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

   1 /* DashboardVorlesungsplan.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.Build;
  18 import android.os.Bundle;
  19 import android.support.v4.app.Fragment;
  20 import android.view.LayoutInflater;
  21 import android.view.View;
  22 import android.view.ViewGroup;
  23 import android.widget.AdapterView;
  24 import android.widget.RelativeLayout;
  25 import android.widget.TextView;
  26
  27 import java.text.SimpleDateFormat;
  28 import java.util.ArrayList;
  29 import java.util.Calendar;
  30 import java.util.Date;
  31 import java.util.List;
  32
  33 import de.dhbwloe.campusapp.CampusAppContext;
  34 import de.dhbwloe.campusapp.CampusAppFragment;
  35 import de.dhbwloe.campusapp.R;
  36 import de.dhbwloe.campusapp.Tools;
  37 import de.dhbwloe.campusapp.vorlesungen.CourseEvent;
  38
  39 /**
  40  * A simple {@link Fragment} subclass.
  41  */
  42 public class DashboardVorlesungsplan extends CampusAppFragment {
  43     private static int lastGeneratedViewId = 572000;
  44     private View view;
  45     private List<CourseEvent> events1 = new ArrayList<CourseEvent>();
  46     private List<CourseEvent> events2 = new ArrayList<CourseEvent>();
  47     private String courseName;
  48
  49     public DashboardVorlesungsplan() {
  50         // Required empty public constructor
  51     }
  52
  53
  54     @Override
  55     public View onCreateView(LayoutInflater inflater, ViewGroup container,
  56                              Bundle savedInstanceState) {
  57         view = inflater.inflate(R.layout.fragment_dashboard_timetable, container, false);
  58         String kursTag = AppContext.getDatabaseManager().getRuntimeCache("CourseName");
  59         if(kursTag == null || kursTag.isEmpty()) {
  60             return view;
  61         }
  62         courseName = kursTag;
  63         return view;
  64     }
  65
  66     @Override
  67     public void onResume() {
  68         super.onResume();
  69         if(courseName != null)
  70             loadViewData();
  71     }
  72
  73     private int getDayId(long time) {
  74         Date date = new Date(time * 1000);
  75         return getDayId(date);
  76     }
  77     private int getDayId(Date date) {
  78         SimpleDateFormat dateFormat = new SimpleDateFormat("yyyyMMdd");
  79         return Integer.parseInt(dateFormat.format(date));
  80     }
  81
  82     private void loadViewData() {
  83         if(AppContext == null)
  84             AppContext = CampusAppContext.getInstance();
  85         long now = (new Date()).getTime() / 1000;
  86         long tomorrow = now + 86400;
  87
  88         CourseEvent events[] = AppContext.getDatabaseManager().getCourseCalendarTimetable(courseName, now, 2);
  89         events1.clear();
  90         events2.clear();
  91         if(events.length > 0) {
  92             int firstDayId = getDayId(events[0].getEventTo());
  93             for (int i = 0; i < events.length; i++) {
  94                 if (i == 0 || getDayId(events[i].getEventTo()) == firstDayId)
  95                     events1.add(events[i]);
  96                 else
  97                     events2.add(events[i]);
  98             }
  99         }
 100
 101         RelativeLayout container;
 102
 103         container = (RelativeLayout)view.findViewById(R.id.date1Overview);
 104         buildDayView(container, events1);
 105         container.setOnClickListener(new View.OnClickListener() {
 106             @Override
 107             public void onClick(View v) {
 108                 Bundle args = new Bundle();
 109                 if (events1.size() > 0) {
 110                     long date = events1.get(0).getEventTo();
 111                     args.putLong("date", date);
 112                 }
 113                 AppContext.getNavigationManager().navigatePage("Vorlesungsplan", args);
 114             }
 115         });
 116
 117         container = (RelativeLayout)view.findViewById(R.id.date2Overview);
 118         buildDayView(container, events2);
 119         container.setOnClickListener(new View.OnClickListener() {
 120             @Override
 121             public void onClick(View v) {
 122                 Bundle args = new Bundle();
 123                 if (events1.size() > 0) {
 124                     long date = events2.get(0).getEventTo();
 125                     args.putLong("date", date);
 126                 }
 127                 AppContext.getNavigationManager().navigatePage("Vorlesungsplan", args);
 128             }
 129         });
 130
 131         int todayDayId = getDayId(now);
 132         int tomorrowDayId = getDayId(tomorrow);
 133         Date date;
 134
 135         TextView date1 = (TextView) view.findViewById(R.id.dateView1);
