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import * as Log from '../build/output/log'
import createSpinner from './spinner'
function divideSegments(number: number, segments: number): number[] {
const result = []
while (number > 0 && segments > 0) {
const dividedNumber =
number < segments ? number : Math.floor(number / segments)
number -= dividedNumber
segments--
result.push(dividedNumber)
}
return result
}
export const createProgress = (total: number, label: string) => {
const segments = divideSegments(total, 4)
if (total === 0) {
throw new Error('invariant: progress total can not be zero')
}
let currentSegmentTotal = segments.shift()
let currentSegmentCount = 0
let lastProgressOutput = Date.now()
let curProgress = 0
let progressSpinner = createSpinner(`${label} (${curProgress}/${total})`, {
spinner: {
frames: [
'[ ]',
'[= ]',
'[== ]',
'[=== ]',
'[ ===]',
'[ ==]',
'[ =]',
'[ ]',
'[ =]',
'[ ==]',
'[ ===]',
'[====]',
'[=== ]',
'[== ]',
'[= ]',
],
interval: 200,
},
})
const run = () => {
curProgress++
// Make sure we only log once
// - per fully generated segment, or
// - per minute
// when not showing the spinner
if (!progressSpinner) {
currentSegmentCount++
if (currentSegmentCount === currentSegmentTotal) {
currentSegmentTotal = segments.shift()
currentSegmentCount = 0
} else if (lastProgressOutput + 60000 > Date.now()) {
return
}
lastProgressOutput = Date.now()
}
const isFinished = curProgress === total
const message = `${label} (${curProgress}/${total})`
if (progressSpinner && !isFinished) {
progressSpinner.setText(message)
} else {
progressSpinner?.stop()
if (isFinished) {
Log.event(message)
} else {
Log.info(`${message} ${process.stdout.isTTY ? '\n' : '\r'}`)
}
}
}
const clear = () => {
if (
progressSpinner &&
// Ensure only reset and clear once to avoid set operation overflow in ora
progressSpinner.isSpinning
) {
progressSpinner.prefixText = '\r'
progressSpinner.text = '\r'
progressSpinner.clear()
progressSpinner.stop()
}
}
return {
run,
clear,
}
}
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