User.isAdmin as nullable Date

backend/src/graphql/model/User.ts

@@ -58,8 +58,8 @@ export class User {
 
   // `passphrase` text COLLATE utf8mb4_unicode_ci DEFAULT NULL,
 
-  @Field(() => Boolean)
-  isAdmin: boolean
+  @Field(() => Date, { nullable: true })
+  isAdmin: Date | null
 
   // TODO this is a bit inconsistent with what we query from the database
   // therefore all those fields are now nullable with default value null

backend/src/seeds/factory/user.ts

@@ -30,7 +30,7 @@ export const userFactory = async (
 
     if (user.createdAt) dbUser.createdAt = user.createdAt
     if (user.deletedAt) dbUser.deletedAt = user.deletedAt
-    if (user.isAdmin) dbUser.isAdmin = user.isAdmin
+    if (user.isAdmin) dbUser.isAdmin = new Date()
     await dbUser.save()
   }
 }

backend/src/util/communityUser.ts

@@ -17,7 +17,7 @@ const communityDbUser: dbUser = {
   createdAt: new Date(),
   emailChecked: false,
   language: '',
-  isAdmin: false,
+  isAdmin: null,
   publisherId: 0,
   passphrase: '',
   settings: [],