Revert "Don't send creator guide email & interesting markets on create user"

This reverts commit a4399aaee9.

functions/src/on-create-user.ts

@@ -4,8 +4,14 @@ import * as utc from 'dayjs/plugin/utc'
 dayjs.extend(utc)
 
 import { getPrivateUser } from './utils'
-import { User } from '../../common/user'
+import { User } from 'common/user'
-import { sendPersonalFollowupEmail, sendWelcomeEmail } from './emails'
+import {
+  sendCreatorGuideEmail,
+  sendInterestingMarketsEmail,
+  sendPersonalFollowupEmail,
+  sendWelcomeEmail,
+} from './emails'
+import { getTrendingContracts } from './weekly-markets-emails'
 
 export const onCreateUser = functions
   .runWith({ secrets: ['MAILGUN_KEY'] })
@@ -17,6 +23,23 @@ export const onCreateUser = functions
 
     await sendWelcomeEmail(user, privateUser)
 
+    const guideSendTime = dayjs().add(28, 'hours').toString()
+    await sendCreatorGuideEmail(user, privateUser, guideSendTime)
+
     const followupSendTime = dayjs().add(48, 'hours').toString()
     await sendPersonalFollowupEmail(user, privateUser, followupSendTime)
+
+    // skip email if weekly email is about to go out
+    const day = dayjs().utc().day()
+    if (day === 0 || (day === 1 && dayjs().utc().hour() <= 19)) return
+
+    const contracts = await getTrendingContracts()
+    const marketsSendTime = dayjs().add(24, 'hours').toString()
+
+    await sendInterestingMarketsEmail(
+      user,
+      privateUser,
+      contracts,
+      marketsSendTime
+    )
   })