Use config for dates

src/main/java/Config/Config.java

@@ -21,8 +21,8 @@ public class Config {
                                     Map.entry("user", ""),
                                     Map.entry("password", "")))
                     ),
-                    Map.entry("startDate", ""),
+                    Map.entry("startDate", LocalDate.of(2021, 5, 11).toString()),
-                    Map.entry("endDate", "")
+                    Map.entry("endDate", LocalDate.of(2021, 5, 22).toString())
             )
     );
 
@@ -66,11 +66,19 @@ public class Config {
         return (JSONObject) Config.getConfig().get("db");
     }
 
-    static public LocalDate getStartDate() throws InvalidConfig {
+    static public LocalDate getStartDate() {
-        return (LocalDate) Config.getConfig().get("startDate");
+        try {
+            return LocalDate.parse((String) Config.getConfig().get("startDate"));
+        } catch (InvalidConfig e) {
+            return null;
+        }
     }
 
-    static public LocalDate getEndDate() throws InvalidConfig {
+    static public LocalDate getEndDate() {
-        return (LocalDate) Config.getConfig().get("endDate");
+        try {
+            return LocalDate.parse((String) Config.getConfig().get("endDate"));
+        } catch (InvalidConfig e) {
+            return null;
+        }
     }
 }

src/main/java/GUI/Agenda/Agenda.java

@@ -1,5 +1,6 @@
 package GUI.Agenda;
 
+import Config.Config;
 import DB.Competition;
 import DB.Projection;
 import DB.Slot;
@@ -23,7 +24,6 @@ import java.util.Arrays;
 public class Agenda extends JPanel {
     private JPanel agendaPanel;
     private Object headers[];
-    private int totalDay;
     private int currentPage;
     private JTable table;
     private CompetType competionType;
@@ -36,7 +36,6 @@ public class Agenda extends JPanel {
         this.agendaPanel = agendaPanel;
         this.slots = competionType.getSlots();
         this.headers = slots.toArray();
-        this.totalDay = 11;
         this.currentPage = currentPage;
         this.competionType = competionType;
         this.agendaPanel.removeAll();
@@ -65,7 +64,8 @@ public class Agenda extends JPanel {
     }
 
     private int[] dayToPage() {
-        int day = this.totalDay;
+        int totalDay = Config.getEndDate().compareTo(Config.getStartDate());
+        int day = totalDay;
         int count = 0;
         while (day >= 5) {
             day = day - 5;
@@ -87,7 +87,7 @@ public class Agenda extends JPanel {
                 return headers[index];
             }
         };
-        TableModel dm = new TableModel(day, currentPage, headers.length);
+        TableModel dm = new TableModel(day, currentPage);
         table = new JTable(dm) {
             @Override
             public boolean getScrollableTracksViewportHeight() {

src/main/java/GUI/Agenda/TableModel.java

@@ -1,5 +1,7 @@
 package GUI.Agenda;
 
+import Config.Config;
+
 import javax.swing.table.AbstractTableModel;
 import java.time.LocalDate;
 import java.util.Arrays;
@@ -7,15 +9,17 @@ import java.util.Arrays;
 public class TableModel extends AbstractTableModel {
     private LocalDate[] columnNames;
     private Object[][] data;
-    private int headerSize;
     private int day;
 
-    public TableModel(int day, int currentPage, int headerSize) {
+    public TableModel(int day, int currentPage) {
         this.day = day;
         columnNames = new LocalDate[this.day];
         data = new Object[5][this.day];
+
+        LocalDate startDate = Config.getStartDate();
+
         for (int i = 0; i < this.day; i++) {
-            this.columnNames[i] = LocalDate.of(2021, 05, (i + 11) + (5 * (currentPage)));
+            this.columnNames[i] = startDate.plusDays(i + 5 * (currentPage));
         }
         for (int i = 0; i < 5; i++) {
             Arrays.fill(data[i], "");

src/main/java/GUI/ProjectionHandler.java

@@ -1,5 +1,6 @@
 package GUI;
 
+import Config.Config;
 import DB.*;
 import Exceptions.NotFoundInTable;
 import Exceptions.ProjectionNotSpecified;
@@ -117,7 +118,7 @@ public class ProjectionHandler extends JDialog {
         roomComboBox.removeAllItems();
         Competition competition = (Competition) competitionComboBox.getSelectedItem();
         Set<Date> dates = competition.getProjections().stream().map(p -> p.getStartDate()).collect(Collectors.toSet());
-        LocalDate[] localDates = LocalDate.of(2021, 5, 11).datesUntil(LocalDate.of(2021, 5, 22)).toArray(LocalDate[]::new);
+        LocalDate[] localDates = Config.getStartDate().datesUntil(Config.getEndDate()).toArray(LocalDate[]::new);
         if (competition.getDays() != 0 && dates.size() >= competition.getDays() && !(projectionType == ProjectionType.EDIT && projection.getCompetition().getName().equals(competition.getName())))
             localDates = dates.stream().map(Date::toLocalDate).toArray(LocalDate[]::new);