522 lines
14 KiB
TypeScript
522 lines
14 KiB
TypeScript
import React, { ReactNode, useEffect } from 'react'
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import Router from 'next/router'
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import {
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AdjustmentsIcon,
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PencilAltIcon,
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ArrowSmRightIcon,
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} from '@heroicons/react/solid'
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import { PlusCircleIcon, XCircleIcon } from '@heroicons/react/outline'
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import clsx from 'clsx'
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import { toast, Toaster } from 'react-hot-toast'
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import { Dictionary, sortBy, sum } from 'lodash'
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import { Page } from 'web/components/page'
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import { Col } from 'web/components/layout/col'
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import { User } from 'common/user'
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import { useTracking } from 'web/hooks/use-tracking'
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import { track } from 'web/lib/service/analytics'
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import { useSaveReferral } from 'web/hooks/use-save-referral'
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import { Sort } from 'web/components/contract-search'
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import { Group } from 'common/group'
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import { SiteLink } from 'web/components/site-link'
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import {
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usePrivateUser,
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useUser,
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useUserContractMetricsByProfit,
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} from 'web/hooks/use-user'
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import {
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useMemberGroupsSubscription,
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useTrendingGroups,
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} from 'web/hooks/use-group'
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import { Button } from 'web/components/button'
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import { Row } from 'web/components/layout/row'
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import { ProfitChangeTable } from 'web/components/contract/prob-change-table'
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import { groupPath, joinGroup, leaveGroup } from 'web/lib/firebase/groups'
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import { usePortfolioHistory } from 'web/hooks/use-portfolio-history'
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import { formatMoney } from 'common/util/format'
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import { ContractMetrics } from 'common/calculate-metrics'
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import { hasCompletedStreakToday } from 'web/components/profile/betting-streak-modal'
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import { ContractsGrid } from 'web/components/contract/contracts-grid'
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import { PillButton } from 'web/components/buttons/pill-button'
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import { filterDefined } from 'common/util/array'
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import { updateUser } from 'web/lib/firebase/users'
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import { isArray, keyBy } from 'lodash'
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import { usePrefetch } from 'web/hooks/use-prefetch'
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import { CPMMBinaryContract } from 'common/contract'
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import {
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useContractsByDailyScoreNotBetOn,
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useContractsByDailyScoreGroups,
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useTrendingContracts,
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useNewContracts,
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} from 'web/hooks/use-contracts'
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import { ProfitBadge } from 'web/components/profit-badge'
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import { LoadingIndicator } from 'web/components/loading-indicator'
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import { Input } from 'web/components/input'
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export default function Home() {
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const user = useUser()
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useTracking('view home')
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useSaveReferral()
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usePrefetch(user?.id)
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useEffect(() => {
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if (user === null) {
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// Go to landing page if not logged in.
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Router.push('/')
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}
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})
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const { sections } = getHomeItems(user?.homeSections ?? [])
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useEffect(() => {
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if (user && !user.homeSections && sections.length > 0) {
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// Save initial home sections.
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updateUser(user.id, { homeSections: sections.map((s) => s.id) })
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}
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}, [user, sections])
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const contractMetricsByProfit = useUserContractMetricsByProfit(
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user?.id ?? '_',
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3
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)
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const trendingContracts = useTrendingContracts(6)
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const newContracts = useNewContracts(6)
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const dailyTrendingContracts = useContractsByDailyScoreNotBetOn(user?.id, 6)
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const groups = useMemberGroupsSubscription(user)
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const trendingGroups = useTrendingGroups()
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const groupContracts = useContractsByDailyScoreGroups(
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groups?.map((g) => g.slug)
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)
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const isLoading =
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!user ||
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!contractMetricsByProfit ||
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!trendingContracts ||
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!newContracts ||
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!dailyTrendingContracts
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return (
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<Page>
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<Toaster />
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<Col className="pm:mx-10 gap-4 px-4 pb-8 pt-4 sm:pt-0">
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<Row
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className={'mb-2 w-full items-center justify-between gap-4 sm:gap-8'}
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>
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<Input
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type="text"
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placeholder={'Search'}
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className="w-full"
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onClick={() => Router.push('/search')}
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/>
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<CustomizeButton justIcon />
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<DailyStats user={user} />
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</Row>
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{isLoading ? (
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<LoadingIndicator />
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) : (
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<>
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{renderSections(sections, {
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score: trendingContracts,
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newest: newContracts,
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'daily-trending': dailyTrendingContracts,
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'daily-movers': contractMetricsByProfit,
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})}
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{groups && groupContracts && trendingGroups.length > 0 ? (
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<>
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<TrendingGroupsSection
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className="mb-4"
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user={user}
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myGroups={groups}
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trendingGroups={trendingGroups}
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/>
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{renderGroupSections(user, groups, groupContracts)}
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</>
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) : (
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<LoadingIndicator />
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)}
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</>
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)}
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</Col>
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<button
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type="button"
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className="fixed bottom-[70px] right-3 z-20 inline-flex items-center rounded-full border border-transparent bg-indigo-600 p-4 text-white shadow-sm hover:bg-indigo-700 focus:outline-none focus:ring-2 focus:ring-indigo-500 focus:ring-offset-2 lg:hidden"
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onClick={() => {
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Router.push('/create')
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track('mobile create button')
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}}
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>
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<PencilAltIcon className="h-7 w-7" aria-hidden="true" />
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</button>
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</Page>
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)
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}
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const HOME_SECTIONS = [
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{ label: 'Daily trending', id: 'daily-trending' },
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{ label: 'Daily movers', id: 'daily-movers' },
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{ label: 'Trending', id: 'score' },
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{ label: 'New', id: 'newest' },
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]
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export const getHomeItems = (sections: string[]) => {
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// Accommodate old home sections.
