import fs from "fs" import path from "path" import { Repository } from "@napi-rs/simple-git" import { QuartzTransformerPlugin } from "../types" import chalk from "chalk" export interface Options { priority: ("frontmatter" | "git" | "filesystem")[] } const defaultOptions: Options = { priority: ["frontmatter", "git", "filesystem"], } function coerceDate(fp: string, d: any): Date { const dt = new Date(d) const invalidDate = isNaN(dt.getTime()) || dt.getTime() === 0 if (invalidDate && d !== undefined) { console.log( chalk.yellow( `\nWarning: found invalid date "${d}" in \`${fp}\`. Supported formats: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date#date_time_string_format`, ), ) } return invalidDate ? new Date() : dt } type MaybeDate = undefined | string | number export const CreatedModifiedDate: QuartzTransformerPlugin | undefined> = ( userOpts, ) => { const opts = { ...defaultOptions, ...userOpts } return { name: "CreatedModifiedDate", markdownPlugins() { return [ () => { let repo: Repository | undefined = undefined return async (_tree, file) => { let created: MaybeDate = undefined let modified: MaybeDate = undefined let published: MaybeDate = undefined const fp = file.data.filePath! const fullFp = path.isAbsolute(fp) ? fp : path.posix.join(file.cwd, fp) for (const source of opts.priority) { if (source === "filesystem") { const st = await fs.promises.stat(fullFp) created ||= st.birthtimeMs modified ||= st.mtimeMs } else if (source === "frontmatter" && file.data.frontmatter) { created ||= file.data.frontmatter.date as MaybeDate modified ||= file.data.frontmatter.lastmod as MaybeDate modified ||= file.data.frontmatter.updated as MaybeDate modified ||= file.data.frontmatter["last-modified"] as MaybeDate published ||= file.data.frontmatter.publishDate as MaybeDate } else if (source === "git") { if (!repo) { // Get a reference to the main git repo. // It's either the same as the workdir, // or 1+ level higher in case of a submodule/subtree setup repo = Repository.discover(file.cwd) } try { modified ||= await repo.getFileLatestModifiedDateAsync(file.data.filePath!) } catch { console.log( chalk.yellow( `\nWarning: ${file.data .filePath!} isn't yet tracked by git, last modification date is not available for this file`, ), ) } } } file.data.dates = { created: coerceDate(fp, created), modified: coerceDate(fp, modified), published: coerceDate(fp, published), } } }, ] }, } } declare module "vfile" { interface DataMap { dates: { created: Date modified: Date published: Date } } }