import React, { ReactNode, useEffect, useState } from 'react'
import Router from 'next/router'
import {
AdjustmentsIcon,
PencilAltIcon,
ArrowSmRightIcon,
} from '@heroicons/react/solid'
import { XCircleIcon } from '@heroicons/react/outline'
import clsx from 'clsx'
import { toast, Toaster } from 'react-hot-toast'
import { Page } from 'web/components/page'
import { Col } from 'web/components/layout/col'
import { ContractSearch, SORTS } from 'web/components/contract-search'
import { User } from 'common/user'
import { useTracking } from 'web/hooks/use-tracking'
import { track } from 'web/lib/service/analytics'
import { useSaveReferral } from 'web/hooks/use-save-referral'
import { Sort } from 'web/components/contract-search'
import { Group } from 'common/group'
import { SiteLink } from 'web/components/site-link'
import { usePrivateUser, useUser } from 'web/hooks/use-user'
import {
useMemberGroupIds,
useMemberGroups,
useTrendingGroups,
} from 'web/hooks/use-group'
import { Button } from 'web/components/button'
import { Row } from 'web/components/layout/row'
import { ProbChangeTable } from 'web/components/contract/prob-change-table'
import {
getGroup,
groupPath,
joinGroup,
leaveGroup,
} from 'web/lib/firebase/groups'
import { usePortfolioHistory } from 'web/hooks/use-portfolio-history'
import { formatMoney } from 'common/util/format'
import { useProbChanges } from 'web/hooks/use-prob-changes'
import { ProfitBadge } from 'web/components/bets-list'
import { calculatePortfolioProfit } from 'common/calculate-metrics'
import { hasCompletedStreakToday } from 'web/components/profile/betting-streak-modal'
import { useContractsQuery } from 'web/hooks/use-contracts'
import { ContractsGrid } from 'web/components/contract/contracts-grid'
import { PillButton } from 'web/components/buttons/pill-button'
import { filterDefined } from 'common/util/array'
import { updateUser } from 'web/lib/firebase/users'
import { isArray, keyBy } from 'lodash'
import { usePrefetch } from 'web/hooks/use-prefetch'
import { Title } from 'web/components/title'
export default function Home() {
const user = useUser()
useTracking('view home')
useSaveReferral()
usePrefetch(user?.id)
const cachedGroups = useMemberGroups(user?.id) ?? []
const groupIds = useMemberGroupIds(user)
const [groups, setGroups] = useState(cachedGroups)
useEffect(() => {
if (groupIds) {
Promise.all(groupIds.map((id) => getGroup(id))).then((groups) =>
setGroups(filterDefined(groups))
)
}
}, [groupIds])
const { sections } = getHomeItems(groups, user?.homeSections ?? [])
return (
{sections.map((section) => renderSection(section, user, groups))}
)
}
const HOME_SECTIONS = [
{ label: 'Daily movers', id: 'daily-movers' },
{ label: 'Trending', id: 'score' },
{ label: 'New', id: 'newest' },
{ label: 'New for you', id: 'new-for-you' },
]
export const getHomeItems = (groups: Group[], sections: string[]) => {
// Accommodate old home sections.
if (!isArray(sections)) sections = []
const items = [
...HOME_SECTIONS,
...groups.map((g) => ({
label: g.name,
id: g.id,
})),
]
const itemsById = keyBy(items, 'id')
const sectionItems = filterDefined(sections.map((id) => itemsById[id]))
// Add unmentioned items to the end.
sectionItems.push(...items.filter((item) => !sectionItems.includes(item)))
return {
sections: sectionItems,
itemsById,
}
}
function renderSection(
section: { id: string; label: string },
user: User | null | undefined,
groups: Group[]
) {
const { id, label } = section
if (id === 'daily-movers') {
return
}
if (id === 'new-for-you')
return (
)
const sort = SORTS.find((sort) => sort.value === id)
if (sort)
return (
)
const group = groups.find((g) => g.id === id)
if (group) return
return null
}
function SectionHeader(props: {
label: string
href: string
children?: ReactNode
}) {
const { label, href, children } = props
return (
track('home click section header', { section: href })}
>
{label}{' '}
{children}
)
}
function SearchSection(props: {
label: string
user: User | null | undefined | undefined
sort: Sort
pill?: string
}) {
const { label, user, sort, pill } = props
return (
)
}
function GroupSection(props: {
group: Group
user: User | null | undefined | undefined
}) {
const { group, user } = props
const contracts = useContractsQuery('score', 4, { groupSlug: group.slug })
return (
)
}
function DailyMoversSection(props: { userId: string | null | undefined }) {
const { userId } = props
const changes = useProbChanges(userId ?? '')
return (
)
}
function SearchRow() {
return (
)
}
function DailyStats(props: {
user: User | null | undefined
className?: string
}) {
const { user, className } = props
const metrics = usePortfolioHistory(user?.id ?? '', 'daily') ?? []
const [first, last] = [metrics[0], metrics[metrics.length - 1]]
const privateUser = usePrivateUser()
const streaksHidden =
privateUser?.notificationPreferences.betting_streaks.length === 0
let profit = 0
let profitPercent = 0
if (first && last) {
profit = calculatePortfolioProfit(last) - calculatePortfolioProfit(first)
profitPercent = profit / first.investmentValue
}
return (
Daily profit
{formatMoney(profit)}{' '}
{!streaksHidden && (
Streak
🔥 {user?.currentBettingStreak ?? 0}
)}
)
}
function TrendingGroupsSection(props: { user: User | null | undefined }) {
const { user } = props
const memberGroupIds = useMemberGroupIds(user) || []
const groups = useTrendingGroups().filter(
(g) => !memberGroupIds.includes(g.id)
)
const count = 25
const chosenGroups = groups.slice(0, count)
return (
{chosenGroups.map((g) => (
{
if (!user) return
if (memberGroupIds.includes(g.id)) leaveGroup(g, user?.id)
else {
const homeSections = (user.homeSections ?? [])
.filter((id) => id !== g.id)
.concat(g.id)
updateUser(user.id, { homeSections })
toast.promise(joinGroup(g, user.id), {
loading: 'Following group...',
success: `Followed ${g.name}`,
error: "Couldn't follow group, try again?",
})
track('home follow group', { group: g.slug })
}
}}
>
{g.name}
))}
)
}
function CustomizeButton() {
return (
)
}