ptSend/router/index.js

70 lines
1.9 KiB
JavaScript

const Router = require("koa-router")
const { getQqListData } = require("../util/getList/qq")
const KoaSSEStream = require('koa-sse-stream');
const { dowload } = require("../util/download");
const { addDownList, getDownList, setDownState } = require("../util/sql/download");
const dayjs = require("dayjs")
const router = new Router()
// const dowloadlist = []
router.get("/getQqList",async (ctx)=>{
let url = ctx.query.url
let list = await getQqListData(url)
ctx.body = list
})
router.get("/startDown",async (ctx)=>{
let title = ctx.query.title
let url = ctx.query.url
let save = ctx.query.save
// dowloadlist.push({
// title,url,save
// })
// startDown()
addDownList(title,url,save,new Date().getTime(),0)
ctx.body={
code:0,
msg:"添加成功"
}
})
// 连接池
const clientList = [];
// koa-sse-stream 配置
const SSE_CONF = {
maxClients: 5, // 最大连接数
pingInterval: 40000 // 重连时间
}
router.get('/msg', KoaSSEStream(SSE_CONF), ctx => {
// 每次连接会进行一个 push
clientList.push(ctx.sse);
if(clientList.length > 5){
// 超过5个删除最开始的一个
// todo 浏览器关闭后自动检测删除
clientList.shift()
}
})
let start = false
function startDown(data){
start = true
dowload(data,async (data2,isok)=>{
let name = data2.title
clientList.forEach((i)=>{
i.send(isok ? `${name}下载完成` : data2 )
})
if(isok){
// dowloadlist.shift()
await setDownState(data.id,1)
start = false
}
})
}
setInterval(async ()=>{
let dowloadlist = await getDownList()
console.log(dowloadlist)
if(dowloadlist.length != 0 && !start){
startDown(dowloadlist[0])
}else if(dowloadlist.length == 0){
start = false
}
},1000)
module.exports = router