1 files changed, 54 insertions, 0 deletions

diff --git a/overlay.nix b/overlay.nix
new file mode 100644
index 0000000..dc129f4
--- /dev/null
+++ b/overlay.nix
@@ -0,0 +1,54 @@
+inputs:
+
+final: prev:
+
+{
+  inherit (inputs) pandoc-templates;
+
+  pygments = prev.python3Packages.pygments.overrideAttrs (oldAttrs: {
+    postPatch = ''
+      cp ${inputs.draculaTheme}/dracula.py pygments/styles/
+      sed -i 's/bg:.\+ //' pygments/styles/inkpot.py
+    '';
+  });
+
+  texlive = (prev.texlive or { }) // {
+    beamertheme-metropolis =
+      let
+        date = builtins.substring 0 8 inputs.beamertheme-metropolis.lastModifiedDate;
+        shortRev = inputs.beamertheme-metropolis.shortRev or "dirty";
+
+        pkg = final.stdenvNoCC.mkDerivation {
+          pname = "texlive-beamertheme-metropolis";
+          version = "${date}-${shortRev}";
+
+          src = inputs.beamertheme-metropolis;
+
+          outputs = [ "out" "doc" ];
+
+          nativeBuildInputs = [
+            (final.texlive.combine {
+              inherit (final.texlive)
+                scheme-small
+                enumitem
+                fileinfo
+                latexmk;
+            })
+          ];
+
+          passthru = {
+            pname = "beamertheme-metropolis";
+            tlType = "run";
+          };
+
+          DESTDIR = placeholder "out";
+
+          dontConfigure = true;
+        };
+      in
+      { pkgs = [ pkg ]; };
+  };
+
+  mkPandocPdf = final.callPackage ./latex.nix { };
+  mkPandocBeamerPdf = final.callPackage ./latex.nix { documentType = "beamer"; };
+}