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if (!isArray(sections)) sections = []
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const itemsById = keyBy(HOME_SECTIONS, 'id')
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const sectionItems = filterDefined(sections.map((id) => itemsById[id]))
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// Add new home section items to the top.
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sectionItems.unshift(
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...HOME_SECTIONS.filter((item) => !sectionItems.includes(item))
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)
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// Add unmentioned items to the end.
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sectionItems.push(
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...HOME_SECTIONS.filter((item) => !sectionItems.includes(item))
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)
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return {
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sections: sectionItems,
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itemsById,
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}
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}
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function renderSections(
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sections: { id: string; label: string }[],
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sectionContracts: {
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'daily-movers': {
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contracts: CPMMBinaryContract[]
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metrics: ContractMetrics[]
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}
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'daily-trending': CPMMBinaryContract[]
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newest: CPMMBinaryContract[]
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score: CPMMBinaryContract[]
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}
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) {
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return (
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<>
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{sections.map((s) => {
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const { id, label } = s as {
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id: keyof typeof sectionContracts
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label: string
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}
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if (id === 'daily-movers') {
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return <DailyMoversSection key={id} {...sectionContracts[id]} />
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}
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const contracts = sectionContracts[id]
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if (id === 'daily-trending') {
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return (
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<SearchSection
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key={id}
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label={label}
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contracts={contracts}
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sort="daily-score"
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showProbChange
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/>
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)
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}
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return (
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<SearchSection
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key={id}
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label={label}
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contracts={contracts}
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sort={id as Sort}
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/>
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)
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})}
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</>
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)
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}
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function renderGroupSections(
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user: User,
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groups: Group[],
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groupContracts: Dictionary<CPMMBinaryContract[]>
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) {
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const filteredGroups = groups.filter((g) => groupContracts[g.slug])
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const orderedGroups = sortBy(filteredGroups, (g) =>
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// Sort by sum of top two daily scores.
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sum(
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sortBy(groupContracts[g.slug].map((c) => c.dailyScore))
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.reverse()
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.slice(0, 2)
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)
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).reverse()
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const previouslySeenContracts = new Set<string>()
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return (
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<>
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{orderedGroups.map((group) => {
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const contracts = groupContracts[group.slug].filter(
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(c) =>
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Math.abs(c.probChanges.day) >= 0.01 &&
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!previouslySeenContracts.has(c.id)
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)
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if (contracts.length === 0) return null
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contracts.forEach((c) => previouslySeenContracts.add(c.id))
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return (
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<GroupSection
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key={group.id}
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group={group}
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user={user}
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contracts={contracts}
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/>
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)
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})}
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</>
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)
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}
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function SectionHeader(props: {
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label: string
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href: string
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children?: ReactNode
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}) {
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const { label, href, children } = props
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return (
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<Row className="mb-3 items-center justify-between">
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<SiteLink
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className="text-xl"
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href={href}
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onClick={() => track('home click section header', { section: href })}
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>
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{label}{' '}
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<ArrowSmRightIcon
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className="mb-0.5 inline h-6 w-6 text-gray-500"
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aria-hidden="true"
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/>
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</SiteLink>
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{children}
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</Row>
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)
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}
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function SearchSection(props: {
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label: string
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contracts: CPMMBinaryContract[]
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sort: Sort
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pill?: string
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showProbChange?: boolean
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}) {
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const { label, contracts, sort, pill, showProbChange } = props
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return (
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<Col>
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<SectionHeader
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label={label}
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href={`/search?s=${sort}${pill ? `&p=${pill}` : ''}`}
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/>
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<ContractsGrid contracts={contracts} cardUIOptions={{ showProbChange }} />
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</Col>
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)
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}
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function GroupSection(props: {
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group: Group
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user: User
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contracts: CPMMBinaryContract[]
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}) {
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const { group, user, contracts } = props
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return (
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<Col>
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<SectionHeader label={group.name} href={groupPath(group.slug)}>
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<Button
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color="gray-white"
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onClick={() => {
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const homeSections = (user.homeSections ?? []).filter(
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(id) => id !== group.id
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)
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updateUser(user.id, { homeSections })
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toast.promise(leaveGroup(group, user.id), {
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loading: 'Unfollowing group...',
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success: `Unfollowed ${group.name}`,
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error: "Couldn't unfollow group, try again?",
