templating api

api/src/services/users/create-service.ts

@@ -0,0 +1,53 @@
+import { CreationAttributes } from "@sequelize/core"
+import { isNil, random } from "lodash"
+
+import { User } from "@/models"
+import BaseService from "@/services/base-service"
+
+export type UserCreationAttributes = Partial<CreationAttributes<User>>
+
+export class CreateService extends BaseService {
+  constructor(private attributes: UserCreationAttributes) {
+    super()
+  }
+
+  async perform(): Promise<User> {
+    const { email, auth0Subject, roles, ...optionalAttributes } = this.attributes
+
+    if (isNil(email)) {
+      throw new Error("Email is required")
+    }
+
+    if (isNil(auth0Subject)) {
+      throw new Error("Auth0 Subject is required")
+    }
+
+    const [emailLocalPart] = email.split("@")
+    /**
+     * Yep, if we don't have enough data, your name becomes your email split randomly.
+     * This way we can at least have a first name and last name,
+     * and the first and last name are likely to be distinct.
+     */
+    const randomSplit = random(1, emailLocalPart.length - 2)
+    const [firstNameFallback, lastNameFallback] = emailLocalPart.includes(".")
+      ? emailLocalPart.split(".")
+      : [emailLocalPart.slice(0, randomSplit), emailLocalPart.slice(randomSplit)]
+    const { firstName, lastName } = optionalAttributes
+    const firstNameOrFallback = firstName || firstNameFallback
+    const lastNameOrFallback = lastName || lastNameFallback
+
+    const user = await User.create({
+      ...optionalAttributes,
+      email,
+      auth0Subject: auth0Subject,
+      firstName: firstNameOrFallback,
+      lastName: lastNameOrFallback,
+      displayName: `${firstNameOrFallback} ${lastNameOrFallback}`,
+      roles: roles ?? [User.Roles.USER],
+    })
+
+    return user
+  }
+}
+
+export default CreateService