356 lines
11 KiB
TypeScript
Vendored
356 lines
11 KiB
TypeScript
Vendored
import { Component, linkEvent } from 'inferno';
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import { Subscription } from 'rxjs';
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import { retryWhen, delay, take } from 'rxjs/operators';
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import { Prompt } from 'inferno-router';
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import {
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CommentNode as CommentNodeI,
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CommentForm as CommentFormI,
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WebSocketJsonResponse,
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UserOperation,
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CommentResponse,
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} from '../interfaces';
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import {
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capitalizeFirstLetter,
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mdToHtml,
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randomStr,
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markdownHelpUrl,
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toast,
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setupTribute,
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wsJsonToRes,
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emojiPicker,
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} from '../utils';
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import { WebSocketService, UserService } from '../services';
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import autosize from 'autosize';
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import Tribute from 'tributejs/src/Tribute.js';
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import emojiShortName from 'emoji-short-name';
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import { i18n } from '../i18next';
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interface CommentFormProps {
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postId?: number;
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node?: CommentNodeI;
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onReplyCancel?(): any;
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edit?: boolean;
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disabled?: boolean;
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}
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interface CommentFormState {
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commentForm: CommentFormI;
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buttonTitle: string;
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previewMode: boolean;
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loading: boolean;
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imageLoading: boolean;
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}
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export class CommentForm extends Component<CommentFormProps, CommentFormState> {
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private id = `comment-textarea-${randomStr()}`;
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private formId = `comment-form-${randomStr()}`;
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private tribute: Tribute;
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private subscription: Subscription;
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private emptyState: CommentFormState = {
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commentForm: {
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auth: null,
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content: null,
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post_id: this.props.node
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? this.props.node.comment.post_id
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: this.props.postId,
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creator_id: UserService.Instance.user
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? UserService.Instance.user.id
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: null,
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},
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buttonTitle: !this.props.node
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? capitalizeFirstLetter(i18n.t('post'))
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: this.props.edit
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? capitalizeFirstLetter(i18n.t('edit'))
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: capitalizeFirstLetter(i18n.t('reply')),
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previewMode: false,
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loading: false,
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imageLoading: false,
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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.tribute = setupTribute();
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this.setupEmojiPicker();
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this.state = this.emptyState;
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if (this.props.node) {
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if (this.props.edit) {
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this.state.commentForm.edit_id = this.props.node.comment.id;
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this.state.commentForm.parent_id = this.props.node.comment.parent_id;
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this.state.commentForm.content = this.props.node.comment.content;
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this.state.commentForm.creator_id = this.props.node.comment.creator_id;
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} else {
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// A reply gets a new parent id
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this.state.commentForm.parent_id = this.props.node.comment.id;
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}
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}
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this.subscription = WebSocketService.Instance.subject
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.pipe(retryWhen(errors => errors.pipe(delay(3000), take(10))))
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.subscribe(
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msg => this.parseMessage(msg),
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err => console.error(err),
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() => console.log('complete')
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);
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}
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componentDidMount() {
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var textarea: any = document.getElementById(this.id);
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autosize(textarea);
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this.tribute.attach(textarea);
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textarea.addEventListener('tribute-replaced', () => {
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this.state.commentForm.content = textarea.value;
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this.setState(this.state);
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autosize.update(textarea);
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});
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}
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componentWillUnmount() {
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this.subscription.unsubscribe();
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}
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render() {
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return (
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<div class="mb-3">
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<Prompt
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when={this.state.commentForm.content}
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message={i18n.t('block_leaving')}
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/>
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<form
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id={this.formId}
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onSubmit={linkEvent(this, this.handleCommentSubmit)}
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>
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<div class="form-group row">
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<div className={`col-sm-12`}>
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<textarea
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id={this.id}
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className={`form-control ${this.state.previewMode && 'd-none'}`}
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value={this.state.commentForm.content}
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onInput={linkEvent(this, this.handleCommentContentChange)}
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onPaste={linkEvent(this, this.handleImageUploadPaste)}
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required
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disabled={this.props.disabled}
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rows={2}
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maxLength={10000}
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/>
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{this.state.previewMode && (
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<div
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className="md-div"
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dangerouslySetInnerHTML={mdToHtml(
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this.state.commentForm.content
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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="row">
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<div class="col-sm-12">
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<button
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type="submit"
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class="btn btn-sm btn-secondary mr-2"
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disabled={this.props.disabled}
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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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) : (
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<span>{this.state.buttonTitle}</span>
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)}
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</button>
