import { QuartzComponent, QuartzComponentConstructor, QuartzComponentProps } from "./types"
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type Options = {
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provider: "giscus"
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options: {
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repo: `${string}/${string}`
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repoId: string
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category: string
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categoryId: string
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mapping?: "url" | "title" | "og:title" | "specific" | "number" | "pathname"
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strict?: boolean
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reactionsEnabled?: boolean
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inputPosition?: "top" | "bottom"
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}
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}
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function boolToStringBool(b: boolean): string {
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return b ? "1" : "0"
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}
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export default ((opts: Options) => {
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const Comments: QuartzComponent = (_props: QuartzComponentProps) => <div class="giscus"></div>
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Comments.afterDOMLoaded = `
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const changeTheme = (e) => {
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const theme = e.detail.theme
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const iframe = document.querySelector('iframe.giscus-frame')
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if (!iframe) {
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return
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}
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iframe.contentWindow.postMessage({
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giscus: {
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setConfig: {
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theme: theme
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}
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}
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}, 'https://giscus.app')
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}
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document.addEventListener("nav", () => {
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const giscusContainer = document.querySelector(".giscus")
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const giscusScript = document.createElement("script")
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giscusScript.src = "https://giscus.app/client.js"
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giscusScript.async = true
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giscusScript.crossOrigin = "anonymous"
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giscusScript.setAttribute("data-loading", "lazy")
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giscusScript.setAttribute("data-emit-metadata", "0")
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giscusScript.setAttribute("data-repo", "${opts.options.repo}")
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giscusScript.setAttribute("data-repo-id", "${opts.options.repoId}")
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giscusScript.setAttribute("data-category", "${opts.options.category}")
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giscusScript.setAttribute("data-category-id", "${opts.options.categoryId}")
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giscusScript.setAttribute("data-mapping", "${opts.options.mapping ?? "url"}")
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giscusScript.setAttribute("data-strict", "${boolToStringBool(opts.options.strict ?? true)}")
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giscusScript.setAttribute("data-reactions-enabled", "${boolToStringBool(opts.options.reactionsEnabled ?? true)}")
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giscusScript.setAttribute("data-input-position", "${opts.options.inputPosition ?? "bottom"}")
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const theme = document.documentElement.getAttribute("saved-theme")
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giscusScript.setAttribute("data-theme", theme)
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giscusContainer.appendChild(giscusScript)
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document.addEventListener("themechange", changeTheme)
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window.addCleanup(() => document.removeEventListener("themechange", changeTheme))
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})`
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return Comments
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}) satisfies QuartzComponentConstructor<Options>
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