forked from 15Dkatz/build-ethereum-from-scratch
/
api-test.js
112 lines (95 loc) · 2.85 KB
/
api-test.js
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const request = require('request');
const { OPCODE_MAP } = require('./interpreter');
const { STOP, ADD, PUSH, STORE, LOAD } = OPCODE_MAP;
const BASE_URL = 'http://localhost:3000';
const postTransact = ({ code, to, value, gasLimit }) => {
return new Promise((resolve, reject) => {
request(`${BASE_URL}/account/transact`, {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ code, to, value, gasLimit })
},(error, response, body) => {
return resolve(JSON.parse(body));
});
});
}
const getMine = () => {
return new Promise((resolve, reject) => {
setTimeout(() => {
request(`${BASE_URL}/blockchain/mine`, (error, response, body) => {
return resolve(JSON.parse(body));
});
}, 3000);
});
}
const getAccountBalance = ({ address } = {}) => {
return new Promise((resolve, reject) => {
request(
`${BASE_URL}/account/balance` + (address ? `?address=${address}` : ''),
(error, response, body) => {
return resolve(JSON.parse(body));
}
);
});
}
let toAccountData;
let smartContractAccountData;
postTransact({})
.then(postTransactResponse => {
console.log(
'postTransactResponse (Create Account Transaction)',
postTransactResponse
);
toAccountData = postTransactResponse.transaction.data.accountData;
return getMine();
}).then(getMineResponse => {
console.log('getMineResponse', getMineResponse);
return postTransact({ to: toAccountData.address, value: 20 });
})
.then(postTransactResponse2 => {
console.log(
'postTransactResponse2 (Standard Transaction)',
postTransactResponse2
);
const key = 'foo';
const value = 'bar';
const code = [PUSH, value, PUSH, key, STORE, PUSH, key, LOAD, STOP];
return postTransact({ code });
})
.then(postTransactResponse3 => {
console.log(
'postTransactResponse3 (Smart Contract)',
postTransactResponse3
);
smartContractAccountData = postTransactResponse3
.transaction
.data
.accountData;
return getMine();
})
.then(getMineResponse2 => {
console.log('getMineResponse2', getMineResponse2);
return postTransact({
to: smartContractAccountData.codeHash,
value: 0,
gasLimit: 100
});
})
.then(postTransactResponse4 => {
console.log(
'postTransactResponse4 (to the smart contract)',
postTransactResponse4
);
return getMine();
})
.then(getMineResponse3 => {
console.log('getMineResponse3', getMineResponse3);
return getAccountBalance();
})
.then(getAccountBalanceResponse => {
console.log('getAccountBalanceResponse', getAccountBalanceResponse);
return getAccountBalance({ address: toAccountData.address });
})
.then(getAccountBalanceResponse2 => {
console.log('getAccountBalanceResponse2', getAccountBalanceResponse2);
});