Proyectos de Subversion Android Microlearning

package com.cesams.twogetskills.fragment;

import static androidx.viewpager2.widget.ViewPager2.SCROLL_STATE_IDLE;

import android.os.Bundle;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageButton;

import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.fragment.app.Fragment;
import androidx.lifecycle.LifecycleOwner;
import androidx.lifecycle.Observer;
import androidx.lifecycle.ViewModelProvider;
import androidx.viewpager2.widget.ViewPager2;


import com.cesams.twogetskills.Constants;
import com.cesams.twogetskills.R;
import com.cesams.twogetskills.adapter.GalleryViewPageAdapter;
import com.cesams.twogetskills.dao.DatabaseHelper;
import com.cesams.twogetskills.dao.ProgressDao;
import com.cesams.twogetskills.dao.SlideDao;
import com.cesams.twogetskills.entity.Progress;
import com.cesams.twogetskills.entity.Slide;


import com.cesams.twogetskills.room.ResultCount;
import com.cesams.twogetskills.skeleton.ITwoGetSkills;
import com.cesams.twogetskills.viewdata.GalleryRefreshUIViewData;
import com.cesams.twogetskills.viewdata.SlideRefreshUIViewData;
import com.cesams.twogetskills.viewmodel.GalleryRefreshUIViewModel;
import com.cesams.twogetskills.viewmodel.GalleryViewModel;
import com.cesams.twogetskills.viewmodel.SlideRefreshUIViewModel;
import com.wajahatkarim3.easyflipviewpager.BookFlipPageTransformer2;

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

//IResultActivity
public class GalleryFragment extends Fragment implements LifecycleOwner {
    private final String TAG = "C2GS - GalleryFragment";
    private ViewPager2 viewPager2;
    private ImageButton mButtonNext;
    private ImageButton mButtonPrevious;
    private GalleryViewPageAdapter adapter;
    private ITwoGetSkills iTwoGetSkills;
    private GalleryViewModel mGalleryViewModel;
    private SlideRefreshUIViewModel mSlideRefreshUIViewModel;
    private GalleryRefreshUIViewModel mGalleryRefreshUIView;


    @Override
    public void onCreate(@Nullable Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setHasOptionsMenu(true);

    }

    @Override
    public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
        super.onCreateOptionsMenu(menu, inflater);
        menu.clear();
    }

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

        return inflater.inflate(R.layout.fragment_gallery, container, false);
    }


    @Override
    public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
        super.onViewCreated(view, savedInstanceState);
        iTwoGetSkills = (ITwoGetSkills) getActivity();

        mGalleryRefreshUIView = new ViewModelProvider(requireActivity()).get(GalleryRefreshUIViewModel.class);
        mSlideRefreshUIViewModel = new ViewModelProvider(requireActivity()).get(SlideRefreshUIViewModel.class);
        mGalleryViewModel = new ViewModelProvider(requireActivity()).get(GalleryViewModel.class);
        adapter = new GalleryViewPageAdapter(requireActivity(), mGalleryViewModel.getSlideArrayList());

        viewPager2 = getView().findViewById(R.id.fragment_gallery_viewpager2);
        viewPager2.setAdapter(adapter);


        // Create an object of page transformer
        BookFlipPageTransformer2 bookFlipPageTransformer = new BookFlipPageTransformer2();

        // Enable / Disable scaling while flipping. If true, then next page will scale in (zoom in). By default, its true.
        bookFlipPageTransformer.setEnableScale(false);

        // The amount of scale the page will zoom. By default, its 5 percent.
        bookFlipPageTransformer.setScaleAmountPercent(10f);

        // Assign the page transformer to the ViewPager2.
        viewPager2.setPageTransformer(bookFlipPageTransformer);

/*
        Observer<ArrayList<Slide>> slideArrayListUpdateObserver = new Observer<ArrayList<Slide>>() {
            @Override
            public void onChanged(ArrayList<Slide> slideArrayList) {
                //Este metodo se ejecuta si el slide Array sufre cambios





            }
        };
*/

        //mGalleryViewModel.getSlideMutableLiveData().observe(requireActivity(),slideArrayListUpdateObserver);



        mButtonNext = getView().findViewById(R.id.fragment_gallery_button_next);



        mButtonNext.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                SlideRefreshUIViewData slideRefreshUIViewData = mSlideRefreshUIViewModel.getSlideRefreshUIViewData();
                slideRefreshUIViewData.setNextFromButton(true);
                mSlideRefreshUIViewModel.getSlideRefreshUIMutableLiveData().setValue(slideRefreshUIViewData);

                viewPager2.setCurrentItem(getItem(+1), true); //getItem(-1) for previous
            }
        });

        mButtonPrevious = getView().findViewById(R.id.fragment_gallery_button_previous);

        mButtonPrevious.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
              //  Log.d("Gallery ViewPager2", "CurrentItem = " + viewPager2.getCurrentItem()  );
                SlideRefreshUIViewData slideRefreshUIViewData = mSlideRefreshUIViewModel.getSlideRefreshUIViewData();
                slideRefreshUIViewData.setNextFromButton(true);
                mSlideRefreshUIViewModel.getSlideRefreshUIMutableLiveData().setValue(slideRefreshUIViewData);

                viewPager2.setCurrentItem(getItem(-1), true);

            }
        });



        viewPager2.registerOnPageChangeCallback(new ViewPager2.OnPageChangeCallback() {

            @Override
            public void onPageSelected(int position) {
                super.onPageSelected(position);


                Log.e("Seleccion","de pagina");
              //  Log.d(TAG, "registerOnPageChangeCallback");
                Slide mItem = mGalleryViewModel.getSlideArrayList().get(position);

