403 lines
10 KiB
Vue
403 lines
10 KiB
Vue
<script>
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import { GlIcon, GlSafeHtmlDirective } from '@gitlab/ui';
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import $ from 'jquery';
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import '~/behaviors/markdown/render_gfm';
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import { debounce, unescape } from 'lodash';
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import createFlash from '~/flash';
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import GLForm from '~/gl_form';
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import axios from '~/lib/utils/axios_utils';
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import { stripHtml } from '~/lib/utils/text_utility';
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import { __, sprintf } from '~/locale';
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import Suggestions from '~/vue_shared/components/markdown/suggestions.vue';
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import glFeatureFlagsMixin from '~/vue_shared/mixins/gl_feature_flags_mixin';
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import MarkdownHeader from './header.vue';
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import MarkdownToolbar from './toolbar.vue';
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function cleanUpLine(content) {
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return unescape(stripHtml(content).replace(/\\n/g, '%br').replace(/\n/g, ''));
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}
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export default {
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components: {
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MarkdownHeader,
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MarkdownToolbar,
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GlIcon,
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Suggestions,
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},
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directives: {
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SafeHtml: GlSafeHtmlDirective,
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},
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mixins: [glFeatureFlagsMixin()],
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props: {
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/**
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* This prop should be bound to the value of the `<textarea>` element
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* that is rendered as a child of this component (in the `textarea` slot)
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*/
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textareaValue: {
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type: String,
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required: true,
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},
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markdownDocsPath: {
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type: String,
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required: true,
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},
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isSubmitting: {
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type: Boolean,
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required: false,
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default: false,
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},
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markdownPreviewPath: {
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type: String,
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required: false,
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default: '',
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},
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enablePreview: {
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type: Boolean,
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required: false,
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default: true,
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},
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addSpacingClasses: {
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type: Boolean,
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required: false,
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default: true,
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},
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quickActionsDocsPath: {
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type: String,
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required: false,
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default: '',
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},
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canAttachFile: {
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type: Boolean,
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required: false,
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default: true,
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},
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uploadsPath: {
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type: String,
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required: false,
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default: '',
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},
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enableAutocomplete: {
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type: Boolean,
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required: false,
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default: true,
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},
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line: {
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type: Object,
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required: false,
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default: null,
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},
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lines: {
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type: Array,
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required: false,
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default: () => [],
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},
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note: {
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type: Object,
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required: false,
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default: () => ({}),
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},
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canSuggest: {
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type: Boolean,
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required: false,
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default: false,
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},
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helpPagePath: {
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type: String,
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required: false,
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default: '',
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},
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showSuggestPopover: {
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type: Boolean,
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required: false,
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default: false,
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},
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showCommentToolBar: {
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type: Boolean,
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required: false,
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default: true,
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},
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restrictedToolBarItems: {
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type: Array,
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required: false,
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default: () => [],
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},
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},
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data() {
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return {
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markdownPreview: '',
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referencedCommands: '',
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referencedUsers: [],
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hasSuggestion: false,
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markdownPreviewLoading: false,
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previewMarkdown: false,
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suggestions: this.note.suggestions || [],
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debouncedFetchMarkdownLoading: false,
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};
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},
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computed: {
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shouldShowReferencedUsers() {
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const referencedUsersThreshold = 10;
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return this.referencedUsers.length >= referencedUsersThreshold;
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},
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lineContent() {
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if (this.lines.length) {
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return this.lines
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.map((line) => {
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const { rich_text: richText, text } = line;
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if (text) {
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return text;
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}
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return cleanUpLine(richText);
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})
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.join('\\n');
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}
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if (this.line) {
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const { rich_text: richText, text } = this.line;
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if (text) {
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return text;
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}
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return cleanUpLine(richText);
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}
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return '';
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},
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lineNumber() {
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let lineNumber;
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if (this.line) {
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const { new_line: newLine, old_line: oldLine } = this.line;
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lineNumber = newLine || oldLine;
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}
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return lineNumber;
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},
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lineType() {
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return this.line ? this.line.type : '';
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},
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addMultipleToDiscussionWarning() {
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return sprintf(
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__(
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'You are about to add %{usersTag} people to the discussion. They will all receive a notification.',
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),
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{
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usersTag: `<strong><span class="js-referenced-users-count">${this.referencedUsers.length}</span></strong>`,
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},
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false,
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);
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},
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suggestionsStartIndex() {
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return Math.max(this.lines.length - 1, 0);
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},
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},
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watch: {
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isSubmitting(isSubmitting) {
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if (!isSubmitting || !this.$refs['markdown-preview'].querySelectorAll) {
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return;
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}
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const mediaInPreview = this.$refs['markdown-preview'].querySelectorAll('video, audio');
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if (mediaInPreview) {
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mediaInPreview.forEach((media) => {
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media.pause();
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});
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}
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},
