GitNex/app/src/main/java/org/mian/gitnex/fragments/MyProfileFragment.java

package org.mian.gitnex.fragments;

import android.content.Context;
import android.content.res.ColorStateList;
import android.graphics.Typeface;
import android.os.Bundle;
import android.text.Html;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.TextView;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.core.widget.ImageViewCompat;
import androidx.fragment.app.Fragment;
import androidx.fragment.app.FragmentManager;
import androidx.fragment.app.FragmentStatePagerAdapter;
import androidx.viewpager.widget.ViewPager;
import com.google.android.material.progressindicator.LinearProgressIndicator;
import com.google.android.material.tabs.TabLayout;
import com.squareup.picasso.Callback;
import org.mian.gitnex.R;
import org.mian.gitnex.activities.BaseActivity;
import org.mian.gitnex.activities.MainActivity;
import org.mian.gitnex.clients.PicassoService;
import org.mian.gitnex.helpers.AppUtil;
import org.mian.gitnex.helpers.ColorInverter;
import org.mian.gitnex.helpers.RoundedTransformation;
import org.mian.gitnex.helpers.TinyDB;
import org.mian.gitnex.helpers.contexts.AccountContext;
import java.util.Locale;
import jp.wasabeef.picasso.transformations.BlurTransformation;

/**
 * @author M M Arif
 */

public class MyProfileFragment extends Fragment {

    private Context ctx;

    @Nullable
    @Override
    public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {

    	ctx = getContext();

        View v = inflater.inflate(R.layout.fragment_profile, container, false);
        setHasOptionsMenu(true);

	    ((MainActivity) requireActivity()).setActionBarTitle(getResources().getString(R.string.navProfile));

	    AccountContext account = ((BaseActivity) requireActivity()).getAccount();
	    if(account.getUserInfo() != null) {
		    viewData(v, account);
	    } else {
	    	// we have to wait until loading is finished
		    LinearProgressIndicator loading = v.findViewById(R.id.loadingIndicator);
		    loading.setVisibility(View.VISIBLE);
		    ((MainActivity) requireActivity()).setProfileInitListener((text) -> {
		    	loading.setVisibility(View.GONE);
		    	viewData(v, account);
		    });
	    }

        return v;
    }

    public static class SectionsPagerAdapter extends FragmentStatePagerAdapter {

        SectionsPagerAdapter(FragmentManager fm) {
            super(fm, BEHAVIOR_RESUME_ONLY_CURRENT_FRAGMENT);
        }

        @NonNull
        @Override
        public Fragment getItem(int position) {

            switch (position) {

                case 0: // followers
                    return new MyProfileFollowersFragment();

                case 1: // following
                    return new MyProfileFollowingFragment();

                case 2: // emails
                    return new MyProfileEmailsFragment();

            }

            return null;
        }

        @Override
        public int getCount() {
            return 3;
        }
    }

    @Override
    public void onCreateOptionsMenu(@NonNull Menu menu, @NonNull MenuInflater inflater) {

        menu.clear();
        requireActivity().getMenuInflater().inflate(R.menu.profile_dotted_menu, menu);
        super.onCreateOptionsMenu(menu, inflater);
    }

    @Override
    public boolean onOptionsItemSelected(@NonNull MenuItem item) {

        int id = item.getItemId();

	    if(id == android.R.id.home) {
		    ((MainActivity)ctx).finish();
		    return true;
	    }
	    else if(id == R.id.profileMenu) {
		    BottomSheetMyProfileFragment bottomSheet = new BottomSheetMyProfileFragment();
		    bottomSheet.show(getChildFragmentManager(), "profileBottomSheet");
		    return true;
	    }
	    else {
		    return super.onOptionsItemSelected(item);
	    }
    }

    public void viewData(View v, AccountContext account) {
	    TinyDB tinyDb = TinyDB.getInstance(getContext());

	    TextView userFullName = v.findViewById(R.id.userFullName);
	    ImageView userAvatarBackground = v.findViewById(R.id.userAvatarBackground);
	    ImageView userAvatar = v.findViewById(R.id.userAvatar);
	    TextView userLogin = v.findViewById(R.id.userLogin);
	    View divider = v.findViewById(R.id.divider);
	    TextView userLanguage = v.findViewById(R.id.userLanguage);
	    ImageView userLanguageIcon = v.findViewById(R.id.userLanguageIcon);

	    String[] userLanguageCodes = account.getUserInfo().getLanguage() != null ? account.getUserInfo().getLanguage().split("-") : new String[]{""};

	    if(userLanguageCodes.length >= 2) {
		    Locale locale = new Locale(userLanguageCodes[0], userLanguageCodes[1]);
		    userLanguage.setText(locale.getDisplayLanguage());
	    }
	    else {
		    userLanguage.setText(getResources().getConfiguration().locale.getDisplayLanguage());
	    }

	    userAvatar.setOnClickListener(loginId -> AppUtil.copyToClipboard(ctx, account.getAccount().getUserName(),
		    ctx.getString(R.string.copyLoginIdToClipBoard, account.getAccount().getUserName())));

	    userFullName.setText(Html.fromHtml(account.getFullName()));
	    userLogin.setText(getString(R.string.usernameWithAt, account.getAccount().getUserName()));

	    int avatarRadius = AppUtil.getPixelsFromDensity(ctx, 3);

	    PicassoService.getInstance(ctx).get().load(account.getUserInfo().getAvatarUrl()).transform(new RoundedTransformation(avatarRadius, 0)).placeholder(R.drawable.loader_animated).resize(120, 120).centerCrop().into(userAvatar);

	    PicassoService.getInstance(ctx).get().load(account.getUserInfo().getAvatarUrl()).transform(new BlurTransformation(ctx))
		    .into(userAvatarBackground, new Callback() {

			    @Override
			    public void onSuccess() {

				    int invertedColor = new ColorInverter().getImageViewContrastColor(userAvatarBackground);

				    userFullName.setTextColor(invertedColor);
				    divider.setBackgroundColor(invertedColor);
				    userLogin.setTextColor(invertedColor);
				    userLanguage.setTextColor(invertedColor);

				    ImageViewCompat.setImageTintList(userLanguageIcon, ColorStateList.valueOf(invertedColor));
			    }

			    @Override
			    public void onError(Exception e) {

			    }
		    });

	    MyProfileFragment.SectionsPagerAdapter mSectionsPagerAdapter = new SectionsPagerAdapter(getChildFragmentManager());

	    ViewPager mViewPager = v.findViewById(R.id.container);
	    mViewPager.setAdapter(mSectionsPagerAdapter);

	    Typeface myTypeface = AppUtil.getTypeface(requireContext());
	    TabLayout tabLayout = v.findViewById(R.id.tabs);

	    ViewGroup vg = (ViewGroup) tabLayout.getChildAt(0);
	    int tabsCount = vg.getChildCount();

	    for(int j = 0; j < tabsCount; j++) {

		    ViewGroup vgTab = (ViewGroup) vg.getChildAt(j);
		    int tabChildCount = vgTab.getChildCount();

		    for(int i = 0; i < tabChildCount; i++) {

			    View tabViewChild = vgTab.getChildAt(i);

			    if(tabViewChild instanceof TextView) {
				    ((TextView) tabViewChild).setTypeface(myTypeface);
			    }
		    }
	    }

	    mViewPager.addOnPageChangeListener(new TabLayout.TabLayoutOnPageChangeListener(tabLayout));
	    tabLayout.addOnTabSelectedListener(new TabLayout.ViewPagerOnTabSelectedListener(mViewPager));
    }
}