codediodeio · January 23, 2021 17:06 · Jun 15, 2017 · Jun 15, 2017
diff --git a/index.js b/index.js
@@ -0,0 +1,51 @@
+var functions = require('firebase-functions');
+
+const sendgrid = require('sendgrid')
+const client = sendgrid("YOUR_SG_API_KEY")
+
+function parseBody(body) {
+  var helper = sendgrid.mail;
+  var fromEmail = new helper.Email(body.from);
+  var toEmail = new helper.Email(body.to);
+  var subject = body.subject;
+  var content = new helper.Content('text/html', body.content);
+  var mail = new helper.Mail(fromEmail, subject, toEmail, content);
+  return  mail.toJSON();
+}
+
+
+exports.httpEmail = functions.https.onRequest((req, res) => {
+  return Promise.resolve()
+    .then(() => {
+      if (req.method !== 'POST') {
+        const error = new Error('Only POST requests are accepted');
+        error.code = 405;
+        throw error;
+      }
+
+
+      const request = client.emptyRequest({
+        method: 'POST',
+        path: '/v3/mail/send',
+        body: parseBody(req.body)
+      });
+
+      return client.API(request)
+
+
+    })
+    .then((response) => {
+      if (response.body) {
+        res.send(response.body);
+      } else {
+        res.end();
+      }
+    })
+
+    .catch((err) => {
+      console.error(err);
+      return Promise.reject(err);
+    });
+
+
+})