diff --git a/functions/package.json b/functions/package.json
index 9e3bd6e..e408aba 100644
--- a/functions/package.json
+++ b/functions/package.json
@@ -12,12 +12,16 @@
 "main": "lib/index.js",
 "dependencies": {
 "firebase-admin": "~6.0.0",
- "firebase-functions": "^2.0.5"
+ "firebase-functions": "^2.0.5",
+ "node-emoji": "^1.8.1",
+ "nodemailer": "^4.7.0"
 },
 "devDependencies": {
 "tslint": "~5.8.0",
 "typescript": "~2.8.3"
 },
 "private": true,
- "engines": { "node": "8" } 
-}
\ No newline at end of file
+ "engines": {
+ "node": "8"
+ }
+}
diff --git a/functions/src/index.ts b/functions/src/index.ts
index 458bcfc..690730b 100644
--- a/functions/src/index.ts
+++ b/functions/src/index.ts
@@ -1,5 +1,7 @@
 import * as functions from 'firebase-functions';
 import * as admin from 'firebase-admin';
+import * as nodemailer from 'nodemailer';
+import * as nodemoji from 'node-emoji';
 
 const serviceAccount = require('../firebase-adminsdk-credentials.json');
 
@@ -68,4 +70,55 @@ export const deleteNoteAndTodos = functions.region('europe-west1').firestore
 return deleteCollection(firestore, collectionTodosPath, 50).then(() => {
 console.log('Todos are gone!');
 });
- });
\ No newline at end of file
+ });
+
+
+// Configure the email transport using the default SMTP transport and a GMail account.
+// For Gmail, enable these:
+// 1. https://www.google.com/settings/security/lesssecureapps
+// 2. https://accounts.google.com/DisplayUnlockCaptcha
+// 3. firebase functions:config:set gmail.email="myusername@gmail.com" gmail.password="secretpassword"
+// For other types of transports such as Sendgrid see https://nodemailer.com/transports/
+// TODO: Configure the `gmail.email` and `gmail.password` Google Cloud environment variables.
+const gmailEmail = functions.config().gmail.email;
+const gmailPassword = functions.config().gmail.password;
+const mailTransport = nodemailer.createTransport({
+ service: 'gmail',
+ auth: {
+ user: gmailEmail,
+ pass: gmailPassword,
+ },
+});
+
+const APP_NAME = 'Firelist PWA';
+// Sends an email to the given collaborator.
+const sendEmail = async (mailOptions) => {
+ await mailTransport.sendMail(mailOptions);
+ console.log('New email sent to:', mailOptions.to);
+ return null;
+}
+
+// [START shareNoteViaEmail]
+export const shareNoteViaEmail = functions.firestore
+ .document('notes/{noteId}')
+ .onUpdate((change, context) => {
+ const previousNoteValue = change.before.data();
+ const newNoteValue = change.after.data();
+
+ if (newNoteValue.collaborators.length> previousNoteValue.collaborators.length) {
+ const randomEmoji = nodemoji.random();
+ const collaboratorEmail = newNoteValue.collaborators[newNoteValue.collaborators.length - 1];
+
+ const mailOptions = {
+ from: `${APP_NAME} <firelist.pwa@gmail.com>`,
+ to: collaboratorEmail,
+ subject: `${randomEmoji.emoji} You've received an invitation to collaborate`,
+ text: `Hey there!\n\nGreat news! You just got invited to collaborate. Access https://firelist-angular-dev.firebaseapp.com/note/${context.params.noteId} and have fun!\n\n-----------------\n${newNoteValue.title}\n${newNoteValue.description ? `${newNoteValue.description}\n` : ''}${newNoteValue.geolocation ? newNoteValue.geolocation.formatted_address : ''}`
+ };
+
+ return sendEmail(mailOptions);
+ } else {
+ return null;
+ }
+ });
+// [END shareNoteViaEmail]
\ No newline at end of file
</div><div class="naked_ctrl">
<form action="/index.cgi/contrast" method="get" name="gate">
<p><a href="http://altstyle.alfasado.net">AltStyle</a> によって変換されたページ <a href="https://github.com/how-to-firebase/firelist-angular/compare/develop...feature/notify-collaborator-via-email.diff">(-&gt;オリジナル)</a>
/ <label>アドレス: <input type="text" name="naked_post_url" value="https://github.com/how-to-firebase/firelist-angular/compare/develop...feature/notify-collaborator-via-email.diff" size="22" /></label> <label>モード: <select name="naked_post_mode">
<option value="default">デフォルト</option>
<option value="speech">音声ブラウザ</option>
<option value="ruby">ルビ付き</option>
<option value="contrast" selected="selected">配色反転</option>
<option value="larger-text">文字拡大</option>
<option value="mobile">モバイル</option>
</select>
<input type="submit" value="表示" />
</p>
</form>
</div>