645 lines
19 KiB
TypeScript
645 lines
19 KiB
TypeScript
import { Component, linkEvent } from 'inferno';
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import { Prompt } from 'inferno-router';
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import { PostListings } from './post-listings';
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import { MarkdownTextArea } from './markdown-textarea';
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import { Subscription } from 'rxjs';
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import {
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CreatePost,
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EditPost,
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PostView,
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PostResponse,
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UserOperation,
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CommunityView,
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SortType,
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Search,
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SearchType,
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SearchResponse,
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} from 'lemmy-js-client';
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import { WebSocketService, UserService } from '../services';
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import { PostFormParams } from '../interfaces';
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import {
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wsJsonToRes,
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getPageTitle,
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validURL,
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capitalizeFirstLetter,
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archiveUrl,
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debounce,
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isImage,
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toast,
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setupTippy,
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hostname,
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pictrsDeleteToast,
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validTitle,
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wsSubscribe,
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isBrowser,
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wsUserOp,
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wsClient,
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authField,
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} from '../utils';
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import autosize from 'autosize';
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var Choices;
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if (isBrowser()) {
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Choices = require('choices.js');
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}
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import { i18n } from '../i18next';
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import { pictrsUri } from '../env';
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const MAX_POST_TITLE_LENGTH = 200;
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interface PostFormProps {
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post_view?: PostView; // If a post is given, that means this is an edit
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communities?: CommunityView[];
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params?: PostFormParams;
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onCancel?(): any;
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onCreate?(post: PostView): any;
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onEdit?(post: PostView): any;
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enableNsfw: boolean;
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enableDownvotes: boolean;
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}
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interface PostFormState {
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postForm: CreatePost;
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loading: boolean;
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imageLoading: boolean;
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previewMode: boolean;
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suggestedTitle: string;
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suggestedPosts: PostView[];
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crossPosts: PostView[];
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}
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export class PostForm extends Component<PostFormProps, PostFormState> {
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private subscription: Subscription;
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private choices: any;
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private emptyState: PostFormState = {
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postForm: {
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community_id: null,
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name: null,
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nsfw: false,
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auth: authField(false),
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},
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loading: false,
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imageLoading: false,
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previewMode: false,
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suggestedTitle: undefined,
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suggestedPosts: [],
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crossPosts: [],
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};
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constructor(props: any, context: any) {
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super(props, context);
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this.fetchSimilarPosts = debounce(this.fetchSimilarPosts).bind(this);
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this.fetchPageTitle = debounce(this.fetchPageTitle).bind(this);
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this.handlePostBodyChange = this.handlePostBodyChange.bind(this);
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this.state = this.emptyState;
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// Means its an edit
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if (this.props.post_view) {
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this.state.postForm = {
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body: this.props.post_view.post.body,
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name: this.props.post_view.post.name,
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community_id: this.props.post_view.community.id,
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url: this.props.post_view.post.url,
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nsfw: this.props.post_view.post.nsfw,
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auth: authField(),
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};
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}
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if (this.props.params) {
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this.state.postForm.name = this.props.params.name;
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if (this.props.params.url) {
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this.state.postForm.url = this.props.params.url;
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}
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if (this.props.params.body) {
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this.state.postForm.body = this.props.params.body;
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}
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}
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this.parseMessage = this.parseMessage.bind(this);
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this.subscription = wsSubscribe(this.parseMessage);
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}
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componentDidMount() {
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setupTippy();
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this.setupCommunities();
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let textarea: any = document.getElementById('post-title');
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if (textarea) {
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autosize(textarea);
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}
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}
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componentDidUpdate() {
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if (
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!this.state.loading &&
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(this.state.postForm.name ||
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this.state.postForm.url ||
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this.state.postForm.body)
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) {
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window.onbeforeunload = () => true;
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} else {
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window.onbeforeunload = undefined;
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}
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}
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componentWillUnmount() {
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this.subscription.unsubscribe();
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/* this.choices && this.choices.destroy(); */
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window.onbeforeunload = null;
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}
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render() {
