Add prepared flag to schematics and refactor related logic

FightSystem/FightSystem_Core/src/de/steamwar/fightsystem/FightSystem.java

@@ -41,6 +41,7 @@ import de.steamwar.fightsystem.states.StateDependentListener;
 import de.steamwar.fightsystem.utils.*;
 import de.steamwar.fightsystem.winconditions.*;
 import de.steamwar.message.Message;
+import de.steamwar.sql.NodeData;
 import de.steamwar.sql.SchematicNode;
 import lombok.Getter;
 import org.bukkit.Bukkit;
@@ -173,11 +174,8 @@ public class FightSystem extends JavaPlugin {
             SchematicNode checkSchematicNode = SchematicNode.getSchematicNode(Config.CheckSchemID);
             Fight.getBlueTeam().setSchem(checkSchematicNode);
 
-            if (checkSchematicNode.getName().endsWith("-prepared")) {
-                SchematicNode unpreparedSchematicNode = SchematicNode.getSchematicNode(checkSchematicNode.getOwner(), checkSchematicNode.getName().substring(0, checkSchematicNode.getName().length() - 9), checkSchematicNode.getParent());
-                if (unpreparedSchematicNode != null) {
-                    Fight.getRedTeam().setSchem(unpreparedSchematicNode);
-                }
+            if (checkSchematicNode.isPrepared()) {
+                Fight.getRedTeam().setSchem(checkSchematicNode, NodeData.getRevisions(checkSchematicNode) - 1);
             }
 
             new TechareaCommand();

FightSystem/FightSystem_Core/src/de/steamwar/fightsystem/fight/FightSchematic.java

@@ -74,9 +74,13 @@ public class FightSchematic extends StateDependent {
     }
 
     public void setSchematic(SchematicNode schem) {
+        setSchematic(schem, -1);
+    }
+
+    public void setSchematic(SchematicNode schem, int revision) {
         schematic = schem.getId();
         try {
-            clipboard = new SchematicData(schem).load();
+            clipboard = new SchematicData(schem, revision).load();
 
             if(schem.replaceColor())
                 replaceTeamColor(clipboard);

FightSystem/FightSystem_Core/src/de/steamwar/fightsystem/fight/FightTeam.java

@@ -412,6 +412,10 @@ public class FightTeam {
     }
 
     public void setSchem(SchematicNode schematic){
+        setSchem(schematic, -1);
+    }
+
+    public void setSchem(SchematicNode schematic, int revision){
         this.schematic.setSchematic(schematic);
         broadcast("SCHEMATIC_CHOSEN", Config.GameName, schematic.getName());
     }

FightSystem/FightSystem_Core/src/de/steamwar/fightsystem/listener/PrepareSchem.java

@@ -84,6 +84,7 @@ public class PrepareSchem implements Listener {
                 }
 
                 schem.setSchemtype(Config.SchematicType.checkType());
+                schem.setPrepared(true);
 
                 try{
                     WorldeditWrapper.impl.saveSchem(schem, region, minY);