140 lines
4.4 KiB
TypeScript
140 lines
4.4 KiB
TypeScript
import React from 'react'
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import Router from 'next/router'
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import _ from 'lodash'
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import { Contract, listAllContracts } from '../lib/firebase/contracts'
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import { Page } from '../components/page'
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import { ActivityFeed, getActivity } from './activity'
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import { listAllComments } from '../lib/firebase/comments'
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import { listAllBets } from '../lib/firebase/bets'
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import FeedCreate from '../components/feed-create'
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import { Spacer } from '../components/layout/spacer'
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import { Col } from '../components/layout/col'
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import { useUser } from '../hooks/use-user'
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import { useUpdatedContracts } from '../hooks/use-contracts'
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import { listAllFolds } from '../lib/firebase/folds'
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import { Fold } from '../../common/fold'
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import { filterDefined } from '../../common/util/array'
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import { useUserBetContracts } from '../hooks/use-user-bets'
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import { LoadingIndicator } from '../components/loading-indicator'
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import { FoldTagList } from '../components/tags-list'
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import { SearchIcon } from '@heroicons/react/outline'
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import { Row } from '../components/layout/row'
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import { SparklesIcon } from '@heroicons/react/solid'
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import { useFollowedFolds } from '../hooks/use-fold'
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import { ActivityItem } from '../components/contract-feed'
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export async function getStaticProps() {
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const [contracts, folds] = await Promise.all([
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listAllContracts().catch((_) => []),
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listAllFolds().catch(() => []),
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])
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const [contractBets, contractComments] = await Promise.all([
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Promise.all(contracts.map((contract) => listAllBets(contract.id))),
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Promise.all(contracts.map((contract) => listAllComments(contract.id))),
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])
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return {
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props: {
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...getActivity(contracts, contractBets, contractComments),
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folds,
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},
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revalidate: 60, // regenerate after a minute
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}
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}
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const Home = (props: {
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contracts: Contract[]
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contractActivityItems: ActivityItem[][]
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folds: Fold[]
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}) => {
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const { contractActivityItems, folds } = props
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const user = useUser()
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const contracts = useUpdatedContracts(props.contracts)
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const followedFoldIds = useFollowedFolds(user)
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const followedFolds = filterDefined(
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(followedFoldIds ?? []).map((id) => folds.find((fold) => fold.id === id))
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)
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const tagSet = new Set(
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_.flatten(followedFolds.map((fold) => fold.lowercaseTags))
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)
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const yourBetContractIds = useUserBetContracts(user?.id)
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const yourBetContracts = yourBetContractIds
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? new Set(yourBetContractIds)
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: undefined
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const feedContracts =
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followedFoldIds && yourBetContracts
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? contracts
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.filter(
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(contract) =>
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contract.lowercaseTags.some((tag) => tagSet.has(tag)) ||
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yourBetContracts.has(contract.id)
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)
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.slice(0, 75)
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: undefined
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const feedContractSet = new Set(feedContracts?.map((contract) => contract.id))
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const feedActivityItems = contractActivityItems.filter((_, index) =>
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feedContractSet.has(contracts[index].id)
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)
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if (user === null) {
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Router.replace('/')
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return <></>
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}
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return (
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<Page assertUser="signed-in">
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<Col className="items-center">
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<Col className="max-w-3xl w-full">
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<FeedCreate user={user ?? undefined} />
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<Spacer h={6} />
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<Row className="text-sm text-gray-800 mx-3 mb-3 gap-2 items-center">
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<SearchIcon className="inline w-5 h-5" aria-hidden="true" />
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Explore our communities
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</Row>
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<FoldTagList
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className="mx-2"
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noLabel
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folds={[
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{ name: 'Politics', slug: 'politics' },
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{ name: 'Crypto', slug: 'crypto' },
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{ name: 'Sports', slug: 'sports' },
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{ name: 'Science', slug: 'science' },
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{ name: 'Covid', slug: 'covid' },
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{ name: 'AI', slug: 'ai' },
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{
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name: 'Manifold Markets',
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slug: 'manifold-markets',
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},
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]}
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/>
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<Spacer h={10} />
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<Row className="text-sm text-gray-800 mx-3 mb-3 gap-2 items-center">
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<SparklesIcon className="inline w-5 h-5" aria-hidden="true" />
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Recent activity
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</Row>
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{feedContracts ? (
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<ActivityFeed
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contracts={feedContracts}
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contractActivityItems={feedActivityItems}
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/>
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) : (
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<LoadingIndicator className="mt-4" />
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)}
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</Col>
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</Col>
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</Page>
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)
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}
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export default Home
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