Add replyto option

apps/web/prisma/migrations/20240515211820_add_reply_to/migration.sql

@@ -0,0 +1,2 @@
+-- AlterTable
+ALTER TABLE "Email" ADD COLUMN     "replyTo" TEXT;

apps/web/prisma/schema.prisma

@@ -157,6 +157,7 @@ model Email {
   to           String
   from         String
   subject      String
+  replyTo      String?
   text         String?
   html         String?
   latestStatus EmailStatus  @default(QUEUED)

apps/web/src/server/aws/ses.ts

@@ -108,6 +108,7 @@ export async function sendEmailThroughSes({
   subject,
   text,
   html,
+  replyTo,
   region = "us-east-1",
   configurationSetName,
 }: EmailContent & {
@@ -117,6 +118,7 @@ export async function sendEmailThroughSes({
   const sesClient = getSesClient(region);
   const command = new SendEmailCommand({
     FromEmailAddress: from,
+    ReplyToAddresses: replyTo ? [replyTo] : undefined,
     Destination: {
       ToAddresses: [to],
     },
@@ -155,10 +157,12 @@ export async function sendEmailThroughSes({
   }
 }
 
+// Need to improve this. Use some kinda library to do this
 export async function sendEmailWithAttachments({
   to,
   from,
   subject,
+  replyTo,
   // eslint-disable-next-line no-unused-vars
   text,
   html,
@@ -174,13 +178,13 @@ export async function sendEmailWithAttachments({
   const boundary = "NextPart";
   let rawEmail = `From: ${from}\n`;
   rawEmail += `To: ${to}\n`;
+  rawEmail += `Reply-To: ${replyTo}\n`;
   rawEmail += `Subject: ${subject}\n`;
   rawEmail += `MIME-Version: 1.0\n`;
   rawEmail += `Content-Type: multipart/mixed; boundary="${boundary}"\n\n`;
   rawEmail += `--${boundary}\n`;
   rawEmail += `Content-Type: text/html; charset="UTF-8"\n\n`;
   rawEmail += `${html}\n\n`;
-
   for (const attachment of attachments) {
     const content = attachment.content; // Convert buffer to base64
     const mimeType =

apps/web/src/server/public-api/api/emails/send-email.ts

@@ -15,6 +15,7 @@ const route = createRoute({
             to: z.string().email(),
             from: z.string().email(),
             subject: z.string(),
+            replyTo: z.string().optional(),
             text: z.string().optional(),
             html: z.string().optional(),
             attachments: z

apps/web/src/server/public-api/hono.ts

@@ -1,6 +1,7 @@
 import { OpenAPIHono } from "@hono/zod-openapi";
 import { swaggerUI } from "@hono/swagger-ui";
 import { handleError } from "./api-error";
+import { env } from "~/env";
 
 export function getApp() {
   const app = new OpenAPIHono().basePath("/api");
@@ -14,7 +15,7 @@ export function getApp() {
       version: "1.0.0",
       title: "Unsend API",
     },
-    servers: [{ url: `${new URL(c.req.url).origin}/api` }],
+    servers: [{ url: `${env.APP_URL}/api` }],
   }));
 
   app.openAPIRegistry.registerComponent("securitySchemes", "Bearer", {

apps/web/src/server/service/email-service.ts

@@ -6,7 +6,8 @@ import { queueEmail } from "./job-service";
 export async function sendEmail(
   emailContent: EmailContent & { teamId: number }
 ) {
-  const { to, from, subject, text, html, teamId, attachments } = emailContent;
+  const { to, from, subject, text, html, teamId, attachments, replyTo } =
+    emailContent;
 
   const fromDomain = from.split("@")[1];
 
@@ -34,6 +35,7 @@ export async function sendEmail(
       to,
       from,
       subject,
+      replyTo,
       text,
       html,
       teamId,

apps/web/src/server/service/job-service.ts

@@ -81,6 +81,7 @@ async function executeEmail(
         to: email.to,
         from: email.from,
         subject: email.subject,
+        replyTo: email.replyTo ?? undefined,
         text: email.text ?? undefined,
         html: email.html ?? undefined,
         region: domain?.region ?? env.AWS_DEFAULT_REGION,

apps/web/src/types/index.ts

@@ -4,6 +4,7 @@ export type EmailContent = {
   subject: string;
   text?: string;
   html?: string;
+  replyTo?: string;
   attachments?: Array<EmailAttachment>;
 };