Další vývoj Hibernate

pom.xml

@@ -69,25 +69,30 @@
             <scope>provided</scope>
         </dependency>
 
+        <!-- JPA API -->
+        <dependency>
+            <groupId>jakarta.persistence</groupId>
+            <artifactId>jakarta.persistence-api</artifactId>
+            <version>3.0.0</version>
+            <scope>compile</scope>
+        </dependency>
+
         <!-- Hibernate Core -->
         <dependency>
             <groupId>org.hibernate</groupId>
             <artifactId>hibernate-core</artifactId>
-            <version>6.6.1.Final</version>
+            <version>6.1.0.Final</version>
+            <scope>compile</scope>
         </dependency>
+        <!-- https://mvnrepository.com/artifact/org.hibernate/hibernate-core-jakarta -->
+
 
         <!-- MySQL JDBC Driver -->
         <dependency>
             <groupId>mysql</groupId>
             <artifactId>mysql-connector-java</artifactId>
             <version>8.0.33</version>
-        </dependency>
-
-        <!-- JPA API -->
-        <dependency>
-            <groupId>jakarta.persistence</groupId>
-            <artifactId>jakarta.persistence-api</artifactId>
-            <version>3.0.0</version>
+            <scope>compile</scope>
         </dependency>
 
         <!-- Hibernate Annotations -->

src/main/java/xyz/soukup/mineconomiaCoreV2/MineconomiaCoreV2.java

@@ -1,17 +1,25 @@
 package xyz.soukup.mineconomiaCoreV2;
 
+import org.bukkit.Bukkit;
 import org.bukkit.configuration.file.FileConfiguration;
+import org.bukkit.entity.Player;
+import org.bukkit.plugin.PluginManager;
 import org.bukkit.plugin.java.JavaPlugin;
 import xyz.soukup.mineconomiaCoreV2.database.HibernateUtil;
+import xyz.soukup.mineconomiaCoreV2.database.PlayerInit;
 import xyz.soukup.mineconomiaCoreV2.tractor.giveTractorCommand;
+import xyz.soukup.mineconomiaCoreV2.variables.PlayerData;
 
+import java.util.HashMap;
 import java.util.Objects;
 
 import static xyz.soukup.mineconomiaCoreV2.core.sharedValues.plugin;
 
 public final class MineconomiaCoreV2 extends JavaPlugin {
+
     private static MineconomiaCoreV2 instance;
 
+    public static HashMap<Player, PlayerData> PlayersData = new HashMap<>();
 
     @Override
     public void onEnable() {
@@ -20,6 +28,10 @@ public final class MineconomiaCoreV2 extends JavaPlugin {
         getLogger().info("STARTING MINECONOMIA CORE");
         plugin.saveDefaultConfig();
 
+        PluginManager pluginManager = getServer().getPluginManager();
+        HibernateUtil.newSession();
+        //pluginManager.registerEvents(new PlayerInit(), plugin);
+
         // Tractor registration
         Objects.requireNonNull(plugin.getCommand("tractor")).setExecutor(new giveTractorCommand());
 
@@ -31,7 +43,7 @@ public final class MineconomiaCoreV2 extends JavaPlugin {
     @Override
     public void onDisable() {
         // Plugin shutdown logic
-        HibernateUtil.shutdown();
+        plugin.saveConfig();
     }
 
     public static MineconomiaCoreV2 getInstance() {

src/main/java/xyz/soukup/mineconomiaCoreV2/database/HibernateUtil.java

@@ -1,21 +1,15 @@
 package xyz.soukup.mineconomiaCoreV2.database;
 
-import jakarta.persistence.Query;
-import jakarta.persistence.criteria.CriteriaBuilder;
-import jakarta.persistence.criteria.CriteriaQuery;
-import org.bukkit.scoreboard.Criteria;
+
 import org.hibernate.Session;
 import org.hibernate.SessionFactory;
 import org.hibernate.Transaction;
 import org.hibernate.boot.MetadataSources;
-import org.hibernate.boot.model.internal.QueryBinder;
 import org.hibernate.boot.registry.StandardServiceRegistry;
 import org.hibernate.boot.registry.StandardServiceRegistryBuilder;
 import xyz.soukup.mineconomiaCoreV2.core.sharedValues;
 import xyz.soukup.mineconomiaCoreV2.variables.PlayerData;
 
-import java.util.List;
-import java.util.Objects;
 import java.util.Properties;
 
 import static xyz.soukup.mineconomiaCoreV2.core.sharedValues.config;

src/main/java/xyz/soukup/mineconomiaCoreV2/database/PlayerDataDatabase.java

@@ -1,18 +1,41 @@
 package xyz.soukup.mineconomiaCoreV2.database;
 
