From 476280c3ef2fef8376048a19d3f3314bd3822fdc Mon Sep 17 00:00:00 2001
From: Lgmrszd <lgmrszd@disroot.org>
Date: Tue, 28 Jan 2025 22:45:22 +0400
Subject: [PATCH] laptop: add IDEAappwrapper to set JAVA_HOME

---
 hosts/laptop/home/default.nix |  8 ++++----
 lib/default.nix               | 29 +++++++++++++++++++++++++++++
 2 files changed, 33 insertions(+), 4 deletions(-)

diff --git a/hosts/laptop/home/default.nix b/hosts/laptop/home/default.nix
index d52411d..16df0c4 100644
--- a/hosts/laptop/home/default.nix
+++ b/hosts/laptop/home/default.nix
@@ -94,19 +94,19 @@
     # dev
     # Wrap idea-community to add libraries required for Minecraft Moddev
     jetbrains.idea-community
-    (mylib.appwrapper {
+    (mylib.IDEAappwrapper {
       inherit pkgs;
       inputpkg = jetbrains.idea-community;
       pkgsuffix = "mcdev-jbr17";
       libraries = with pkgs; [libpulseaudio libGL glfw openal stdenv.cc.cc.lib];
-      extrapathpkgs = with pkgs; [jetbrains.jdk-no-jcef-17];
+      jdk = pkgs.jetbrains.jdk-no-jcef-17;
     })
-    (mylib.appwrapper {
+    (mylib.IDEAappwrapper {
       inherit pkgs;
       inputpkg = jetbrains.idea-community;
       pkgsuffix = "mcdev-jbr21";
       libraries = with pkgs; [libpulseaudio libGL glfw openal stdenv.cc.cc.lib];
-      extrapathpkgs = with pkgs; [jetbrains.jdk-no-jcef];
+      jdk = pkgs.jetbrains.jdk-no-jcef;
     })
     packwiz
     # vscodium # see programs.vscode
diff --git a/lib/default.nix b/lib/default.nix
index bacfbf0..356d1d8 100644
--- a/lib/default.nix
+++ b/lib/default.nix
@@ -26,4 +26,33 @@
     '';
     dontBuild = true;
   };
+
+  IDEAappwrapper = 
+  {
+    pkgs,
+    inputpkg,
+    pkgsuffix,
+    libraries,
+    jdk
+  }: with pkgs; let
+    name = "${inputpkg.pname}-${pkgsuffix}";
+  in stdenv.mkDerivation {
+    inherit name;
+    inherit (inputpkg) version;
+    nativeBuildInputs = [ makeWrapper gnused ];
+    buildCommand = ''
+      mkdir -p $out/bin
+      mkdir -p $out/share/applications
+      cp ${inputpkg}/share/applications/${inputpkg.pname}.desktop $out/share/applications/${name}.desktop
+      makeWrapper ${inputpkg}/bin/${inputpkg.pname} $out/bin/${name} \
+        --prefix LD_LIBRARY_PATH : "${lib.makeLibraryPath libraries}" \
+        --prefix PATH : "${lib.makeBinPath [jdk]}" \
+        --set JAVA_HOME "${jdk}/lib/openjdk"
+      substituteInPlace $out/share/applications/${name}.desktop \
+        --replace-fail "=${inputpkg.pname}" "=${name}"
+      sed -i -E "s/^Name=(.*)/Name=\1 (${pkgsuffix})/g" "$out/share/applications/${name}.desktop"
+      echo $out/bin/${name} 
+    '';
+    dontBuild = true;
+  };
 }
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