mirror of https://github.com/status-im/op-geth.git
Updated coin
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obscuren
parent
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commit
16a04e64f2
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@ -7,7 +7,7 @@
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</head>
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<body>
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<h1>JevCoin</h1>
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<h1>JevCoin <code id="address"></code></h1>
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<div>
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<strong>Balance</strong>
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<span id="balance"></strong>
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@ -20,7 +20,11 @@
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<button onclick="transact()">Send</button>
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</div>
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<hr>
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<table width="100%" id="table">
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<tr><td style="width:40%;">Address</td><td>Balance</td></tr>
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<tbody id="table_body"></tbody>
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</table>
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</body>
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@ -29,9 +33,8 @@
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var web3 = require('web3');
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var eth = web3.eth;
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web3.setProvider(new
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web3.providers.HttpSyncProvider('http://localhost:8545'));
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var desc = [{
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web3.setProvider(new web3.providers.HttpSyncProvider('http://localhost:8545'));
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var desc = [{
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"name": "balance(address)",
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"type": "function",
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"inputs": [{
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@ -55,57 +58,90 @@
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}],
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"outputs": []
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}, {
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"name":"Changed",
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"name":"changed",
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"type":"event",
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"inputs": [
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{"name":"to","type":"address","indexed":true},
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{"name":"amount","type":"uint256","indexed":false},
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{"name":"from","type":"address","indexed":true},
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],
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}];
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var address = web3.db.get("jevcoin", "address");
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if( address.length == 0 ) {
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var code = "0x60056011565b60b88060356000396000f35b64e8d4a51000600033600160a060020a0316600052602052604060002081905550560060e060020a6000350480637bb98a68146028578063d0679d34146034578063e3d670d714604657005b602e60b3565b60006000f35b60406004356024356059565b60006000f35b604f6004356091565b8060005260206000f35b8060005281600160a060020a03167fb52dda022b6c1a1f40905a85f257f689aa5d69d850e49cf939d688fbe5af594660206000a25050565b6000600082600160a060020a03166000526020526040600020549050919050565b5b60008156";
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address = web3.eth.transact({
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data: code,
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gasPrice: "1000000000000000",
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gas: "10000",
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});
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web3.db.put("jevcoin", "address", address);
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}
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var address = localStorage.getItem("address");
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// deploy if not exist
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if (address == null) {
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var code = "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";
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address = web3.eth.transact({
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data: code,
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gasPrice: "1000000000000000",
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gas: "10000",
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});
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localStorage.setItem("address", address);
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}
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document.querySelector("#address").innerHTML = address.toUpperCase();
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var contract = web3.eth.contract(address, desc);
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contract.Changed({to: "0xaa"}).changed(function(e) {
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console.log("e: " + JSON.stringify(e));
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contract.changed({from: eth.accounts[0]}).changed(function() {
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refresh();
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});
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eth.watch('chain').changed(function() {
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refresh();
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});
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contract.send( "0xaa", 10000 );
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function reflesh() {
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document.querySelector("#balance").innerHTML = contract.balance(eth.coinbase);
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var table = document.querySelector("#table");
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function refresh() {
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document.querySelector("#balance").innerHTML = contract.balance(eth.coinbase);
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var table = document.querySelector("#table_body");
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table.innerHTML = ""; // clear
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var storage = eth.storageAt(address);
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table.innerHTML = "";
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for( var item in storage ) {
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table.innerHTML += "<tr><td>"+item+"</td><td>"+web3.toDecimal(storage[item])+"</td></tr>";
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table.innerHTML += "<tr><td>"+item.toUpperCase()+"</td><td>"+web3.toDecimal(storage[item])+"</td></tr>";
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}
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}
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function transact() {
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var to = document.querySelector("#address").value;
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if( to.length == 0 ) {
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to = "0x4205b06c2cfa0e30359edcab94543266cb6fa1d3";
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} else {
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to = "0x"+to;
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}
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if( to.length == 0 ) {
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to = "0x4205b06c2cfa0e30359edcab94543266cb6fa1d3";
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} else {
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to = "0x"+to;
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}
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var value = parseInt( document.querySelector("#amount").value );
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contract.transact({gas: "10000", gasprice: eth.gasPrice}).send( to, value );
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contract.send( to, value );
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}
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reflesh();
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refresh();
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</script>
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</html>
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<!--
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contract JevCoin {
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function JevCoin()
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{
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balances[msg.sender] = 1000000;
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}
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event changed(address indexed from, address indexed to);
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function send(address to, uint value)
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{
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if( balances[msg.sender] < value ) return;
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balances[msg.sender] -= value;
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balances[to] += value;
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changed(msg.sender, to);
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}
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function balance(address who) constant returns(uint t)
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{
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t = balances[who];
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}
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mapping(address => uint256) balances;
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}
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-!>
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