220 lines
7.0 KiB
TypeScript
220 lines
7.0 KiB
TypeScript
import { sortBy, partition, sum } from 'lodash'
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import { useEffect, useState } from 'react'
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import { FreeResponseContract, MultipleChoiceContract } from 'common/contract'
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import { Col } from '../layout/col'
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import { useUser } from 'web/hooks/use-user'
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import { getDpmOutcomeProbability } from 'common/calculate-dpm'
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import { useAnswers } from 'web/hooks/use-answers'
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import { tradingAllowed } from 'web/lib/firebase/contracts'
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import { AnswerItem } from './answer-item'
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import { CreateAnswerPanel } from './create-answer-panel'
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import { AnswerResolvePanel } from './answer-resolve-panel'
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import { Spacer } from '../layout/spacer'
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import { getOutcomeProbability } from 'common/calculate'
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import { Answer } from 'common/answer'
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import clsx from 'clsx'
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import { formatPercent } from 'common/util/format'
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import { Modal } from 'web/components/layout/modal'
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import { AnswerBetPanel } from 'web/components/answers/answer-bet-panel'
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import { Row } from 'web/components/layout/row'
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import { Avatar } from 'web/components/avatar'
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import { Linkify } from 'web/components/linkify'
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import { BuyButton } from 'web/components/yes-no-selector'
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import { UserLink } from 'web/components/user-link'
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import { Button } from 'web/components/button'
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import { useAdmin } from 'web/hooks/use-admin'
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import { needsAdminToResolve } from 'web/pages/[username]/[contractSlug]'
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export function AnswersPanel(props: {
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contract: FreeResponseContract | MultipleChoiceContract
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}) {
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const isAdmin = useAdmin()
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const { contract } = props
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const { creatorId, resolution, resolutions, totalBets, outcomeType } =
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contract
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const [showAllAnswers, setShowAllAnswers] = useState(false)
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const answers = (useAnswers(contract.id) ?? contract.answers).filter(
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(a) => a.number != 0 || contract.outcomeType === 'MULTIPLE_CHOICE'
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)
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const [winningAnswers, notWinningAnswers] = partition(
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answers,
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(a) => a.id === resolution || (resolutions && resolutions[a.id])
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)
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const [visibleAnswers, invisibleAnswers] = partition(
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sortBy(notWinningAnswers, (a) => -getOutcomeProbability(contract, a.id)),
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(a) => showAllAnswers || totalBets[a.id] > 0
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)
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const user = useUser()
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const [resolveOption, setResolveOption] = useState<
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'CHOOSE' | 'CHOOSE_MULTIPLE' | 'CANCEL' | undefined
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>()
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const [chosenAnswers, setChosenAnswers] = useState<{
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[answerId: string]: number
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}>({})
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const chosenTotal = sum(Object.values(chosenAnswers))
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const onChoose = (answerId: string, prob: number) => {
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if (resolveOption === 'CHOOSE') {
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setChosenAnswers({ [answerId]: prob })
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} else {
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setChosenAnswers((chosenAnswers) => {
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return {
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...chosenAnswers,
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[answerId]: prob,
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}
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})
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}
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}
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const onDeselect = (answerId: string) => {
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setChosenAnswers((chosenAnswers) => {
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const newChosenAnswers = { ...chosenAnswers }
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delete newChosenAnswers[answerId]
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return newChosenAnswers
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})
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}
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useEffect(() => {
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setChosenAnswers({})
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}, [resolveOption])
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const showChoice = resolution
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? undefined
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: resolveOption === 'CHOOSE'
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? 'radio'
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: resolveOption === 'CHOOSE_MULTIPLE'
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? 'checkbox'
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: undefined
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return (
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<Col className="gap-3">
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{(resolveOption || resolution) &&
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sortBy(winningAnswers, (a) => -(resolutions?.[a.id] ?? 0)).map((a) => (
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<AnswerItem
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key={a.id}
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answer={a}
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contract={contract}
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showChoice={showChoice}
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chosenProb={chosenAnswers[a.id]}
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totalChosenProb={chosenTotal}
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onChoose={onChoose}
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onDeselect={onDeselect}
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/>
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))}
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{!resolveOption && (
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<Col
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className={clsx(
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'gap-2 pr-2 md:pr-0',
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tradingAllowed(contract) ? '' : '-mb-6'
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)}
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>
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{visibleAnswers.map((a) => (
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<OpenAnswer key={a.id} answer={a} contract={contract} />
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))}
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{invisibleAnswers.length > 0 && !showAllAnswers && (
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<Button
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className="self-end"
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color="gray-white"
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onClick={() => setShowAllAnswers(true)}
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size="md"
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>
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Show More
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</Button>
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)}
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</Col>
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)}
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{answers.length === 0 && (
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<div className="pb-4 text-gray-500">No answers yet...</div>
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)}
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{outcomeType === 'FREE_RESPONSE' &&
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tradingAllowed(contract) &&
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(!resolveOption || resolveOption === 'CANCEL') && (
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<CreateAnswerPanel contract={contract} />
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)}
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{(user?.id === creatorId || (isAdmin && needsAdminToResolve(contract))) &&
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!resolution && (
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<>
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<Spacer h={2} />
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<AnswerResolvePanel
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isAdmin={isAdmin}
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isCreator={user?.id === creatorId}
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contract={contract}
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resolveOption={resolveOption}
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setResolveOption={setResolveOption}
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chosenAnswers={chosenAnswers}
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/>
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</>
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)}
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</Col>
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)
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}
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function OpenAnswer(props: {
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contract: FreeResponseContract | MultipleChoiceContract
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answer: Answer
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}) {
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const { answer, contract } = props
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const { username, avatarUrl, name, text } = answer
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const prob = getDpmOutcomeProbability(contract.totalShares, answer.id)
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const probPercent = formatPercent(prob)
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const [open, setOpen] = useState(false)
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return (
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<Col className="border-base-200 bg-base-200 relative flex-1 rounded-md px-2">
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<Modal open={open} setOpen={setOpen} position="center">
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<AnswerBetPanel
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answer={answer}
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contract={contract}
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closePanel={() => setOpen(false)}
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className="sm:max-w-84 !rounded-md bg-white !px-8 !py-6"
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isModal={true}
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/>
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</Modal>
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<div
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className="pointer-events-none absolute -mx-2 h-full rounded-tl-md bg-green-600 bg-opacity-10"
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style={{ width: `${100 * Math.max(prob, 0.01)}%` }}
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/>
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<Row className="my-4 gap-3">
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<Avatar className="mx-1" username={username} avatarUrl={avatarUrl} />
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<Col className="min-w-0 flex-1 lg:gap-1">
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<div className="text-sm text-gray-500">
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<UserLink username={username} name={name} /> answered
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</div>
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<Col className="align-items justify-between gap-4 sm:flex-row">
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<Linkify className="whitespace-pre-line text-lg" text={text} />
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<Row className="align-items items-center justify-end gap-4">
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<span
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className={clsx(
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'text-2xl',
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tradingAllowed(contract) ? 'text-primary' : 'text-gray-500'
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)}
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>
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{probPercent}
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</span>
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<BuyButton
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className={clsx(
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'btn-sm flex-initial !px-6 sm:flex',
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tradingAllowed(contract) ? '' : '!hidden'
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)}
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onClick={() => setOpen(true)}
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/>
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</Row>
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</Col>
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</Col>
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</Row>
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</Col>
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)
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}
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