#1467 Implement messages file migration

- Create messages updater called when a messages YML file is loaded
  - Work in progress
- Does not yet include changes to any message keys

src/main/java/fr/xephi/authme/command/executable/authme/MessagesCommand.java

@@ -3,16 +3,10 @@ package fr.xephi.authme.command.executable.authme;
 import fr.xephi.authme.ConsoleLogger;
 import fr.xephi.authme.command.ExecutableCommand;
 import fr.xephi.authme.command.help.HelpMessagesService;
-import fr.xephi.authme.initialization.DataFolder;
-import fr.xephi.authme.message.Messages;
 import fr.xephi.authme.service.HelpTranslationGenerator;
-import fr.xephi.authme.service.MessageUpdater;
-import fr.xephi.authme.settings.Settings;
-import fr.xephi.authme.settings.properties.PluginSettings;
 import org.bukkit.command.CommandSender;
 
 import javax.inject.Inject;
-import java.io.File;
 import java.io.IOException;
 import java.util.List;
 
@@ -22,15 +16,6 @@ import java.util.List;
  */
 public class MessagesCommand implements ExecutableCommand {
 
-    private static final String DEFAULT_LANGUAGE = "en";
-
-    @Inject
-    private Settings settings;
-    @Inject
-    @DataFolder
-    private File dataFolder;
-    @Inject
-    private Messages messages;
     @Inject
     private HelpTranslationGenerator helpTranslationGenerator;
     @Inject
@@ -40,8 +25,6 @@ public class MessagesCommand implements ExecutableCommand {
     public void executeCommand(CommandSender sender, List<String> arguments) {
         if (!arguments.isEmpty() && "help".equalsIgnoreCase(arguments.get(0))) {
             updateHelpFile(sender);
-        } else {
-            updateMessagesFile(sender);
         }
     }
 
@@ -55,25 +38,4 @@ public class MessagesCommand implements ExecutableCommand {
             ConsoleLogger.logException("Could not update help file:", e);
         }
     }
-
-    private void updateMessagesFile(CommandSender sender) {
-        final String language = settings.getProperty(PluginSettings.MESSAGES_LANGUAGE);
-        try {
-            boolean isFileUpdated = new MessageUpdater(
-                new File(dataFolder, getMessagePath(language)),
-                getMessagePath(language),
-                getMessagePath(DEFAULT_LANGUAGE))
-            .executeCopy(sender);
-            if (isFileUpdated) {
-                messages.reloadMessagesFile();
-            }
-        } catch (Exception e) {
-            sender.sendMessage("Could not update messages: " + e.getMessage());
-            ConsoleLogger.logException("Could not update messages:", e);
-        }
-    }
-
-    private static String getMessagePath(String code) {
-        return "messages/messages_" + code + ".yml";
-    }
 }