 136         if(events1.size() > 0) {
 137             date = new Date(events1.get(0).getEventTo() * 1000);
 138             date1.setText(getDateText(date, todayDayId, tomorrowDayId));
 139         } else
 140             date1.setText("");
 141
 142         TextView date2 = (TextView) view.findViewById(R.id.dateView2);
 143         if(events2.size() > 0) {
 144             date = new Date(events2.get(0).getEventTo() * 1000);
 145             date2.setText(getDateText(date, todayDayId, tomorrowDayId));
 146         } else
 147             date2.setText("");
 148     }
 149
 150     private void buildDayView(RelativeLayout container, List<CourseEvent> events) {
 151         container.removeAllViews();
 152
 153         Date date;
 154         TextView leftCol, rightCol = null;
 155         RelativeLayout.LayoutParams params;
 156         SimpleDateFormat dateFormat = new SimpleDateFormat(AppContext.getResString(R.string.timeformat_dashboard_vorlesungsplan_time));
 157         int firstLeftColId = 0;
 158
 159         if(events.size() > 0) {
 160             leftCol = new TextView(AppContext.getMainActivity());
 161             params = new RelativeLayout.LayoutParams(RelativeLayout.LayoutParams.WRAP_CONTENT,
 162                             RelativeLayout.LayoutParams.WRAP_CONTENT);
 163             params.setMargins(8, 4, 0, 0);
 164             leftCol.setLayoutParams(params);
 165             leftCol.setId(generateViewId());
 166             firstLeftColId = leftCol.getId();
 167             container.addView(leftCol);
 168         } else {
 169             leftCol = null;
 170         }
 171
 172         for(int i = 0; i < events.size(); i++) {
 173             CourseEvent event = events.get(i);
 174             date = new Date(event.getEventFrom()*1000);
 175             leftCol.setText(dateFormat.format(date));
 176
 177             rightCol = new TextView(AppContext.getMainActivity());
 178             rightCol.setId(generateViewId());
 179             params = new RelativeLayout.LayoutParams(RelativeLayout.LayoutParams.WRAP_CONTENT,
 180                     RelativeLayout.LayoutParams.WRAP_CONTENT);
 181             params.setMargins(12, 12, 0, 0);
 182             /*
 183                     android:layout_alignTop="@+id/date1time2"
 184                     android:layout_toRightOf="@+id/date1time1"
 185                     android:layout_toEndOf="@+id/date1time1"
 186              */
 187             params.addRule(RelativeLayout.ALIGN_TOP, leftCol.getId());
 188             params.addRule(RelativeLayout.RIGHT_OF, firstLeftColId);
 189             params.addRule(RelativeLayout.END_OF, firstLeftColId);
 190             rightCol.setLayoutParams(params);
 191
 192             String coursetitle = "";
 193             if(event.getCourseType() == CourseEvent.CourseType.COURSETYPE_KLAUSUR)
 194                 coursetitle += AppContext.getResString(R.string.dashboard_calendar_klausur);
 195             coursetitle += event.getEventShortTitle();
 196             rightCol.setText(coursetitle);
 197
 198
 199             leftCol = new TextView(AppContext.getMainActivity());
 200             leftCol.setId(generateViewId());
 201             params = new RelativeLayout.LayoutParams(RelativeLayout.LayoutParams.WRAP_CONTENT,
 202                     RelativeLayout.LayoutParams.WRAP_CONTENT);
 203             params.setMargins(8, -8, 0, 0);
 204             params.addRule(RelativeLayout.BELOW, rightCol.getId());
 205             leftCol.setLayoutParams(params);
 206
 207             date = new Date(event.getEventTo()*1000);
 208             leftCol.setText(dateFormat.format(date));
 209
 210
 211             container.addView(rightCol);
 212             container.addView(leftCol);
 213         }
 214     }
 215
 216     private String getDateText(Date eventDate, int todayDayId, int tomorrowDayId) {
 217         int date1DayId = getDayId(eventDate);
 218         String datetext;
 219         if(date1DayId == todayDayId)
 220             datetext = AppContext.getResString(R.string.dashboard_calendar_today);
 221         else if(date1DayId == tomorrowDayId)
 222             datetext = AppContext.getResString(R.string.dashboard_calendar_tomorrow);
 223         else {
 224             String dayStr = Tools.getWeekdayString(eventDate);
 225             SimpleDateFormat dateFormat = new SimpleDateFormat(AppContext.getResString(R.string.timeformat_dashboard_vorlesungsplan_date));
 226
 227             datetext = dayStr + ", " + dateFormat.format(eventDate);
 228         }
 229         return datetext;
 230     }
 231
 232     private int generateViewId() {
 233         if (Build.VERSION.SDK_INT >= 17)
 234             return View.generateViewId();
 235         else
 236             return lastGeneratedViewId++;
 237     }
 238
 239 }