From 2f6c428a403a006f7878861d2f0356c3294519be Mon Sep 17 00:00:00 2001
From: KernelDeimos <eric.alex.dube@gmail.com>
Date: Sat, 15 Jun 2024 20:15:29 -0400
Subject: [PATCH] feat: send notification when file gets shared

---
 packages/backend/src/routers/share.js    | 20 ++++++++++++++++++++
 packages/backend/src/util/expressutil.js |  1 +
 2 files changed, 21 insertions(+)

diff --git a/packages/backend/src/routers/share.js b/packages/backend/src/routers/share.js
index 7054c429..0a769693 100644
--- a/packages/backend/src/routers/share.js
+++ b/packages/backend/src/routers/share.js
@@ -13,6 +13,8 @@ const { TYPE_DIRECTORY } = require('../filesystem/FSNodeContext');
 const { PermissionUtil } = require('../services/auth/PermissionService');
 const { validate } = require('uuid');
 const configurable_auth = require('../middleware/configurable_auth');
+const { UsernameNotifSelector } = require('../services/NotificationService');
+const { quot } = require('../util/strutil');
 
 const uuidv4 = require('uuid').v4;
 
@@ -47,6 +49,7 @@ const handler_item_by_username = async (req, res) => {
     const svc_token = req.services.get('token');
     const svc_email = req.services.get('email');
     const svc_permission = req.services.get('permission');
+    const svc_notification = req.services.get('notification');
 
     console.log('which actor exists?',
         req.actor,
@@ -85,7 +88,9 @@ const handler_item_by_username = async (req, res) => {
     }
     
     let email_path = path;
+    let is_dir = true;
     if ( await node.get('type') !== TYPE_DIRECTORY ) {
+        is_dir = false;
         // remove last component
         email_path = email_path.slice(0, path.lastIndexOf('/')+1);
     }
@@ -106,6 +111,21 @@ const handler_item_by_username = async (req, res) => {
 
     await svc_email.send_email({ email: recipient.email }, email_tmpl, email_values);
     
+    const wut = is_dir ? 'directory' : 'file';
+    svc_notification.notify(UsernameNotifSelector(username), {
+        source: 'sharing',
+        icon: 'shared.svg',
+        title: 'A file was shared with you!',
+        template: 'file-shared-with-you',
+        fields: {
+            username: req.user.username,
+            type: wut,
+            filename: await node.get('name'),
+        },
+        text: `The user ${quot(req.user.username)} shared a ${wut} ` +
+            `with you called ${quot(await node.get('name'))}`
+    });
+    
     res.send({});
 };
 
diff --git a/packages/backend/src/util/expressutil.js b/packages/backend/src/util/expressutil.js
index a7863702..2c950486 100644
--- a/packages/backend/src/util/expressutil.js
+++ b/packages/backend/src/util/expressutil.js
@@ -5,6 +5,7 @@ const Endpoint = function Endpoint (spec) {
         attach (route) {
             const eggspress_options = {
                 allowedMethods: spec.methods ?? ['GET'],
+                ...(spec.mw ? { mw: spec.mw } : {}),
             };
             const eggspress_router = eggspress(
                 spec.route,