Add delay service

README.md

@@ -325,13 +325,13 @@ data:
   <data>
 ```
 
-This can be used to send any command to a *device* by changing `command:` and appending any other options.  
+This can be used to send any command to a *device* by setting `command:` to the service name and appending any other options.  
 E.g. the following two service calls will perform the same function:
 
 ```yaml
 service: browser_mod.command
 data:
-  command: Toast
+  command: toast
   message: Hello World!
 
 service: browser_mod.toast
@@ -350,6 +350,15 @@ data:
 ```
 This service can be used to call several services listed in the `commands:` parameter consecutively.
 
+### - delay
+```yaml
+service: browser_mod.delay
+data:
+  seconds: <seconds>
+```
+
+Do nothing for `<seconds>` seconds.
+
 ## Run a command from the frontend
 To run a command from the frontend, you can use the tap_action `fire-dom-event` with a `browser_mod` parameter.  
 E.g:
@@ -463,7 +472,7 @@ This would replace the more-info dialogs of `sensor.sensor1` and `sensor.sensor2
 
 ### Where can I find my deviceID?
 
-The easiest way is to go to `developer-tools/service` and call the `browser_mod.debug` service.
+The easiest way is to go to `/developer-tools/service` and call the `browser_mod.debug` service.
 
 But you can also find the device id on the `browser-player` card, if you added one to your lovelace config.
 

custom_components/browser_mod/const.py

@@ -34,4 +34,5 @@ USER_COMMANDS = [
         "toast",
         "commands",
         "call_service",
+        "delay",
         ]

js/main.js

@@ -44,7 +44,7 @@ class BrowserMod extends ext(BrowserModConnection, [
     "color: green; font-weight: bold", "");
   }
 
-  msg_callback(msg) {
+  async msg_callback(msg) {
     const handlers = {
       update: (msg) => this.update(msg),
       debug: (msg) => this.debug(msg),
@@ -74,14 +74,15 @@ class BrowserMod extends ext(BrowserModConnection, [
       },
 
       "call-service": (msg) => this.call_service(msg),
-      "commands": (msg) => {
+      "commands": async (msg) => {
         for(const m of msg.commands) {
-          this.msg_callback(m);
+          await this.msg_callback(m);
         }
       },
+      "delay": async (msg) => await new Promise((resolve) => {window.setTimeout(resolve, msg.seconds*1000)}),
     };
 
-    handlers[msg.command.replace("_","-")](msg);
+    await handlers[msg.command.replace("_","-")](msg);
   }
 
   debug(msg) {