+import jakarta.persistence.TypedQuery;
 import jakarta.persistence.criteria.CriteriaBuilder;
+import jakarta.persistence.criteria.CriteriaQuery;
+import jakarta.persistence.criteria.Predicate;
+import jakarta.persistence.criteria.Root;
+import org.hibernate.Session;
 import xyz.soukup.mineconomiaCoreV2.variables.PlayerData;
 
+import java.util.List;
+
 
 public class PlayerDataDatabase {
 
-    public static void savePlayerDataToDatabase(PlayerData playerData){
+    public static void saveToDatabase(PlayerData playerData){
         HibernateUtil.saveToDatabase(playerData);
     }
 
-    public static PlayerData getPlayerDataFromDatabase(String nickname){
-        CriteriaBuilder criteriaBuilder = HibernateUtil.newSession().getCriteriaBuilder();
-        return null;
+    public static PlayerData getFromDatabase(String nickname){
+
+        Session session = HibernateUtil.newSession();
+        CriteriaBuilder criteriaBuilder = session.getCriteriaBuilder();
+        CriteriaQuery<PlayerData> criteriaQuery = criteriaBuilder.createQuery(PlayerData.class);
+        Root<PlayerData> root = criteriaQuery.from(PlayerData.class);
+        Predicate predicate = criteriaBuilder.equal(root.get("PlayerData"), nickname);
+
+        criteriaQuery.where(predicate);
+        TypedQuery<PlayerData> query = session.createQuery(criteriaQuery);
+        List<PlayerData> results =  query.getResultList();
+
+        session.close();
+
+        if (results.isEmpty()){
+            return null;
+        }
+
+        return results.getFirst();
     }
 
 }

src/main/java/xyz/soukup/mineconomiaCoreV2/database/PlayerInit.java

@@ -1,5 +1,29 @@
 package xyz.soukup.mineconomiaCoreV2.database;
 
-public class PlayerInit {
-    public static void onJoin(){}
+import org.bukkit.entity.Player;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+import org.bukkit.event.player.PlayerJoinEvent;
+import xyz.soukup.mineconomiaCoreV2.variables.PlayerData;
+
+import static xyz.soukup.mineconomiaCoreV2.MineconomiaCoreV2.PlayersData;
+
+public class PlayerInit implements Listener {
+
+    @EventHandler
+    public static void onJoin(PlayerJoinEvent event){
+        Player player = event.getPlayer();
+        String name = player.getDisplayName();
+
+        PlayerData playerData = PlayerDataDatabase.getFromDatabase(name);
+
+        if (playerData == null){
+            playerData = PlayerData.generateFromPlayer(player);
+
+            PlayerDataDatabase.saveToDatabase(playerData);
+        }
+
+        PlayersData.put(player, playerData);
+
+    }
 }

src/main/java/xyz/soukup/mineconomiaCoreV2/variables/PlayerData.java

@@ -4,6 +4,7 @@ import jakarta.persistence.Entity;
 import jakarta.persistence.GeneratedValue;
 import jakarta.persistence.GenerationType;
 import jakarta.persistence.Id;
+import org.bukkit.entity.Player;
 
 //Definování Member classy pro databázi a další manipulace
 
@@ -11,11 +12,11 @@ import jakarta.persistence.Id;
 public class PlayerData {
 
     @Id
-    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    @GeneratedValue(strategy = GenerationType.AUTO)
     private int id;
 
     private String nickname;
-    private String uuid;
+
     private int online;
     private float money;
 
@@ -35,14 +36,6 @@ public class PlayerData {
         this.nickname = nickname;
     }
 
-    public String getUuid() {
-        return uuid;
-    }
-
-    public void setUuid(String uuid) {
-        this.uuid = uuid;
-    }
-
     public int getOnline() {
         return online;
     }
@@ -58,4 +51,14 @@ public class PlayerData {
     public void setMoney(float money) {
         this.money = money;
     }
+
+    public static PlayerData generateFromPlayer(Player p){
+        PlayerData playerData = new PlayerData();
+
+        playerData.setMoney(0);
+        playerData.setOnline(1);
+        playerData.setNickname(p.getDisplayName());
+
+        return playerData;
+    }
 }

src/main/resources/config.yml

@@ -1,7 +1,7 @@
 version: 1.0
 language: "czech.yml"
 database:
-  host: localhost
+  host: uceni.soukup.xyz
   port: 3306
   user: mcore
   password: mcore