Adding personal kits for WarGears o.a.

SpigotCore_Main/src/de/steamwar/sql/PersonalKit.java

@@ -0,0 +1,62 @@
+package de.steamwar.sql;
+
+import org.bukkit.configuration.file.YamlConfiguration;
+import org.bukkit.inventory.ItemStack;
+
+import java.io.StringReader;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.util.Objects;
+
+public class PersonalKit {
+
+    private final int userID;
+    private final String gamemode;
+    private String inventory;
+    private String armor;
+
+    private PersonalKit(ResultSet rs) throws SQLException {
+        userID = rs.getInt("UserID");
+        gamemode = rs.getString("GameMode");
+        inventory = rs.getString("Inventory");
+        armor = rs.getString("Armor");
+    }
+
+    public static PersonalKit get(int userID, String gamemode){
+        ResultSet rs = SQL.select("SELECT * FROM PersonalKit WHERE UserID = '" + userID + "' AND GameMode = '" + SQL.disarmString(gamemode) + "'");
+        try {
+            if(!rs.next())
+                return null;
+
+            return new PersonalKit(rs);
+        } catch (SQLException e) {
+            throw new SecurityException("Failed loading personal kit", e);
+        }
+    }
+
+    public static PersonalKit save(int userID, String gamemode, ItemStack[] inventory, ItemStack[] armor){
+        YamlConfiguration inventoryConfig = new YamlConfiguration();
+        inventoryConfig.set("Inventory", inventory);
+
+        YamlConfiguration armorConfig = new YamlConfiguration();
+        armorConfig.set("Armor", armor);
+
+        SQL.update("INSERT INTO PersonalKit" +
+                " (UserID, GameMode, Inventory, Armor)" +
+                " VALUES" +
+                " ('" + userID + "', '" + gamemode + "', '" + SQL.disarmString(inventoryConfig.saveToString()) + "', '" + SQL.disarmString(armorConfig.saveToString()) + "')" +
+                " ON DUPLICATE KEY UPDATE" +
+                " Inventory = VALUES(Inventory), Armor = VALUES(Armor)");
+        return get(userID, gamemode);
+    }
+
+    public ItemStack[] getInventory(){
+        YamlConfiguration config = YamlConfiguration.loadConfiguration(new StringReader(inventory));
+        return Objects.requireNonNull(config.getList("Inventory")).toArray(new ItemStack[0]);
+    }
+
+    public ItemStack[] getArmor(){
+        YamlConfiguration config = YamlConfiguration.loadConfiguration(new StringReader(armor));
+        return Objects.requireNonNull(config.getList("Armor")).toArray(new ItemStack[0]);
+    }
+}