Add option to hide present in attendance (#96)

app/src/main/java/io/github/wulkanowy/data/db/shared/SharedPrefContract.java

@@ -19,6 +19,8 @@ public interface SharedPrefContract {
 
     boolean isShowGradesSummary();
 
+    boolean isShowAttendancePresent();
+
     int getServicesInterval();
 
     boolean isMobileDisable();

app/src/main/java/io/github/wulkanowy/data/db/shared/SharedPrefRepository.java

@@ -65,6 +65,11 @@ public class SharedPrefRepository implements SharedPrefContract {
         return settingsSharedPref.getBoolean(SettingsFragment.SHARED_KEY_GRADES_SUMMARY, false);
     }
 
+    @Override
+    public boolean isShowAttendancePresent() {
+        return settingsSharedPref.getBoolean(SettingsFragment.SHARED_KEY_ATTENDANCE_PRESENT, false);
+    }
+
     @Override
     public int getServicesInterval() {
         return Integer.parseInt(settingsSharedPref.getString(SettingsFragment.SHARED_KEY_SERVICES_INTERVAL, "60"));

app/src/main/java/io/github/wulkanowy/ui/main/attendance/AttendanceTabPresenter.java

@@ -93,6 +93,7 @@ public class AttendanceTabPresenter extends BasePresenter<AttendanceTabContract.
     @Override
     public void onDoInBackgroundLoading() throws Exception {
         Week week = getRepository().getDbRepo().getWeek(date);
+        boolean isShowPresent = getRepository().getSharedRepo().isShowAttendancePresent();
 
         if (week == null || !week.getAttendanceSynced()) {
             syncData();
@@ -118,10 +119,18 @@ public class AttendanceTabPresenter extends BasePresenter<AttendanceTabContract.
             List<AttendanceSubItem> subItems = new ArrayList<>();
 
             for (AttendanceLesson lesson : lessonList) {
+                if (!isShowPresent && lesson.getPresence()) {
+                    continue;
+                }
+
                 lesson.setDescription(getRepository().getResRepo().getAttendanceLessonDescription(lesson));
                 subItems.add(new AttendanceSubItem(headerItem, lesson));
             }
 
+            if (!isShowPresent && subItems.isEmpty()) {
+                continue;
+            }
+
             headerItem.setSubItems(subItems);
             headerItem.setExpanded(false);
             headerItems.add(headerItem);

app/src/main/java/io/github/wulkanowy/ui/main/settings/SettingsFragment.java

@@ -14,6 +14,8 @@ public class SettingsFragment extends PreferenceFragmentCompat
 
     public static final String SHARED_KEY_GRADES_SUMMARY = "grades_summary";
 
+    public static final String SHARED_KEY_ATTENDANCE_PRESENT = "attendance_present";
+
     public static final String SHARED_KEY_SERVICES_ENABLE = "services_enable";
 
     public static final String SHARED_KEY_NOTIFY_ENABLE = "notify_enable";

app/src/main/res/values-pl/strings.xml

@@ -124,6 +124,8 @@
     <string name="pref_view_header">Widok</string>
     <string name="pref_tab_list">Domyślny widok</string>
     <string name="pref_grades_summary_line_show">Pokazuj podsumowanie w ocenach</string>
+    <string name="pref_attendance_present_show">Pokazuj obecność we frekwencji</string>
+    <string name="required_restart">Wymagany restart</string>
 
     <string name="pref_notify_header">Powiadomienia</string>
     <string name="pref_notify_switch">Pokazuj powiadomienia</string>

app/src/main/res/values/strings.xml

@@ -119,6 +119,8 @@
     <string name="pref_view_header">View</string>
     <string name="pref_tab_list">Default view after startup</string>
     <string name="pref_grades_summary_line_show">Show summary in grades</string>
+    <string name="pref_attendance_present_show">Show present in attendance</string>
+    <string name="required_restart">Required restart</string>
 
     <string name="pref_notify_header">Notifications</string>
     <string name="pref_notify_switch">Show the notifications</string>

app/src/main/res/xml/preferences.xml

@@ -11,7 +11,13 @@
         <SwitchPreference
             android:defaultValue="false"
             android:key="grades_summary"
-            android:title="@string/pref_grades_summary_line_show"/>
+            android:title="@string/pref_grades_summary_line_show"
+            android:summary="@string/required_restart" />
+        <SwitchPreference
+            android:defaultValue="true"
+            android:key="attendance_present"
+            android:title="@string/pref_attendance_present_show"
+            android:summary="@string/required_restart" />
     </PreferenceCategory>
     <PreferenceCategory android:title="@string/pref_services_header">
         <SwitchPreference