Create user

src/services/UpdateUserSocialService.ts

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+import { getRepository } from 'typeorm';
+
+import AppError from '../errors/AppError';
+
+import User from '../models/User';
+import Social from '../models/Social';
+
+interface Request {
+  id_user: string;
+  social_network: string;
+  username: string;
+}
+
+class UpdateUserSocialService {
+  public async execute({
+    id_user,
+    social_network,
+    username,
+  }: Request): Promise<Social> {
+    const usersRepository = getRepository(User);
+    const socialRepository = getRepository(Social);
+
+    const user = await usersRepository.findOne({
+      where: { id_user: id_user },
+    });
+
+    if (!user) {
+      throw new AppError('User does not exist.');
+    }
+
+    const social = await socialRepository.findOne({
+      where: { user: user },
+    });
+
+    if (!social) throw new AppError('User does not exist.');
+
+    switch (social_network) {
+      case 'telegram':
+        social.telegram = username;
+        break;
+      case 'facebook':
+        social.facebook = username;
+        break;
+      case 'twitter':
+        social.twitter = username;
+        break;
+      case 'twitch':
+        social.twitch = username;
+        break;
+
+      default:
+        break;
+    }
+
+    await socialRepository.save(social);
+
+    return social;
+  }
+}
+
+export default UpdateUserSocialService;