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return (
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<div>
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<Prompt
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when={
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!this.state.loading &&
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(this.state.postForm.name ||
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this.state.postForm.url ||
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this.state.postForm.body)
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}
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message={i18n.t('block_leaving')}
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/>
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<form onSubmit={linkEvent(this, this.handlePostSubmit)}>
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<div class="form-group row">
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<label class="col-sm-2 col-form-label" htmlFor="post-url">
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{i18n.t('url')}
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</label>
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<div class="col-sm-10">
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<input
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type="url"
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id="post-url"
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class="form-control"
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value={this.state.postForm.url}
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onInput={linkEvent(this, this.handlePostUrlChange)}
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onPaste={linkEvent(this, this.handleImageUploadPaste)}
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/>
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{this.state.suggestedTitle && (
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<div
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class="mt-1 text-muted small font-weight-bold pointer"
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role="button"
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onClick={linkEvent(this, this.copySuggestedTitle)}
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>
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{i18n.t('copy_suggested_title', {
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title: this.state.suggestedTitle,
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})}
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</div>
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)}
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<form>
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<label
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htmlFor="file-upload"
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className={`${
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UserService.Instance.user && 'pointer'
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} d-inline-block float-right text-muted font-weight-bold`}
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data-tippy-content={i18n.t('upload_image')}
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>
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<svg class="icon icon-inline">
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<use xlinkHref="#icon-image"></use>
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</svg>
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</label>
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<input
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id="file-upload"
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type="file"
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accept="image/*,video/*"
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name="file"
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class="d-none"
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disabled={!UserService.Instance.user}
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onChange={linkEvent(this, this.handleImageUpload)}
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/>
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</form>
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{this.state.postForm.url && validURL(this.state.postForm.url) && (
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<a
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href={`${archiveUrl}/?run=1&url=${encodeURIComponent(
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this.state.postForm.url
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)}`}
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target="_blank"
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class="mr-2 d-inline-block float-right text-muted small font-weight-bold"
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rel="noopener"
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>
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{i18n.t('archive_link')}
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</a>
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)}
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{this.state.imageLoading && (
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<svg class="icon icon-spinner spin">
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<use xlinkHref="#icon-spinner"></use>
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</svg>
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)}
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{isImage(this.state.postForm.url) && (
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<img src={this.state.postForm.url} class="img-fluid" alt="" />
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)}
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{this.state.crossPosts.length > 0 && (
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<>
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<div class="my-1 text-muted small font-weight-bold">
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{i18n.t('cross_posts')}
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</div>
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<PostListings
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showCommunity
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posts={this.state.crossPosts}
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enableDownvotes={this.props.enableDownvotes}
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enableNsfw={this.props.enableNsfw}
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/>
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</>
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)}
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</div>
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</div>
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<div class="form-group row">
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<label class="col-sm-2 col-form-label" htmlFor="post-title">
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{i18n.t('title')}
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</label>
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<div class="col-sm-10">
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<textarea
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value={this.state.postForm.name}
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id="post-title"
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onInput={linkEvent(this, this.handlePostNameChange)}
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class={`form-control ${
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!validTitle(this.state.postForm.name) && 'is-invalid'
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}`}
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required
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rows={1}
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minLength={3}
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maxLength={MAX_POST_TITLE_LENGTH}
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/>
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{!validTitle(this.state.postForm.name) && (
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<div class="invalid-feedback">
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{i18n.t('invalid_post_title')}
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</div>
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)}
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{this.state.suggestedPosts.length > 0 && (
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<>
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<div class="my-1 text-muted small font-weight-bold">
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{i18n.t('related_posts')}
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</div>
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<PostListings
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posts={this.state.suggestedPosts}
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enableDownvotes={this.props.enableDownvotes}
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enableNsfw={this.props.enableNsfw}
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/>
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</>
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)}
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</div>
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</div>
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<div class="form-group row">
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<label class="col-sm-2 col-form-label">{i18n.t('body')}</label>
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<div class="col-sm-10">
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<MarkdownTextArea
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initialContent={this.state.postForm.body}
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onContentChange={this.handlePostBodyChange}
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/>
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</div>
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</div>
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{!this.props.post_view && (
