mirror of https://github.com/LemmyNet/lemmy
Merge branch 'main' of https://github.com/lemmynet/lemmy into main
commit
a9de6b6d00
@ -0,0 +1,509 @@
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import { Component, linkEvent } from 'inferno';
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import { Prompt } from 'inferno-router';
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import {
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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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pictrsDeleteToast,
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setupTippy,
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} from '../utils';
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import { 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 { i18n } from '../i18next';
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interface MarkdownTextAreaProps {
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initialContent: string;
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finished?: boolean;
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buttonTitle?: string;
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replyType?: boolean;
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focus?: boolean;
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disabled?: boolean;
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onSubmit?(val: string): any;
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onContentChange?(val: string): any;
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onReplyCancel?(): any;
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}
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interface MarkdownTextAreaState {
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content: 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 MarkdownTextArea extends Component<
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MarkdownTextAreaProps,
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MarkdownTextAreaState
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> {
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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 emptyState: MarkdownTextAreaState = {
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content: this.props.initialContent,
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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.state = this.emptyState;
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}
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componentDidMount() {
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let textarea: any = document.getElementById(this.id);
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if (textarea) {
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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.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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this.quoteInsert();
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if (this.props.focus) {
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textarea.focus();
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}
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// TODO this is slow for some reason
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setupTippy();
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}
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}
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componentDidUpdate() {
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if (this.state.content) {
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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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componentWillReceiveProps(nextProps: MarkdownTextAreaProps) {
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if (nextProps.finished) {
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this.state.previewMode = false;
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this.state.loading = false;
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this.state.content = '';
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this.setState(this.state);
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if (this.props.replyType) {
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this.props.onReplyCancel();
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}
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let textarea: any = document.getElementById(this.id);
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let form: any = document.getElementById(this.formId);
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form.reset();
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setTimeout(() => autosize.update(textarea), 10);
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this.setState(this.state);
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}
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}
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componentWillUnmount() {
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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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<form id={this.formId} onSubmit={linkEvent(this, this.handleSubmit)}>
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<Prompt when={this.state.content} message={i18n.t('block_leaving')} />
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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.content}
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onInput={linkEvent(this, this.handleContentChange)}
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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="card card-body md-div"
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dangerouslySetInnerHTML={mdToHtml(this.state.content)}
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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 d-flex flex-wrap">
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{this.props.buttonTitle && (
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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 || this.state.loading}
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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.props.buttonTitle}</span>
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)}
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</button>
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)}
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{this.props.replyType && (
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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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{this.state.content && (
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<button
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className={`btn btn-sm btn-secondary mr-2 ${
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this.state.previewMode && 'active'
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}`}
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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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{/* A flex expander */}
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<div class="flex-grow-1"></div>
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<button
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class="btn btn-sm text-muted"
