#1338 Implement ''/authme messages help' to generate a fully complete help text file (#1349)

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

@@ -2,8 +2,10 @@ 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;
@@ -11,6 +13,7 @@ import org.bukkit.command.CommandSender;
 
 import javax.inject.Inject;
 import java.io.File;
+import java.io.IOException;
 import java.util.List;
 
 /**
@@ -28,11 +31,33 @@ public class MessagesCommand implements ExecutableCommand {
     private File dataFolder;
     @Inject
     private Messages messages;
+    @Inject
+    private HelpTranslationGenerator helpTranslationGenerator;
+    @Inject
+    private HelpMessagesService helpMessagesService;
 
     @Override
     public void executeCommand(CommandSender sender, List<String> arguments) {
-        final String language = settings.getProperty(PluginSettings.MESSAGES_LANGUAGE);
+        if (!arguments.isEmpty() && "help".equalsIgnoreCase(arguments.get(0))) {
+            updateHelpFile(sender);
+        } else {
+            updateMessagesFile(sender);
+        }
+    }
 
+    private void updateHelpFile(CommandSender sender) {
+        try {
+            helpTranslationGenerator.updateHelpFile();
+            sender.sendMessage("Successfully updated the help file");
+            helpMessagesService.reload();
+        } catch (IOException e) {
+            sender.sendMessage("Could not update help file: " + e.getMessage());
+            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)),