Magic Cube

///////////////////////////////////////////////////////////////////////////////////////////////////

// Copyright 2020 Leszek Koltunski                                                               //

//                                                                                               //

// This file is part of Magic Cube.                                                              //

//                                                                                               //

// Magic Cube is free software: you can redistribute it and/or modify                            //

// it under the terms of the GNU General Public License as published by                          //

// the Free Software Foundation, either version 2 of the License, or                             //

// (at your option) any later version.                                                           //

//                                                                                               //

// Magic Cube is distributed in the hope that it will be useful,                                 //

// but WITHOUT ANY WARRANTY; without even the implied warranty of                                //

// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the                                 //

// GNU General Public License for more details.                                                  //

//                                                                                               //

// You should have received a copy of the GNU General Public License                             //

// along with Magic Cube.  If not, see <http://www.gnu.org/licenses/>.                           //

///////////////////////////////////////////////////////////////////////////////////////////////////

package org.distorted.dialogs;

import android.os.Bundle;

import androidx.annotation.NonNull;

import androidx.fragment.app.FragmentActivity;

import androidx.viewpager.widget.PagerAdapter;

import androidx.viewpager.widget.ViewPager;

import android.util.DisplayMetrics;

import android.view.View;

import android.view.ViewGroup;

import android.widget.LinearLayout;

import org.distorted.scores.RubikScores;

import org.distorted.scores.RubikScoresDownloader;

import org.distorted.objects.ObjectList;

///////////////////////////////////////////////////////////////////////////////////////////////////

class RubikDialogScoresPagerAdapter extends PagerAdapter implements RubikScoresDownloader.Receiver

  {

  private FragmentActivity mAct;

  private RubikDialogScores mDialog;

  private RubikDialogScoresView[] mViews;

  private ViewPager mViewPager;

  private int mNumTabs;

  private boolean mIsSubmitting;

  private int mToDoTab, mToDoLvl;

///////////////////////////////////////////////////////////////////////////////////////////////////

  private void addSection(int tab, int level, final RubikDialogScoresView view, final String[] country, final String[] name, final float[] time)

    {

    final LinearLayout section = view.createSection(mAct, tab, level, country, name, time);

    mAct.runOnUiThread(new Runnable()

      {

      @Override

      public void run()

        {

        view.addSection(section);

        }

      });

    try

      {

      Thread.sleep(50);

      }

    catch( InterruptedException ignored)

      {

      }

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  private void getNext(int currentTab, int[] toDoTab, int[] maxTab)

    {

    if( toDoTab[currentTab]<maxTab[currentTab] )

      {

      mToDoTab = currentTab;

      mToDoLvl = toDoTab[currentTab];

      toDoTab[currentTab]++;

      }

    else

      {

      for(int tab=0; tab<mNumTabs; tab++)

        {

        if( toDoTab[tab]<maxTab[tab] )

          {

          mToDoTab = tab;

          mToDoLvl = toDoTab[tab];

          toDoTab[tab]++;

          break;

          }

        }

      }

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  public void receive(final String[][][] country, final String[][][] name, final float[][][] time)

    {

    prepareView();

    int toDo=0;

    int[] toDoTab = new int[mNumTabs];

    int[] maxTab  = new int[mNumTabs];

    for(int i=0; i<mNumTabs; i++)

      {

      int object   = ObjectList.unpackObject(i);

      int sizeIndex= ObjectList.unpackSizeIndex(i);

      maxTab[i]    = ObjectList.getMaxLevel(object, sizeIndex);

      toDoTab[i]   = 0;

      toDo += maxTab[i];

      }

    while( toDo>0 )

      {

      toDo--;

      getNext(mViewPager.getCurrentItem(),toDoTab,maxTab);

      addSection( mToDoTab,mToDoLvl, mViews[mToDoTab],

                  country[mToDoTab][mToDoLvl],name[mToDoTab][mToDoLvl],time[mToDoTab][mToDoLvl]);

      }

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  public void message(final String mess)

    {

    mAct.runOnUiThread(new Runnable()

      {

      @Override

      public void run()

        {

        for(int i=0; i<mNumTabs; i++)

          {

          mViews[i].message(mess);

          }

        }

      });

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  public void error(final String error)

    {

    char errorNumber = error.charAt(0);

    switch(errorNumber)

      {

      case '1': message("Network error");

                break;

      case '2': RubikScores scores = RubikScores.getInstance();

                Bundle bundle = new Bundle();

                bundle.putString("name", scores.getName() );

                RubikDialogSetName nameDiag = new RubikDialogSetName();

                nameDiag.setArguments(bundle);

                nameDiag.show(mAct.getSupportFragmentManager(), null);

                mDialog.dismiss();

                break;

      case '3': message("Server error");

                break;

      default : message("Unexpected error");

      }

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  private void prepareView()

    {

    mAct.runOnUiThread(new Runnable()

      {

      @Override

      public void run()

        {

        for(int i=0; i<mNumTabs; i++)

          {

          mViews[i].prepareView(mAct);

          }

        }

      });

    try

      {

      Thread.sleep(150);

      }

    catch( InterruptedException ignored)

      {

      }

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  RubikDialogScoresPagerAdapter(FragmentActivity act, ViewPager viewPager, boolean isSubmitting, RubikDialogScores diag)

    {

    mAct = act;

    mDialog = diag;

    mNumTabs = ObjectList.getTotal();

    mViews = new RubikDialogScoresView[mNumTabs];

    mViewPager = viewPager;

    mIsSubmitting = isSubmitting;

    viewPager.setAdapter(this);

    viewPager.setOffscreenPageLimit(mNumTabs-1);

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  @Override

  @NonNull

  public Object instantiateItem(@NonNull ViewGroup collection, int position)

    {

    DisplayMetrics metrics = mAct.getResources().getDisplayMetrics();

    mViews[position] = new RubikDialogScoresView(mAct, metrics.heightPixels, mIsSubmitting);

    collection.addView(mViews[position]);

    boolean allCreated = true;

    for(int i=0; i<mNumTabs; i++)

      {

      if( mViews[i]==null )

        {

        allCreated = false;

        break;

        }

      }

    if( allCreated )

      {

      RubikScoresDownloader downloader = RubikScoresDownloader.getInstance();

      if( mIsSubmitting )  downloader.submit  ( this, mAct );

      else                 downloader.download( this, mAct );

      }

    return mViews[position];

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  @Override

  public void destroyItem(ViewGroup collection, int position, @NonNull Object view)

    {

    collection.removeView((View) view);

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  @Override

  public int getCount()

    {

    return mNumTabs;

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  @Override

  public boolean isViewFromObject(@NonNull View view, @NonNull Object object)

    {

    return view == object;

    }

  }