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data-tippy-content={i18n.t('bold')}
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onClick={linkEvent(this, this.handleInsertBold)}
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>
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<svg class="icon icon-inline">
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<use xlinkHref="#icon-bold"></use>
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</svg>
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</button>
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<button
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class="btn btn-sm text-muted"
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data-tippy-content={i18n.t('italic')}
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onClick={linkEvent(this, this.handleInsertItalic)}
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>
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<svg class="icon icon-inline">
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<use xlinkHref="#icon-italic"></use>
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</svg>
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</button>
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<button
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class="btn btn-sm text-muted"
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data-tippy-content={i18n.t('link')}
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onClick={linkEvent(this, this.handleInsertLink)}
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>
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<svg class="icon icon-inline">
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<use xlinkHref="#icon-link"></use>
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</svg>
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</button>
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<form class="btn btn-sm text-muted font-weight-bold">
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<label
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htmlFor={`file-upload-${this.id}`}
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className={`mb-0 ${UserService.Instance.user && 'pointer'}`}
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data-tippy-content={i18n.t('upload_image')}
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>
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{this.state.imageLoading ? (
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<svg class="icon icon-spinner spin">
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<use xlinkHref="#icon-spinner"></use>
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</svg>
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) : (
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<svg class="icon icon-inline">
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<use xlinkHref="#icon-image"></use>
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</svg>
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)}
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</label>
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<input
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id={`file-upload-${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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<button
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class="btn btn-sm text-muted"
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data-tippy-content={i18n.t('header')}
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onClick={linkEvent(this, this.handleInsertHeader)}
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>
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<svg class="icon icon-inline">
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<use xlinkHref="#icon-header"></use>
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</svg>
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</button>
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<button
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class="btn btn-sm text-muted"
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data-tippy-content={i18n.t('strikethrough')}
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onClick={linkEvent(this, this.handleInsertStrikethrough)}
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>
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<svg class="icon icon-inline">
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<use xlinkHref="#icon-strikethrough"></use>
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</svg>
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</button>
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<button
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class="btn btn-sm text-muted"
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data-tippy-content={i18n.t('quote')}
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onClick={linkEvent(this, this.handleInsertQuote)}
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>
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<svg class="icon icon-inline">
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<use xlinkHref="#icon-format_quote"></use>
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</svg>
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</button>
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<button
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class="btn btn-sm text-muted"
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data-tippy-content={i18n.t('list')}
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onClick={linkEvent(this, this.handleInsertList)}
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>
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<svg class="icon icon-inline">
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<use xlinkHref="#icon-list"></use>
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</svg>
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</button>
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<button
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class="btn btn-sm text-muted"
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data-tippy-content={i18n.t('code')}
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onClick={linkEvent(this, this.handleInsertCode)}
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>
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<svg class="icon icon-inline">
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<use xlinkHref="#icon-code"></use>
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</svg>
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</button>
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<button
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class="btn btn-sm text-muted"
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data-tippy-content={i18n.t('spoiler')}
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onClick={linkEvent(this, this.handleInsertSpoiler)}
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>
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<svg class="icon icon-inline">
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<use xlinkHref="#icon-alert-triangle"></use>
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</svg>
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</button>
