manifold/web/components/contract/liquidity-modal.tsx
2022-10-11 16:22:35 -05:00

109 lines
3.1 KiB
TypeScript

import { CPMMContract } from 'common/contract'
import { formatMoney } from 'common/util/format'
import { useState } from 'react'
import { useUser } from 'web/hooks/use-user'
import { addSubsidy } from 'web/lib/firebase/api'
import { track } from 'web/lib/service/analytics'
import { AmountInput } from '../amount-input'
import { Button } from '../button'
import { InfoTooltip } from '../info-tooltip'
import { Col } from '../layout/col'
import { Modal } from '../layout/modal'
import { Row } from '../layout/row'
import { Title } from '../title'
export function LiquidityModal(props: {
contract: CPMMContract
isOpen: boolean
setOpen: (open: boolean) => void
}) {
const { contract, isOpen, setOpen } = props
const { totalLiquidity } = contract
return (
<Modal open={isOpen} setOpen={setOpen} size="sm">
<Col className="gap-2.5 rounded bg-white p-4 pb-8 sm:gap-4">
<Title className="!mt-0 !mb-2" text="💧 Add liquidity" />
<div>Total liquidity subsidies: {formatMoney(totalLiquidity)}</div>
<AddLiquidityPanel contract={contract as CPMMContract} />
</Col>
</Modal>
)
}
function AddLiquidityPanel(props: { contract: CPMMContract }) {
const { contract } = props
const { id: contractId, slug } = contract
const user = useUser()
const [amount, setAmount] = useState<number | undefined>(undefined)
const [error, setError] = useState<string | undefined>(undefined)
const [isSuccess, setIsSuccess] = useState(false)
const [isLoading, setIsLoading] = useState(false)
const onAmountChange = (amount: number | undefined) => {
setIsSuccess(false)
setAmount(amount)
// Check for errors.
if (amount !== undefined) {
if (user && user.balance < amount) {
setError('Insufficient balance')
} else if (amount < 1) {
setError('Minimum amount: ' + formatMoney(1))
} else {
setError(undefined)
}
}
}
const submit = () => {
if (!amount) return
setIsLoading(true)
setIsSuccess(false)
addSubsidy({ amount, contractId })
.then((_) => {
setIsSuccess(true)
setError(undefined)
setIsLoading(false)
})
.catch((_) => setError('Server error'))
track('add liquidity', { amount, contractId, slug })
}
return (
<>
<div className="mb-4 text-gray-500">
Contribute your M$ to make this market more accurate by subsidizing
trading.{' '}
<InfoTooltip text="Liquidity is how much money traders can make if they're right. The more traders can earn, the greater the incentive to find the correct probability." />
</div>
<Row>
<AmountInput
amount={amount}
onChange={onAmountChange}
label="M$"
error={error}
disabled={isLoading}
inputClassName="w-28 mr-4"
/>
<Button size="md" color="blue" onClick={submit} disabled={isLoading}>
Add
</Button>
</Row>
{isSuccess && amount && (
<div>Success! Added {formatMoney(amount)} in liquidity.</div>
)}
{isLoading && <div>Processing...</div>}
</>
)
}