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import fs from "fs"
import path from "path"
import dotenv from "dotenv"
import { DateTime } from "luxon"
import highlight from "highlight.js"
import highlightDiff from "highlightjs-code-diff"
import highlightjsLines from "./lib/highlightjs-lines.js"
import markdownIt from "markdown-it"
import anchor from "markdown-it-anchor"
import bracketedSpans from "markdown-it-bracketed-spans"
import attrs from "markdown-it-attrs"
import toc from "markdown-it-table-of-contents"
import mark from "markdown-it-mark"
import { eleventyImageTransformPlugin } from "@11ty/eleventy-img"
import rssPlugin from "@11ty/eleventy-plugin-rss"
import link from "./src/_data/link.json" with {type: 'json'}
dotenv.config()
export default function (eleventyConfig) {
const isDevelopment = process.env.NODE_ENV === "development"
const hljs = highlightjsLines(highlightDiff(highlight))
const markdownItConfig = markdownIt({
html: true,
linkify: true,
typographer: true,
highlight: function (str, lang) {
const processLang = lang.replace("diff:", "")
if (lang && hljs.getLanguage(processLang)) {
try {
const returnValue = hljs.highlight(str, { language: lang }).value
return returnValue
} catch (__) { }
}
return ""
},
})
.use(anchor, {
permalink: anchor.permalink.linkAfterHeader({
style: "visually-hidden",
assistiveText: (title) => `Link to heading “${title}”`,
visuallyHiddenClass: "sr-only",
wrapper: ['<div class="header-wrapper">', '</div>'],
}),
})
.use(bracketedSpans)
.use(attrs, {
leftDelimiter: "{",
rightDelimiter: "}",
allowedAttributes: [],
})
.use(toc, {
includeLevel: [1, 2, 3],
containerHeaderHtml: `<div class="toc-container-header">Table of Contents</div>`,
})
.use(mark)
eleventyConfig.setLibrary("md", markdownItConfig)
eleventyConfig.addGlobalData("isDevelopment", isDevelopment)
eleventyConfig.addPlugin(rssPlugin, {
posthtmlRenderOptions: {
closingSingleTag: "default",
},
})
eleventyConfig.addPlugin(eleventyImageTransformPlugin, {
outputDir: "./images"
});
eleventyConfig.addPassthroughCopy({
"src/assets/*.pdf": "assets",
"src/assets/images": "images",
"src/admin/*": "admin",
"settings.json": "settings.json",
"src/robots.txt": "robots.txt",
"src/*.xsl": "/"
})
if (isDevelopment) {
eleventyConfig.addPassthroughCopy({
"src/assets/js": "js",
})
}
eleventyConfig.addFilter("postDate", (dateObj) => {
if (typeof dateObj !== "object") dateObj = new Date(dateObj)
return DateTime.fromJSDate(dateObj).toLocaleString(DateTime.DATE_MED)
})
eleventyConfig.addFilter("reverseGroupedPosts", (object) =>
Object.entries(object).sort((a, b) => b[0] - a[0])
)
eleventyConfig.addFilter("htmlDateString", (dateObj) => {
let date = new Date(dateObj)
return date.toISOString()
})
eleventyConfig.addFilter("convertToValidURL", (url) => {
if (url.startsWith('http')) return url
const validURL = new URL(url.replace("\/assets\/",""), (isDevelopment) ? "http://localhost" : link.website)
return validURL
})
eleventyConfig.addFilter("postYear", (dateObj) => {
return DateTime.fromJSDate(dateObj).toLocaleString({ year: "numeric" })
})
eleventyConfig.addFilter("sliceRecent", (array) => {
return array.slice(0, 3)
})
eleventyConfig.addFilter("clipText", (string, size = 12, separator = "-") => {
return string.split(separator).splice(0, size).join(separator)
})
eleventyConfig.addFilter("serializeTitle", (string, yearSplice = 2) => {
const titleParts = string.split("-")
const [year, ...title] = titleParts
const titleInitials = title.map((title) => title.split("")[0]).join("")
const yearSuffix = year.slice(-yearSplice)
return `${yearSuffix}-${titleInitials}`
})
eleventyConfig.addFilter("development", (link) => {
return isDevelopment ? "/" : link
})
eleventyConfig.addFilter("breakLine", (string, cutAt = 3, maxSize = 30) => {
const titleWords = string.split(" ")
const titleLength = string.length
const titlePreview = titleWords.slice(0, cutAt).join(" ")
const titleRemaining = titleWords.slice(cutAt).join(" ")
const hasTitleRemaining = !!titleRemaining
const formattedTitleWithBreak = hasTitleRemaining
? `${titlePreview}<br/>${titleRemaining}`
: titlePreview
return titleLength <= maxSize || !hasTitleRemaining
? string
: formattedTitleWithBreak
})
eleventyConfig.addFilter("svg", (fileName, index) => {
const filePath = path.join(process.cwd(), "src/assets/svg", fileName)
try {
let svgContent = fs.readFileSync(filePath, "utf8")
if (index) {
svgContent = svgContent.replace(
"<svg",
`<svg data-animation="fade-in" data-delay=${index}`
)
}
return svgContent
} catch (error) {
return `<!-- SVG ${fileName} not found -->`
}
})
eleventyConfig.addFilter("renderMarkdown", (text) => {
return markdownItConfig.render(text)
})
eleventyConfig.addFilter("renderMarkdownInline", (text) => {
return markdownItConfig.renderInline(text)
})
eleventyConfig.addFilter("featuredDate", (string) => {
let date = new Date(string)
return date.toLocaleDateString("en-us", {
year: "numeric",
month: "short",
day: "numeric",
})
})
return {
templateFormats: ["md", "njk", "html", "liquid"],
markdownTemplateEngine: "liquid",
htmlTemplateEngine: "njk",
dataTemplateEngine: "njk",
dir: {
data: "_data",
input: "src",
output: "public",
},
}
}