app/src/main/java/de/dhbwloe/campusapp/fragments/Vorlesungsplan.java

   1 /* Vorlesungsplan.java
   2  *
   3  * This program is free software: you can redistribute it and/or modify
   4  * it under the terms of the GNU General Public License as published by
   5  * the Free Software Foundation, either version 3 of the License, or
   6  * (at your option) any later version.
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  * GNU General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License
  14  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  15  */
  16 package de.dhbwloe.campusapp.fragments;
  17 import android.os.Bundle;
  18 import android.support.design.widget.TabLayout;
  19 import android.support.v4.app.Fragment;
  20 import android.support.v4.app.FragmentManager;
  21 import android.support.v4.app.FragmentPagerAdapter;
  22 import android.support.v4.view.ViewPager;
  23 import android.view.LayoutInflater;
  24 import android.view.View;
  25 import android.view.ViewGroup;
  26 import android.widget.LinearLayout;
  27 import android.widget.RelativeLayout;
  28 import android.widget.TextView;
  29
  30 import java.text.SimpleDateFormat;
  31 import java.util.ArrayList;
  32 import java.util.Calendar;
  33 import java.util.Date;
  34 import java.util.List;
  35
  36 import de.dhbwloe.campusapp.CampusAppContext;
  37 import de.dhbwloe.campusapp.CampusAppFragment;
  38 import de.dhbwloe.campusapp.R;
  39 import de.dhbwloe.campusapp.search.SearchIndices;
  40 import de.dhbwloe.campusapp.vorlesungen.CourseEvent;
  41 import de.dhbwloe.campusapp.vorlesungen.CourseGroup;
  42
  43 /**
  44  * A simple {@link Fragment} subclass.
  45  */
  46 public class Vorlesungsplan extends CampusAppFragment {
  47     public interface VorlesungsplanFragment {
  48         void setActive();
  49     }
  50
  51     /* implement this for search results ;) */
  52     public static SearchIndices[] GetSearchIndices() {
  53         return new SearchIndices[] {
  54                 new SearchIndices("Vorlesungsplan", true) {{
  55                     setUpdateTime(1);
  56                     setTarget("#Vorlesungsplan");
  57                     setTitle(R.string.search_vorlesungsplan_title);
  58                     setDescription(R.string.search_vorlesungsplan_description);
  59                     addKeyWord(R.string.search_vorlesungsplan_keywords);
  60                 }},
  61                 new SearchIndices("VorlesungsplanExams", true) {{
  62                     setUpdateTime(1);
  63                     setTarget("#Vorlesungsplan#view=exams");
  64                     setTitle(R.string.search_vorlesungsplan_klausur_title);
  65                     setDescription(R.string.search_vorlesungsplan_klausur_description);
  66                     addKeyWord(R.string.search_vorlesungsplan_klausur_keywords);
  67                 }},
  68         };
  69     }
  70
  71     @Override
  72     public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
  73         Bundle arguments = getArguments();
  74         int showGroupId = 0;
  75         boolean showExamsPage = false;
  76         if(arguments != null) {
  77             String groupid = arguments.getString("groupid");
  78             if(groupid != null)
  79                 showGroupId = Integer.parseInt(groupid);
  80             String view = arguments.getString("view");
  81             if(view != null && view.equalsIgnoreCase("exams"))
  82                 showExamsPage = true;
  83         }
  84
  85         View view = null;
  86         if(showGroupId > 0) {
  87             view = inflater.inflate(R.layout.fragment_vorlesungsplan_group, container, false);
  88
  89             CourseGroup group = AppContext.getDatabaseManager().getCourseGroup(showGroupId);
  90             if(group != null) {
  91                 AppContext.setTitle(AppContext.getResString(R.string.vorlesungsplan_group_title, group.getGroupName()));
  92
  93                 showGroupEvents(view, group);
  94             } else
  95                 view = null;
  96         }
  97         if(view == null) {
  98             view = inflater.inflate(R.layout.fragment_vorlesungsplan, container, false);
  99             AppContext.setTitle(AppContext.getResString(R.string.vorlesungsplan_title));
 100
 101             ViewPager pager = (ViewPager) view.findViewById(R.id.viewpager);
 102             setupViewPager(pager);
 103
 104             if(showExamsPage)
 105                 pager.setCurrentItem(2);
 106
 107             TabLayout tabLayout = (TabLayout) view.findViewById(R.id.tabs);
 108             tabLayout.setupWithViewPager(pager);
 109         }
 110
 111         return view;
 112     }
 113
 114     private void setupViewPager(ViewPager viewPager) {
 115         final ViewPagerAdapter adapter = new ViewPagerAdapter(getChildFragmentManager());
 116
 117         adapter.addFragment(new VorlesungsplanUpcoming(), AppContext.getResString(R.string.vorlesungsplan_upcoming));
 118         adapter.addFragment(new VorlesungsplanGroups(), AppContext.getResString(R.string.vorlesungsplan_groups));
 119         adapter.addFragment(new VorlesungsplanExams(), AppContext.getResString(R.string.vorlesungsplan_exams));
 120
 121         viewPager.setAdapter(adapter);
 122         viewPager.setCurrentItem(0);
 123
 124         VorlesungsplanFragment fragment = (VorlesungsplanFragment)adapter.getItem(0);
 125         fragment.setActive();
 126
 127
 128         viewPager.addOnPageChangeListener(new ViewPager.OnPageChangeListener() {
 129             @Override
 130             public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
 131
