trying fixes

flake.nix

@@ -5,7 +5,7 @@
     flake-utils.url = "github:numtide/flake-utils";
     # Source du code GIMP 
     gimp-source = {
-      url = "github:GNOME/gimp/master";
+      url = "git+https://gitlab.gnome.org/GNOME/gimp.git";
       flake = false;
     };
   };
@@ -21,7 +21,14 @@
         }: pkgs.stdenv.mkDerivation rec {
           pname = "gimp";
           inherit version;
-          src = gimp-source;
+          
+          # FIXED: Use fetchgit to properly fetch submodules
+          src = pkgs.fetchgit {
+            url = "https://gitlab.gnome.org/GNOME/gimp.git";
+            rev = "master";
+            fetchSubmodules = true;
+            sha256 = pkgs.lib.fakeSha256;
+          };
 
           # FIXED: Added missing critical dependencies
           nativeBuildInputs = with pkgs; [
@@ -45,6 +52,7 @@
 
           buildInputs = with pkgs; [
             glib
+            glib-networking  # FIXED: Moved to more prominent position
             gtk3
             gdk-pixbuf
             pango
@@ -73,7 +81,6 @@
             libxml2
             json-glib
             libgudev
-		glib-networking
             # iso-codes  # Not available in nixpkgs under this name
             aalib
             openexr
@@ -86,33 +93,48 @@
             freetype
             fontconfig
             pixman
-
             at-spi2-atk
             at-spi2-core
             atk
+            # FIXED: Additional dependencies that might be needed
+            libsoup_3  # Required for glib-networking functionality
+            gsettings-desktop-schemas  # For GSettings schemas
+            hicolor-icon-theme  # For proper icon handling
+            # FIXED: Python dependencies for PyGObject
+            python3Packages.pygobject3
+            python3Packages.pycairo
           ] ++ pkgs.lib.optionals (pkgs.stdenv.isLinux) [
             libunwind
           ];
 
-          # More conservative meson configuration
+          # FIXED: Better meson configuration with explicit glib-networking support
           mesonFlags = [
             "-Dbuild-id=Nix"
-  #          "-Dgtk-doc=false"
- #           "-Dg-ir-doc=false"  # Disable introspection docs
             "-Dcheck-update=no"  # Disable update checks
+            # FIXED: Ensure glib-networking is properly detected
+            "-Dglib-networking=enabled"
             # Explicitly disable problematic features that might cause build issues
             "-Dalsa=disabled"
             "-Dgudev=disabled"
-#            "-Dwebkitgtk=disabled"
           ] ++ pkgs.lib.optionals (enabledFeatures != [])
             (map (feature: "-D${feature}=enabled") enabledFeatures)
           ++ pkgs.lib.optionals (disabledFeatures != [])
             (map (feature: "-D${feature}=disabled") disabledFeatures);
 
-          # Better build configuration
+          # FIXED: Better build configuration with proper environment setup
           configurePhase = ''
             runHook preConfigure
 
+            # FIXED: Set up environment for glib-networking detection
+            export PKG_CONFIG_PATH="${pkgs.glib-networking}/lib/pkgconfig:${pkgs.glib}/lib/pkgconfig:$PKG_CONFIG_PATH"
+            export GIO_MODULE_DIR="${pkgs.glib-networking}/lib/gio/modules"
+            
+            # FIXED: Set up Python environment for PyGObject
+            export PYTHONPATH="${pkgs.python3Packages.pygobject3}/${pkgs.python3.sitePackages}:${pkgs.python3Packages.pycairo}/${pkgs.python3.sitePackages}:$PYTHONPATH"
+            
+            # Ensure pkg-config can find all dependencies
+            export PKG_CONFIG_PATH="${pkgs.lib.concatStringsSep ":" (map (p: "${p}/lib/pkgconfig") buildInputs)}:$PKG_CONFIG_PATH"
+
             # Ensure we have a clean build directory
             meson setup build . $mesonFlags
 
