iotkit/data/components/eabb131d-8fd1-43a8-88d9-a198abfd3d42/component.js

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var md5=this.md5;
/**
    网关上线
    订阅：/sys/hbtgIA0SuVw9lxjB/AA:BB:CC:DD:10/c/#

    子设备注册：
    /sys/hbtgIA0SuVw9lxjB/AA:BB:CC:DD:10/s/register
    {
        "id": "6",
        "params":{
            "productKey":"Rf4QSjbm65X45753",
            "deviceName":"ABC12400001",
            "model":"S1"
        }
    }
    子设备上线
    订阅：/sys/Rf4QSjbm65X45753/ABC12400001/c/#

    数据上报：
    /sys/Rf4QSjbm65X45753/ABC12400001/s/event/property/post
    {
        "id": "6",
        "params":{
            "powerstate": 1
        }
    }
     */

var registered={};

function getPkDn(clientId){
  var arr=clientId.split("_");
  return {
	pk:arr[0],
	dn:arr[1]
  };
}

function register(payload){
  var auth= JSON.parse(payload);
  var arr= auth.clientid.split("_");
  if(arr.length<3){
	throw new Error("incorrect clientid");
  }

  var pk=arr[0];
  var dn=arr[1];
  var model=arr[2];
  var pwd=md5("xdkKUymrEGSCYWswqCvSPyRSFvH5j7CU"+auth.clientid);
  if(pwd!=auth.password){
	throw new Error("incorrect password");
  }
  return {
	type:"register",
	data:{
	  productKey:pk,
	  deviceName:dn,
	  model:model
	}
  };
}

function subRegister(topic,parent,payload){
  var params= payload.params;
  var reply=
	  {
		productKey:parent.productKey,
		deviceName:parent.deviceName,
		mid:"0",
		content:{
		  topic:topic.replace("/s/","/c/")+"_reply",
		  payload:JSON.stringify({
			id:payload.id,
			code:0,
			data:{
			  "productKey":params.productKey,
			  "deviceName":params.deviceName
			}
		  })
		}
	  };

  return {
	type:"register",
	data:{
	  productKey:parent.productKey,
	  deviceName:parent.deviceName,
	  subDevices:[{
		productKey:params.productKey,
		deviceName:params.deviceName,
		model:params.model
	  }]
	},
	action:{
	  type:"ack",
	  content:JSON.stringify(reply)
	}
  };
}

function deviceStateChange(head,clientId,state){
  var topic=head.topic;
  var device=getPkDn(clientId);

  var arr= topic.split('/');
  if(arr.length<6){
	throw new Error("incorrect topic")
  }

  var pk=arr[2];
  var dn=arr[3];
  return {
	type:"state",
	data:{
	  productKey:pk,
	  deviceName:dn,
	  state:state,
	  parent:{
		productKey:device.pk,
		deviceName:device.dn,
	  }
	}
  }
}

function disconnect(clientId){
  var device=getPkDn(clientId);
  return {
	type:"state",
	data:{
	  productKey:device.pk,
	  deviceName:device.dn,
	  state:"offline"
	}
  }
}

//必须提供onReceive方法
this.onReceive=function(head,type,payload){
  if(type=='auth'){
	return register(payload);
  }

  if(type=='subscribe'){
	return deviceStateChange(head,payload,'online');
  }

  if(type=='unsubscribe'){
	return deviceStateChange(head,payload,'offline');
  }

  if(type=='disconnect'){
	return disconnect(payload);
  }

  var topic=head['topic'];
  if(!topic){
	throw new Error("topic is blank")
  }

  var arr= topic.split('/');
  if(arr.length<6){
	throw new Error("incorrect topic")
  }
  var pk=arr[2];
  var dn=arr[3];
  payload=JSON.parse(payload);

  //子设备注册
  if(topic.endsWith('/register')){
	return subRegister(topic,{productKey:pk,deviceName:dn},payload);
  }

  //数据上报
  return {
	type:"report",
	data:{
	  productKey:pk,
	  deviceName:dn,
	  mid:payload.id,
	  content:{
		topic:topic,
		payload:payload
	  }
	}
  }
}

this.onRegistered=function(regInfo,result){
}