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})
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}}
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>
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<XCircleIcon className={'h-5 w-5 flex-shrink-0'} aria-hidden="true" />
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</Button>
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</SectionHeader>
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<ContractsGrid
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contracts={contracts.slice(0, 4)}
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cardUIOptions={{ showProbChange: true }}
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/>
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</Col>
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)
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}
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function DailyMoversSection(props: {
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contracts: CPMMBinaryContract[]
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metrics: ContractMetrics[]
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}) {
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const { contracts, metrics } = props
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if (contracts.length === 0) {
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return null
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}
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return (
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<Col className="gap-2">
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<SectionHeader label="Daily movers" href="/daily-movers" />
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<ProfitChangeTable contracts={contracts} metrics={metrics} />
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</Col>
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)
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}
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function DailyStats(props: { user: User | null | undefined }) {
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const { user } = props
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const privateUser = usePrivateUser()
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const streaks = privateUser?.notificationPreferences?.betting_streaks ?? []
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const streaksHidden = streaks.length === 0
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return (
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<Row className={'flex-shrink-0 gap-4'}>
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<DailyProfit user={user} />
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{!streaksHidden && (
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<Col>
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<div className="text-gray-500">Streak</div>
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<Row
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className={clsx(
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'items-center text-lg',
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user && !hasCompletedStreakToday(user) && 'grayscale'
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)}
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>
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<span>🔥 {user?.currentBettingStreak ?? 0}</span>
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</Row>
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</Col>
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)}
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</Row>
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)
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}
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export function DailyProfit(props: { user: User | null | undefined }) {
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const { user } = props
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const contractMetricsByProfit = useUserContractMetricsByProfit(
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user?.id ?? '_',
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100
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)
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const profit = sum(
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contractMetricsByProfit?.metrics.map((m) =>
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m.from ? m.from.day.profit : 0
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) ?? []
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)
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const metrics = usePortfolioHistory(user?.id ?? '', 'daily') ?? []
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const [first, last] = [metrics[0], metrics[metrics.length - 1]]
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let profitPercent = 0
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if (first && last) {
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// profit = calculatePortfolioProfit(last) - calculatePortfolioProfit(first)
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profitPercent = profit / first.investmentValue
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}
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return (
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<SiteLink className="flex flex-col" href="/daily-movers">
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<div className="text-gray-500">Daily profit</div>
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<Row className="items-center text-lg">
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<span>{formatMoney(profit)}</span>{' '}
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<ProfitBadge profitPercent={profitPercent * 100} />
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</Row>
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</SiteLink>
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)
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}
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export function TrendingGroupsSection(props: {
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user: User
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myGroups: Group[]
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trendingGroups: Group[]
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className?: string
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}) {
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const { user, myGroups, trendingGroups, className } = props
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const myGroupIds = new Set(myGroups.map((g) => g.id))
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const groups = trendingGroups.filter((g) => !myGroupIds.has(g.id))
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const count = 20
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const chosenGroups = groups.slice(0, count)
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if (chosenGroups.length === 0) {
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return null
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}
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return (
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<Col className={className}>
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<SectionHeader label="Trending groups" href="/explore-groups" />
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<div className="mb-4 text-gray-500">
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Follow groups you are interested in.
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</div>
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<Row className="flex-wrap gap-2">
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{chosenGroups.map((g) => (
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<PillButton
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className="flex flex-row items-center gap-1"
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key={g.id}
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selected={myGroupIds.has(g.id)}
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onSelect={() => {
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if (myGroupIds.has(g.id)) leaveGroup(g, user.id)
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else {
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const homeSections = (user.homeSections ?? [])
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.filter((id) => id !== g.id)
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.concat(g.id)
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updateUser(user.id, { homeSections })
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toast.promise(joinGroup(g, user.id), {
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loading: 'Following group...',
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success: `Followed ${g.name}`,
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error: "Couldn't follow group, try again?",
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})
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track('home follow group', { group: g.slug })
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}
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}}
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>
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<PlusCircleIcon
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className={'h-5 w-5 flex-shrink-0 text-gray-500'}
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aria-hidden="true"
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/>
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{g.name}
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</PillButton>
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))}
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</Row>
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</Col>
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)
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}
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function CustomizeButton(props: { justIcon?: boolean; className?: string }) {
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const { justIcon, className } = props
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return (
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<SiteLink
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className={clsx(
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className,
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'flex flex-row items-center text-xl hover:no-underline'
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)}
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href="/home/edit"
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>
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<Button size="lg" color="gray" className={clsx('flex gap-2')}>
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<AdjustmentsIcon
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className={clsx('h-[24px] w-5 text-gray-500')}
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aria-hidden="true"
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/>
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{!justIcon && 'Customize'}
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</Button>
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</SiteLink>
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)
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}
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