Style feedback drip email like invites

This commit is contained in:
Remi
2025-11-20 21:26:55 +01:00
parent 6e04501c4d
commit 040783f679
4 changed files with 290 additions and 10 deletions

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@@ -0,0 +1,127 @@
<!DOCTYPE html>
<html lang="en" style="margin:0;padding:0;background:#0b1020;">
<head>
<meta charset="utf-8">
<meta name="color-scheme" content="dark light">
<meta name="supported-color-schemes" content="dark light">
<meta name="viewport" content="width=device-width, initial-scale=1">
<style>
html,body{margin:0!important;padding:0!important;background:#0b1020; font-family:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif; }
img{border:0;outline:none;text-decoration:none;max-width:100%;height:auto;display:block;}
table{border-collapse:collapse!important;}
a{color:#22d3ee;text-decoration:none;}
.wrapper{width:100%;background:#0b1020;}
.container{max-width:640px;margin:0 auto;}
.card{
background:rgba(255,255,255,0.06);
border:none;
backdrop-filter: blur(10px);
-webkit-backdrop-filter: blur(10px);
border-radius:16px;
box-shadow:0 30px 100px rgba(5,12,32,.45);
}
.text{color:#e5f2ff;}
.muted{color:rgba(255,255,255,.65);}
.chip{
display:inline-block;
padding:6px 10px;
border-radius:9999px;
font-size:12px; letter-spacing:.12em; text-transform:uppercase;
color:#e6fbff; border:1px solid rgba(255,255,255,.15);
background:rgba(255,255,255,.08);
}
h1,h2,h3,p{margin:0;}
h1{color:#fff;font-size:28px;line-height:1.2;font-weight:700;}
h2{color:#22d3ee;font-size:18px;line-height:1.4;font-weight:600;}
p{color:#dbe7ff;font-size:16px;line-height:1.6;}
small{font-size:12px;color:rgba(255,255,255,.55);}
.btn{
display:inline-block; padding:14px 20px; border-radius:14px;
background:#06b6d4; color:#fff!important; font-weight:700; text-align:center;
box-shadow:0 0 40px rgba(34,211,238,.25);
}
.btn:hover{background:#22d3ee;}
.px{padding-left:24px;padding-right:24px;}
.py{padding-top:24px;padding-bottom:24px;}
.mt8{margin-top:8px;} .mt12{margin-top:12px;} .mt16{margin-top:16px;}
.mt20{margin-top:20px;} .mt24{margin-top:24px;} .mt28{margin-top:28px;}
.mb0{margin-bottom:0;}
@media (max-width: 600px){
.px{padding-left:18px;padding-right:18px;}
h1{font-size:24px;}
p{font-size:15px;}
}
</style>
<!--[if mso]>
<style>
.card{background:#12182d;border:1px solid #1f2a44;}
</style>
<![endif]-->
</head>
<body class="wrapper">
<div style="display:none;max-height:0;overflow:hidden;opacity:0;color:transparent;">
Quick check-in on your OpenSquawk invite — we would love your feedback.
</div>
<table role="presentation" width="100%" bgcolor="#0b1020">
<tr><td align="center">
<table role="presentation" class="container" width="100%" cellpadding="0" cellspacing="0">
<tr><td class="px" style="padding-top:32px;padding-bottom:16px;">
<table role="presentation" width="100%">
<tr>
<td align="left">
<div class="chip">Feedback · Classroom</div>
<div style="height:20px;"></div>
<h1>OpenSquawk</h1>
<p class="muted" style="margin-top:6px;">Live AI ATC · in development</p>
</td>
<td align="right" style="vertical-align:top;"></td>
</tr>
</table>
</td></tr>
<tr><td class="px">
<table role="presentation" width="100%" class="card">
<tr><td class="py px">
<h2>How is your OpenSquawk experience?</h2>
<p class="mt12">Its been a little while since we sent your invite, and we would love to hear how things are going.</p>
<p class="mt16">Your feedback helps us improve the simulator experience and plan the next steps for Live ATC.</p>
<div class="mt20" align="center">
<!--[if mso]>
<v:roundrect xmlns:v="urn:schemas-microsoft-com:vml" href="https://opensquawk.de/feedback" style="height:48px;v-text-anchor:middle;width:320px;" arcsize="20%" stroke="f" fillcolor="#06b6d4">
<w:anchorlock/>
<center style="color:#ffffff;font-family:Segoe UI, Arial, sans-serif;font-size:16px;font-weight:bold;">
Share feedback
</center>
</v:roundrect>
<![endif]-->
<!--[if !mso]><!-- -->
<a class="btn" href="https://opensquawk.de/feedback" target="_blank" rel="noopener">Share feedback</a>
<!--<![endif]-->
</div>
<p class="mt24">Prefer email? Just reply with your thoughts — every note helps.</p>
</td></tr>
</table>
</td></tr>
<tr><td class="px" style="padding-top:18px;padding-bottom:38px;">
<table role="presentation" width="100%">
<tr>
<td align="left">
<small>© OpenSquawk · Not for real-world aviation.</small><br>
<small><a href="https://opensquawk.de/feedback" target="_blank" rel="noopener">Feedback</a> · <a href="mailto:info@opensquawk.de">info@opensquawk.de</a></small>
</td>
<td align="right">
<small class="muted">Built with an open stack</small>
</td>
</tr>
</table>
</td></tr>
</table>
</td></tr>
</table>
</body>
</html>

