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calc.html
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>网格爆仓计算器</title>
<script src="https://cdn.staticfile.org/jquery/1.10.2/jquery.min.js"></script>
<!-- 引入 echarts.js -->
<script src="https://cdn.staticfile.org/echarts/4.3.0/echarts.min.js"></script>
<style>
li{ display:inline}
</style>
</head>
<body>
<!-- 为ECharts准备一个具备大小（宽高）的Dom -->
<div id="main1" ><table id="main" border="1">
<tr>
<td><a>币的名称:</a><td>
<td><input id="tokenname" value="GMT"></input></td>
</tr>
<tr>
<td><a>开仓价格:</a><td>
<td><input id="htmlopenprice" value="2.29"></input></td>
</tr>
<tr>
<td><a>网格下限价格</a><td>
<td><input id="htmlpricelow" value="1.2"></input></td>
</tr>
<tr>
<td><a>网格上限价格</a><td>
<td><input id="htmlpricehigh" value="3.6"></input></td>
</tr>
<tr>
<td><a>网格数量</a><td>
<td><input id="htmlgridnumber" value="100"></input></td>
</tr>
<tr>
<td><a>杠杆倍数</a><td>
<td><input id="htmlleverage" value="20"></input></td>
</tr>
<tr>
<td><a>开仓投入U数量</a><td>
<td><input id="htmlusdnumber" value="10000"></input></td>
</tr>
<tr>
<td><a>保证金数量</a><td>
<td><input id="htmluseusdnumber" value="10000"></input></td>
</tr>
<tr>
<td><a>最小开仓张数</a><td>
<td><input id="htmlminCoinNumber" value="1"></input></td>
</tr>
<tr>
<td><a>最小开仓张数有几位小数</a><td>
<td><input id="htmlminxiaoshudian" value="0"></input></td>
</tr>
<tr>
<td><a>手续费</a><td>
<td><input id="htmlc_rate" value="0.0002"></input></td>
</tr>
</table ></div>
<button type="button" onclick=calc() style="width:100px;height:50px">提交</button>
<br>
<div id="log" width="600" height="600"></div>
<script type="text/javascript">
//网格类，用于计算该网格的在某个价格下亏损多少钱
class Grid {
//构造函数
constructor(nCoinNumber, price,c_rate, openprice) {
this.nCoinNumber = nCoinNumber;//类中变量
this.price = price;
this.c_rate = c_rate;
this.openprice = openprice;
if(price<openprice)
{
this.blong = true;
}
else
{
this.blong = false;
}
}
//类中函数
Getlost(nowprice) {
if(this.blong == true)
{
if(nowprice>this.price)
{
this.nLost =0;
return 0;
}
this.nLost = (this.price -nowprice)*this.nCoinNumber + this.nCoinNumber*this.price*this.c_rate;
return this.nLost;
}
else
{
if(nowprice<this.price)
{
this.nLost =0;
return 0;
}
this.nLost = (nowprice-this.price )*this.nCoinNumber + this.nCoinNumber*this.price*this.c_rate;
return this.nLost;
}
}
}
/*参数
*开仓价格 openprice
*网格上限 pricelow
*网格下限 pricehigh
*网格数量 gridnumber
*杠杆倍数 leverage
*开仓投入U数量 usdnumber
*保证金数量 useusdnumber 可以决定补仓，比如初始投入1万U，我后面快爆了又投入1万U，这个时候就有2万U的保证金
*等差等比网格 暂时只支持等差网格
*最小开仓张数 minCoinNumber
*最小开仓张数有几位小数 minxiaoshudian
*手续费 c_rate
*/
/*
openprice = 2.29;
pricelow = 1.2;
pricehigh = 3.6;
gridnumber = 100;
leverage = 20;
usdnumber =10000;
useusdnumber = 20000;
c_rate = 2/10000;
minCoinNumber = 1;
minxiaoshudian = 0;*/
function calc()
{
openprice = Number(htmlopenprice.value);
pricelow = Number(htmlpricelow.value);
pricehigh = Number(htmlpricehigh.value);
