site/quartz/plugins/emitters/componentResources.ts
2024-04-05 02:03:11 +02:00

259 lines
8.6 KiB
TypeScript

import { FilePath, FullSlug, joinSegments } from "../../util/path"
import { QuartzEmitterPlugin } from "../types"
// @ts-ignore
import spaRouterScript from "../../components/scripts/spa.inline"
// @ts-ignore
import popoverScript from "../../components/scripts/popover.inline"
import styles from "../../styles/custom.scss"
import popoverStyle from "../../components/styles/popover.scss"
import { BuildCtx } from "../../util/ctx"
import { QuartzComponent } from "../../components/types"
import { googleFontHref, joinStyles } from "../../util/theme"
import { Features, transform } from "lightningcss"
import { transform as transpile } from "esbuild"
import { write } from "./helpers"
import DepGraph from "../../depgraph"
type ComponentResources = {
css: string[]
beforeDOMLoaded: string[]
afterDOMLoaded: string[]
}
function getComponentResources(ctx: BuildCtx): ComponentResources {
const allComponents: Set<QuartzComponent> = new Set()
for (const emitter of ctx.cfg.plugins.emitters) {
const components = emitter.getQuartzComponents(ctx)
for (const component of components) {
allComponents.add(component)
}
}
const componentResources = {
css: new Set<string>(),
beforeDOMLoaded: new Set<string>(),
afterDOMLoaded: new Set<string>(),
}
for (const component of allComponents) {
const { css, beforeDOMLoaded, afterDOMLoaded } = component
if (css) {
componentResources.css.add(css)
}
if (beforeDOMLoaded) {
componentResources.beforeDOMLoaded.add(beforeDOMLoaded)
}
if (afterDOMLoaded) {
componentResources.afterDOMLoaded.add(afterDOMLoaded)
}
}
return {
css: [...componentResources.css],
beforeDOMLoaded: [...componentResources.beforeDOMLoaded],
afterDOMLoaded: [...componentResources.afterDOMLoaded],
}
}
async function joinScripts(scripts: string[]): Promise<string> {
// wrap with iife to prevent scope collision
const script = scripts.map((script) => `(function () {${script}})();`).join("\n")
// minify with esbuild
const res = await transpile(script, {
minify: true,
})
return res.code
}
function addGlobalPageResources(ctx: BuildCtx, componentResources: ComponentResources) {
const cfg = ctx.cfg.configuration
// popovers
if (cfg.enablePopovers) {
componentResources.afterDOMLoaded.push(popoverScript)
componentResources.css.push(popoverStyle)
}
if (cfg.analytics?.provider === "google") {
const tagId = cfg.analytics.tagId
componentResources.afterDOMLoaded.push(`
const gtagScript = document.createElement("script")
gtagScript.src = "https://www.googletagmanager.com/gtag/js?id=${tagId}"
gtagScript.async = true
document.head.appendChild(gtagScript)
window.dataLayer = window.dataLayer || [];
function gtag() { dataLayer.push(arguments); }
gtag("js", new Date());
gtag("config", "${tagId}", { send_page_view: false });
document.addEventListener("nav", () => {
gtag("event", "page_view", {
page_title: document.title,
page_location: location.href,
});
});`)
} else if (cfg.analytics?.provider === "plausible") {
const plausibleHost = cfg.analytics.host ?? "https://plausible.io"
componentResources.afterDOMLoaded.push(`
const plausibleScript = document.createElement("script")
plausibleScript.src = "${plausibleHost}/js/script.manual.js"
plausibleScript.setAttribute("data-domain", location.hostname)
plausibleScript.defer = true
document.head.appendChild(plausibleScript)
window.plausible = window.plausible || function() { (window.plausible.q = window.plausible.q || []).push(arguments) }
document.addEventListener("nav", () => {
plausible("pageview")
})
`)
} else if (cfg.analytics?.provider === "umami") {
componentResources.afterDOMLoaded.push(`
const umamiScript = document.createElement("script")
umamiScript.src = "${cfg.analytics.host ?? "https://analytics.umami.is"}/script.js"
umamiScript.setAttribute("data-website-id", "${cfg.analytics.websiteId}")
umamiScript.async = true
document.head.appendChild(umamiScript)
`)
} else if (cfg.analytics?.provider === "goatcounter") {
componentResources.afterDOMLoaded.push(`
const goatcounterScript = document.createElement("script")
goatcounterScript.src = "${cfg.analytics.scriptSrc ?? "https://gc.zgo.at/count.js"}"
goatcounterScript.async = true
goatcounterScript.setAttribute("data-goatcounter",
"https://${cfg.analytics.websiteId}.${cfg.analytics.host ?? "goatcounter.com"}/count")
document.head.appendChild(goatcounterScript)
`)
}
if (cfg.enableSPA) {
componentResources.afterDOMLoaded.push(spaRouterScript)
} else {
componentResources.afterDOMLoaded.push(`
window.spaNavigate = (url, _) => window.location.assign(url)
window.addCleanup = () => {}
const event = new CustomEvent("nav", { detail: { url: document.body.dataset.slug } })
document.dispatchEvent(event)
`)
}
}
// This emitter should not update the `resources` parameter. If it does, partial
// rebuilds may not work as expected.
