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import { fetchVerificationEmailHtml } from "https://esm.town/v/petermillspaugh/fetchVerificationEmailHtml";
import { refreshVerificationToken } from "https://esm.town/v/petermillspaugh/refreshVerificationToken";
import { sendVerificationEmail } from "https://esm.town/v/petermillspaugh/sendVerificationEmail";
import { upsertEmailSubscriber } from "https://esm.town/v/petermillspaugh/upsertEmailSubscriber";
import { email as sendEmail } from "https://esm.town/v/std/email?v=11";
import { sqlite } from "https://esm.town/v/std/sqlite?v=4";
import { Hono } from "npm:hono";
export async function emailSubscription(req: Request) {
const app = new Hono();
app.post("/send-verification", async c => {
const formData = await c.req.formData();
const name = formData.get("name");
const email = formData.get("email");
if (typeof name !== "string" || typeof email !== "string") {
return Response.json({ message: "Unexpected missing value for name or email." });
}
const token = crypto.randomUUID();
await upsertEmailSubscriber({ name, email, token });
// Lack of await is intentional: send optimistic success response, then send email and notify myself async
sendVerificationEmail({ emailAddress: email, html: fetchVerificationEmailHtml({ email, token }) });
return Response.json({ success: true, message: "Sent verification email." });
});
app.put("/confirm-verification", async c => {
const email = c.req.query("email");
const token = c.req.query("token");
const { newToken, didRefresh } = await refreshVerificationToken({ email, token });
if (didRefresh) {
// Lack of await is intentional: send optimistic success response, then send email and notify myself async
sendVerificationEmail({
emailAddress: email,
html: fetchVerificationEmailHtml({ email, token: newToken, reVerifying: true }),
});
return Response.json({ message: "Resent confirmation email." });
}
await sqlite.execute({
sql: `UPDATE subscribers SET verified = 1 WHERE email = ?;`,
args: [email],
});
// No need to await: just emailing myself a notification
sendEmail({
subject: `${email} verified for petemillspaugh.com subscription`,
text: `Verification complete for ${email}'s subscription to petemillspaugh.com`,
});
return Response.json({ confirmed: true, message: "Verified email address." });
});
app.get("/", async c => {
return c.html(`
<html>
<head>
<title>Sign up for petemillspaugh.com</title>
</head>
<body>
<h2>Sign up for clippings from Pete's garden</h2>
<form action="https://petermillspaugh-emailSubscription.web.val.run/send-verification" method="post">
<label for="name">First name:</label><br>
<input type="text" id="name" name="name" required><br>
<label for="email">Email:</label><br>
<input type="email" id="email" name="email" required><br><br>
<input type="submit" value="Sign up">
</form>
</body>
</html>
`)
});
return app.fetch(req);
}