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index.html
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<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Data</title>
<link rel="stylesheet" href="style/css/bootstrap.min.css">
<script src="style/js/jquery.min.js"></script>
<script src="style/js/bootstrap.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/web3@latest/dist/web3.min.js"></script>
<script src="https://unpkg.com/@metamask/detect-provider/dist/detect-provider.min.js"></script>
<script src="abi/abi.js" type="text/javascript" charset="utf-8"></script>
<script src="abi/getpairs.js" type="text/javascript" charset="utf-8"></script>
<script src="abi/nftAbi.js" type="text/javascript" charset="utf-8"></script>
<style>
.row{
margin-top: 10px;
}
</style>
</head>
<body>
<div class="container" style="width: 600px;">
<div class="row" style="text-align: center">
<h1> DATA</h1>
</div>
<div class="row">
<div class="col-md-12">
<input class="btn btn-primary btn-block" type="submit" value="登录" id="login" onclick="login()">
</div>
</div>
</div>
<div class="container" style="width: 600px;margin-top: 10px">
<div class="row">
<div class="col-md-12">
<div class="form-group form-group-sm">
<label class="col-sm-2 control-label" for="address_from">你的地址</label>
<span></span>
<div class="col-sm-10">
<input class="form-control" type="text" id="address_from" placeholder="你的地址" disabled >
</div>
</div>
</div>
</div>
<div class="row">
<div class="col-md-12">
<div class="form-group form-group-sm">
<label class="col-sm-2 control-label" for="contract_address">合约地址</label>
<span></span>
<div class="col-sm-10">
<input class="form-control" type="text" id="contract_address" placeholder="合约地址" >
</div>
</div>
</div>
</div>
<div class="row">
<div class="col-md-12">
<div class="form-group form-group-sm">
<label class="col-sm-2 control-label" for="contract_address">方法名</label>
<span></span>
<div class="col-sm-10">
<input class="form-control" type="text" id="fname" placeholder="fun()" >
</div>
</div>
</div>
</div>
<div class="container" style="width: 600px;margin-top: 10px" id="balanceforblind"> </div>
<div class="row">
<div class="col-md-12">
<input class="btn btn-primary btn-block" type="submit" value="获取参数" onclick="fun()" >
</div>
</div>
<div id="data"></div>
<div class="row">
<div class="col-md-12">
<input class="btn btn-primary btn-block" type="submit" value="write" onclick="writeC()" >
</div>
</div>
<div class="row">
<div class="col-md-12">
<input class="btn btn-primary btn-block" type="submit" value="read" onclick="read()" >
</div>
</div>
<div class="container" style="width: 600px;margin-top: 10px" id="send-tx"> </div>
<div class="container" style="width: 600px;margin-top: 10px" id="read-tx"> </div>
<div class="row">
<div class="col-md-12">
<div class="form-group form-group-sm">
<label class="col-sm-2 control-label" for="typesArray">typesArray</label>
<span></span>
<div class="col-sm-10">
<input class="form-control" type="text" id="typesArray" value='["uint256"]'>
</div>
</div>
</div>
</div>
<div class="row">
<div class="col-md-12">
<div class="form-group form-group-sm">
<label class="col-sm-2 control-label" for="hexString">hexString</label>
<span></span>
<div class="col-sm-10">
<input class="form-control" type="text" id="hexString" value="0x00000000000000000000000000000000000000000000021e19e0c9bab2400000">
</div>
</div>
</div>
</div>
<div class="row">
<div class="col-md-12">
<input class="btn btn-primary btn-block" type="submit" value="decodeParameters" onclick="decodeParameters()" >
</div>
</div>
<div class="container" style="width: 600px;margin-top: 10px" id="hexStringTo"> </div>
