Jacky Zhao
2024-02-02 e9fb0ecb96a2de53cf5f060c4e151f539ca4b089
quartz/plugins/transformers/latex.ts
@@ -1,43 +1,45 @@
import remarkMath from "remark-math"
import rehypeKatex from 'rehype-katex'
import rehypeMathjax from 'rehype-mathjax/svg.js'
import rehypeKatex from "rehype-katex"
import rehypeMathjax from "rehype-mathjax/svg"
import { QuartzTransformerPlugin } from "../types"
interface Options {
  renderEngine: 'katex' | 'mathjax'
  renderEngine: "katex" | "mathjax"
}
export const Latex: QuartzTransformerPlugin<Options> = (opts?: Options) => {
  const engine = opts?.renderEngine ?? 'katex'
  const engine = opts?.renderEngine ?? "katex"
  return {
    name: "Latex",
    markdownPlugins() {
      return [remarkMath]
    },
    htmlPlugins() {
      return [
        engine === 'katex'
          ? [rehypeKatex, { output: 'html' }]
          : [rehypeMathjax]
      ]
      if (engine === "katex") {
        return [[rehypeKatex, { output: "html" }]]
      } else {
        return [rehypeMathjax]
      }
    },
    externalResources() {
      return engine === 'katex'
        ? {
      if (engine === "katex") {
        return {
          css: [
            // base css
            "https://cdn.jsdelivr.net/npm/katex@0.16.0/dist/katex.min.css",
            "https://cdn.jsdelivr.net/npm/katex@0.16.9/dist/katex.min.css",
          ],
          js: [
            {
              // fix copy behaviour: https://github.com/KaTeX/KaTeX/blob/main/contrib/copy-tex/README.md
              src: "https://cdn.jsdelivr.net/npm/katex@0.16.7/dist/contrib/copy-tex.min.js",
              src: "https://cdn.jsdelivr.net/npm/katex@0.16.9/dist/contrib/copy-tex.min.js",
              loadTime: "afterDOMReady",
              contentType: 'external'
            }
          ]
              contentType: "external",
            },
          ],
        }
        : {}
    }
      } else {
        return {}
      }
    },
  }
}