market creation email

functions/src/emails.ts

@@ -236,6 +236,37 @@ export const sendOneWeekBonusEmail = async (
   )
 }
 
+export const sendCreatorGuideEmail = async (
+  user: User,
+  privateUser: PrivateUser
+) => {
+  if (
+    !privateUser ||
+    !privateUser.email ||
+    privateUser.unsubscribedFromGenericEmails
+  )
+    return
+
+  const { name, id: userId } = user
+  const firstName = name.split(' ')[0]
+
+  const emailType = 'generic'
+  const unsubscribeLink = `${UNSUBSCRIBE_ENDPOINT}?id=${userId}&type=${emailType}`
+
+  return await sendTemplateEmail(
+    privateUser.email,
+    'Market creation guide',
+    'creating-market',
+    {
+      name: firstName,
+      unsubscribeLink,
+    },
+    {
+      from: 'David from Manifold <david@manifold.markets>',
+    }
+  )
+}
+
 export const sendThankYouEmail = async (
   user: User,
   privateUser: PrivateUser

functions/src/on-create-contract.ts

@@ -1,12 +1,17 @@
 import * as functions from 'firebase-functions'
-import { getUser } from './utils'
+import * as admin from 'firebase-admin'
+
+import { getPrivateUser, getUser } from './utils'
 import { createNotification } from './create-notification'
 import { Contract } from '../../common/contract'
 import { parseMentions, richTextToString } from '../../common/util/parse'
 import { JSONContent } from '@tiptap/core'
+import { User } from 'common/user'
+import { sendCreatorGuideEmail } from './emails'
 
-export const onCreateContract = functions.firestore
-  .document('contracts/{contractId}')
+export const onCreateContract = functions
+  .runWith({ secrets: ['MAILGUN_KEY'] })
+  .firestore.document('contracts/{contractId}')
   .onCreate(async (snapshot, context) => {
     const contract = snapshot.data() as Contract
     const { eventId } = context
@@ -26,4 +31,23 @@ export const onCreateContract = functions.firestore
       richTextToString(desc),
       { contract, recipients: mentioned }
     )
+
+    await sendGuideEmail(contractCreator)
   })
+
+const firestore = admin.firestore()
+
+const sendGuideEmail = async (contractCreator: User) => {
+  const query = await firestore
+    .collection(`contracts`)
+    .where('creatorId', '==', contractCreator.id)
+    .limit(2)
+    .get()
+
+  if (query.size >= 2) return
+
+  const privateUser = await getPrivateUser(contractCreator.id)
+  if (!privateUser) return
+
+  await sendCreatorGuideEmail(contractCreator, privateUser)
+}