package com.example.labsix;

import android.graphics.Color;
import android.os.Bundle;

import com.google.android.material.floatingactionbutton.FloatingActionButton;
import com.google.android.material.snackbar.Snackbar;

import androidx.appcompat.app.AppCompatActivity;
import androidx.appcompat.widget.Toolbar;
import androidx.coordinatorlayout.widget.CoordinatorLayout;
import androidx.core.content.ContextCompat;
import androidx.fragment.app.FragmentManager;
import androidx.fragment.app.FragmentTransaction;

import android.util.Log;
import android.util.TypedValue;
import android.view.Gravity;
import android.view.MenuInflater;
import android.view.View;

import android.view.Menu;
import android.view.MenuItem;
import android.view.ViewGroup;
import android.widget.LinearLayout;
import android.widget.RelativeLayout;
import android.widget.Toast;

public class MainActivity extends AppCompatActivity {

    public static int MAIN_ACTIVITY_ID = 22346;
    public static int MAIN_ACTIVITY_TOOLBAR = 22347;
    public static int MAT_HELLO = 22350;
    public static int MAT_GEOFF = 22351;

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

        RelativeLayout vv = new RelativeLayout(this);
        vv.setId(MAIN_ACTIVITY_ID);
        vv.setLayoutParams(new ViewGroup.LayoutParams(getResources().getDisplayMetrics().widthPixels, getResources().getDisplayMetrics().heightPixels));
        setContentView(vv);

        TypedValue tv = new TypedValue();
        int actionBarHeight=40;
        if (this.getTheme().resolveAttribute(android.R.attr.actionBarSize, tv, true)) {
            actionBarHeight = TypedValue.complexToDimensionPixelSize(tv.data, getResources().getDisplayMetrics());
        }
        Toolbar toolbar = new Toolbar(this);
        toolbar.setId(MAIN_ACTIVITY_TOOLBAR);
        ViewGroup.LayoutParams layoutParams = new ViewGroup.LayoutParams(
                LinearLayout.LayoutParams.MATCH_PARENT, actionBarHeight);
        toolbar.setLayoutParams(layoutParams);
        toolbar.setBackgroundColor(ContextCompat.getColor(this, R.color.purple_200));
        toolbar.setTitle(R.string.app_name+"!!!");
        toolbar.setVisibility(View.VISIBLE);

        vv.addView(toolbar, 0);
        setSupportActionBar(toolbar);

        /*
        FloatingActionButton fab = findViewById(R.id.fab);
        fab.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                Snackbar.make(view, "Replace with your own action", Snackbar.LENGTH_LONG)
                        .setAction("Action", null).show();
            }
        });
*/

        //RelativeLayout vv = findViewById(R.id.main_actv_rel);
        //Log.e("THISS", vv + "  view");
        {
            FloatingActionButton fab = new FloatingActionButton(this);
            fab.setImageResource(android.R.drawable.arrow_down_float);
            fab.show();
            RelativeLayout.LayoutParams clp = new RelativeLayout.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);
            clp.addRule(RelativeLayout.ALIGN_PARENT_TOP);
            clp.addRule(RelativeLayout.ALIGN_PARENT_END);
            float density= getResources().getDisplayMetrics().density;
            clp.setMargins(0,(int)(75*density),(int)(100*density), 0);
            vv.addView(fab, clp);
        }

        // Get the first fragment displayed
        FragmentManager fragmentManager = this.getSupportFragmentManager();
        FragmentTransaction transaction = fragmentManager.beginTransaction();
        transaction.replace(MAIN_ACTIVITY_ID, new RelativeFragment(), null);
        transaction.addToBackStack(null);
        transaction.commit();
        int tt = fragmentManager.getBackStackEntryCount();
        for(int i = 0; i < tt; ++i) {
            fragmentManager.popBackStack();
        }
    }


    @Override
    public boolean onCreateOptionsMenu(Menu menu){

        MenuItem edit_item = menu.add(0, MAT_HELLO, 1, "Hello");
        edit_item.setShowAsActionFlags(MenuItem.SHOW_AS_ACTION_NEVER);

        MenuItem delete_item = menu.add(0, MAT_GEOFF, 2, "Geoff");
        delete_item.setShowAsActionFlags(MenuItem.SHOW_AS_ACTION_NEVER);

        return super.onCreateOptionsMenu(menu);

    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // Handle action bar item clicks here. The action bar will
        // automatically handle clicks on the Home/Up button, so long
        // as you specify a parent activity in AndroidManifest.xml.
        int id = item.getItemId();
        Log.i("THISS", "Clicked on menu item " + id);

        //noinspection SimplifiableIfStatement
        if (id == MAT_HELLO) {
            Toast.makeText(this, "Hello, Hello, Hello", Toast.LENGTH_LONG).show();
            return true;
        }
        if (id == MAT_GEOFF) {
            Toast.makeText(this, "Geoff Geoff Geoff Geoff", Toast.LENGTH_LONG).show();
            return true;
        }

        return super.onOptionsItemSelected(item);
    }

    public void onBackPressed() {
        FragmentManager fragmentManager = this.getSupportFragmentManager();
        int tt = fragmentManager.getBackStackEntryCount();
        Log.i("THISs", "Back stack " + tt);
        if (tt>1)
            super.onBackPressed();
    }

}