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@@ -0,0 +1,114 @@
import { defineEventHandler } from 'h3'
import { InvitationCode } from '../../../models/InvitationCode'
import { WaitlistEntry } from '../../../models/WaitlistEntry'
import { sendMail } from '../../../utils/notifications'
import {
generateInvitationCode,
renderFeedbackEmail,
renderFeedbackText,
renderInvitationEmail,
renderInvitationText,
} from '../../../utils/invitations'
const DAY_MS = 1000 * 60 * 60 * 24
const INVITATION_DELAY_DAYS = 5
const FEEDBACK_DELAY_DAYS = 14
export default defineEventHandler(async () => {
const now = new Date()
const invitationCutoff = new Date(now.getTime() - INVITATION_DELAY_DAYS * DAY_MS)
const feedbackCutoff = new Date(now.getTime() - FEEDBACK_DELAY_DAYS * DAY_MS)
const invitationCandidates = await WaitlistEntry.find({
joinedAt: { $lte: invitationCutoff },
$and: [
{ $or: [{ invitationSentAt: { $exists: false } }, { invitationSentAt: null }] },
{ $or: [{ activatedAt: { $exists: false } }, { activatedAt: null }] },
],
}).exec()
let invitationsSent = 0
for (const entry of invitationCandidates) {
const email = entry.email?.trim()
if (!email) {
continue
}
let invitation = entry.invitationCode ? await InvitationCode.findById(entry.invitationCode) : null
if (invitation?.usedAt) {
continue
}
const sentAt = new Date()
if (!invitation) {
const code = generateInvitationCode()
invitation = await InvitationCode.create({
code,
createdAt: sentAt,
channel: 'admin',
label: `Waitlist: ${email}`,
})
entry.invitationCode = invitation._id
}
entry.invitationSentAt = sentAt
await entry.save()
const html = await renderInvitationEmail(invitation.code)
const text = renderInvitationText(invitation.code)
await sendMail({
to: email,
subject: 'Your OpenSquawk invite code',
text,
html,
})
invitationsSent += 1
}
const feedbackCandidates = await WaitlistEntry.find({
invitationSentAt: { $lte: feedbackCutoff },
$or: [
{ feedbackRequestedAt: { $exists: false } },
{ feedbackRequestedAt: null },
],
}).exec()
let feedbackRequests = 0
for (const entry of feedbackCandidates) {
const email = entry.email?.trim()
if (!email) {
continue
}
const requestedAt = new Date()
const text = renderFeedbackText()
const html = await renderFeedbackEmail()
await sendMail({
to: email,
subject: 'How is your OpenSquawk experience?',
text,
html,
})
entry.feedbackRequestedAt = requestedAt
await entry.save()
feedbackRequests += 1
}
console.log(`[waitlist-drip] invitations sent: ${invitationsSent}`)
console.log(`[waitlist-drip] feedback requests sent: ${feedbackRequests}`)
return {
invitationsSent,
feedbackRequests,
}
})

