doc(main): update documentation and flows

dist/nodes/gateway/GatewayIn.js

@@ -0,0 +1,27 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+const constants_1 = require("../constants");
+exports.default = (RED) => {
+    class GatewayIn {
+        constructor(props) {
+            RED.nodes.createNode(this, props);
+            this.gatewayConf = RED.nodes.getNode(props.gateway);
+            this.status({ fill: "red", shape: "ring", text: "offline" });
+            if (this.gatewayConf.gateway) {
+                this.gatewayOnline();
+            }
+            this.gatewayConf.on('gateway-online', () => this.gatewayOnline());
+            this.gatewayConf.on('gateway-offline', () => this.gatewayOffline());
+        }
+        gatewayOnline() {
+            this.status({ fill: "blue", shape: "dot", text: "online" });
+            this.gatewayConf.on('subdevice-update', (subdevice) => {
+                this.send({ payload: subdevice });
+            });
+        }
+        gatewayOffline() {
+            this.status({ fill: "red", shape: "ring", text: "offline" });
+        }
+    }
+    RED.nodes.registerType(`${constants_1.Constants.NODES_PREFIX}-gateway in`, GatewayIn);
+};