                Log.e("ONPageSelecte","aqui¡ "+mItem.getType());

                iTwoGetSkills.setTitleActionBar(mItem.getName());
                iTwoGetSkills.changeSlideActive(mItem.getUuid(), mItem.getType(), false);



                //Resuelve el fix de pagina vista de imagenes no marcada
                loadData(false);


            }


            @Override
            public void onPageScrollStateChanged(int state) {
                super.onPageScrollStateChanged(state);


                SlideRefreshUIViewData slideRefreshUIViewData = mSlideRefreshUIViewModel.getSlideRefreshUIViewData();


                if (slideRefreshUIViewData.isImagenViewerControl() && state==ViewPager2.SCROLL_STATE_IDLE) {


                    adapter.notifyItemChanged(viewPager2.getCurrentItem());

                }

            }
        });



        loadData(false);

    }

    private int getItem(int i) {
        return viewPager2.getCurrentItem() + i;
    }

    @Override
    public void onPause() {
        super.onPause();
    }

    @Override
    public void onResume() {
        super.onResume();

        iTwoGetSkills.getPreference().save();

        SlideRefreshUIViewData slideRefreshUIViewData = mSlideRefreshUIViewModel.getSlideRefreshUIViewData();
        slideRefreshUIViewData.setResumenVisores(true);
        mSlideRefreshUIViewModel.getSlideRefreshUIMutableLiveData().setValue(slideRefreshUIViewData);


        loadData(true);
    }


    @Override
    public void onHiddenChanged(boolean hidden) {
        super.onHiddenChanged(hidden);

        adapter.notifyDataSetChanged();

        iTwoGetSkills.getPreference().save();

        if(!hidden) {
            loadData( false);

        }
    }

    private void loadData( boolean background) {


        GalleryRefreshUIViewData galleryRefreshUIViewData = mGalleryRefreshUIView.getGalleryRefreshUIViewData();

        SlideDao slideDao = iTwoGetSkills.getDatabase().getSlideDao();
        Progress progress;
        boolean showFinish = false;
        List<Slide> dbSlides;
        ProgressDao progressDao = iTwoGetSkills.getDatabase().getProgressDao();

        if(!background)
        {
            dbSlides = slideDao.selectAllByCapsuleUuid(iTwoGetSkills.getCapsuleUuidActive());
            progress = progressDao.selectByTopicUuid(iTwoGetSkills.getTopicUuidActive());

            galleryRefreshUIViewData.setDbSlidesActive(dbSlides);
            galleryRefreshUIViewData.setProgreso(progress);

            mGalleryRefreshUIView.getGalleryRefreshUIMutableLiveData().setValue(galleryRefreshUIViewData);

        }
        else

        {
            dbSlides=galleryRefreshUIViewData.getdbSlidesActive();
            progress= galleryRefreshUIViewData.getProgreso();

        }

        if (progress != null) {
            showFinish = progress.getProgress() >= 100 && progress.getCompleted() == 0;
        }
        if (!showFinish) {
            progress = progressDao.selectByCapsuleUuid(iTwoGetSkills.getCapsuleUuidActive());
            if (progress != null) {
                showFinish = progress.getProgress() >= 100 && progress.getCompleted() == 0;
            }
        }

        mGalleryViewModel.getSlideArrayList().clear();

        int i = 0;
        int position = 0;
        Slide slide;
        for (Slide dbSlide : dbSlides) {
            slide = new Slide();
            slide.setTopicUuid(dbSlide.getTopicUuid());
            slide.setCapsuleUuid(dbSlide.getCapsuleUuid());
            slide.setQuizUuid(dbSlide.getQuizUuid());
            slide.setUuid(dbSlide.getUuid());
            slide.setName(dbSlide.getName());
            slide.setDescription(dbSlide.getDescription());
            slide.setType(dbSlide.getType());
            slide.setFile(dbSlide.getFile());
            slide.setBackground(dbSlide.getBackground());
            slide.setPosition(dbSlide.getPosition());


            if (slide.getUuid().equals(iTwoGetSkills.getSlideUuidActive())) {
                position = i;
            }

            progress = progressDao.selectBySlideUuid(slide.getUuid());
            if (progress != null) {
                slide.setCompleted(progress.getCompleted());
            } else {
                slide.setCompleted(0);
            }
            slide.setShowFinish(showFinish);
            i++;

            mGalleryViewModel.getSlideArrayList().add(slide);
        }

           iTwoGetSkills.setTitleActionBar(mGalleryViewModel.getSlideArrayList().get(position).getName());


            SlideRefreshUIViewData slideRefreshUIViewData = mSlideRefreshUIViewModel.getSlideRefreshUIViewData();

            if (!slideRefreshUIViewData.isNextFromButton()) {
                if (slideRefreshUIViewData.isCambioSlide()) {
                    viewPager2.setCurrentItem(position, false);
                }

            }

            //Cuando ejecuto los visores de capsula como el reproductor de video y regreso, me aseguro de marcar vista el slide
            if (slideRefreshUIViewData.isResumenVisores()) {

                adapter.notifyItemChanged(viewPager2.getCurrentItem());

            }

            slideRefreshUIViewData.setCambioSlide(false);
            slideRefreshUIViewData.setResumenVisores(false);
            slideRefreshUIViewData.setNextFromButton(false);

            mSlideRefreshUIViewModel.getSlideRefreshUIMutableLiveData().setValue(slideRefreshUIViewData);



            mGalleryViewModel.getSlideMutableLiveData().setValue(mGalleryViewModel.getSlideArrayList());

        }





}