formatAmount wip
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// @flow
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// This is pretty new so I'll leave the docs here
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// https://v8.dev/features/intl-numberformat
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// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/NumberFormat
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// Locale is an empty array because we want it to use user's locale
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const lt1000Formatter = new Intl.NumberFormat([], { maximumFractionDigits: 5 })
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const lt10000Formatter = new Intl.NumberFormat([], { maximumFractionDigits: 4 })
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const lt100000Formatter = new Intl.NumberFormat([], { maximumFractionDigits: 3 })
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const lt1000000Formatter = new Intl.NumberFormat([], { maximumFractionDigits: 2 })
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const lt10000000Formatter = new Intl.NumberFormat([], { maximumFractionDigits: 1 })
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const lt1kFormatter = new Intl.NumberFormat([], { maximumFractionDigits: 5 })
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const lt10kFormatter = new Intl.NumberFormat([], { maximumFractionDigits: 4 })
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const lt100kFormatter = new Intl.NumberFormat([], { maximumFractionDigits: 3 })
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const lt1mFormatter = new Intl.NumberFormat([], { maximumFractionDigits: 2 })
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const lt10mFormatter = new Intl.NumberFormat([], { maximumFractionDigits: 1 })
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const lt100mFormatter = new Intl.NumberFormat([], { maximumFractionDigits: 0 })
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const lt1tFormatter = new Intl.NumberFormat([], { notation: 'compact' })
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export const formatAmount = (number: string | number) => {
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let numberFloat = parseFloat(number)
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if (numberFloat < 1000) {
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numberFloat = lt1000Formatter.format(numberFloat)
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numberFloat = lt1kFormatter.format(numberFloat)
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} else if (numberFloat < 10000) {
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numberFloat = lt10000Formatter.format(numberFloat)
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numberFloat = lt10kFormatter.format(numberFloat)
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} else if (numberFloat < 100000) {
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numberFloat = lt100000Formatter.format(numberFloat)
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numberFloat = lt100kFormatter.format(numberFloat)
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} else if (numberFloat < 1000000) {
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numberFloat = lt1000000Formatter.format(numberFloat)
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numberFloat = lt1mFormatter.format(numberFloat)
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} else if (numberFloat < 10000000) {
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numberFloat = lt10000000Formatter.format(numberFloat)
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numberFloat = lt10mFormatter.format(numberFloat)
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} else if (numberFloat < 100000000) {
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numberFloat = lt100mFormatter.format(numberFloat)
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} else if (numberFloat < 1000000000) {
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numberFloat = lt1tFormatter.format(numberFloat)
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}
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return numberFloat
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