tdesign-miniprogram/miniprogram_dist/chat-markdown/chat-markdown.js

TDesign Component for miniprogram

import{__decorate}from"tslib";import{Lexer}from"marked";import{SuperComponent,wxComponent}from"../common/src/index";import config from"../common/config";import props from"./props";const{prefix:prefix}=config,name=`${prefix}-chat-markdown`,DEFAULT_TAIL_CONTENT="▋";function resolveTailContent(t){return t?"boolean"==typeof t?"▋":t.content||"▋":null}function flatListItems(t){return t.reduce((t,e)=>{var o;return(null===(o=e.tokens)||void 0===o?void 0:o.length)&&t.push(...e.tokens),t},[])}function injectTailToTokens(t,e,o=0){var n,r,i,s,a;for(let l=t.length-1;l>=0;l-=1){const d=t[l];if("code"===d.type&&(null===(n=d.text||d.raw)||void 0===n?void 0:n.trim()))return d.isTail=!0,d.tailContent=e,!0;if("text"===d.type&&(null===(r=d.text||d.raw)||void 0===r?void 0:r.trim()))return d.isTail=!0,d.tailContent=e,!0;if("table"===d.type){const t=[...d.header?[d.header]:[],...d.rows||[]];for(let n=t.length-1;n>=0;n-=1){const r=t[n];for(let t=r.length-1;t>=0;t-=1){const n=r[t];if((null===(i=n.tokens)||void 0===i?void 0:i.length)&&injectTailToTokens(n.tokens,e,o+1))return!0}}}else{let t=null;if((null===(s=d.tokens)||void 0===s?void 0:s.length)?t=d.tokens:(null===(a=d.items)||void 0===a?void 0:a.length)&&(t=flatListItems(d.items)),(null==t?void 0:t.length)&&injectTailToTokens(t,e,o+1))return!0}}return!1}let ChatMarkdown=class extends SuperComponent{constructor(){super(...arguments),this.options={multipleSlots:!0},this.properties=props,this.data={classPrefix:name,nodes:[],name:name},this.observers={content:function(t){this.parseMarkdown(t)},streaming:function(){this.parseMarkdown(this.data.content)}},this.methods={parseMarkdown(t){try{const e=new Lexer(this.data.options).lex(t),{streaming:o}=this.data,n=resolveTailContent(null==o?void 0:o.tail);(null==o?void 0:o.hasNextChunk)&&n&&injectTailToTokens(e,n),this.setData({nodes:e})}catch(e){console.error("Markdown parsing error:",e),this.setData({nodes:[{type:"text",raw:t,text:t}]})}}},this.lifetimes={attached(){}}}};ChatMarkdown=__decorate([wxComponent()],ChatMarkdown);export default ChatMarkdown;