MqttDemo/common/protoMap.js

import {
	common,
	user
} from '../proto/bundle.js';

const protoMap = {
	1005: user.login_req,//登录请求
	1006: user.login_rsp,//登录返回
}


function getMsgWebsocket(version, server, servant, buffer) {
	return common.MsgWebsocket.create({
		version: version,
		app: 1,
		server: server,
		servant: servant,
		data: buffer,
	})
}

function getRequestBuffer(request, buffer) {
	let requestMessage = getMsgWebsocket(1, request.server, request.servant, buffer)
	let requestBuffer = common.MsgWebsocket.encode(requestMessage).finish()
	return new Uint8Array([...requestBuffer]).buffer
}

function getResponseDataBuf(response) {
	let resBuf = Buffer.from(response.data)
	let resMessage = common.MsgWebsocket.decode(resBuf)
	return resMessage.data
}


function requestEncode(request) { //请求的编码
	let RequestMessage = protoMap[request.servant]
	let requestMsgObj = RequestMessage.create(request.data)
	console.log(requestMsgObj);
	let buffer = RequestMessage.encode(requestMsgObj).finish()
	//返回请求的ArrayBuffer
	return getRequestBuffer(request, buffer)
}

function responseDecode(response) { //响应的解码
	let resBuf = Buffer.from(response.data)
	let resMessage = common.MsgWebsocket.decode(resBuf)
	let rspBuf = resMessage.data

	let ResponseMessage = protoMap[resMessage.servant]

	let rspMsgObj = ResponseMessage.decode(rspBuf)
	console.log(rspMsgObj);
	let obj = ResponseMessage.toObject(rspMsgObj, {
		longs: String,
		enums: String,
	})
	return obj

}



module.exports = {
	requestEncode,
	responseDecode,
}