From d25dbd5ccebb6d8749ed1b89aec0fd1165808ea8 Mon Sep 17 00:00:00 2001
From: Andrzej Pomirski <andrzej.pomirski@gmail.com>
Date: Wed, 11 Mar 2015 18:01:50 +0100
Subject: [PATCH] Migrate the database

---
 .../java/com/Acrobot/ChestShop/ChestShop.java | 36 +++++++++++++++----
 .../Acrobot/ChestShop/Database/Account.java   | 12 +++++++
 2 files changed, 41 insertions(+), 7 deletions(-)

diff --git a/src/main/java/com/Acrobot/ChestShop/ChestShop.java b/src/main/java/com/Acrobot/ChestShop/ChestShop.java
index cb2e4d5..8c8be0b 100644
--- a/src/main/java/com/Acrobot/ChestShop/ChestShop.java
+++ b/src/main/java/com/Acrobot/ChestShop/ChestShop.java
@@ -10,6 +10,8 @@ import com.Acrobot.ChestShop.Configuration.Properties;
 import com.Acrobot.ChestShop.DB.Generator;
 import com.Acrobot.ChestShop.DB.Queue;
 import com.Acrobot.ChestShop.DB.Transaction;
+import com.Acrobot.ChestShop.Database.Account;
+import com.Acrobot.ChestShop.Database.ConnectionManager;
 import com.Acrobot.ChestShop.Listeners.Block.BlockPlace;
 import com.Acrobot.ChestShop.Listeners.Block.Break.ChestBreak;
 import com.Acrobot.ChestShop.Listeners.Block.Break.SignBreak;
@@ -38,6 +40,10 @@ import com.Acrobot.ChestShop.Signs.RestrictedSign;
 import com.Acrobot.ChestShop.UUIDs.NameManager;
 import com.Acrobot.ChestShop.Updater.Updater;
 import com.avaje.ebean.EbeanServer;
+import com.j256.ormlite.dao.Dao;
+import com.j256.ormlite.dao.DaoManager;
+import com.j256.ormlite.jdbc.JdbcConnectionSource;
+import com.j256.ormlite.support.ConnectionSource;
 import com.lennardf1989.bukkitex.Database;
 import org.apache.logging.log4j.Level;
 import org.apache.logging.log4j.LogManager;
@@ -59,6 +65,7 @@ import org.mcstats.Metrics;
 
 import java.io.File;
 import java.io.IOException;
+import java.sql.SQLException;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.logging.FileHandler;
@@ -88,12 +95,6 @@ public class ChestShop extends JavaPlugin {
         description = getDescription();
         server = getServer();
 
-        if (server.getBukkitVersion().contains("1.7.2") || server.getBukkitVersion().contains("1.7.5")) {
-            for (int i = 0; i < 5; ++i) {
-                logger.log(java.util.logging.Level.SEVERE, "This version of plugin does not work with Minecraft 1.7.5 or lower!");
-            }
-        }
-
         Configuration.pairFileAndClass(loadFile("config.yml"), Properties.class);
         Configuration.pairFileAndClass(loadFile("local.yml"), Messages.class);
 
@@ -180,7 +181,7 @@ public class ChestShop extends JavaPlugin {
         });
     }
 
-    private final int CURRENT_DATABASE_VERSION = 1;
+    private final int CURRENT_DATABASE_VERSION = 2;
 
     private void handleMigrations() {
         File versionFile = loadFile("version");
@@ -198,7 +199,28 @@ public class ChestShop extends JavaPlugin {
 
         int lastVersion = previousVersion.getInt("version");
 
+        if (CURRENT_DATABASE_VERSION != lastVersion) {
+            logger.info("Updating database...");
+        }
+
         switch (lastVersion) {
+            case 1:
+                try {
+                    File databaseFile = ChestShop.loadFile("users.db");
+                    String uri = ConnectionManager.getURI(databaseFile);
+                    ConnectionSource connection = new JdbcConnectionSource(uri);
+
+                    Dao<Account, String> accounts = DaoManager.createDao(connection, Account.class);
+
+                    accounts.executeRaw("ALTER TABLE `accounts` ADD COLUMN lastSeenName VARCHAR");
+
+                    previousVersion.set("version", 2);
+                    previousVersion.save(versionFile);
+                } catch (SQLException e) {
+                    e.printStackTrace();
+                } catch (IOException e) {
+                    e.printStackTrace();
+                }
             case CURRENT_DATABASE_VERSION:
             default:
                 //do nothing
diff --git a/src/main/java/com/Acrobot/ChestShop/Database/Account.java b/src/main/java/com/Acrobot/ChestShop/Database/Account.java
index 5007eb8..4163e68 100644
--- a/src/main/java/com/Acrobot/ChestShop/Database/Account.java
+++ b/src/main/java/com/Acrobot/ChestShop/Database/Account.java
@@ -13,6 +13,9 @@ import java.util.UUID;
 @DatabaseTable(tableName = "accounts")
 public class Account {
 
+    @DatabaseField(canBeNull = false)
+    private String lastSeenName;
+
     @DatabaseField(id = true, canBeNull = false)
     private String name;
 
@@ -29,9 +32,18 @@ public class Account {
     public Account(String name, UUID uuid) {
         this.name = name;
         this.shortName = NameUtil.stripUsername(name);
+        this.lastSeenName = name;
         this.uuid = uuid;
     }
 
+    public String getLastSeenName() {
+        return lastSeenName;
+    }
+
+    public void setLastSeenName(String lastSeenName) {
+        this.lastSeenName = lastSeenName;
+    }
+
     public String getName() {
         return name;
     }