import Vue, { VNode } from 'vue'; import { MfmForest } from '../../mfm/types'; import { parse, parsePlain } from '../../mfm/parse'; import MkUrl from './url.vue'; import MkMention from './mention.vue'; import { concat } from '../../prelude/array'; import MkFormula from './formula.vue'; import MkCode from './code.vue'; import MkGoogle from './google.vue'; import { host } from '../config'; export default Vue.component('misskey-flavored-markdown', { props: { text: { type: String, required: true }, plain: { type: Boolean, default: false }, nowrap: { type: Boolean, default: false }, author: { type: Object, default: null }, i: { type: Object, default: null }, customEmojis: { required: false, }, isNote: { type: Boolean, default: true }, }, render(createElement) { if (this.text == null || this.text == '') return; const ast = (this.plain ? parsePlain : parse)(this.text); const genEl = (ast: MfmForest) => concat(ast.map((token): VNode[] => { switch (token.node.type) { case 'text': { const text = token.node.props.text.replace(/(\r\n|\n|\r)/g, '\n'); if (!this.plain) { const x = text.split('\n') .map(t => t == '' ? [createElement('br')] : [createElement('span', t), createElement('br')]); x[x.length - 1].pop(); return x; } else { return [createElement('span', text.replace(/\n/g, ' '))]; } } case 'bold': { return [createElement('b', genEl(token.children))]; } case 'strike': { return [createElement('del', genEl(token.children))]; } case 'italic': { return (createElement as any)('i', { attrs: { style: 'font-style: oblique;' }, }, genEl(token.children)); } case 'big': { return (createElement as any)('strong', { attrs: { style: `display: inline-block; font-size: 150%;` }, directives: [this.$store.state.settings.disableAnimatedMfm ? {} : { name: 'animate-css', value: { classes: 'tada', iteration: 'infinite' } }] }, genEl(token.children)); } case 'small': { return [createElement('small', { attrs: { style: 'opacity: 0.7;' }, }, genEl(token.children))]; } case 'center': { return [createElement('div', { attrs: { style: 'text-align:center;' } }, genEl(token.children))]; } case 'motion': { return (createElement as any)('span', { attrs: { style: 'display: inline-block;' }, directives: [this.$store.state.settings.disableAnimatedMfm ? {} : { name: 'animate-css', value: { classes: 'rubberBand', iteration: 'infinite' } }] }, genEl(token.children)); } case 'spin': { const direction = token.node.props.attr == 'left' ? 'reverse' : token.node.props.attr == 'alternate' ? 'alternate' : 'normal'; const style = (this.$store.state.settings.disableAnimatedMfm) ? '' : `animation: spin 1.5s linear infinite; animation-direction: ${direction};`; return (createElement as any)('span', { attrs: { style: 'display: inline-block;' + style }, }, genEl(token.children)); } case 'jump': { return (createElement as any)('span', { attrs: { style: (this.$store.state.settings.disableAnimatedMfm) ? 'display: inline-block;' : 'display: inline-block; animation: jump 0.75s linear infinite;' }, }, genEl(token.children)); } case 'flip': { return (createElement as any)('span', { attrs: { style: 'display: inline-block; transform: scaleX(-1);' }, }, genEl(token.children)); } case 'url': { return [createElement(MkUrl, { key: Math.random(), props: { url: token.node.props.url, rel: 'nofollow noopener', }, attrs: { style: 'color:var(--link);' } })]; } case 'link': { return [createElement('a', { attrs: { class: 'link', href: token.node.props.url, rel: 'nofollow noopener', target: '_blank', title: token.node.props.url, style: 'color:var(--link);' } }, genEl(token.children))]; } case 'mention': { return [createElement(MkMention, { key: Math.random(), props: { host: (token.node.props.host == null && this.author && this.author.host != null ? this.author.host : token.node.props.host) || host, username: token.node.props.username } })]; } case 'hashtag': { return [createElement('router-link', { key: Math.random(), attrs: { to: this.isNote ? `/tags/${encodeURIComponent(token.node.props.hashtag)}` : `/explore/tags/${encodeURIComponent(token.node.props.hashtag)}`, style: 'color:var(--hashtag);' } }, `#${token.node.props.hashtag}`)]; } case 'blockCode': { return [createElement(MkCode, { key: Math.random(), props: { code: token.node.props.code, lang: token.node.props.lang, } })]; } case 'inlineCode': { return [createElement(MkCode, { key: Math.random(), props: { code: token.node.props.code, lang: token.node.props.lang, inline: true } })]; } case 'quote': { if (this.shouldBreak) { return [createElement('div', { attrs: { class: 'quote' } }, genEl(token.children))]; } else { return [createElement('span', { attrs: { class: 'quote' } }, genEl(token.children))]; } } case 'title': { return [createElement('div', { attrs: { class: 'title' } }, genEl(token.children))]; } case 'emoji': { const customEmojis = (this.$root.getMetaSync() || { emojis: [] }).emojis || []; return [createElement('mk-emoji', { key: Math.random(), attrs: { emoji: token.node.props.emoji, name: token.node.props.name }, props: { customEmojis: this.customEmojis || customEmojis, normal: this.plain } })]; } case 'mathInline': { //const MkFormula = () => import('./formula.vue').then(m => m.default); return [createElement(MkFormula, { key: Math.random(), props: { formula: token.node.props.formula, block: false } })]; } case 'mathBlock': { //const MkFormula = () => import('./formula.vue').then(m => m.default); return [createElement(MkFormula, { key: Math.random(), props: { formula: token.node.props.formula, block: true } })]; } case 'search': { //const MkGoogle = () => import('./google.vue').then(m => m.default); return [createElement(MkGoogle, { key: Math.random(), props: { q: token.node.props.query } })]; } default: { console.log('unknown ast type:', token.node.type); return []; } } })); // Parse ast to DOM return createElement('span', genEl(ast)); } });