import { VNode, defineComponent, h } from 'vue'; import { MfmForest } from '../../mfm/prelude'; import { parse, parsePlain } from '../../mfm/parse'; import MkUrl from './url.vue'; import MkLink from './link.vue'; import MkMention from './mention.vue'; import MkEmoji from './emoji.vue'; import { concat } from '../../prelude/array'; import MkFormula from './formula.vue'; import MkCode from './code.vue'; import MkGoogle from './google.vue'; import MkA from './ui/a.vue'; import { host } from '@/config'; export default defineComponent({ 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() { 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 == '' ? [h('br')] : [t, h('br')]); x[x.length - 1].pop(); return x; } else { return [text.replace(/\n/g, ' ')]; } } case 'bold': { return [h('b', genEl(token.children))]; } case 'strike': { return [h('del', genEl(token.children))]; } case 'italic': { return h('i', { style: 'font-style: oblique;' }, genEl(token.children)); } case 'fn': { // TODO: CSSを文字列で組み立てていくと token.node.props.args.~~~ 経由でCSSインジェクションできるのでよしなにやる let style; switch (token.node.props.name) { case 'tada': { style = `font-size: 150%;` + (this.$store.state.device.animatedMfm ? 'animation: tada 1s linear infinite both;' : ''); break; } case 'jelly': { const speed = token.node.props.args.speed || '1s'; style = (this.$store.state.device.animatedMfm ? `animation: mfm-rubberBand ${speed} linear infinite both;` : ''); break; } case 'twitch': { const speed = token.node.props.args.speed || '0.5s'; style = this.$store.state.device.animatedMfm ? `animation: mfm-twitch ${speed} ease infinite;` : ''; break; } case 'shake': { const speed = token.node.props.args.speed || '0.5s'; style = this.$store.state.device.animatedMfm ? `animation: mfm-shake ${speed} ease infinite;` : ''; break; } case 'spin': { const direction = token.node.props.args.left ? 'reverse' : token.node.props.args.alternate ? 'alternate' : 'normal'; const anime = token.node.props.args.x ? 'mfm-spinX' : token.node.props.args.y ? 'mfm-spinY' : 'mfm-spin'; const speed = token.node.props.args.speed || '1.5s'; style = this.$store.state.device.animatedMfm ? `animation: ${anime} ${speed} linear infinite; animation-direction: ${direction};` : ''; break; } case 'jump': { style = this.$store.state.device.animatedMfm ? 'animation: mfm-jump 0.75s linear infinite;' : ''; break; } case 'flip': { const transform = (token.node.props.args.h && token.node.props.args.v) ? 'scale(-1, -1)' : token.node.props.args.v ? 'scaleY(-1)' : 'scaleX(-1)'; style = `transform: ${transform};`; break; } } return h('span', { style: 'display: inline-block;' + style, }, genEl(token.children)); } case 'small': { return [h('small', { style: 'opacity: 0.7;' }, genEl(token.children))]; } case 'center': { return [h('div', { style: 'text-align:center;' }, genEl(token.children))]; } case 'url': { return [h(MkUrl, { key: Math.random(), url: token.node.props.url, rel: 'nofollow noopener', })]; } case 'link': { return [h(MkLink, { key: Math.random(), url: token.node.props.url, rel: 'nofollow noopener', }, genEl(token.children))]; } case 'mention': { return [h(MkMention, { key: Math.random(), host: (token.node.props.host == null && this.author && this.author.host != null ? this.author.host : token.node.props.host) || host, username: token.node.props.username })]; } case 'hashtag': { return [h(MkA, { key: Math.random(), to: this.isNote ? `/tags/${encodeURIComponent(token.node.props.hashtag)}` : `/explore/tags/${encodeURIComponent(token.node.props.hashtag)}`, style: 'color:var(--hashtag);' }, `#${token.node.props.hashtag}`)]; } case 'blockCode': { return [h(MkCode, { key: Math.random(), code: token.node.props.code, lang: token.node.props.lang, })]; } case 'inlineCode': { return [h(MkCode, { key: Math.random(), code: token.node.props.code, lang: token.node.props.lang, inline: true })]; } case 'quote': { if (!this.nowrap) { return [h('div', { class: 'quote' }, genEl(token.children))]; } else { return [h('span', { class: 'quote' }, genEl(token.children))]; } } case 'emoji': { return [h(MkEmoji, { key: Math.random(), emoji: token.node.props.name ? `:${token.node.props.name}:` : token.node.props.emoji, customEmojis: this.customEmojis, normal: this.plain })]; } case 'mathInline': { return [h(MkFormula, { key: Math.random(), formula: token.node.props.formula, block: false })]; } case 'mathBlock': { return [h(MkFormula, { key: Math.random(), formula: token.node.props.formula, block: true })]; } case 'search': { return [h(MkGoogle, { key: Math.random(), q: token.node.props.query })]; } default: { console.error('unrecognized ast type:', token.node.type); return []; } } })); // Parse ast to DOM return h('span', genEl(ast)); } });