WMS_Native/app/src/main/java/it/integry/integrywmsnative/MainActivity.java

package it.integry.integrywmsnative;

import android.content.Intent;
import android.graphics.PorterDuff;
import android.graphics.drawable.Drawable;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentManager;
import android.support.design.widget.NavigationView;
import android.support.v4.view.GravityCompat;
import android.support.v4.widget.DrawerLayout;
import android.support.v7.app.ActionBarDrawerToggle;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.SearchView;
import android.support.v7.widget.Toolbar;
import android.text.SpannableString;
import android.text.style.ForegroundColorSpan;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;

import net.cachapa.expandablelayout.ExpandableLayout;

import org.xml.sax.ErrorHandler;

import java.util.ArrayList;

import butterknife.BindView;
import butterknife.ButterKnife;
import it.integry.integrywmsnative.core.REST.consumers.ISimpleOperationCallback;
import it.integry.integrywmsnative.core.REST.consumers.ISingleValueOperationCallback;
import it.integry.integrywmsnative.core.REST.watcher.ServerStatusChecker;
import it.integry.integrywmsnative.core.exception.ExceptionsHandler;
import it.integry.integrywmsnative.core.settings.SettingsManager;
import it.integry.integrywmsnative.core.utility.UtilitySettings;
import it.integry.integrywmsnative.core.wifi.WiFiCheckerViewHolder;
import it.integry.integrywmsnative.gest.accettazione.MainAccettazioneFragment;
import it.integry.integrywmsnative.gest.accettazione.core.interfaces.ITitledFragment;
import it.integry.integrywmsnative.gest.accettazione.dto.OrdineAccettazioneDTO;
import it.integry.integrywmsnative.gest.accettazione_ordine_inevaso.AccettazioneOrdineInevasoActivity;
import it.integry.integrywmsnative.gest.login.LoginActivity;

public class MainActivity extends AppCompatActivity
        implements NavigationView.OnNavigationItemSelectedListener {

    @BindView(R.id.main_search) SearchView mSearchView;

    @BindView(R.id.nav_view) NavigationView mNavigationView;

    @BindView(R.id.no_connection_top_layout)
    ExpandableLayout mNoConnectionLayout;

    private ServerStatusChecker serverStatusChecker;
    private boolean firstCheckExecution = true;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
//        ExceptionsHandler.toCatch(this);

        if(SettingsManager.i().user.username == null && SettingsManager.i().user.password == null){
            startLoginActivity();
        } else {
            setContentView(R.layout.activity_main);

            ButterKnife.bind(this);

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

            DrawerLayout drawer = findViewById(R.id.drawer_layout);
            ActionBarDrawerToggle toggle = new ActionBarDrawerToggle(
                    this, drawer, toolbar, R.string.navigation_drawer_open, R.string.navigation_drawer_close);
            drawer.setDrawerListener(toggle);
            toggle.syncState();

            mNavigationView = findViewById(R.id.nav_view);
            mNavigationView.setNavigationItemSelectedListener(this);

            mSearchView.setVisibility(View.GONE);

            init();
        }

    }


    private void startLoginActivity(){
        Intent myIntent = new Intent(this, LoginActivity.class);
        startActivity(myIntent);
        this.finish();
    }

    private void init(){
        serverStatusChecker = new ServerStatusChecker();
        serverStatusChecker.startMonitoring(new ISingleValueOperationCallback<Boolean>() {
            @Override
            public void onResult(Boolean value) {
                if(value && (mNoConnectionLayout.isExpanded() || firstCheckExecution)){

                    SettingsManager.reloadDBVariables(new ISimpleOperationCallback() {
                        @Override
                        public void onSuccess(Object value) {
                            collapseNoConnectionLayout();
                            firstCheckExecution = false;
                        }

                        @Override
                        public void onFailed(Exception ex) {
                            //mNoConnectionLayout.expand(true);
                            if(!mNoConnectionLayout.isExpanded()) expandNoConnectionLayout();
                        }
                    });

                } else if(!value && !mNoConnectionLayout.isExpanded()){
                    expandNoConnectionLayout();
                }
            }
        });

        WiFiCheckerViewHolder wiFiCheckerViewHolder = new WiFiCheckerViewHolder(this, R.id.wifi_power);
        wiFiCheckerViewHolder.startMonitoring();
    }

    private void collapseNoConnectionLayout(){
        runOnUiThread(new Runnable() {
            @Override
            public void run() {
                mNoConnectionLayout.collapse(true);
            }
        });
    }

    private void expandNoConnectionLayout(){
        runOnUiThread(new Runnable() {
            @Override
            public void run() {
                mNoConnectionLayout.expand(true);
            }
        });
    }


    @Override
    public void onBackPressed() {
        DrawerLayout drawer = findViewById(R.id.drawer_layout);
        if (drawer.isDrawerOpen(GravityCompat.START)) {
            drawer.closeDrawer(GravityCompat.START);
        } else {
            super.onBackPressed();
        }
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.main, menu);
        return true;
    }

    @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();

        //noinspection SimplifiableIfStatement
//        if (id == R.id.action_search) {
//            return true;
//        }

        return super.onOptionsItemSelected(item);
    }

    @SuppressWarnings("StatementWithEmptyBody")
    @Override
    public boolean onNavigationItemSelected(MenuItem item) {
        // Handle navigation view item clicks here.
        Fragment fragment = null;
        int id = item.getItemId();

        if (id == R.id.nav_accettazione) {
            fragment = MainAccettazioneFragment.newInstance();
            this.adaptViewToFragment(fragment);
        } else if (id == R.id.nav_gallery) {

        } else if (id == R.id.nav_slideshow) {

        } else if (id == R.id.nav_manage) {

        } else if (id == R.id.nav_share) {

        } else if (id == R.id.nav_send) {

        }


        else if(id == R.id.nav_logout){
            UtilitySettings.logout();
            startLoginActivity();
        }

        if (fragment != null) {
            FragmentManager fragmentManager = getSupportFragmentManager();
            fragmentManager.beginTransaction()
                    .replace(R.id.frame_container, fragment).commit();

        }

        DrawerLayout drawer = findViewById(R.id.drawer_layout);
        drawer.closeDrawer(GravityCompat.START);
        return true;
    }

    private void adaptViewToFragment(Fragment fragment){
        if(fragment instanceof SearchView.OnQueryTextListener) {
            mSearchView.setOnQueryTextListener((SearchView.OnQueryTextListener) fragment);
            mSearchView.setVisibility(View.VISIBLE);
        } else {
            mSearchView.setOnQueryTextListener(null);
            mSearchView.setVisibility(View.GONE);
        }


        if(fragment instanceof ITitledFragment) {
            getSupportActionBar().setTitle(((ITitledFragment) fragment).getTitle(this));
        } else {
            getSupportActionBar().setTitle(R.string.app_name);
        }
    }
}