Add sensor name prefix. Fix #20. Add Toast command

README.md

@@ -60,6 +60,16 @@ This binds the *aliases* `arrakis` to `99980b13-dabc9563` and `dashboard` to `d2
 
 Note: Aliases must be unique.
 
+### Prefix
+You can add a custom prefix to all entity ids in `configuration.yaml`:
+
+E.g. to give entities default names like `media_player.browser_99980b13_dabc9563` add:
+```yaml
+browser_mod:
+  prefix: "browser_"
+```
+This does not apply to devices with an alias.
+
 ## Entities
 Once `browser_mod` is installed, loading up your Home Assistant frontend on a new *device* will create three to five new devices.
 
@@ -185,6 +195,16 @@ will show the more-info dialog of `camera.front_door` on the *devices* `ded3b4dc
 
 The optional parameter `large: true` will make the popup wider.
 
+### toast
+```
+service: browser_mod.toast
+service_data:
+  message: Short message
+```
+
+Display a toast notification on all devices.
+The optional parameter `duration:` determines the time (in ms) that the toast is shown. Set to 0 for persistent display. Default is 3000.
+
 ### popup
 ```
 service: browser_mod.popup

custom_components/browser_mod/__init__.py

@@ -22,7 +22,7 @@ async def async_setup(hass, config):
         DATA_DEVICES: {},
         DATA_ALIASES: aliases,
         DATA_ADDERS: {},
-        DATA_CONFIG: config[DOMAIN].get(CONFIG_DEVICES, {}),
+        DATA_CONFIG: config[DOMAIN],
         }
 
     await hass.helpers.discovery.async_load_platform("media_player", DOMAIN, {}, config)

custom_components/browser_mod/const.py

@@ -10,6 +10,7 @@
 DATA_CONFIG = "config"
 
 CONFIG_DEVICES = "devices"
+CONFIG_PREFIX = "prefix"
 
 WS_ROOT = DOMAIN
 WS_CONNECT = "{}/connect".format(WS_ROOT)
@@ -26,4 +27,5 @@
         "lovelace-reload",
         "blackout",
         "no-blackout",
+        "toast",
         ]

custom_components/browser_mod/helpers.py

@@ -2,7 +2,7 @@
 
 from homeassistant.helpers.entity import Entity, async_generate_entity_id
 
-from .const import DOMAIN, DATA_DEVICES, DATA_ALIASES, DATA_ADDERS, CONFIG_DEVICES, DATA_CONFIG
+from .const import DOMAIN, DATA_DEVICES, DATA_ALIASES, DATA_ADDERS, CONFIG_DEVICES, DATA_CONFIG, CONFIG_PREFIX
 
 _LOGGER = logging.getLogger(__name__)
 
@@ -16,7 +16,7 @@ def get_alias(hass, deviceID):
     return None
 
 def get_config(hass, deviceID):
-    config = hass.data[DOMAIN][DATA_CONFIG]
+    config = hass.data[DOMAIN][DATA_CONFIG].get(CONFIG_DEVICES, {})
     return config.get(deviceID, config.get(deviceID.replace('-','_'), {}))
 
 def create_entity(hass, platform, deviceID, connection):
@@ -39,7 +39,8 @@ def __init__(self, hass, connection, deviceID, alias=None):
         self.connection = connection
         self.deviceID = deviceID
         self._data = {}
-        self.entity_id = async_generate_entity_id(self.domain+".{}", alias or deviceID, hass=hass)
+        prefix = hass.data[DOMAIN][DATA_CONFIG].get(CONFIG_PREFIX, '')
+        self.entity_id = async_generate_entity_id(self.domain+".{}", alias or f"{prefix}{deviceID}", hass=hass)
 
     def updated(self):
         pass

js/main.js

@@ -126,6 +126,9 @@ class BrowserMod {
         this.mute(msg);
         break;
 
+      case "toast":
+        this.toast(msg);
+        break;
       case "popup":
         this.popup(msg);
         break;
@@ -208,6 +211,15 @@ class BrowserMod {
     this.player.muted = Boolean(msg.mute)
   }
 
+  toast(msg) {
+    if(!msg.message) return;
+
+    fireEvent("hass-notification", {
+      message: msg.message,
+      duration: msg.duration !== undefined ? parseInt(msg.duration) : undefined
+    }, document.querySelector("home-assistant"));
+  }
+
   popup(msg){
     if(!msg.title && !msg.auto_close) return;
     if(!msg.card) return;