From 5f3af11de14cdadd20d844caf54942ce0f9312e0 Mon Sep 17 00:00:00 2001
From: Adam <897017+aSemy@users.noreply.github.com>
Date: Tue, 13 Feb 2024 22:12:04 +0100
Subject: [PATCH] update html log link to relativize the path using `user.dir`

Hopefully fixes an issue where the link didn't work in composite builds.
---
 .../src/main/kotlin/formats/DokkatooHtmlPlugin.kt  | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/modules/dokkatoo-plugin/src/main/kotlin/formats/DokkatooHtmlPlugin.kt b/modules/dokkatoo-plugin/src/main/kotlin/formats/DokkatooHtmlPlugin.kt
index 0ec54eb8..3bbf1035 100644
--- a/modules/dokkatoo-plugin/src/main/kotlin/formats/DokkatooHtmlPlugin.kt
+++ b/modules/dokkatoo-plugin/src/main/kotlin/formats/DokkatooHtmlPlugin.kt
@@ -77,9 +77,19 @@ constructor(
     val indexHtmlFile = generatePublicationTask
       .flatMap { it.outputDirectory.file("index.html") }
 
-    val indexHtmlPath = indexHtmlFile.map { indexHtml ->
+    // assume that user.dir is IntelliJ's current project directory
+    val userDir = providers.systemProperty("user.dir")
+      .map(::File)
+
+    val indexHtmlPath = providers.zip(userDir, indexHtmlFile) { baseDir, indexHtml ->
+      // IntelliJ built-in webserver needs the path to start with the project dir.
+      // E.g. If the project is in /user/rachel/my-project/
+      //      the link should start with http://localhost:63342/my-project/<path-to-index.html>
+      // So, relativize the path to index.html to include the project dir name.
+      // (Keep composite builds in mind when changing ths property, as the project rootDir might
+      // not be the current IJ project dir.)
       indexHtml.asFile
-        .relativeTo(project.rootDir.parentFile)
+        .relativeTo(baseDir.parentFile)
         .invariantSeparatorsPath
     }