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<div class="form-group row">
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<label class="col-sm-2 col-form-label" htmlFor="post-community">
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{i18n.t('community')}
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</label>
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<div class="col-sm-10">
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<select
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class="form-control"
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id="post-community"
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value={this.state.postForm.community_id}
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onInput={linkEvent(this, this.handlePostCommunityChange)}
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>
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<option>{i18n.t('select_a_community')}</option>
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{this.props.communities.map(cv => (
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<option value={cv.community.id}>
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{cv.community.local
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? cv.community.name
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: `${hostname(cv.community.actor_id)}/${
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cv.community.name
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}`}
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</option>
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))}
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</select>
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</div>
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</div>
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)}
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{this.props.enableNsfw && (
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<div class="form-group row">
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<div class="col-sm-10">
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<div class="form-check">
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<input
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class="form-check-input"
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id="post-nsfw"
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type="checkbox"
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checked={this.state.postForm.nsfw}
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onChange={linkEvent(this, this.handlePostNsfwChange)}
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/>
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<label class="form-check-label" htmlFor="post-nsfw">
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{i18n.t('nsfw')}
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</label>
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</div>
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</div>
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</div>
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)}
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<div class="form-group row">
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<div class="col-sm-10">
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<button
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disabled={
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!this.state.postForm.community_id || this.state.loading
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}
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type="submit"
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class="btn btn-secondary mr-2"
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>
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{this.state.loading ? (
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<svg class="icon icon-spinner spin">
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<use xlinkHref="#icon-spinner"></use>
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</svg>
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) : this.props.post_view ? (
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capitalizeFirstLetter(i18n.t('save'))
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) : (
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capitalizeFirstLetter(i18n.t('create'))
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)}
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</button>
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{this.props.post_view && (
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<button
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type="button"
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class="btn btn-secondary"
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onClick={linkEvent(this, this.handleCancel)}
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>
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{i18n.t('cancel')}
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</button>
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)}
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</div>
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</div>
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</form>
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</div>
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);
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}
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handlePostSubmit(i: PostForm, event: any) {
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event.preventDefault();
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// Coerce empty url string to undefined
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if (i.state.postForm.url !== undefined && i.state.postForm.url === '') {
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i.state.postForm.url = undefined;
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}
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if (i.props.post_view) {
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let form: EditPost = {
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...i.state.postForm,
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post_id: i.props.post_view.post.id,
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};
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WebSocketService.Instance.send(wsClient.editPost(form));
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} else {
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WebSocketService.Instance.send(wsClient.createPost(i.state.postForm));
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}
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i.state.loading = true;
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i.setState(i.state);
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}
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copySuggestedTitle(i: PostForm) {
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i.state.postForm.name = i.state.suggestedTitle.substring(
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0,
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MAX_POST_TITLE_LENGTH
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);
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i.state.suggestedTitle = undefined;
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setTimeout(() => {
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let textarea: any = document.getElementById('post-title');
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autosize.update(textarea);
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}, 10);
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i.setState(i.state);
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}
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handlePostUrlChange(i: PostForm, event: any) {
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i.state.postForm.url = event.target.value;
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i.setState(i.state);
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i.fetchPageTitle();
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}
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fetchPageTitle() {
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if (validURL(this.state.postForm.url)) {
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let form: Search = {
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q: this.state.postForm.url,
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type_: SearchType.Url,
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sort: SortType.TopAll,
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page: 1,
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limit: 6,
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auth: authField(false),
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};
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WebSocketService.Instance.send(wsClient.search(form));
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// Fetch the page title
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getPageTitle(this.state.postForm.url).then(d => {
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this.state.suggestedTitle = d;
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this.setState(this.state);
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});
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} else {
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this.state.suggestedTitle = undefined;
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this.state.crossPosts = [];
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}
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}
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handlePostNameChange(i: PostForm, event: any) {
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i.state.postForm.name = event.target.value;
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i.setState(i.state);
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i.fetchSimilarPosts();
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}
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fetchSimilarPosts() {
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let form: Search = {
