package com.example.a1.bottombar;

import android.app.ActivityOptions;
import android.content.Intent;
import android.os.Build;
import android.os.Bundle;
import android.support.annotation.NonNull;
import android.support.design.widget.BottomNavigationView;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.CardView;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.view.MenuItem;
import android.view.View;
import android.widget.AdapterView;
import android.widget.LinearLayout;
import android.widget.RelativeLayout;
import android.widget.ScrollView;
import android.widget.Spinner;
import android.widget.TextView;

import java.util.ArrayList;

public class MainActivity extends AppCompatActivity {

    private Spinner spinner;
    private PrefManager prefManager;
    private byte currentMode;
    private String[] currentModes;
    private String currentModeName;


    private LinearLayout linearLayout;
    private RecyclerView recyclerViewTheory;
    private ItemAdapter itemAdapterTheory;
    private ArrayList<CardItem> listTheory;

    private View viewMain;
    private RecyclerView recyclerViewMain;
    private ArrayList<CardItem> listMain;
    private ItemAdapter itemAdapterMain;

    String[] orig, local;

    private BottomNavigationView.OnNavigationItemSelectedListener mOnNavigationItemSelectedListener
            = new BottomNavigationView.OnNavigationItemSelectedListener() {

        @Override
        public boolean onNavigationItemSelected(@NonNull MenuItem item) {
            linearLayout.removeAllViews();
            switch (item.getItemId()) {
                case R.id.theory:
                    linearLayout.addView(recyclerViewTheory);
                    return true;
                case R.id.test:
                    linearLayout.addView(recyclerViewMain);
                    return true;
            }
            return false;
        }
    };

    private Spinner.OnItemSelectedListener spinnerClickListener = new Spinner.OnItemSelectedListener(){
        @Override
        public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
            setMode((byte) position);
            prefManager.setPref(position);
            fillMain();
        }

        @Override
        public void onNothingSelected(AdapterView<?> parent) {

        }
    };

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

        android.support.v7.app.ActionBar actionBar = getSupportActionBar();
        actionBar.setDisplayShowHomeEnabled(false);
        actionBar.setDisplayShowTitleEnabled(false);
        actionBar.setDisplayShowCustomEnabled(true);
        actionBar.setCustomView(R.layout.actionbar);

        prefManager = new PrefManager(this);
        currentModes = getResources().getStringArray(R.array.scenario_name);
        setMode(prefManager.getCurrentMode());

        spinner = actionBar.getCustomView().findViewById(R.id.spinner);
        spinner.setSelection(currentMode);
        spinner.setOnItemSelectedListener(spinnerClickListener);

        setContentView(R.layout.activity_main);

        BottomNavigationView navigation = (BottomNavigationView) findViewById(R.id.navigation);
        navigation.setOnNavigationItemSelectedListener(mOnNavigationItemSelectedListener);

        initTheory();
        initMain();
        fillMain();
    }

    private void initTheory() {
        orig = getResources().getStringArray(R.array.menu_orig);
        local = getResources().getStringArray(R.array.menu_ru);
        linearLayout = findViewById(R.id.mainlayout);

        recyclerViewTheory = new RecyclerView(this);
        recyclerViewTheory.setLayoutParams(new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT,
                LinearLayout.LayoutParams.MATCH_PARENT));
        recyclerViewTheory.setHasFixedSize(true);
        recyclerViewTheory.setLayoutManager(new LinearLayoutManager(this));

        listTheory = new ArrayList<>();

        for (int i = 0; i < orig.length; i++) {
            listTheory.add(new CardItem(local[i], orig[i]));
        }
        ItemAdapter.OnItemClickListener onItemClickListener = new ItemAdapter.OnItemClickListener() {
            @Override
            public void onItemClick(CardItem item, TextView v) {

                Bundle bundle = null;

                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP_MR1) {
                    if (v != null) {
                        ActivityOptions options = ActivityOptions.makeSceneTransitionAnimation(MainActivity.this, v, MainActivity.this.getString(R.string.title_transition));
                        bundle = options.toBundle();
                    }
                }

                Intent intent = new Intent(MainActivity.this, TheoryActivity.class);
                intent.putExtra("Title", item.title);
                intent.putExtra("orig", item.text);
                if (bundle == null) {
                    MainActivity.this.startActivity(intent);
                } else {
                    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
                        MainActivity.this.startActivity(intent, bundle);
                    }
                }
            }

        };
        itemAdapterTheory = new ItemAdapter(onItemClickListener, listTheory);
        recyclerViewTheory.setAdapter(itemAdapterTheory);

        linearLayout.addView(recyclerViewTheory);
    }

    private void initMain() {
        recyclerViewMain = new RecyclerView(this);
        recyclerViewMain.setLayoutParams(new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT,
                LinearLayout.LayoutParams.MATCH_PARENT));
        recyclerViewMain.setHasFixedSize(true);
        recyclerViewMain.setLayoutManager(new LinearLayoutManager(this));

        listMain = new ArrayList<>();
    }

    private void fillMain() {
        listMain.clear();

        for (int i = 0; i < orig.length; i++) {
            listMain.add(new CardItem("Тестирование: " + local[i], currentModeName));
        }

        itemAdapterMain = new ItemAdapter(null, listMain);
        recyclerViewMain.setAdapter(itemAdapterMain);
    }

    private void setMode(byte currentMode){
        this.currentMode = currentMode;
        currentModeName = currentModes[currentMode];
    }
}