1 files changed, 16 insertions, 8 deletions
diff --git a/picarones-elm/default.nix b/picarones-elm/default.nix
index ed71959..b5e9d9d 100644
--- a/picarones-elm/default.nix
+++ b/picarones-elm/default.nix
@@ -1,9 +1,10 @@
-{ nixpkgs ? <nixpkgs>
-, config ? {}
+{ stdenv
+, elmPackages
+, lib
+, baseurl ? "example.org"
+, serverurl ? "wss://example.org"
 }:
 
-with (import nixpkgs config);
-
 let
   mkDerivation =
     { srcs ? ./elm-srcs.nix
@@ -13,13 +14,15 @@ let
     , targets ? []
     , registryDat ? ./registry.dat
     , outputJavaScript ? true
+    , patchPhase ? ""
+    , ...
     }:
     stdenv.mkDerivation {
-      inherit name src;
+      inherit name src patchPhase;
 
       buildInputs = [ elmPackages.elm ];
 
-      buildPhase = pkgs.elmPackages.fetchElmDeps {
+      buildPhase = elmPackages.fetchElmDeps {
         elmPackages = import srcs;
         elmVersion = "0.19.1";
         inherit registryDat;
@@ -32,7 +35,7 @@ let
         mkdir -p $out/share/doc
         ${lib.concatStrings (map (module: ''
           echo "compiling ${elmfile module}"
-          elm make ${elmfile module} --output $out/${module}.${extension}
+          elm make ${elmfile module} --optimize --output $out/${module}.${extension}
         '') targets)}
         cp *.html $out
         cp *.css $out
@@ -41,7 +44,12 @@ let
     };
 in mkDerivation {
   name = "picarones";
-  
+
+  patchPhase = ''
+    substituteInPlace index.html --replace "{{ baseurl }}" ${lib.escapeShellArg baseurl}
+    substituteInPlace slide.html --replace "{{ serverurl }}" ${lib.escapeShellArg serverurl}
+  '';
+
   srcs = ./elm-srcs.nix;
   src = ./.;
   targets = ["Main" "Cover"];