From 58fb62b94bbb632445be11e4e8f44245d690e2d3 Mon Sep 17 00:00:00 2001
From: Timur Ercan <timur.ercan31@gmail.com>
Date: Thu, 26 Jan 2023 16:20:48 +0100
Subject: [PATCH] nodemailer and sendgrid integration

---
 apps/web/package.json                         |  8 ++++++-
 packages/lib/mail/index.ts                    |  2 ++
 packages/lib/mail/sendMail.ts                 | 24 +++++++++++++++++++
 packages/lib/mail/sendSignedMail.ts           | 12 ++++++++++
 packages/lib/mail/sendSigningRequestMail.ts   |  9 +++++++
 .../lib/mail/sendSigningStatusChangedMail.ts  |  2 --
 6 files changed, 54 insertions(+), 3 deletions(-)
 create mode 100644 packages/lib/mail/sendMail.ts
 create mode 100644 packages/lib/mail/sendSignedMail.ts
 delete mode 100644 packages/lib/mail/sendSigningStatusChangedMail.ts

diff --git a/apps/web/package.json b/apps/web/package.json
index 7dfa51a10..b6c0561c0 100644
--- a/apps/web/package.json
+++ b/apps/web/package.json
@@ -16,7 +16,6 @@
     "@tailwindcss/forms": "^0.5.3",
     "@types/bcryptjs": "^2.4.2",
     "@types/filesystem": "^0.0.32",
-    "@types/node": "18.11.9",
     "@types/react-dom": "18.0.9",
     "avatar-from-initials": "^1.0.3",
     "bcryptjs": "^2.4.3",
@@ -29,6 +28,10 @@
     "next": "13.0.3",
     "next-auth": "^4.18.3",
     "next-transpile-modules": "^10.0.0",
+    "node-forge": "^1.3.1",
+    "node-signpdf": "^1.5.0",
+    "nodemailer": "^6.9.0",
+    "nodemailer-sendgrid": "^1.0.3",
     "npm": "^9.1.3",
     "placeholder-loading": "^0.6.0",
     "react": "18.2.0",
@@ -40,6 +43,9 @@
   },
   "devDependencies": {
     "@types/formidable": "^2.0.5",
+    "@types/node": "^18.11.18",
+    "@types/nodemailer": "^6.4.7",
+    "@types/nodemailer-sendgrid": "^1.0.0",
     "@types/react-pdf": "^6.2.0",
     "autoprefixer": "^10.4.13",
     "postcss": "^8.4.19",
diff --git a/packages/lib/mail/index.ts b/packages/lib/mail/index.ts
index e69de29bb..17887b36f 100644
--- a/packages/lib/mail/index.ts
+++ b/packages/lib/mail/index.ts
@@ -0,0 +1,2 @@
+export { sendSigningRequestMail } from "./sendSigningRequestMail";
+export { sendSignedMail } from "./sendSignedMail";
diff --git a/packages/lib/mail/sendMail.ts b/packages/lib/mail/sendMail.ts
new file mode 100644
index 000000000..1c9b314e0
--- /dev/null
+++ b/packages/lib/mail/sendMail.ts
@@ -0,0 +1,24 @@
+import nodemailer from "nodemailer";
+import nodemailerSendgrid from "nodemailer-sendgrid";
+
+export const sendMail = async (
+  to: string,
+  subject: string,
+  htmlFormattedMessage: string
+) => {
+  if (!process.env.SENDGRID_API_KEY)
+    throw new Error("Sendgrid API Key not set.");
+
+  const transport = nodemailer.createTransport(
+    nodemailerSendgrid({
+      apiKey: process.env.SENDGRID_API_KEY || "",
+    })
+  );
+
+  await transport.sendMail({
+    from: process.env.SENDGRID_API_KEY,
+    to: to,
+    subject: subject,
+    html: htmlFormattedMessage,
+  });
+};
diff --git a/packages/lib/mail/sendSignedMail.ts b/packages/lib/mail/sendSignedMail.ts
new file mode 100644
index 000000000..bbed16a9b
--- /dev/null
+++ b/packages/lib/mail/sendSignedMail.ts
@@ -0,0 +1,12 @@
+import { sendMail } from "./sendMail";
+import { NEXT_PUBLIC_WEBAPP_URL } from "@documenso/lib/constants";
+
+export const sendSignedMail = async (document: any, recipient: any) => {
+  // todo check if recipient has an account
+
+  sendMail(
+    document.user.email,
+    `${recipient.email} signed ${document.title}`,
+    `Hi ${document.user.name}, ${recipient.email} has signed your document ${document.title}. Click <a href="${NEXT_PUBLIC_WEBAPP_URL}/document/${document.id}"> VIEW DOCUMENT</a> to view it now.`
+  );
+};
diff --git a/packages/lib/mail/sendSigningRequestMail.ts b/packages/lib/mail/sendSigningRequestMail.ts
index e69de29bb..23942e9ff 100644
--- a/packages/lib/mail/sendSigningRequestMail.ts
+++ b/packages/lib/mail/sendSigningRequestMail.ts
@@ -0,0 +1,9 @@
+import { sendMail } from "./sendMail";
+
+export const sendSigningRequestMail = async (recipient: any, document: any) => {
+  sendMail(
+    recipient.email,
+    `Please sign ${document.title}`,
+    `${document.user.name} has sent you a document to sign. Click <b><a href="https">SIGN DOCUMENT</a></b> to sign it now.`
+  );
+};
diff --git a/packages/lib/mail/sendSigningStatusChangedMail.ts b/packages/lib/mail/sendSigningStatusChangedMail.ts
deleted file mode 100644
index 7f21239e3..000000000
--- a/packages/lib/mail/sendSigningStatusChangedMail.ts
+++ /dev/null
@@ -1,2 +0,0 @@
-// nodemailer
-// sendgrid