0.1.23 remove init method, Initialize sockets via base class methods

listen for connection to bus then do a ack.
if all ok emit a ready:i2c event that can be used by extended classes/instances

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@uci/i2c-device",
-  "version": "0.1.21",
+  "version": "0.1.23",
   "description": "Device Classes for I2C Interfacing",
   "main": "src/device",
   "scripts": {
@@ -26,7 +26,7 @@
   },
   "homepage": "https://github.com/uCOMmandIt/i2c#readme",
   "dependencies": {
-    "@uci/base": "^0.1.30",
+    "@uci/base": "^0.1.31",
     "@uci-utils/logger": "^0.0.15"
   },
   "devDependencies": {

src/device.js

@@ -28,20 +28,18 @@ class I2CDevice extends Base {
     this.channel = +opts.channel // if using TAC9546A channel number on which device is attached
     this.bus = this.bindFuncs(commands)
     this._s.ack = async (packet) => { return  Object.assign(packet,await this.bus.ack()) } // give socket access to bus.ack
-  }
-
-  async init() {
-    let res = await super.init()
-    if (res.errors) return {error: res.errors, msg:'socket initialization', }
-    res = await this.bus.ack()
-    let socket = this.getSocket('bus').opts
-    let connection = socket.path || socket.host + ':' + socket.port
-    if (!res.ack) {
-      let err ={error:'ack', res:res, socket:socket, method:'init', line:38, connection:connection, address:this.address, msg:`no bus or device on bus at address ${this.address}=0x${this.address.toString(16)}`}
-      log.error(err)
-      return err
-    }
-    return res
+    this.getSocket('bus').on('connection:socket',async ev=>{
+      if (ev.state==='connected') {
+        let res = await this.bus.ack()
+        // console.log('bus address ack was', res.ack)
+        let socket = this.getSocket('bus').opts
+        let connection = socket.path || socket.host + ':' + socket.port
+        if (!res.ack) {
+          let err ={level:'fatal', res:res, socket:socket, method:'i2c-device', line:37, connection:connection, address:this.address, msg:`no bus or device on bus at address ${this.address}=0x${this.address.toString(16)}`}
+          this.emit('log', err)
+        } else  this.emit('ready:i2c',{bus:socket, connection:connection})
+      }
+    })
   }
 
   // TODO enable mux board channel set