Add basic mail library; Add docker compose

docker-compose.yml

@@ -0,0 +1,12 @@
+version: "3.4"
+services:
+  mail:
+    image: boky/postfix
+    restart: always
+    environment:
+      - ALLOWED_SENDER_DOMAINS=mail.${DOMAIN}
+    ports:
+      - "587:587"
+    container_name: "postfix"
+    volumes:
+      - ./host/keys/:/etc/opendkim/keys

package.json

@@ -20,7 +20,10 @@
   "homepage": "https://github.com/GithubOrgProjectPiza/server#readme",
   "dependencies": {
     "@types/express": "^4.17.13",
+    "@types/nodemailer": "^6.4.4",
+    "dotenv": "^16.0.0",
     "express": "^4.17.3",
+    "nodemailer": "^6.7.2",
     "ts-node": "^10.5.0",
     "typescript": "^4.5.5"
   },

src/index.ts

@@ -1,4 +1,8 @@
 import express from "express";
+import dotenv from "dotenv";
+
+dotenv.config();
+
 const app = express();
 
 async function main() {

src/lib/mail.ts

@@ -0,0 +1,49 @@
+import nodemailer from "nodemailer";
+import SMTPTransport from "nodemailer/lib/smtp-transport";
+
+let mailAccount = { user: process.env.MAILUSER + "@mail." + process.env.DOMAIN, pass: process.env.MAILPASSWORD };
+
+let transporter = nodemailer.createTransport(
+  new SMTPTransport({
+    host: "localhost",
+    port: 587,
+    secure: false,
+    auth: {
+      user: mailAccount.user,
+      pass: mailAccount.pass,
+    },
+    tls: {
+      rejectUnauthorized: false,
+      secureProtocol: "TLSv1_method",
+    },
+  })
+);
+
+if (process.env.DEV == "true") {
+  console.log("test");
+  (async () => {
+    mailAccount = await nodemailer.createTestAccount();
+    console.log(mailAccount);
+    transporter = nodemailer.createTransport({
+      host: "smtp.ethereal.email",
+      port: 587,
+      secure: false, // true for 465, false for other ports
+      auth: {
+        user: mailAccount.user, // generated ethereal user
+        pass: mailAccount.pass, // generated ethereal password
+      },
+    });
+  })();
+}
+
+const sendMail = async (from: string, to: string, subject: string, text?: string, html?: string) => {
+  return await transporter.sendMail({
+    from: from,
+    to: to,
+    subject: subject,
+    text: text,
+    html: html,
+  });
+};
+
+export default { sendMail, mailAccount };