385 lines
11 KiB
TypeScript
385 lines
11 KiB
TypeScript
import React, { ReactNode, useEffect, useState } 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 { 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 { Page } from 'web/components/page'
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import { Col } from 'web/components/layout/col'
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import { ContractSearch, SORTS } from 'web/components/contract-search'
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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 { usePrivateUser, useUser } from 'web/hooks/use-user'
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import {
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useMemberGroupIds,
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useMemberGroups,
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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 { ProbChangeTable } from 'web/components/contract/prob-change-table'
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import {
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getGroup,
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groupPath,
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joinGroup,
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leaveGroup,
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} 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 { useProbChanges } from 'web/hooks/use-prob-changes'
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import { ProfitBadge } from 'web/components/bets-list'
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import { calculatePortfolioProfit } from 'common/calculate-metrics'
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import { hasCompletedStreakToday } from 'web/components/profile/betting-streak-modal'
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import { useContractsQuery } from 'web/hooks/use-contracts'
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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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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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const cachedGroups = useMemberGroups(user?.id) ?? []
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const groupIds = useMemberGroupIds(user)
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const [groups, setGroups] = useState(cachedGroups)
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useEffect(() => {
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if (groupIds) {
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Promise.all(groupIds.map((id) => getGroup(id))).then((groups) =>
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setGroups(filterDefined(groups))
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)
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}
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}, [groupIds])
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const { sections } = getHomeItems(groups, user?.homeSections ?? [])
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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-12 pt-4 sm:pt-0">
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<Row className={'mb-2 w-full items-center gap-8'}>
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<SearchRow />
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<DailyStats className="" user={user} />
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</Row>
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{sections.map((section) => renderSection(section, user, groups))}
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<TrendingGroupsSection user={user} />
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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 movers', id: 'daily-movers' },
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{ label: 'Trending', id: 'score' },
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{ label: 'New', id: 'newest' },
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{ label: 'New for you', id: 'new-for-you' },
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]
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export const getHomeItems = (groups: Group[], sections: string[]) => {
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// Accommodate old home sections.
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if (!isArray(sections)) sections = []
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const items = [
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...HOME_SECTIONS,
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...groups.map((g) => ({
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label: g.name,
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id: g.id,
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})),
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]
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const itemsById = keyBy(items, 'id')
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const sectionItems = filterDefined(sections.map((id) => itemsById[id]))
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// Add unmentioned items to the end.
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sectionItems.push(...items.filter((item) => !sectionItems.includes(item)))
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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 renderSection(
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section: { id: string; label: string },
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user: User | null | undefined,
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groups: Group[]
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) {
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const { id, label } = section
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if (id === 'daily-movers') {
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return <DailyMoversSection key={id} userId={user?.id} />
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}
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if (id === 'new-for-you')
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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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sort={'newest'}
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pill="personal"
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user={user}
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/>
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)
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const sort = SORTS.find((sort) => sort.value === id)
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if (sort)
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return (
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<SearchSection key={id} label={label} sort={sort.value} user={user} />
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)
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const group = groups.find((g) => g.id === id)
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if (group) return <GroupSection key={id} group={group} user={user} />
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return null
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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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user: User | null | undefined | undefined
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sort: Sort
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pill?: string
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}) {
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const { label, user, sort, pill } = 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=${pill}` : ''}`}
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/>
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<ContractSearch
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user={user}
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defaultSort={sort}
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defaultPill={pill}
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noControls
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maxResults={6}
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headerClassName="sticky"
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persistPrefix={`home-${sort}`}
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/>
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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 | null | undefined | undefined
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}) {
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const { group, user } = props
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const contracts = useContractsQuery('score', 4, { groupSlug: group.slug })
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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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className=""
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color="gray-white"
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onClick={() => {
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if (user) {
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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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>
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<XCircleIcon
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className={clsx('h-5 w-5 flex-shrink-0')}
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aria-hidden="true"
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/>
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</Button>
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</SectionHeader>
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<ContractsGrid contracts={contracts} />
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</Col>
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)
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}
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function DailyMoversSection(props: { userId: string | null | undefined }) {
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const { userId } = props
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const changes = useProbChanges(userId ?? '')
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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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<ProbChangeTable changes={changes} />
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</Col>
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)
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}
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function SearchRow() {
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return (
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<SiteLink href="/search" className="flex-1 hover:no-underline">
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<input className="input input-bordered w-full" placeholder="Search" />
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</SiteLink>
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)
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}
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function DailyStats(props: {
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user: User | null | undefined
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className?: string
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}) {
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const { user, className } = props
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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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const privateUser = usePrivateUser()
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const streaksHidden =
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privateUser?.notificationPreferences.betting_streaks.length === 0
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let profit = 0
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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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<Row className={'gap-4'}>
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<Col>
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<div className="text-gray-500">Daily profit</div>
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<Row className={clsx(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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</Col>
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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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className,
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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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function TrendingGroupsSection(props: { user: User | null | undefined }) {
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const { user } = props
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const memberGroupIds = useMemberGroupIds(user) || []
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const groups = useTrendingGroups().filter(
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(g) => !memberGroupIds.includes(g.id)
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)
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const count = 25
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const chosenGroups = groups.slice(0, count)
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return (
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<Col>
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<SectionHeader label="Trending groups" href="/explore-groups">
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<CustomizeButton />
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</SectionHeader>
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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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key={g.id}
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selected={memberGroupIds.includes(g.id)}
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onSelect={() => {
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if (!user) return
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if (memberGroupIds.includes(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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{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() {
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return (
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<SiteLink
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className="mb-2 flex flex-row items-center text-xl hover:no-underline"
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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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Customize
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</Button>
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</SiteLink>
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)
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}
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