@@ -122,6 +144,10 @@
           buildPhase = ''
             runHook preBuild
 
+            # FIXED: Set environment variables for build
+            export GIO_MODULE_DIR="${pkgs.glib-networking}/lib/gio/modules"
+            export GSETTINGS_SCHEMA_DIR="${pkgs.gsettings-desktop-schemas}/share/gsettings-schemas/${pkgs.gsettings-desktop-schemas.name}/glib-2.0/schemas"
+
             # Build with limited parallelism to avoid memory issues
             ninja -C build -j$NIX_BUILD_CORES
 
@@ -146,14 +172,35 @@
             if [ -f build/desktop/org.gimp.GIMP.desktop ]; then
               cp build/desktop/org.gimp.GIMP.desktop $out/share/applications/
             fi
+
+            # FIXED: Set up GIO modules path for runtime
+            mkdir -p $out/lib/gio/modules
+            if [ -d "${pkgs.glib-networking}/lib/gio/modules" ]; then
+              ln -sf "${pkgs.glib-networking}/lib/gio/modules"/* $out/lib/gio/modules/
+            fi
           '';
 
-          # Add environment variables that might be needed
+          # FIXED: Add environment variables that might be needed
           preBuild = ''
             export HOME=$(mktemp -d)
             export XDG_CACHE_HOME=$HOME/.cache
             export XDG_CONFIG_HOME=$HOME/.config
             export XDG_DATA_HOME=$HOME/.local/share
+            
+            # FIXED: Ensure glib-networking is available
+            export GIO_MODULE_DIR="${pkgs.glib-networking}/lib/gio/modules"
+            export GSETTINGS_SCHEMA_DIR="${pkgs.gsettings-desktop-schemas}/share/gsettings-schemas/${pkgs.gsettings-desktop-schemas.name}/glib-2.0/schemas"
+            
+            # FIXED: Python environment for PyGObject
+            export PYTHONPATH="${pkgs.python3Packages.pygobject3}/${pkgs.python3.sitePackages}:${pkgs.python3Packages.pycairo}/${pkgs.python3.sitePackages}:$PYTHONPATH"
+          '';
+
+          # FIXED: Add preFixup to handle GSettings and GIO modules
+          preFixup = ''
+            gappsWrapperArgs+=(
+              --prefix GIO_MODULE_DIR : "${pkgs.glib-networking}/lib/gio/modules"
+              --prefix GSETTINGS_SCHEMA_DIR : "${pkgs.gsettings-desktop-schemas}/share/gsettings-schemas/${pkgs.gsettings-desktop-schemas.name}/glib-2.0/schemas"
+            )
           '';
 
           meta = with pkgs.lib; {
@@ -161,8 +208,8 @@
             homepage = "https://www.gimp.org/";
             license = licenses.gpl3Plus;
             platforms = platforms.unix;
-            maintainers = [ ];  # Removed invalid maintainer reference
+            maintainers = [ ];
-            broken = false;  # Mark as not broken
+            broken = false;
           };
         };
 
@@ -183,6 +230,7 @@
             #!/bin/sh
             export GIMP3_PLUGINDIR=\$HOME/.config/GIMP/3.0/plug-ins:${pkgs.lib.concatStringsSep ":" (map (p: "${p}/lib/gimp/3.0/plug-ins") plugins)}
             export GIMP3_SCRIPTDIR=\$HOME/.config/GIMP/3.0/scripts:${pkgs.lib.concatStringsSep ":" (map (p: "${p}/lib/gimp/3.0/scripts") plugins)}
+            export GIO_MODULE_DIR="${pkgs.glib-networking}/lib/gio/modules"
             exec ${gimp3-base}/bin/gimp "\$@"
             EOF
             chmod +x $out/bin/gimp
@@ -194,15 +242,9 @@
           # Ultra-minimal version for testing
           gimp3-test = buildGimp3 {
             disabledFeatures = [
-              #"python"
               "javascript"
-              #"lua"
-              #"webkitgtk"
               "alsa"
               "gudev"
-              #"check-update"
-              #"gtk-doc"
-              #"g-ir-doc"
             ];
           };
 
@@ -225,10 +267,9 @@
               "webp"
               "openexr"
             ];
-            # Don't enable scripting languages by default as they can cause build issues
           };
 
-          default = gimp3-test;  # Start with the most minimal version
+          default = gimp3-test;
         };
 
         lib = {