79 lines
2.0 KiB
JavaScript
79 lines
2.0 KiB
JavaScript
import React, { useContext, useEffect, useState } from 'react'
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import { useQuery } from '@apollo/client'
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import { Button } from 'react-bootstrap'
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import { fixedDecimal } from '../lib/format'
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import { useMe } from './me'
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import { PRICE } from '../fragments/price'
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import { CURRENCY_SYMBOLS } from '../lib/currency'
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export const PriceContext = React.createContext({
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price: null,
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fiatSymbol: null
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})
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export function usePrice () {
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return useContext(PriceContext)
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}
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export function PriceProvider ({ price, children }) {
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const me = useMe()
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const fiatCurrency = me?.fiatCurrency
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const { data } = useQuery(PRICE, { variables: { fiatCurrency }, pollInterval: 30000, fetchPolicy: 'cache-and-network' })
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const contextValue = {
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price: data?.price || price,
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fiatSymbol: CURRENCY_SYMBOLS[fiatCurrency] || '$'
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}
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return (
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<PriceContext.Provider value={contextValue}>
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{children}
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</PriceContext.Provider>
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)
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}
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export default function Price () {
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const [asSats, setAsSats] = useState(undefined)
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useEffect(() => {
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setAsSats(localStorage.getItem('asSats'))
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}, [])
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const { price, fiatSymbol } = usePrice()
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if (!price) return null
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const handleClick = () => {
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if (asSats === 'yep') {
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localStorage.setItem('asSats', '1btc')
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setAsSats('1btc')
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} else if (asSats === '1btc') {
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localStorage.removeItem('asSats')
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setAsSats(undefined)
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} else {
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localStorage.setItem('asSats', 'yep')
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setAsSats('yep')
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}
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}
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if (asSats === 'yep') {
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return (
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<Button className='text-reset p-0 line-height-1' onClick={handleClick} variant='link'>
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{fixedDecimal(100000000 / price, 0) + ` sats/${fiatSymbol}`}
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</Button>
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)
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}
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if (asSats === '1btc') {
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return (
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<Button className='text-reset p-0 line-height-1' onClick={handleClick} variant='link'>
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1sat=1sat
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</Button>
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)
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}
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return (
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<Button className='text-reset p-0 line-height-1' onClick={handleClick} variant='link'>
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{fiatSymbol + fixedDecimal(price, 0)}
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</Button>
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)
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}
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