stacker.news/components/price.js

48 lines
1.1 KiB
JavaScript
Raw Normal View History

2021-04-29 18:43:17 +00:00
import { useEffect, useState } from 'react'
2021-04-29 15:56:28 +00:00
import { Button } from 'react-bootstrap'
2021-04-12 18:05:09 +00:00
import useSWR from 'swr'
const fetcher = url => fetch(url).then(res => res.json())
export default function Price () {
2021-04-29 18:43:17 +00:00
const [asSats, setAsSats] = useState(undefined)
useEffect(() => {
setAsSats(localStorage.getItem('asSats'))
}, [])
2021-04-29 15:56:28 +00:00
2021-04-28 19:30:14 +00:00
const { data } = useSWR(
'https://api.coinbase.com/v2/prices/BTC-USD/spot',
fetcher,
{
refreshInterval: 30000
})
2021-04-12 18:05:09 +00:00
if (!data) return null
2021-04-29 18:43:17 +00:00
const fixed = (n, f) => Number.parseFloat(n).toFixed(f)
const handleClick = () => {
if (asSats) {
localStorage.removeItem('asSats')
setAsSats(undefined)
} else {
localStorage.setItem('asSats', 'yep')
setAsSats('yep')
}
}
2021-04-29 15:56:28 +00:00
if (asSats) {
2021-04-29 18:43:17 +00:00
console.log(asSats, 'as sats')
2021-04-29 15:56:28 +00:00
return (
<Button className='text-reset' onClick={handleClick} variant='link'>
2021-04-29 18:43:17 +00:00
{fixed(100000000 / data.data.amount, 0) + ' sats/$'}
2021-04-29 15:56:28 +00:00
</Button>
)
}
return (
<Button className='text-reset' onClick={handleClick} variant='link'>
2021-04-29 18:43:17 +00:00
{'$' + fixed(data.data.amount, 2)}
2021-04-29 15:56:28 +00:00
</Button>
)
2021-04-12 18:05:09 +00:00
}