<!--<div class="row">-->
<!-- <div class="col-md-12">-->
<!-- <div class="form-group form-group-sm">-->
<!-- <label class="col-sm-2 control-label" for="hexString">16进制</label>-->
<!-- <span></span>-->
<!-- <div class="col-sm-10">-->
<!-- <input class="form-control" type="text" id="hex" value="">-->
<!-- </div>-->
<!-- </div>-->
<!-- </div>-->
<!--</div>-->
<!--<div class="row">-->
<!-- <div class="col-md-12"> -->
<!-- <input class="btn btn-primary btn-block" type="submit" value="16进制转10进制" onclick="hexToInt()" >-->
<!-- </div>-->
<!--</div>-->
</div>
<!--<div class="container" style="width: 600px;margin-top: 10px" id="account-list">-->
<!--</div>-->
<script>
const desiredNetwork = '56';
var web3 = new Web3();
var okt_t_e ="https://www.oklink.com/okexchain-test/";
var ropsten_e = "https://ropsten.etherscan.io/";
var rinkeby_e = "https://rinkeby.etherscan.io/";
var bsc_e ="https://bscscan.com/"
const desiredNetwork_16 = '0x3';
login();
async function login(){
console.log('login')
if (typeof window.ethereum.isMetaMask === 'undefined') {
alert('看起来您需要一个 Dapp 浏览器才能开始使用。')
alert('请安装 MetaMask！')
}else{
ethereum.request({ method: 'eth_requestAccounts' }).catch(function (reason) {
if (reason.code == 4001 ) {
alert('请同意连接 MetaMask,才能继续使用！');
return;
} else {
alert('哦！NO, 好像发生了点意外。别着急, 我们很快修复它')
return;
}
}).then(function (accounts) {
console.log('account',accounts)
// if (ethereum.networkVersion !== desiredNetwork) {
// var switch_status = switchEthereumChain(desiredNetwork_16).then(result=>{
// console.log(result);
// })
// }abi
const account = accounts[0]
//alert('登录成功');
// console.log("success");
$("#login-address").html("账户地址"+account);
$("#address_from").val(account);
$("#balance_address").val(account);
$("#login").val("已登录");
// var _provider = _detectEthereumProvider().then(result=>{
// console.log("provider");
// console.log(result);
// if (result !== window.ethereum) {
// console.error('Do you have multiple wallets installed?');
// }else{
// provider = result;
// }
// });
console.log(window.ethereum);
})
}
}
async function read(){
var contract_address = $("#contract_address").val();
var address_from = $("#address_from").val();
// var data =$("#data").val();
var data = datasha3();
if(!address_from){
alert("请先连接钱包");
return false;
}
console.log(data);
var eth_read = eth_call(contract_address , address_from , data).then(result=>{
console.log(result);
$("#read-tx").html(result);
$("#hexString").val(result);
})
//console.log(web3.utils.toDecimal(0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff))
}
async function writeC(){
var contract_address = $("#contract_address").val();
var address_from = $("#address_from").val();
// var data =$("#data").val();
var data = datasha3();
if(!address_from){
alert("请先连接钱包");
return false;
}
console.log(data);
var eth_write = eth_sendTransaction(contract_address , address_from , data).then(txHash=>{
console.log(txHash);
$("#send-tx").html("交易哈希TX："+ bsc_e +"tx/" + txHash);
})
}
function fun(){
//alert(1);
var fname = $("#fname").val();
var re = /\([^\)]+\)/g;
fname = fname.match(re)[0];
fname = fname.substring(1,fname.length-1);
var fundata =fname.split(",");
$('.datadiv').remove();
for(var index in fundata){
//console.log(index+"参数是"+fundata[index]);
$('#data').before("<div class='row datadiv'><div class='col-md-12'><div class='form-group form-group-sm'><label class='col-sm-2 control-label'>"+fundata[index]+ "</label><span></span><div class='col-sm-10'><input class='form-control datainput' type='text' id='data"+ index +"' data-for='"+ fundata[index] +"'></div></div></div></div>");