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@@ -15,6 +15,7 @@ export interface WaitlistEntryDocument extends mongoose.Document {
updatesOptedInAt?: Date
invitationCode?: mongoose.Types.ObjectId
invitationSentAt?: Date
feedbackRequestedAt?: Date
}
const waitlistSchema = new mongoose.Schema<WaitlistEntryDocument>({
@@ -30,6 +31,7 @@ const waitlistSchema = new mongoose.Schema<WaitlistEntryDocument>({
updatesOptedInAt: { type: Date },
invitationCode: { type: Schema.Types.ObjectId, ref: 'InvitationCode' },
invitationSentAt: { type: Date },
feedbackRequestedAt: { type: Date },
})
export const WaitlistEntry =

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@@ -2,33 +2,45 @@ import { randomBytes } from 'node:crypto'
import { readFile } from 'node:fs/promises'
import { join } from 'node:path'
let cachedHtmlTemplate: string | null = null
type CachedTemplates = {
invitations: string | null
feedback: string | null
}
const cachedTemplates: CachedTemplates = {
invitations: null,
feedback: null,
}
export function generateInvitationCode() {
return randomBytes(4).toString('hex').toUpperCase()
}
async function loadInvitationTemplate() {
if (cachedHtmlTemplate) {
return cachedHtmlTemplate
async function loadTemplate(kind: keyof CachedTemplates, filename: string, fallback: string) {
if (cachedTemplates[kind]) {
return cachedTemplates[kind] as string
}
const templatePath = join(process.cwd(), 'public', 'docs', 'invites.html')
const templatePath = join(process.cwd(), 'public', 'docs', filename)
try {
const file = await readFile(templatePath, 'utf8')
cachedHtmlTemplate = file
cachedTemplates[kind] = file
return file
} catch (error) {
console.warn('Could not load invitation email template, falling back to plain HTML.', error)
const fallback = `<!DOCTYPE html><html><body><p>Your OpenSquawk invite code: <strong>{{INVITE_CODE}}</strong></p></body></html>`
cachedHtmlTemplate = fallback
console.warn(`Could not load ${kind} email template, falling back to plain HTML.`, error)
cachedTemplates[kind] = fallback
return fallback
}
}
export async function renderInvitationEmail(code: string) {
const template = await loadInvitationTemplate()
const template = await loadTemplate(
'invitations',
'invites.html',
`<!DOCTYPE html><html><body><p>Your OpenSquawk invite code: <strong>{{INVITE_CODE}}</strong></p></body></html>`
)
return template.replace(/{{INVITE_CODE}}/g, code)
}
@@ -48,3 +60,28 @@ export function renderInvitationText(code: string) {
return lines.join('\n')
}
export async function renderFeedbackEmail() {
const template = await loadTemplate(
'feedback',
'feedback-request.html',
`<!DOCTYPE html><html><body><p>We'd love your feedback: <a href="https://opensquawk.de/feedback">opensquawk.de/feedback</a></p></body></html>`
)
return template
}
export function renderFeedbackText() {
const lines = [
'Hi there,',
'',
"It's been a little while since we sent your invite, and we would love to hear your thoughts.",
'',
'Share your feedback here:',
'https://opensquawk.de/feedback',
'',
'Thank you for helping us improve OpenSquawk!',
]
return lines.join('\n')
}