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Netlify function to submit emails
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| const postmark = require("postmark"); // require mail service, postmark in this case | |
| const client = new postmark.Client("XXXXXXXXXXXXXXXXXXXXXXXXXXXX"); // your postmark api key | |
| const headers = { | |
| "Access-Control-Allow-Origin" : "*", // better change this for production | |
| "Access-Control-Allow-Methods": "POST", | |
| "Access-Control-Allow-Headers": "Content-Type" | |
| }; | |
| exports.handler = function(event, context, callback) { | |
| // only allow POST requests | |
| if (event.httpMethod !== "POST") { | |
| return callback(null, { | |
| statusCode: 410, | |
| body: JSON.stringify({ | |
| message: 'Only POST requests allowed.', | |
| }), | |
| }); | |
| } | |
| // parse the body to JSON so we can use it in JS | |
| const payload = JSON.parse(event.body); | |
| // validate the form | |
| if ( | |
| !payload.name || | |
| !payload.subject || | |
| !payload.email || | |
| !payload.message | |
| ) { | |
| return callback(null, { | |
| statusCode: 422, | |
| headers, | |
| body: JSON.stringify({ | |
| message: 'Required information is missing.', | |
| }), | |
| }); | |
| } | |
| // finally everything is fine and we can send the mail | |
| return client.sendEmail({ | |
| "From": "my@email.com", | |
| "To": "my@email.com", | |
| "ReplyTo": payload.email, | |
| "Subject": `${payload.subject}`, | |
| "TextBody": ` | |
| Hey, | |
| ${payload.name} sent a new message from your website! | |
| ${payload.message} | |
| Cheers, your webserver! | |
| ` | |
| }, (err, result) => { | |
| // if there happenend an error on the postmark side we send a 500 error to the client | |
| if (err) { | |
| return callback(null, { | |
| statusCode: 500, | |
| body: JSON.stringify({ | |
| message: "Internal Server Error: " + err, | |
| }) | |
| }); | |
| } | |
| // if everything was fine we send status code 200 | |
| return callback(null, { | |
| statusCode: 200, | |
| headers, | |
| body: JSON.stringify({ | |
| message: "Message sent successfully!", | |
| }), | |
| }); | |
| }); | |
| } |
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