FMHY-Website/docs/.vitepress/markdown/base64.ts
2024-08-28 11:37:06 +00:00

44 lines
1.8 KiB
TypeScript

/**
* Copyright (c) taskylizard. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import type { MarkdownRenderer } from 'vitepress'
// FIXME: tasky: possibly write less horror jank?
export function base64DecodePlugin(md: MarkdownRenderer) {
const decode = (str: string): string =>
Buffer.from(str, 'base64').toString('binary')
// Save the original rule for backticks
const defaultRender =
md.renderer.rules.code_inline ||
function (tokens, idx, options, _env, self) {
return self.renderToken(tokens, idx, options)
}
md.renderer.rules.code_inline = function (tokens, idx, options, env, self) {
if (
!env.frontmatter.title ||
(env.frontmatter.title && !env.frontmatter.title === 'base64')
) {
return defaultRender(tokens, idx, options, env, self)
}
const token = tokens[idx]
const content = token.content
return `<button class='base64' onclick="(function(btn){ const codeEl = btn.querySelector('code'); navigator.clipboard.writeText('${decode(
content
)}').then(() => { const originalText = codeEl.textContent; codeEl.textContent = 'Copied'; setTimeout(() => codeEl.textContent = originalText, 3000); }).catch(console.error); })(this)"><code>${content}</code></button>`
}
}