 132             }
 133
 134             @Override
 135             public void onPageSelected(int position) {
 136                 VorlesungsplanFragment fragment = (VorlesungsplanFragment)adapter.getItem(position);
 137                 fragment.setActive();
 138             }
 139
 140             @Override
 141             public void onPageScrollStateChanged(int state) {
 142
 143             }
 144         });
 145     }
 146
 147     private void showGroupEvents(View view, CourseGroup group) {
 148         CourseEvent events[] = AppContext.getDatabaseManager().getCourseEventsByGroup(group);
 149
 150         CourseEvent nextEvent = null;
 151         CourseEvent lastEvent = null;
 152         CourseEvent examEvent = null;
 153         long now = (new Date()).getTime()/1000;
 154         SimpleDateFormat dateFormat = new SimpleDateFormat(AppContext.getResString(R.string.timeformat_vorlesungsplan_fulldate));
 155
 156         LinearLayout container = (LinearLayout) view.findViewById(R.id.allEventsList);
 157         TextView groupName = (TextView) view.findViewById(R.id.courseTitle);
 158         TextView nextEventView = (TextView) view.findViewById(R.id.nextEvent);
 159         TextView lastEventView = (TextView) view.findViewById(R.id.lastEvent);
 160         TextView examEventView = (TextView) view.findViewById(R.id.klausurEvent);
 161
 162         groupName.setText(group.getGroupName());
 163         container.removeAllViews();
 164
 165         for(CourseEvent event : events) {
 166             if(event.getEventFrom() >= now && nextEvent == null)
 167                 nextEvent = event;
 168             if(event.getCourseType() == CourseEvent.CourseType.COURSETYPE_KLAUSUR)
 169                 examEvent = event;
 170             else
 171                 lastEvent = event;
 172
 173             LinearLayout eventEntry = new LinearLayout(view.getContext());
 174             eventEntry.setLayoutParams(new LinearLayout.LayoutParams(RelativeLayout.LayoutParams.WRAP_CONTENT,
 175                     RelativeLayout.LayoutParams.WRAP_CONTENT));
 176             eventEntry.setOrientation(LinearLayout.HORIZONTAL);
 177
 178             TextView dotView = new TextView(view.getContext());
 179             dotView.setText(AppContext.getResString(R.string.listDot));
 180             eventEntry.addView(dotView);
 181
 182             if(event.getEventFrom() < now)
 183                 dotView.setTextColor(AppContext.getMainActivity().getResources().getColor(R.color.color_dhbw_lightgray));
 184             else
 185                 dotView.setTextColor(AppContext.getMainActivity().getResources().getColor(R.color.color_dhbw_darkred));
 186
 187             TextView nameView = new TextView(view.getContext());
 188             LinearLayout.LayoutParams nameViewLayoutParams = new LinearLayout.LayoutParams(
 189                     LinearLayout.LayoutParams.WRAP_CONTENT, LinearLayout.LayoutParams.WRAP_CONTENT);
 190             nameViewLayoutParams.setMargins(16,0,0,0);
 191             nameView.setLayoutParams(nameViewLayoutParams);
 192             nameView.setText(dateFormat.format(new Date(event.getEventFrom() * 1000)));
 193             eventEntry.addView(nameView);
 194
 195             TextView locationView = new TextView(view.getContext());
 196             LinearLayout.LayoutParams locationViewLayoutParams = new LinearLayout.LayoutParams(
 197                     LinearLayout.LayoutParams.WRAP_CONTENT, LinearLayout.LayoutParams.WRAP_CONTENT);
 198             locationViewLayoutParams.setMargins(32,0,0,0);
 199             locationView.setLayoutParams(locationViewLayoutParams);
 200             locationView.setText(event.getEventLocation());
 201             eventEntry.addView(locationView);
 202
 203             container.addView(eventEntry);
 204         }
 205
 206         if(nextEvent != null)
 207             nextEventView.setText(dateFormat.format(new Date(nextEvent.getEventFrom() * 1000)));
 208         else
 209             nextEventView.setText(CampusAppContext.getInstance().getResString(R.string.vorlesungsplan_groups_nonext));
 210
 211         if(lastEvent != null)
 212             lastEventView.setText(dateFormat.format(new Date(lastEvent.getEventFrom() * 1000)));
 213         else
 214             lastEventView.setText(CampusAppContext.getInstance().getResString(R.string.vorlesungsplan_groups_nonext));
 215
 216         if(examEvent != null)
 217             examEventView.setText(dateFormat.format(new Date(examEvent.getEventFrom() * 1000)));
 218         else
 219             examEventView.setText(CampusAppContext.getInstance().getResString(R.string.vorlesungsplan_groups_noklausur));
 220     }
 221
 222     class ViewPagerAdapter extends FragmentPagerAdapter {
 223         private final List<Fragment> mFragmentList = new ArrayList<>();
 224         private final List<String> mFragmentTitleList = new ArrayList<>();
 225
 226         public ViewPagerAdapter(FragmentManager manager) {
 227             super(manager);
 228         }
 229
 230         @Override
 231         public Fragment getItem(int position) {
 232             return mFragmentList.get(position);
 233         }
 234
 235         @Override
 236         public int getCount() {
 237             return mFragmentList.size();
 238         }
 239
 240         public void addFragment(Fragment fragment, String title) {
 241             mFragmentList.add(fragment);
 242             mFragmentTitleList.add(title);
 243         }
 244
 245         @Override
 246         public CharSequence getPageTitle(int position) {
 247             return mFragmentTitleList.get(position);
 248         }
 249     }
 250
 251 }