From 8050cb8e99fed911f69b78b2d99994e2f180ef14 Mon Sep 17 00:00:00 2001
From: Philipp Bischoff <p.bischoff@innoloft.com>
Date: Sat, 11 Dec 2021 23:43:12 +0100
Subject: [PATCH] implement google chat notification type

---
 server/notification-providers/google-chat.js | 46 ++++++++++++++++++++
 server/notification.js                       |  2 +
 src/components/notifications/GoogleChat.vue  | 13 ++++++
 src/components/notifications/index.js        |  2 +
 4 files changed, 63 insertions(+)
 create mode 100644 server/notification-providers/google-chat.js
 create mode 100644 src/components/notifications/GoogleChat.vue

diff --git a/server/notification-providers/google-chat.js b/server/notification-providers/google-chat.js
new file mode 100644
index 000000000..f73f4b5a5
--- /dev/null
+++ b/server/notification-providers/google-chat.js
@@ -0,0 +1,46 @@
+const NotificationProvider = require("./notification-provider");
+const axios = require("axios");
+const { setting } = require("../util-server");
+const { getMonitorRelativeURL } = require("../../src/util");
+
+class GoogleChat extends NotificationProvider {
+
+    name = "Google Chat";
+
+    async send(notification, msg, monitorJSON = null, heartbeatJSON = null) {
+        let okMsg = "Sent Successfully.";
+        try {
+            // Google Chat message formatting: https://developers.google.com/chat/api/guides/message-formats/basic
+
+            let textMsg = ''
+            if (heartbeatJSON && heartbeatJSON.status === UP) {
+                textMsg = `✅ Application is back online`;
+            } else {
+                textMsg = `🔴 Application went down`;
+            }
+
+            if (monitorJSON && monitorJSON.name) {
+                textMsg += `\n*${monitorJSON.name}*`;
+            }
+
+            textMsg += `\n${msg}`;
+
+            const baseURL = await setting("primaryBaseURL");
+            if (baseURL) {
+                textMsg += `\n${baseURL + getMonitorRelativeURL(monitorJSON.id)}`;
+            }
+
+            const data = {
+                "text": textMsg,
+            };
+
+            await axios.post(notification.googleChatWebhookURL, data);
+            return okMsg;
+        } catch (error) {
+            this.throwGeneralAxiosError(error);
+        }
+
+    }
+}
+
+module.exports = GoogleChat;
diff --git a/server/notification.js b/server/notification.js
index 3eb5f97bf..56a7e84d8 100644
--- a/server/notification.js
+++ b/server/notification.js
@@ -25,6 +25,7 @@ const DingDing = require("./notification-providers/dingding");
 const Bark = require("./notification-providers/bark");
 const SerwerSMS = require("./notification-providers/serwersms");
 const Stackfield = require("./notification-providers/stackfield");
+const GoogleChat = require("./notification-providers/google-chat");
 
 class Notification {
 
@@ -62,6 +63,7 @@ class Notification {
             new Bark(),
             new SerwerSMS(),
             new Stackfield(),
+            new GoogleChat()
         ];
 
         for (let item of list) {
diff --git a/src/components/notifications/GoogleChat.vue b/src/components/notifications/GoogleChat.vue
new file mode 100644
index 000000000..c19cae0de
--- /dev/null
+++ b/src/components/notifications/GoogleChat.vue
@@ -0,0 +1,13 @@
+<template>
+    <div class="mb-3">
+        <label for="google-chat-webhook-url" class="form-label">{{ $t("Webhook URL") }}<span style="color: red;"><sup>*</sup></span></label>
+        <input id="google-chat-webhook-url" v-model="$parent.notification.googleChatWebhookURL" type="text" class="form-control" required>
+
+        <div class="form-text">
+            <span style="color: red;"><sup>*</sup></span>{{ $t("Required") }}
+            <i18n-t tag="p" keypath="aboutWebhooks" style="margin-top: 8px;">
+                <a href="https://developers.google.com/chat/how-tos/webhooks" target="_blank">https://developers.google.com/chat/how-tos/webhooks</a>
+            </i18n-t>
+        </div>
+    </div>
+</template>
diff --git a/src/components/notifications/index.js b/src/components/notifications/index.js
index 155a1ab26..678106102 100644
--- a/src/components/notifications/index.js
+++ b/src/components/notifications/index.js
@@ -24,6 +24,7 @@ import DingDing from "./DingDing.vue";
 import Bark from "./Bark.vue";
 import SerwerSMS from "./SerwerSMS.vue";
 import Stackfield from './Stackfield.vue';
+import GoogleChat from './GoogleChat.vue';
 
 /**
  * Manage all notification form.
@@ -57,6 +58,7 @@ const NotificationFormList = {
     "Bark": Bark,
     "serwersms": SerwerSMS,
     "stackfield": Stackfield,
+    "Google Chat": GoogleChat
 }
 
 export default NotificationFormList