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Merge pull request #461 from PolymathNetwork/CLI-improvements
[CLI] Time travel on development network
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Original file line number | Diff line number | Diff line change |
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const moment = require('moment'); | ||
const chalk = require('chalk'); | ||
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function jumpToTime(timestamp) { | ||
const id = Date.now(); | ||
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return new Promise((resolve, reject) => { | ||
web3.currentProvider.send( | ||
{ | ||
jsonrpc: "2.0", | ||
method: "evm_mine", | ||
params: [timestamp], | ||
id: id | ||
}, | ||
(err, res) => { | ||
return err ? reject(err) : resolve(res); | ||
} | ||
); | ||
}); | ||
} | ||
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async function increaseTimeByDate(toTime) { | ||
if (await web3.eth.net.getId() === 15) { | ||
if (toTime.isValid()) { | ||
let currentTime = (await web3.eth.getBlock('latest')).timestamp; | ||
if (toTime.unix() > currentTime) { | ||
await jumpToTime(toTime.unix()); | ||
currentTime = (await web3.eth.getBlock('latest')).timestamp; | ||
console.log(chalk.gree(`Current datetime is ${currentTime} or ${moment.unix(currentTime).format("MM/DD/YYYY HH:mm:ss")}`)); | ||
} else { | ||
console.log(chalk.red(`It is not possible to go back in time. Please try again with a time in the future to travel to`)); | ||
} | ||
} else { | ||
console.log(chalk.red(`Date format is not valid. Please use a valid Unix epoch time`)); | ||
} | ||
} else { | ||
console.log(chalk.red(`Time traveling is only possible over develpment network`)); | ||
} | ||
} | ||
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function increaseTimeByDuration(duration) { | ||
let currentTime = moment().unix(); | ||
let toTime = currentTime.add(duration, "seconds"); | ||
return increaseTimeByDate(toTime); | ||
} | ||
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function increaseTimeToDate(date) { | ||
var toDate = moment(date, ['MM-DD-YYYY', 'MM-DD-YYYY HH:mm:ss']); | ||
return increaseTimeByDate(toDate); | ||
} | ||
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function increaseTimeToEpochDate(epochDate) { | ||
var toTime = moment.unix(epochDate); | ||
return increaseTimeByDate(toTime); | ||
} | ||
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module.exports = { increaseTimeByDuration, increaseTimeToDate, increaseTimeToEpochDate }; | ||
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