From c5c82cacdea7197eb7e9095e8102af958da04c13 Mon Sep 17 00:00:00 2001
From: Rodrigo Nascimento <rodrigoknascimento@gmail.com>
Date: Sun, 29 Mar 2020 19:47:01 -0300
Subject: [PATCH] =?UTF-8?q?Change=20App=E2=80=99s=20username=20pattern=20t?=
 =?UTF-8?q?o=20{appName}.bot=20and=20prevent=20dupllicated=20creation?=
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Content-Transfer-Encoding: 8bit

---
 src/definition/App.ts    | 2 +-
 src/server/AppManager.ts | 8 +++++++-
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/definition/App.ts b/src/definition/App.ts
index 8ed0515b0..6c2d442c1 100644
--- a/src/definition/App.ts
+++ b/src/definition/App.ts
@@ -58,7 +58,7 @@ export abstract class App implements IApp {
      * @return {string} the username of the app user
      */
     public getAppUserUsername(): string {
-        return `app.${ this.info.nameSlug }`;
+        return `${ this.info.nameSlug }.bot`;
     }
 
     /**
diff --git a/src/server/AppManager.ts b/src/server/AppManager.ts
index 58cef9592..eeb54669c 100644
--- a/src/server/AppManager.ts
+++ b/src/server/AppManager.ts
@@ -798,7 +798,13 @@ export class AppManager {
         return enable;
     }
 
-    private createAppUser(app: ProxiedApp): Promise<string> {
+    private async createAppUser(app: ProxiedApp): Promise<string> {
+        const appUser = await this.bridges.getUserBridge().getAppUser(app.getID());
+
+        if (appUser) {
+            return appUser.id;
+        }
+
         const userData: Partial<IUser> = {
             username: app.getAppUserUsername(),
             name: app.getInfo().name,