fix: policies handling (#50)

Changes:
- Fixes typo in libName for policies.json (used to be zen-$version instead of zen-bin-$version for a single file)
- Remove unneeded wrapFirefox arguments (the current defaults for wrapFirefox are good for us)

default.nix

@@ -1,36 +1,23 @@
 {
-  pkgs ? import <nixpkgs> { },
+  pkgs ? import <nixpkgs> {},
   system ? pkgs.stdenv.hostPlatform.system,
-}:
+}: let
+  mkZen = pkgs: name: system: entry: let
+    variant = (builtins.fromJSON (builtins.readFile ./sources.json)).${entry}.${system};
 
-let
-  mkZen =
-    pkgs: name: system: entry:
-    let
-      variant = (builtins.fromJSON (builtins.readFile ./sources.json)).${entry}.${system};
-
-      desktopFile = "zen-${name}.desktop";
-    in
+    desktopFile = "zen-${name}.desktop";
+  in
     pkgs.callPackage ./package.nix {
       inherit name desktopFile variant;
     };
-
-  mkZenWrapped =
-    pkgs: name: system: entry:
-    pkgs.wrapFirefox entry {
-      icon = "zen-${name}";
-      wmClass = "zen-${name}";
-      hasMozSystemDirPatch = false;
-    };
-in
-rec {
+in rec {
   beta-unwrapped = mkZen pkgs "beta" system "beta";
   twilight-unwrapped = mkZen pkgs "twilight" system "twilight";
   twilight-official-unwrapped = mkZen pkgs "twilight" system "twilight-official";
 
-  beta = mkZenWrapped pkgs "beta" system beta-unwrapped;
-  twilight = mkZenWrapped pkgs "twilight" system twilight-unwrapped;
-  twilight-official = mkZenWrapped pkgs "twilight" system twilight-official-unwrapped;
+  beta = pkgs.wrapFirefox beta-unwrapped {};
+  twilight = pkgs.wrapFirefox twilight-unwrapped {};
+  twilight-official = pkgs.wrapFirefox twilight-official-unwrapped {};
 
   default = beta;
 }

flake.nix

@@ -12,7 +12,6 @@
     nixpkgs,
     home-manager,
   }: let
-
     supportedSystems = [
       "x86_64-linux"
       "aarch64-linux"
@@ -20,9 +19,10 @@
 
     forAllSystems = nixpkgs.lib.genAttrs supportedSystems;
   in {
-    packages = forAllSystems (system: import ./default.nix {
-      pkgs = nixpkgs.legacyPackages.${system};
-    });
+    packages = forAllSystems (system:
+      import ./default.nix {
+        pkgs = nixpkgs.legacyPackages.${system};
+      });
 
     formatter = forAllSystems (
       system: let

hm-module.nix

@@ -37,7 +37,11 @@ in {
 
   config = lib.mkIf config.programs.zen-browser.enable {
     programs.zen-browser = {
-      package = self.packages.${pkgs.stdenv.system}.${name};
+      package = pkgs.wrapFirefox (self.packages.${pkgs.stdenv.system}."${name}-unwrapped".override {
+        # Seems like zen uses relative (to the original binary) path to the policies.json file
+        # and ignores the overrides by pkgs.wrapFirefox
+        policies = config.programs.zen-browser.policies;
+      }) {};
       # This does not work, the package can't build using these policies
       policies = lib.mkDefault {
         DisableAppUpdate = true;

package.nix

@@ -33,6 +33,8 @@
 }: let
   binaryName = "zen-${name}";
 
+  libName = "zen-bin-${variant.version}";
+
   mozillaPlatforms = {
     x86_64-linux = "linux-x86_64";
     aarch64-linux = "linux-aarch64";
@@ -83,18 +85,18 @@ in
     '';
 
     installPhase = ''
-      mkdir -p "$prefix/lib/zen-bin-${variant.version}"
-      cp -r "$src"/* "$prefix/lib/zen-bin-${variant.version}"
+      mkdir -p "$prefix/lib/${libName}"
+      cp -r "$src"/* "$prefix/lib/${libName}"
 
       mkdir -p "$out/bin"
-      ln -s "$prefix/lib/zen-bin-${variant.version}/zen" "$out/bin/${binaryName}"
+      ln -s "$prefix/lib/${libName}/zen" "$out/bin/${binaryName}"
       # ! twilight and beta could collide if both are installed
       ln -s "$out/bin/${binaryName}" "$out/bin/zen"
 
       install -D $desktopSrc/${desktopFile} $out/share/applications/${desktopFile}
 
-      mkdir -p "$out/lib/zen-${variant.version}/distribution"
-      ln -s ${policiesJson} "$out/lib/zen-${variant.version}/distribution/policies.json"
+      mkdir -p "$out/lib/${libName}/distribution"
+      ln -s ${policiesJson} "$out/lib/${libName}/distribution/policies.json"
 
       install -D $src/browser/chrome/icons/default/default16.png $out/share/icons/hicolor/16x16/apps/zen-${name}.png
       install -D $src/browser/chrome/icons/default/default32.png $out/share/icons/hicolor/32x32/apps/zen-${name}.png
@@ -104,8 +106,7 @@ in
     '';
 
     passthru = {
-      inherit applicationName binaryName;
-      libName = "zen-bin-${variant.version}";
+      inherit applicationName binaryName libName;
       ffmpegSupport = true;
       gssSupport = true;
       gtk3 = gtk3;