From 8dfb919aa039fc8c2b437a03ff241b8937920bdb Mon Sep 17 00:00:00 2001
From: Faruk AYDIN <omerfaruk26@gmail.com>
Date: Tue, 25 Oct 2022 13:23:14 +0200
Subject: [PATCH] feat: Implement send email action

---
 .../src/apps/smtp/actions/send-email/index.ts | 105 ++++++++++++++++++
 .../src/apps/smtp/auth/verify-credentials.ts  |  14 +--
 .../src/apps/smtp/common/transporter.ts       |  16 +++
 3 files changed, 123 insertions(+), 12 deletions(-)
 create mode 100644 packages/backend/src/apps/smtp/actions/send-email/index.ts
 create mode 100644 packages/backend/src/apps/smtp/common/transporter.ts

diff --git a/packages/backend/src/apps/smtp/actions/send-email/index.ts b/packages/backend/src/apps/smtp/actions/send-email/index.ts
new file mode 100644
index 00000000..c46e8c3c
--- /dev/null
+++ b/packages/backend/src/apps/smtp/actions/send-email/index.ts
@@ -0,0 +1,105 @@
+import { IJSONObject } from '@automatisch/types';
+import defineAction from '../../../../helpers/define-action';
+import transporter from '../../common/transporter';
+
+export default defineAction({
+  name: 'Send Email',
+  key: 'sendEmail',
+  description: 'Send an email',
+  substeps: [
+    {
+      key: 'chooseConnection',
+      name: 'Choose connection',
+    },
+    {
+      key: 'chooseAction',
+      name: 'Set up action',
+      arguments: [
+        {
+          label: 'From name',
+          key: 'fromName',
+          type: 'string',
+          required: false,
+          description: 'Display name of the sender.',
+          variables: true,
+        },
+        {
+          label: 'From email',
+          key: 'fromEmail',
+          type: 'string',
+          required: true,
+          description: 'Email address of the sender.',
+          variables: true,
+        },
+        {
+          label: 'Reply to',
+          key: 'replyTo',
+          type: 'string',
+          required: false,
+          description:
+            'Email address to reply to. Defaults to the from email address.',
+          variables: true,
+        },
+        {
+          label: 'To',
+          key: 'to',
+          type: 'string',
+          required: true,
+          description:
+            'Comma seperated list of email addresses to send the email to.',
+          variables: true,
+        },
+        {
+          label: 'Cc',
+          key: 'cc',
+          type: 'string',
+          required: false,
+          description: 'Comma seperated list of email addresses.',
+          variables: true,
+        },
+        {
+          label: 'Bcc',
+          key: 'bcc',
+          type: 'string',
+          required: false,
+          description: 'Comma seperated list of email addresses.',
+          variables: true,
+        },
+        {
+          label: 'Subject',
+          key: 'subject',
+          type: 'string',
+          required: true,
+          description: 'Subject of the email.',
+          variables: true,
+        },
+        {
+          label: 'Body',
+          key: 'body',
+          type: 'string',
+          required: true,
+          description: 'Body of the email.',
+          variables: true,
+        },
+      ],
+    },
+    {
+      key: 'testStep',
+      name: 'Test action',
+    },
+  ],
+
+  async run($) {
+    const info = await transporter($).sendMail({
+      from: `${$.step.parameters.fromName} <${$.step.parameters.fromEmail}>`,
+      to: ($.step.parameters.to as string).split(','),
+      replyTo: $.step.parameters.replyTo as string,
+      cc: ($.step.parameters.cc as string).split(','),
+      bcc: ($.step.parameters.bcc as string).split(','),
+      subject: $.step.parameters.subject as string,
+      text: $.step.parameters.body as string,
+    });
+
+    $.setActionItem({ raw: info as IJSONObject });
+  },
+});
diff --git a/packages/backend/src/apps/smtp/auth/verify-credentials.ts b/packages/backend/src/apps/smtp/auth/verify-credentials.ts
index 22189967..73891a7f 100644
--- a/packages/backend/src/apps/smtp/auth/verify-credentials.ts
+++ b/packages/backend/src/apps/smtp/auth/verify-credentials.ts
@@ -1,18 +1,8 @@
 import { IGlobalVariable } from '@automatisch/types';
-import nodemailer, { TransportOptions } from 'nodemailer';
+import transporter from '../common/transporter';
 
 const verifyCredentials = async ($: IGlobalVariable) => {
-  const client = nodemailer.createTransport({
-    host: $.auth.data.host,
-    port: $.auth.data.port,
-    secure: $.auth.data.useTls,
-    auth: {
-      user: $.auth.data.username,
-      pass: $.auth.data.password,
-    },
-  } as TransportOptions);
-
-  await client.verify();
+  await transporter($).verify();
 
   await $.auth.set({
     screenName: $.auth.data.username,
diff --git a/packages/backend/src/apps/smtp/common/transporter.ts b/packages/backend/src/apps/smtp/common/transporter.ts
new file mode 100644
index 00000000..2a975415
--- /dev/null
+++ b/packages/backend/src/apps/smtp/common/transporter.ts
@@ -0,0 +1,16 @@
+import { IGlobalVariable } from '@automatisch/types';
+import nodemailer, { TransportOptions } from 'nodemailer';
+
+const transporter = ($: IGlobalVariable) => {
+  return nodemailer.createTransport({
+    host: $.auth.data.host,
+    port: $.auth.data.port,
+    secure: $.auth.data.useTls,
+    auth: {
+      user: $.auth.data.username,
+      pass: $.auth.data.password,
+    },
+  } as TransportOptions);
+};
+
+export default transporter;