From 1c8d21c2d69eac01d14ae0d09ea9c74e4ae2f3d3 Mon Sep 17 00:00:00 2001
From: Luflosi <luflosi@luflosi.de>
Date: Fri, 12 Jan 2024 16:05:01 +0100
Subject: [PATCH 1/2] fluffychat: set meta.mainProgram

---
 .../networking/instant-messengers/fluffychat/default.nix         | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pkgs/applications/networking/instant-messengers/fluffychat/default.nix b/pkgs/applications/networking/instant-messengers/fluffychat/default.nix
index cfe0bb8e8ab2..c85eba631cef 100644
--- a/pkgs/applications/networking/instant-messengers/fluffychat/default.nix
+++ b/pkgs/applications/networking/instant-messengers/fluffychat/default.nix
@@ -39,6 +39,7 @@ flutter313.buildFlutterApplication (rec {
     description = "Chat with your friends (matrix client)";
     homepage = "https://fluffychat.im/";
     license = licenses.agpl3Plus;
+    mainProgram = "fluffychat";
     maintainers = with maintainers; [ mkg20001 gilice ];
     platforms = [ "x86_64-linux" "aarch64-linux" ];
     sourceProvenance = [ sourceTypes.fromSource ];

From 799702f2e704f2ee68b4334cb3d2d246f1aebd5f Mon Sep 17 00:00:00 2001
From: Luflosi <luflosi@luflosi.de>
Date: Tue, 9 Jan 2024 22:14:20 +0100
Subject: [PATCH 2/2] fluffychat: don't hardcode path in .desktop file

This allows wrapping the binary in a separate derivation without touching the .desktop file.
---
 .../networking/instant-messengers/fluffychat/default.nix      | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/pkgs/applications/networking/instant-messengers/fluffychat/default.nix b/pkgs/applications/networking/instant-messengers/fluffychat/default.nix
index c85eba631cef..0f31633cbccd 100644
--- a/pkgs/applications/networking/instant-messengers/fluffychat/default.nix
+++ b/pkgs/applications/networking/instant-messengers/fluffychat/default.nix
@@ -55,7 +55,7 @@ flutter313.buildFlutterApplication (rec {
 
   desktopItem = makeDesktopItem {
     name = "Fluffychat";
-    exec = "@out@/bin/fluffychat";
+    exec = "fluffychat";
     icon = "fluffychat";
     desktopName = "Fluffychat";
     genericName = "Chat with your friends (matrix client)";
@@ -74,8 +74,6 @@ flutter313.buildFlutterApplication (rec {
       mkdir -p $D
       convert $FAV -resize ''${size}x''${size} $D/fluffychat.png
     done
-    substituteInPlace $out/share/applications/*.desktop \
-      --subst-var out
 
     patchelf --add-rpath ${libwebrtcRpath} $out/app/lib/libwebrtc.so
   '';