}
}
function datasha3(){
var dlength = $(".datainput").length;
var fname = $("#fname").val();
var data = web3.utils.sha3(fname).substring(0,10);
if(dlength > 0){
var re = /\([^\)]+\)/g;
fname = fname.match(re)[0];
fname = fname.substring(1,fname.length-1);
var fundata =fname.split(",");
console.log(fundata);
for(i = 0 ; i < dlength; i++){
var date_start = $("#data"+i).val();
var data_att = fundata[i];
console.log(date_start)
console.log(data_att)
// alert(date_start);
// alert(data_att);
if(data_att == "address"){
date_end = web3.eth.abi.encodeParameter('address', date_start);
date_end = padLeft(date_end.substring(2));
}else if( data_att == "uint256"){
date_end = web3.eth.abi.encodeParameter('uint256', date_start);
date_end = padLeft(date_end.substring(2));
}else if( data_att == "bool"){
date_end = web3.eth.abi.encodeParameter('uint256', date_start);
date_end = padLeft(date_end.substring(2));
}else if(data_att == "string"){
date_end = web3.eth.abi.encodeParameter('string', date_start);
date_end = padLeft(date_end.substring(2));
}else if(data_att == "address[]"){
date_end = web3.eth.abi.encodeParameter('address[]', JSON.parse(date_start));
date_end = padLeft(date_end.substring(2));
}else if(data_att == "uint256[]"){
date_end = web3.eth.abi.encodeParameter('uint256[]', JSON.parse(date_start));
date_end = padLeft(date_end.substring(2));
}else if(data_att == "bool[]"){
date_end = web3.eth.abi.encodeParameter('bool[]', JSON.parse(date_start));
date_end = padLeft(date_end.substring(2));
}
console.log(date_end)
data = data + date_end;
}
}
return data;
}
async function decodeParameters(){
//console.log(nftAbi);
var hexString = $("#hexString").val();
var typesArray = $("#typesArray").val();
typesArray = JSON.parse(typesArray);
console.log(typesArray);
console.log(hexString);
var result = web3.eth.abi.decodeParameters(typesArray, hexString);
$("#hexStringTo").empty();
$.each(result, function(key, value) {
$('#hexStringTo').append($('<p>').text(key + ': ' + value));
});
console.log(result);
}
function toHex(toHex_value){
return web3.utils.toHex(toHex_value);
}
function padLeft(oldvalue){
return web3.utils.padLeft(oldvalue, 64);
}
function utf8ToHex(string){
return web3.utils.utf8ToHex(string);
}
// // 参数补齐64位
// function changeDecimalBuZero(str, length){
// str = str.slice(2);
// // if(str.substring(0, 2) == "0x"){}
// return (Array(length).join('0') + str).slice(-length);
// }
async function eth_call(contract_address,address_from,data){
try {
var eth_call = await ethereum.request({
method: 'eth_call',
params: [
{
"from": address_from,
"to": contract_address,
"data": data,
},"latest"]
});
return eth_call;
} catch (error) {
console.error(error);
}
}
async function eth_sendTransaction(contract_address,address_from,data){
try {
const eth_sendTransaction = await ethereum.request({
method: 'eth_sendTransaction',
params: [
{
"from": address_from,
"to": contract_address,
"data": data,
},"latest"]
});
return eth_sendTransaction;
} catch (error) {
if (error.code == 4001 ) {
alert('请在 MetaMask 确认,才能继续使用！');
return;
} else {
alert('哦！NO, 好像发生了点意外。别着急, 我们很快修复它')
return;
}
console.error(error);
}
}
async function switchEthereumChain(chainId){
try {
await ethereum.request({
method: 'wallet_switchEthereumChain',
params: [{ chainId: desiredNetwork_16 }],
});
} catch (switchError) {
// This error code indicates that the chain has not been added to MetaMask.
if (error.code === 4902) {
alert("Please add the corresponding node information first");
return;
}
}
}
function hexToInt() {
var hex = $("#hex").val();
console.log(hex);
}
</script>
</body>
</html>