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textareaValue: {
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immediate: true,
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handler(textareaValue, oldVal) {
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const all = /@all([^\w._-]|$)/;
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const hasAll = all.test(textareaValue);
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const hadAll = all.test(oldVal);
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const justAddedAll = !hadAll && hasAll;
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const justRemovedAll = hadAll && !hasAll;
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if (justAddedAll) {
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this.debouncedFetchMarkdownLoading = false;
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this.debouncedFetchMarkdown();
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} else if (justRemovedAll) {
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this.debouncedFetchMarkdownLoading = true;
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this.referencedUsers = [];
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}
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},
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},
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enablePreview: {
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immediate: true,
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handler(newVal) {
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if (!newVal) {
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this.showWriteTab();
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}
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},
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},
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},
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mounted() {
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// GLForm class handles all the toolbar buttons
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return new GLForm(
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$(this.$refs['gl-form']),
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{
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emojis: this.enableAutocomplete,
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members: this.enableAutocomplete,
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issues: this.enableAutocomplete,
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mergeRequests: this.enableAutocomplete,
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epics: this.enableAutocomplete,
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milestones: this.enableAutocomplete,
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labels: this.enableAutocomplete,
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snippets: this.enableAutocomplete,
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vulnerabilities: this.enableAutocomplete,
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contacts: this.enableAutocomplete,
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},
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true,
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);
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},
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beforeDestroy() {
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const glForm = $(this.$refs['gl-form']).data('glForm');
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if (glForm) {
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glForm.destroy();
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}
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},
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methods: {
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showPreviewTab() {
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if (this.previewMarkdown) return;
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this.previewMarkdown = true;
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if (this.textareaValue) {
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this.markdownPreviewLoading = true;
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this.markdownPreview = __('Loading…');
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this.fetchMarkdown()
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.then((data) => this.renderMarkdown(data))
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.catch(() =>
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createFlash({
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message: __('Error loading markdown preview'),
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}),
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);
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} else {
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this.renderMarkdown();
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}
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},
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showWriteTab() {
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this.markdownPreview = '';
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this.previewMarkdown = false;
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},
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fetchMarkdown() {
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return axios.post(this.markdownPreviewPath, { text: this.textareaValue }).then(({ data }) => {
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const { references } = data;
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if (references) {
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this.referencedCommands = references.commands;
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this.referencedUsers = references.users;
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this.hasSuggestion = references.suggestions?.length > 0;
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this.suggestions = references.suggestions;
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}
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return data;
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});
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},
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debouncedFetchMarkdown: debounce(function debouncedFetchMarkdown() {
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return this.fetchMarkdown().then(() => {
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if (this.debouncedFetchMarkdownLoading) {
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this.referencedUsers = [];
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this.debouncedFetchMarkdownLoading = false;
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}
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});
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}, 400),
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renderMarkdown(data = {}) {
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this.markdownPreviewLoading = false;
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this.markdownPreview = data.body || __('Nothing to preview.');
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this.$nextTick()
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.then(() => $(this.$refs['markdown-preview']).renderGFM())
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.catch(() =>
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createFlash({
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message: __('Error rendering Markdown preview'),
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}),
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);
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},
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},
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safeHtmlConfig: {
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ADD_TAGS: ['gl-emoji'],
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},
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};
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</script>
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<template>
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<div
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ref="gl-form"
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:class="{ 'gl-mt-3 gl-mb-3': addSpacingClasses }"
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class="js-vue-markdown-field md-area position-relative gfm-form"
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:data-uploads-path="uploadsPath"
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>
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<markdown-header
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:preview-markdown="previewMarkdown"
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:line-content="lineContent"
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:can-suggest="canSuggest"
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:enable-preview="enablePreview"
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:show-suggest-popover="showSuggestPopover"
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:suggestion-start-index="suggestionsStartIndex"
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:restricted-tool-bar-items="restrictedToolBarItems"
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@preview-markdown="showPreviewTab"
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@write-markdown="showWriteTab"
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@handleSuggestDismissed="() => $emit('handleSuggestDismissed')"
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/>
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<div v-show="!previewMarkdown" class="md-write-holder">
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<div class="zen-backdrop">
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<slot name="textarea"></slot>
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<a
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class="zen-control zen-control-leave js-zen-leave gl-text-gray-500"
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href="#"
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:aria-label="__('Leave zen mode')"
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>
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<gl-icon :size="16" name="minimize" />
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</a>
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<markdown-toolbar
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:markdown-docs-path="markdownDocsPath"
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:quick-actions-docs-path="quickActionsDocsPath"
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:can-attach-file="canAttachFile"
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:show-comment-tool-bar="showCommentToolBar"
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/>
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</div>
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</div>
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<template v-if="hasSuggestion">
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<div
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v-show="previewMarkdown"
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ref="markdown-preview"
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class="js-vue-md-preview md-preview-holder"
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>
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<suggestions
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v-if="hasSuggestion"
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:note-html="markdownPreview"
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:line-type="lineType"
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:disabled="true"
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:suggestions="suggestions"
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:help-page-path="helpPagePath"
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/>
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</div>
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</template>
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<template v-else>
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<div
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v-show="previewMarkdown"
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ref="markdown-preview"
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v-safe-html:[$options.safeHtmlConfig]="markdownPreview"
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class="js-vue-md-preview md md-preview-holder"
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></div>
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</template>
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<div
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v-if="referencedCommands && previewMarkdown && !markdownPreviewLoading"
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v-safe-html:[$options.safeHtmlConfig]="referencedCommands"
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class="referenced-commands"
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data-testid="referenced-commands"
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></div>
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<div v-if="shouldShowReferencedUsers" class="referenced-users">
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<gl-icon name="warning-solid" />
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<span v-safe-html:[$options.safeHtmlConfig]="addMultipleToDiscussionWarning"></span>
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</div>
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</div>
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</template>
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