String getListGenre() {
        return listGenre;
    }
}