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q: this.state.postForm.name,
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type_: SearchType.Posts,
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sort: SortType.TopAll,
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community_id: this.state.postForm.community_id,
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page: 1,
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limit: 6,
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auth: authField(false),
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};
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if (this.state.postForm.name !== '') {
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WebSocketService.Instance.send(wsClient.search(form));
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} else {
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this.state.suggestedPosts = [];
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}
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this.setState(this.state);
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}
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handlePostBodyChange(val: string) {
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this.state.postForm.body = val;
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this.setState(this.state);
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}
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handlePostCommunityChange(i: PostForm, event: any) {
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i.state.postForm.community_id = Number(event.target.value);
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i.setState(i.state);
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}
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handlePostNsfwChange(i: PostForm, event: any) {
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i.state.postForm.nsfw = event.target.checked;
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i.setState(i.state);
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}
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handleCancel(i: PostForm) {
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i.props.onCancel();
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}
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handlePreviewToggle(i: PostForm, event: any) {
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event.preventDefault();
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i.state.previewMode = !i.state.previewMode;
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i.setState(i.state);
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}
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handleImageUploadPaste(i: PostForm, event: any) {
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let image = event.clipboardData.files[0];
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if (image) {
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i.handleImageUpload(i, image);
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}
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}
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handleImageUpload(i: PostForm, event: any) {
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let file: any;
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if (event.target) {
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event.preventDefault();
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file = event.target.files[0];
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} else {
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file = event;
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}
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const formData = new FormData();
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formData.append('images[]', file);
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i.state.imageLoading = true;
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i.setState(i.state);
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fetch(pictrsUri, {
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method: 'POST',
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body: formData,
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})
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.then(res => res.json())
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.then(res => {
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console.log('pictrs upload:');
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console.log(res);
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if (res.msg == 'ok') {
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let hash = res.files[0].file;
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let url = `${pictrsUri}/${hash}`;
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let deleteToken = res.files[0].delete_token;
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let deleteUrl = `${pictrsUri}/delete/${deleteToken}/${hash}`;
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i.state.postForm.url = url;
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i.state.imageLoading = false;
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i.setState(i.state);
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pictrsDeleteToast(
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i18n.t('click_to_delete_picture'),
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i18n.t('picture_deleted'),
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deleteUrl
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);
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} else {
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i.state.imageLoading = false;
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i.setState(i.state);
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toast(JSON.stringify(res), 'danger');
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}
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})
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.catch(error => {
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i.state.imageLoading = false;
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i.setState(i.state);
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toast(error, 'danger');
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});
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}
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setupCommunities() {
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// Set up select searching
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if (isBrowser()) {
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let selectId: any = document.getElementById('post-community');
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if (selectId) {
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this.choices = new Choices(selectId, {
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shouldSort: false,
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classNames: {
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containerOuter: 'choices',
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containerInner: 'choices__inner bg-light border-0',
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input: 'form-control',
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inputCloned: 'choices__input--cloned',
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|
list: 'choices__list',
|
|
listItems: 'choices__list--multiple',
|
|
listSingle: 'choices__list--single',
|
|
listDropdown: 'choices__list--dropdown',
|
|
item: 'choices__item bg-light',
|
|
itemSelectable: 'choices__item--selectable',
|
|
itemDisabled: 'choices__item--disabled',
|
|
itemChoice: 'choices__item--choice',
|
|
placeholder: 'choices__placeholder',
|
|
group: 'choices__group',
|
|
groupHeading: 'choices__heading',
|
|
button: 'choices__button',
|
|
activeState: 'is-active',
|
|
focusState: 'is-focused',
|
|
openState: 'is-open',
|
|
disabledState: 'is-disabled',
|
|
highlightedState: 'text-info',
|
|
selectedState: 'text-info',
|
|
flippedState: 'is-flipped',
|
|
loadingState: 'is-loading',
|
|
noResults: 'has-no-results',
|
|
noChoices: 'has-no-choices',
|
|
},
|
|
});
|
|
this.choices.passedElement.element.addEventListener(
|
|
'choice',
|
|
(e: any) => {
|
|
this.state.postForm.community_id = Number(e.detail.choice.value);
|
|
this.setState(this.state);
|
|
},
|
|
false
|
|
);
|
|
}
|
|
}
|
|
|
|
if (this.props.post_view) {
|
|
this.state.postForm.community_id = this.props.post_view.community.id;
|
|
} else if (
|
|
this.props.params &&
|
|
(this.props.params.community_id || this.props.params.community_name)
|
|
) {
|
|
if (this.props.params.community_name) {
|
|
let foundCommunityId = this.props.communities.find(
|
|
r => r.community.name == this.props.params.community_name
|
|
).community.id;
|
|
this.state.postForm.community_id = foundCommunityId;
|
|
} else if (this.props.params.community_id) {
|
|
this.state.postForm.community_id = this.props.params.community_id;
|
|
}
|
|
|
|
if (isBrowser()) {
|
|
this.choices.setChoiceByValue(
|
|
this.state.postForm.community_id.toString()
|
|
);
|
|
}
|
|
this.setState(this.state);
|
|
} else {
|
|
// By default, the null valued 'Select a Community'
|
|
}
|
|
}
|
|
|
|
parseMessage(msg: any) {
|
|
let op = wsUserOp(msg);
|
|
if (msg.error) {
|
|
toast(i18n.t(msg.error), 'danger');
|
|
this.state.loading = false;
|
|
this.setState(this.state);
|
|
return;
|
|
} else if (op == UserOperation.CreatePost) {
|
|
let data = wsJsonToRes<PostResponse>(msg).data;
|
|
if (data.post_view.creator.id == UserService.Instance.user.id) {
|
|
this.state.loading = false;
|
|
this.props.onCreate(data.post_view);
|
|
}
|
|
} else if (op == UserOperation.EditPost) {
|
|
let data = wsJsonToRes<PostResponse>(msg).data;
|
|
if (data.post_view.creator.id == UserService.Instance.user.id) {
|
|
this.state.loading = false;
|
|
this.props.onEdit(data.post_view);
|
|
}
|
|
} else if (op == UserOperation.Search) {
|
|
let data = wsJsonToRes<SearchResponse>(msg).data;
|
|
|
|
if (data.type_ == SearchType[SearchType.Posts]) {
|
|
this.state.suggestedPosts = data.posts;
|
|
} else if (data.type_ == SearchType[SearchType.Url]) {
|
|
this.state.crossPosts = data.posts;
|
|
}
|
|
this.setState(this.state);
|
|
}
|
|
}
|
|
}
|