From ef72f1bf707dca363cdab84da91e2acfaef8f276 Mon Sep 17 00:00:00 2001
From: Ammar Alakkad <am.alakkad@gmail.com>
Date: Mon, 30 Dec 2024 16:03:57 +0000
Subject: [PATCH] Fix ObsidianFlavoredMarkdown source link (#1694)

---
 quartz/plugins/transformers/lastmod.ts |   32 ++++++++++++++++++++------------
 1 files changed, 20 insertions(+), 12 deletions(-)

diff --git a/quartz/plugins/transformers/lastmod.ts b/quartz/plugins/transformers/lastmod.ts
index 7deeefb..fd57692 100644
--- a/quartz/plugins/transformers/lastmod.ts
+++ b/quartz/plugins/transformers/lastmod.ts
@@ -14,7 +14,7 @@
 
 function coerceDate(fp: string, d: any): Date {
   const dt = new Date(d)
-  const invalidDate = isNaN(dt.getTime())
+  const invalidDate = isNaN(dt.getTime()) || dt.getTime() === 0
   if (invalidDate && d !== undefined) {
     console.log(
       chalk.yellow(
@@ -27,9 +27,7 @@
 }
 
 type MaybeDate = undefined | string | number
-export const CreatedModifiedDate: QuartzTransformerPlugin<Partial<Options> | undefined> = (
-  userOpts,
-) => {
+export const CreatedModifiedDate: QuartzTransformerPlugin<Partial<Options>> = (userOpts) => {
   const opts = { ...defaultOptions, ...userOpts }
   return {
     name: "CreatedModifiedDate",
@@ -43,24 +41,34 @@
             let published: MaybeDate = undefined
 
             const fp = file.data.filePath!
-            const fullFp = path.posix.join(file.cwd, fp)
+            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
-                modified ||= file.data.frontmatter.lastmod
-                modified ||= file.data.frontmatter.updated
-                modified ||= file.data.frontmatter["last-modified"]
-                published ||= file.data.frontmatter.publishDate
+                created ||= file.data.frontmatter.created as MaybeDate
+                modified ||= file.data.frontmatter.modified as MaybeDate
+                published ||= file.data.frontmatter.published as MaybeDate
               } else if (source === "git") {
                 if (!repo) {
-                  repo = new Repository(file.cwd)
+                  // 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)
                 }
 
-                modified ||= await repo.getFileLatestModifiedDateAsync(file.data.filePath!)
+                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`,
+                    ),
+                  )
+                }
               }
             }
 

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