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110 lines
3.6 KiB
110 lines
3.6 KiB
// view-post.tsx
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// Copyright (C) 2020 Dwayne Harris
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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import React, { FC, useEffect } from 'react'
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import { useSelector, useDispatch } from 'react-redux'
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import { useParams, useHistory } from 'react-router-dom'
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import { FontAwesomeIcon } from '@fortawesome/react-fontawesome'
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import { faArrowsAltV } from '@fortawesome/free-solid-svg-icons'
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import { handleApiError } from '../../api/errors'
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import { fetchPost } from '../../actions/posts'
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import { getAuthenticated, getChecked } from '../../selectors/authentication'
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import { getEntity } from '../../selectors/entities'
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import { getPostParents, getPostChildren } from '../../selectors/posts'
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import { setTitle } from '../../utils'
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import { AppState, AppThunkDispatch, EntityType, Post } from '../../types'
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import Title from '../../components/title'
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import Subtitle from '../../components/subtitle'
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import Section from '../../components/section'
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import Loading from '../../components/pages/loading'
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import PostComponent from '../../components/post'
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import PostList from '../../components/post-list'
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import Composer from '../../components/composer'
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interface Params {
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id: string
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}
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const ViewPost: FC = () => {
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const { id } = useParams<Params>()
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const post = useSelector<AppState, Post | undefined>(state => getEntity<Post>(state, EntityType.Post, id))
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const parents = useSelector<AppState, Post[]>(state => getPostParents(state, id))
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const replies = useSelector<AppState, Post[]>(state => getPostChildren(state, id))
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const checked = useSelector(getChecked)
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const authenticated = useSelector(getAuthenticated)
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const dispatch = useDispatch<AppThunkDispatch>()
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const history = useHistory()
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const fetch = async () => {
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try {
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await dispatch(fetchPost(id))
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} catch (err) {
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handleApiError(err, dispatch, history)
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}
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}
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useEffect(() => {
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if (checked) fetch()
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}, [checked, id])
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useEffect(() => {
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if (post) setTitle('Post')
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}, [post])
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if (!post) return <Loading />
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return (
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<div>
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<Section>
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<Title>Post</Title>
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</Section>
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{parents.length > 0 &&
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<div>
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<PostList posts={parents} collapseText="Show Older Posts" />
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<div style={{ textAlign: 'center' }}>
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<FontAwesomeIcon icon={faArrowsAltV} />
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</div>
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</div>
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}
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<PostComponent post={post} />
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{authenticated &&
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<div>
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<Section>
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<Subtitle>Reply</Subtitle>
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</Section>
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<Composer parent={post} onPost={fetch} />
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</div>
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}
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{replies.length > 0 &&
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<div>
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<Section>
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<Subtitle>Replies</Subtitle>
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</Section>
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<PostList posts={replies} />
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</div>
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}
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</div>
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)
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}
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export default ViewPost
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