export const ComponentResources: QuartzEmitterPlugin = () => {
return {
name: "ComponentResources",
getQuartzComponents() {
return []
},
async getDependencyGraph(_ctx, _content, _resources) {
return new DepGraph<FilePath>()
},
async emit(ctx, _content, _resources): Promise<FilePath[]> {
const promises: Promise<FilePath>[] = []
const cfg = ctx.cfg.configuration
// component specific scripts and styles
const componentResources = getComponentResources(ctx)
let googleFontsStyleSheet = ""
if (cfg.theme.fontOrigin === "local") {
// let the user do it themselves in css
} else if (cfg.theme.fontOrigin === "googleFonts" && !cfg.theme.cdnCaching) {
// when cdnCaching is true, we link to google fonts in Head.tsx
let match
const fontSourceRegex = /url\((https:\/\/fonts.gstatic.com\/s\/[^)]+\.(woff2|ttf))\)/g
googleFontsStyleSheet = await (
await fetch(googleFontHref(ctx.cfg.configuration.theme))
).text()
while ((match = fontSourceRegex.exec(googleFontsStyleSheet)) !== null) {
// match[0] is the `url(path)`, match[1] is the `path`
const url = match[1]
// the static name of this file.
const [filename, ext] = url.split("/").pop()!.split(".")
googleFontsStyleSheet = googleFontsStyleSheet.replace(
url,
`https://${cfg.baseUrl}/static/fonts/${filename}.ttf`,
)
promises.push(
fetch(url)
.then((res) => {
if (!res.ok) {
throw new Error(`Failed to fetch font`)
}
return res.arrayBuffer()
})
.then((buf) =>
write({
ctx,
slug: joinSegments("static", "fonts", filename) as FullSlug,
ext: `.${ext}`,
content: Buffer.from(buf),
}),
),
)
}
}
// important that this goes *after* component scripts
// as the "nav" event gets triggered here and we should make sure
// that everyone else had the chance to register a listener for it
addGlobalPageResources(ctx, componentResources)
const stylesheet = joinStyles(
ctx.cfg.configuration.theme,
googleFontsStyleSheet,
...componentResources.css,
styles,
)
const [prescript, postscript] = await Promise.all([
joinScripts(componentResources.beforeDOMLoaded),
joinScripts(componentResources.afterDOMLoaded),
])
promises.push(
write({
ctx,
slug: "index" as FullSlug,
ext: ".css",
content: transform({
filename: "index.css",
code: Buffer.from(stylesheet),
minify: true,
targets: {
safari: (15 << 16) | (6 << 8), // 15.6
ios_saf: (15 << 16) | (6 << 8), // 15.6
edge: 115 << 16,
firefox: 102 << 16,
chrome: 109 << 16,
},
include: Features.MediaQueries,
}).code.toString(),
}),
write({
ctx,
slug: "prescript" as FullSlug,
ext: ".js",
content: prescript,
}),
write({
ctx,
slug: "postscript" as FullSlug,
ext: ".js",
content: postscript,
}),
)
return await Promise.all(promises)
},
}
}