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<a
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href={markdownHelpUrl}
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target="_blank"
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class="btn btn-sm text-muted font-weight-bold"
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title={i18n.t('formatting_help')}
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rel="noopener"
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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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</div>
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</div>
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</form>
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);
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}
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handleImageUploadPaste(i: MarkdownTextArea, 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: MarkdownTextArea, 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('images[]', file);
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i.state.imageLoading = true;
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i.setState(i.state);
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||||
fetch(imageUploadUrl, {
|
||||
method: 'POST',
|
||||
body: formData,
|
||||
})
|
||||
.then(res => res.json())
|
||||
.then(res => {
|
||||
console.log('pictrs upload:');
|
||||
console.log(res);
|
||||
if (res.msg == 'ok') {
|
||||
let hash = res.files[0].file;
|
||||
let url = `${window.location.origin}/pictrs/image/${hash}`;
|
||||
let deleteToken = res.files[0].delete_token;
|
||||
let deleteUrl = `${window.location.origin}/pictrs/image/delete/${deleteToken}/${hash}`;
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||||
let imageMarkdown = `![](${url})`;
|
||||
let content = i.state.content;
|
||||
content = content ? `${content}\n${imageMarkdown}` : imageMarkdown;
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||||
i.state.content = content;
|
||||
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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pictrsDeleteToast(
|
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i18n.t('click_to_delete_picture'),
|
||||
i18n.t('picture_deleted'),
|
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deleteUrl
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);
|
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} else {
|
||||
i.state.imageLoading = false;
|
||||
i.setState(i.state);
|
||||
toast(JSON.stringify(res), 'danger');
|
||||
}
|
||||
})
|
||||
.catch(error => {
|
||||
i.state.imageLoading = false;
|
||||
i.setState(i.state);
|
||||
toast(error, 'danger');
|
||||
});
|
||||
}
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||||
|
||||
handleContentChange(i: MarkdownTextArea, event: any) {
|
||||
i.state.content = event.target.value;
|
||||
i.setState(i.state);
|
||||
if (i.props.onContentChange) {
|
||||
i.props.onContentChange(i.state.content);
|
||||
}
|
||||
}
|
||||
|
||||
handlePreviewToggle(i: MarkdownTextArea, event: any) {
|
||||
event.preventDefault();
|
||||
i.state.previewMode = !i.state.previewMode;
|
||||
i.setState(i.state);
|
||||
}
|
||||
|
||||
handleSubmit(i: MarkdownTextArea, event: any) {
|
||||
event.preventDefault();
|
||||
i.state.loading = true;
|
||||
i.setState(i.state);
|
||||
i.props.onSubmit(i.state.content);
|
||||
}
|
||||
|
||||
handleReplyCancel(i: MarkdownTextArea) {
|
||||
i.props.onReplyCancel();
|
||||
}
|
||||
|
||||
handleInsertLink(i: MarkdownTextArea, event: any) {
|
||||
event.preventDefault();
|
||||
if (!i.state.content) {
|
||||
i.state.content = '';
|
||||
}
|
||||
let textarea: any = document.getElementById(i.id);
|
||||
let start: number = textarea.selectionStart;
|
||||
let end: number = textarea.selectionEnd;
|
||||
|
||||
if (start !== end) {
|
||||
let selectedText = i.state.content.substring(start, end);
|
||||
i.state.content = `${i.state.content.substring(
|
||||
0,
|
||||
start
|
||||
)} [${selectedText}]() ${i.state.content.substring(end)}`;
|
||||
textarea.focus();
|
||||
setTimeout(() => (textarea.selectionEnd = end + 4), 10);
|
||||
} else {
|
||||
i.state.content += '[]()';
|
||||
textarea.focus();
|
||||
setTimeout(() => (textarea.selectionEnd -= 1), 10);
|
||||
}
|
||||
i.setState(i.state);
|
||||
}
|
||||
|
||||
simpleSurround(chars: string) {
|
||||
this.simpleSurroundBeforeAfter(chars, chars);
|
||||
}
|
||||
|
||||
simpleSurroundBeforeAfter(beforeChars: string, afterChars: string) {
|
||||
if (!this.state.content) {
|
||||
this.state.content = '';
|
||||
}
|
||||
let textarea: any = document.getElementById(this.id);
|
||||
let start: number = textarea.selectionStart;
|
||||
let end: number = textarea.selectionEnd;
|
||||
|
||||
if (start !== end) {
|
||||
let selectedText = this.state.content.substring(start, end);
|
||||
this.state.content = `${this.state.content.substring(
|
||||
0,
|
||||
start - 1
|
||||
)} ${beforeChars}${selectedText}${afterChars} ${this.state.content.substring(
|
||||
end + 1
|
||||
)}`;
|
||||
} else {
|
||||
this.state.content += `${beforeChars}___${afterChars}`;
|
||||
}
|
||||
this.setState(this.state);
|
||||
setTimeout(() => {
|
||||
autosize.update(textarea);
|
||||
}, 10);
|
||||
}
|
||||
|
||||
handleInsertBold(i: MarkdownTextArea, event: any) {
|
||||
event.preventDefault();
|
||||
i.simpleSurround('**');
|
||||
}
|
||||
|
||||
handleInsertItalic(i: MarkdownTextArea, event: any) {
|
||||
event.preventDefault();
|
||||
i.simpleSurround('*');
|
||||
}
|
||||
|
||||
handleInsertCode(i: MarkdownTextArea, event: any) {
|
||||
event.preventDefault();
|
||||
i.simpleSurround('`');
|
||||
}
|
||||
|
||||
handleInsertStrikethrough(i: MarkdownTextArea, event: any) {
|
||||
event.preventDefault();
|
||||
i.simpleSurround('~~');
|
||||
}
|
||||
|
||||
handleInsertList(i: MarkdownTextArea, event: any) {
|
||||
event.preventDefault();
|
||||
i.simpleInsert('-');
|
||||
}
|
||||
|
||||
handleInsertQuote(i: MarkdownTextArea, event: any) {
|
||||
event.preventDefault();
|
||||
i.simpleInsert('>');
|
||||
}
|
||||
|
||||
handleInsertHeader(i: MarkdownTextArea, event: any) {
|
||||
event.preventDefault();
|
||||
i.simpleInsert('#');
|
||||
}
|
||||
|
||||
simpleInsert(chars: string) {
|
||||
if (!this.state.content) {
|
||||
this.state.content = `${chars} `;
|
||||
} else {
|
||||
this.state.content += `\n${chars} `;
|
||||
}
|
||||
|
||||
let textarea: any = document.getElementById(this.id);
|
||||
textarea.focus();
|
||||
setTimeout(() => {
|
||||
autosize.update(textarea);
|
||||
}, 10);
|
||||
this.setState(this.state);
|
||||
}
|
||||
|
||||
handleInsertSpoiler(i: MarkdownTextArea, event: any) {
|
||||
event.preventDefault();
|
||||
let beforeChars = `\n::: spoiler ${i18n.t('spoiler')}\n`;
|
||||
let afterChars = '\n:::\n';
|
||||
i.simpleSurroundBeforeAfter(beforeChars, afterChars);
|
||||
}
|
||||
|
||||
quoteInsert() {
|
||||
let textarea: any = document.getElementById(this.id);
|
||||
let selectedText = window.getSelection().toString();
|
||||
if (selectedText) {
|
||||
let quotedText =
|
||||
selectedText
|
||||
.split('\n')
|
||||
.map(t => `> ${t}`)
|
||||
.join('\n') + '\n\n';
|
||||
this.state.content = quotedText;
|
||||
this.setState(this.state);
|
||||
// Not sure why this needs a delay
|
||||
setTimeout(() => autosize.update(textarea), 10);
|
||||
}
|
||||
}
|
||||
}
|
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Reference in New Issue