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{this.state.commentForm.content && (
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<button
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className={`btn btn-sm mr-2 btn-secondary ${this.state
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.previewMode && 'active'}`}
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onClick={linkEvent(this, this.handlePreviewToggle)}
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>
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{i18n.t('preview')}
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</button>
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)}
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{this.props.node && (
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<button
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type="button"
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class="btn btn-sm btn-secondary mr-2"
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onClick={linkEvent(this, this.handleReplyCancel)}
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>
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{i18n.t('cancel')}
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</button>
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)}
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<a
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href={markdownHelpUrl}
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target="_blank"
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class="d-inline-block float-right text-muted font-weight-bold"
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title={i18n.t('formatting_help')}
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>
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<svg class="icon icon-inline">
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<use xlinkHref="#icon-help-circle"></use>
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</svg>
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</a>
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<form class="d-inline-block mr-3 float-right text-muted font-weight-bold">
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<label
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htmlFor={`file-upload-${this.id}`}
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className={`${UserService.Instance.user && 'pointer'}`}
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data-tippy-content={i18n.t('upload_image')}
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>
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<svg class="icon icon-inline">
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<use xlinkHref="#icon-image"></use>
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</svg>
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</label>
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<input
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id={`file-upload-${this.id}`}
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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.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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<span
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onClick={linkEvent(this, this.handleEmojiPickerClick)}
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class="pointer unselectable d-inline-block mr-3 float-right text-muted font-weight-bold"
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data-tippy-content={i18n.t('emoji_picker')}
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>
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<svg class="icon icon-inline">
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<use xlinkHref="#icon-smile"></use>
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</svg>
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</span>
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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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setupEmojiPicker() {
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emojiPicker.on('emoji', twemojiHtmlStr => {
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if (this.state.commentForm.content == null) {
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this.state.commentForm.content = '';
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}
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var el = document.createElement('div');
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el.innerHTML = twemojiHtmlStr;
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let nativeUnicode = (el.childNodes[0] as HTMLElement).getAttribute('alt');
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let shortName = `:${emojiShortName[nativeUnicode]}:`;
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this.state.commentForm.content += shortName;
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this.setState(this.state);
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});
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}
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handleFinished() {
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this.state.previewMode = false;
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this.state.loading = false;
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this.state.commentForm.content = '';
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this.setState(this.state);
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let form: any = document.getElementById(this.formId);
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form.reset();
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if (this.props.node) {
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this.props.onReplyCancel();
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}
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autosize.update(document.querySelector('textarea'));
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this.setState(this.state);
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}
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handleCommentSubmit(i: CommentForm, event: any) {
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event.preventDefault();
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if (i.props.edit) {
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WebSocketService.Instance.editComment(i.state.commentForm);
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} else {
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WebSocketService.Instance.createComment(i.state.commentForm);
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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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handleEmojiPickerClick(_i: CommentForm, event: any) {
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emojiPicker.togglePicker(event.target);
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}
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handleCommentContentChange(i: CommentForm, event: any) {
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i.state.commentForm.content = event.target.value;
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i.setState(i.state);
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}
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handlePreviewToggle(i: CommentForm, 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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handleReplyCancel(i: CommentForm) {
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i.props.onReplyCancel();
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}
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handleImageUploadPaste(i: CommentForm, 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: CommentForm, 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 imageUploadUrl = `/pictrs/image`;
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const formData = new FormData();
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formData.append('file', file);
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i.state.imageLoading = true;
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i.setState(i.state);
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fetch(imageUploadUrl, {
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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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let url = `${window.location.origin}/pictrs/${res.url}`;
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let imageMarkdown =
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res.filetype == 'mp4' ? `[vid](${url}/raw)` : ``;
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let content = i.state.commentForm.content;
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content = content ? `${content}\n${imageMarkdown}` : imageMarkdown;
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i.state.commentForm.content = content;
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i.state.imageLoading = false;
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i.setState(i.state);
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let textarea: any = document.getElementById(i.id);
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autosize.update(textarea);
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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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parseMessage(msg: WebSocketJsonResponse) {
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let res = wsJsonToRes(msg);
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// Only do the showing and hiding if logged in
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if (UserService.Instance.user) {
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if (res.op == UserOperation.CreateComment) {
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let data = res.data as CommentResponse;
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if (data.comment.creator_id == UserService.Instance.user.id) {
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this.handleFinished();
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}
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} else if (res.op == UserOperation.EditComment) {
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let data = res.data as CommentResponse;
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if (data.comment.creator_id == UserService.Instance.user.id) {
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this.handleFinished();
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}
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}
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}
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}
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}
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