Token base auth (#9)

* Support token based authentication

* Update docs

README.md

@@ -20,7 +20,8 @@ let ha = new Homeassistant({
   protocol: 'ws', // "ws" (default) or "wss" for SSL
   retryTimeout: 1000, // in ms, default is 5000
   retryCount: 3, // default is 10, values < 0 mean unlimited
-  password: 'super_secure',
+  password: 'http_api_password', // api_password is getting depricated by home assistant
+  token: 'access_token' // for now both tokens and api_passwords are suported
   port: 8123
 })
 

index.js

@@ -8,7 +8,8 @@ const defaultConfig = {
   timeout: 5000,
   retryCount: 10,
   port: 8123,
-  password: ''
+  password: '',
+  token: ''
 }
 
 class Homeassistant extends EventEmitter {
@@ -35,7 +36,10 @@ class Homeassistant extends EventEmitter {
       }
 
       if (data.type == 'auth_required') {
-        if (!this.config.password) throw new Error('Password required')
+        if (!this.config.password && !this.config.token) throw new Error('Password required')
+
+        if (this.config.token)
+          return this.send({type: 'auth', access_token: this.config.token}, false)
 
         return this.send({type: 'auth', api_password: this.config.password}, false)
       }