Add OneSender Webhook notification (#4971)

Co-authored-by: Frank Elsinga <frank@elsinga.de>

server/notification-providers/onesender.js

@@ -0,0 +1,47 @@
+const NotificationProvider = require("./notification-provider");
+const axios = require("axios");
+
+class Onesender extends NotificationProvider {
+    name = "Onesender";
+
+    /**
+     * @inheritdoc
+     */
+    async send(notification, msg, monitorJSON = null, heartbeatJSON = null) {
+        const okMsg = "Sent Successfully.";
+
+        try {
+            let data = {
+                heartbeat: heartbeatJSON,
+                monitor: monitorJSON,
+                msg,
+                to: notification.onesenderReceiver,
+                type: "text",
+                recipient_type: "individual",
+                text: {
+                    body: msg
+                }
+            };
+            if (notification.onesenderTypeReceiver === "private") {
+                data.to = notification.onesenderReceiver + "@s.whatsapp.net";
+            } else {
+                data.recipient_type = "group";
+                data.to = notification.onesenderReceiver + "@g.us";
+            }
+            let config = {
+                headers: {
+                    "Authorization": "Bearer " + notification.onesenderToken,
+                }
+            };
+            await axios.post(notification.onesenderURL, data, config);
+            return okMsg;
+
+        } catch (error) {
+            this.throwGeneralAxiosError(error);
+        }
+
+    }
+
+}
+
+module.exports = Onesender;