gridnumber = Number(htmlgridnumber.value);
leverage = Number(htmlleverage.value);
usdnumber = Number(htmlusdnumber.value);
useusdnumber = Number(htmluseusdnumber.value);
c_rate = Number(htmlc_rate.value);
minCoinNumber = Number(htmlminCoinNumber.value);
minxiaoshudian = Number(htmlminxiaoshudian.value);
CreateGrid(openprice,pricelow,pricehigh,gridnumber,leverage,usdnumber,useusdnumber,c_rate,minCoinNumber,minxiaoshudian);
}
//这里暂时用的小币种，最小开一张合约这种。如果比特币之类的要调整
//实际计算代码
function CreateGrid(openprice,pricelow,pricehigh,gridnumber,leverage,usdnumber,useusdnumber,c_rate,minCoinNumber,minxiaoshudian)
{
//debugger;
var GridList= []
var nprice = (pricehigh -pricelow)/gridnumber;
nprice = nprice.toFixed(4)
var nCoinNumber = (leverage*usdnumber/(gridnumber*openprice));
if(nCoinNumber<minCoinNumber)
{
console.log("保证金太少，无法开网格");
}
nCoinNumber = nCoinNumber.toFixed(minxiaoshudian)
//开仓的时候靠近网格的一格不开
var nmid = parseInt((openprice - pricelow)/nprice);
var lowmid = openprice - pricelow - nmid*nprice;
var highmid =pricelow + (nmid+1)*nprice - openprice;
var missmid = nmid;
if(highmid < lowmid)
{
missmid = nmid+1;
}
for(i=0;i<gridnumber+1;i++)
{
if(i== missmid)
{
continue;
}
var grid =new Grid(nCoinNumber,pricelow + i*nprice,c_rate,openprice);
GridList.push(grid);
}
console.log("------------------------------------------------------");
var nowprice = openprice;
while(nowprice>0)
{
var los = 0;
for(i=0;i<gridnumber;i++)
{
var grid = GridList[i];
los =los + grid.Getlost(nowprice);
}
if(los > useusdnumber)
{
console.log("开仓信息:")
console.log("开仓价格:" + openprice);
console.log("网格最低价：" + pricelow);
console.log("网格最高价：" + pricehigh);
console.log("网格数量：" + gridnumber);
console.log("网格杠杆：" + leverage + "x");
console.log("网格开仓金额" + usdnumber +"usd");
console.log("网格保证金金额" + useusdnumber + "usd");
console.log("当价格低于" + nowprice+"时，爆仓");
break;
}
nowprice = nowprice - 0.0001;
}
console.log("------------------------------------------------------");
nowprice = openprice;
while(nowprice>0)
{
var los = 0;
for(i=0;i<gridnumber;i++)
{
var grid = GridList[i];
los =los + grid.Getlost(nowprice);
}
if(los > useusdnumber)
{
console.log("开仓信息:")
console.log("开仓价格:" + openprice);
console.log("网格最低价：" + pricelow);
console.log("网格最高价：" + pricehigh);
console.log("网格数量：" + gridnumber);
console.log("网格杠杆：" + leverage+ "x");
console.log("网格开仓金额" + usdnumber +"usd");
console.log("网格保证金金额" + useusdnumber + "usd");
console.log("当价格大于" + nowprice+"时，爆仓");
break;
}
nowprice = nowprice + 0.0001;
}
console.log("------------------------------------------------------");
}
(function () {
var old = console.log;
var logger = document.getElementById('log');
console.log = function (message) {
if (typeof message == 'object') {
logger.innerHTML += (JSON && JSON.stringify ? JSON.stringify(message) : message) + '<br />';
} else {
logger.innerHTML += message + '<br />';
}
}
})();
</script>
</body>
</html>