114 lines
2.5 KiB
TypeScript
114 lines
2.5 KiB
TypeScript
import { ChangeEvent, useEffect, useRef, useState } from 'react'
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import mangoStore from '../../store/mangoStore'
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import { useTokenMax } from './useTokenMax'
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const LeverageSlider = ({
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amount,
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leverageMax,
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onChange,
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}: {
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amount: number
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leverageMax: number
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onChange: (x: string) => any
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}) => {
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const [value, setValue] = useState(0)
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const inputEl = useRef<HTMLInputElement>(null)
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const inputTokenInfo = mangoStore((s) => s.swap.inputTokenInfo)
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useEffect(() => {
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if (inputEl.current) {
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const target = inputEl.current
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const min = parseFloat(target.min)
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const max = leverageMax
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target.style.backgroundSize =
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max - min === 0
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? '0% 100%'
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: ((value - min) * 100) / (max - min) + '% 100%'
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}
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}, [leverageMax, value])
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useEffect(() => {
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if (amount) {
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onChange(amount.toString())
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setValue(amount)
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}
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}, [amount])
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const handleSliderChange = (e: ChangeEvent<HTMLInputElement>) => {
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let target = e.target
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const min = parseFloat(target.min)
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const max = parseFloat(target.max)
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const val = parseFloat(target.value)
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target.style.backgroundSize = ((val - min) * 100) / (max - min) + '% 100%'
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onChange(e.target.value)
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setValue(parseFloat(e.target.value))
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}
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return (
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<>
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<label htmlFor="default-range" className="block text-sm"></label>
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<input
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ref={inputEl}
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id="default-range"
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type="range"
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min="0"
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max={leverageMax}
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step={inputTokenInfo ? 1 / 10 ** inputTokenInfo?.decimals : 6}
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className="w-full"
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onChange={handleSliderChange}
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value={value}
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></input>
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</>
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)
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}
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export const SwapLeverageSlider = ({
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amount,
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onChange,
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}: {
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amount: number
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onChange: (x: string) => void
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}) => {
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const mangoAccount = mangoStore((s) => s.mangoAccount.current)
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const { amountWithBorrow } = useTokenMax()
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return (
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<>
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{!mangoAccount ? (
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<LeverageSlider amount={amount} leverageMax={100} onChange={onChange} />
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) : (
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<LeverageSlider
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amount={amount}
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leverageMax={amountWithBorrow}
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onChange={onChange}
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/>
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)}
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</>
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)
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}
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export const BorrowLeverageSlider = ({
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amount,
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tokenMax,
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onChange,
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}: {
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amount: number
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tokenMax: number
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onChange: (x: string) => any
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}) => {
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return (
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<>
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<LeverageSlider
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amount={amount}
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leverageMax={tokenMax}
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onChange={onChange}
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/>
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</>
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)
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}
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export default LeverageSlider
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