From dd3f11b8f674fa0770181ac44d52042cabe53891 Mon Sep 17 00:00:00 2001
From: OPNA2608 <opna2608@protonmail.com>
Date: Sat, 2 Mar 2024 13:42:44 +0100
Subject: [PATCH] lomiri.morph-browser: Patch desktop icon path to be absolute

Because Lomiri App Launch parses it on Lomiri startup, and having a relative Icon entry somehow corrupts the search paths.
---
 .../lomiri/applications/morph-browser/default.nix | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

diff --git a/pkgs/desktops/lomiri/applications/morph-browser/default.nix b/pkgs/desktops/lomiri/applications/morph-browser/default.nix
index 910008136d7e..f6e92d0c3504 100644
--- a/pkgs/desktops/lomiri/applications/morph-browser/default.nix
+++ b/pkgs/desktops/lomiri/applications/morph-browser/default.nix
@@ -56,9 +56,12 @@ stdenv.mkDerivation (finalAttrs: {
     substituteInPlace src/{Morph,Ubuntu}/CMakeLists.txt \
       --replace '/usr/lib/''${CMAKE_LIBRARY_ARCHITECTURE}/qt5/qml' "\''${CMAKE_INSTALL_PREFIX}/${qtbase.qtQmlPrefix}"
 
-    # Don't use absolute paths in desktop file
+    # We normally don't want to use absolute paths in desktop file, but this one is special
+    # There appears to be some issue in lomiri-app-launch's lookup of relative Icon entries (while lomiri is starting up?)
+    # that makes the session segfault.
+    # As a compromise, hardcode /run/current-system
     substituteInPlace src/app/webbrowser/morph-browser.desktop.in.in \
-      --replace 'Icon=@CMAKE_INSTALL_FULL_DATADIR@/morph-browser/morph-browser.svg' 'Icon=morph-browser' \
+      --replace 'Icon=@CMAKE_INSTALL_FULL_DATADIR@/morph-browser/morph-browser.svg' 'Icon=/run/current-system/sw/share/icons/hicolor/scalable/apps/morph-browser.svg' \
       --replace 'X-Lomiri-Splash-Image=@CMAKE_INSTALL_FULL_DATADIR@/morph-browser/morph-browser-splash.svg' 'X-Lomiri-Splash-Image=lomiri-app-launch/splash/morph-browser.svg'
   '' + lib.optionalString (!finalAttrs.doCheck) ''
     substituteInPlace CMakeLists.txt \
@@ -124,7 +127,13 @@ stdenv.mkDerivation (finalAttrs: {
 
   passthru = {
     updateScript = gitUpdater { };
-    tests.standalone = nixosTests.morph-browser;
+    tests = {
+      # Test of morph-browser itself
+      standalone = nixosTests.morph-browser;
+
+      # Lomiri-specific issues with the desktop file may break the entire session, make sure it still works
+      lomiri = nixosTests.lomiri;
+    };
   };
 
   meta = with lib; {