Fix SWListInv and make multilang

SpigotCore_Main/src/SpigotCore.properties

@@ -17,6 +17,11 @@
 # along with this program.  If not, see <https://www.gnu.org/licenses/>.
 #
 
+SWLISINV_NEXT_PAGE_ACTIVE = §eSeite vor
+SWLISINV_NEXT_PAGE_INACTIVE = §7Seite vor
+SWLISINV_PREVIOUS_PAGE_ACTIVE = §eSeite zurück
+SWLISINV_PREVIOUS_PAGE_INACTIVE = §7Seite zurück
+
 SCHEM_SELECTOR_TITLE={0} auswählen: {1}
 SCHEM_SELECTOR_BACK=§eZurück
 SCHEM_SELECTOR_DIR=§9Ordner

SpigotCore_Main/src/de/steamwar/inventory/SWListInv.java

@@ -19,6 +19,7 @@
 
 package de.steamwar.inventory;
 
+import de.steamwar.core.Core;
 import de.steamwar.sql.SchematicNode;
 import de.steamwar.sql.SchematicType;
 import org.bukkit.Bukkit;
@@ -58,20 +59,24 @@ public class SWListInv<T> extends SWInventory {
         setCallback(-999, (ClickType click) -> player.closeInventory());
 
         if (sizeBiggerMax()) {
-            if(page != 0)
+            if (page != 0) {
-                setItem(45, SWItem.getDye(10), (byte)10, "§eSeite zurück", (ClickType click) -> {
+                setItem(45, SWItem.getDye(10), (byte) 10, Core.MESSAGE.parse("SWLISINV_PREVIOUS_PAGE_ACTIVE", player), (ClickType click) -> {
                     page--;
                     open();
                 });
-            else
+            } else {
-                setItem(45, SWItem.getDye(8), (byte)8, "§7Seite zurück", (ClickType click) -> {});
+                setItem(45, SWItem.getDye(8), (byte) 8, Core.MESSAGE.parse("SWLISINV_PREVIOUS_PAGE_INACTIVE", player), (ClickType click) -> {
-            if(page < elements.size()/45)
+                });
-                setItem(53, SWItem.getDye(10), (byte)10, "§eSeite vor", (ClickType click) -> {
+            }
+            if (page < elements.size() / 45 - (elements.size() % 45 == 0 ? 1 : 0)) {
+                setItem(53, SWItem.getDye(10), (byte) 10, Core.MESSAGE.parse("SWLISINV_NEXT_PAGE_ACTIVE", player), (ClickType click) -> {
                     page++;
                     open();
                 });
-            else
+            } else {
-                setItem(53, SWItem.getDye(8), (byte)8, "§7Seite vor", (ClickType click) -> {});
+                setItem(53, SWItem.getDye(8), (byte) 8, Core.MESSAGE.parse("SWLISINV_NEXT_PAGE_INACTIVE", player), (ClickType click) -> {
+                });
+            }
         }
 
         int ipageLimit = elements.size() - page * 45;
@@ -88,8 +93,9 @@ public class SWListInv<T> extends SWInventory {
             i++;
         }
 
-        for(Map.Entry<Integer, SWItem> customItem : customItems.entrySet())
+        for (Map.Entry<Integer, SWItem> customItem : customItems.entrySet()) {
             setItem(customItem.getKey(), customItem.getValue());
+        }
         super.open();
     }