Start working on the changepassword api method

TODO: fix unit testing

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

@@ -1,12 +1,10 @@
 package fr.xephi.authme.command.executable.authme;
 
-import fr.xephi.authme.ConsoleLogger;
 import fr.xephi.authme.command.ExecutableCommand;
 import fr.xephi.authme.data.auth.PlayerCache;
 import fr.xephi.authme.datasource.DataSource;
-import fr.xephi.authme.message.MessageKey;
+import fr.xephi.authme.process.Management;
 import fr.xephi.authme.security.PasswordSecurity;
-import fr.xephi.authme.security.crypts.HashedPassword;
 import fr.xephi.authme.service.BukkitService;
 import fr.xephi.authme.service.CommonService;
 import fr.xephi.authme.service.ValidationService;
@@ -39,6 +37,9 @@ public class ChangePasswordAdminCommand implements ExecutableCommand {
     @Inject
     private CommonService commonService;
 
+    @Inject
+    private Management management;
+
     @Override
     public void executeCommand(final CommandSender sender, List<String> arguments) {
         // Get the player and password
@@ -53,32 +54,6 @@ public class ChangePasswordAdminCommand implements ExecutableCommand {
         }
 
         // Set the password
-        bukkitService.runTaskOptionallyAsync(() -> changePassword(playerName.toLowerCase(), playerPass, sender));
-    }
-
-    /**
-     * Changes the password of the given player to the given password.
-     *
-     * @param nameLowercase the name of the player
-     * @param password the password to set
-     * @param sender the sender initiating the password change
-     */
-    private void changePassword(String nameLowercase, String password, CommandSender sender) {
-        if (!isNameRegistered(nameLowercase)) {
-            commonService.send(sender, MessageKey.UNKNOWN_USER);
-            return;
-        }
-
-        HashedPassword hashedPassword = passwordSecurity.computeHash(password, nameLowercase);
-        if (dataSource.updatePassword(nameLowercase, hashedPassword)) {
-            commonService.send(sender, MessageKey.PASSWORD_CHANGED_SUCCESS);
-            ConsoleLogger.info(sender.getName() + " changed password of " + nameLowercase);
-        } else {
-            commonService.send(sender, MessageKey.ERROR);
-        }
-    }
-
-    private boolean isNameRegistered(String nameLowercase) {
-        return playerCache.isAuthenticated(nameLowercase) || dataSource.isAuthAvailable(nameLowercase);
+        management.performPasswordChangeAsAdmin(sender, playerName, playerPass);
     }
 }