1 files changed, 54 insertions, 0 deletions
diff --git a/hw/clef/nix/schematic.nix b/hw/clef/nix/schematic.nix
new file mode 100644
index 0000000..e931dd4
--- /dev/null
+++ b/hw/clef/nix/schematic.nix
@@ -0,0 +1,54 @@
+{
+  kicad,
+  runCommand,
+
+  nix-filter,
+  lib,
+
+  src,
+  sch_path,
+
+  schName ? (lib.removeSuffix ".kicad_sch" (builtins.baseNameOf sch_path)),
+}: let
+  sharePath = "share/npry/clef/schematic";
+
+in runCommand "${schName}.schematic" {
+  nativeBuildInputs = [
+    kicad
+  ];
+
+  src = nix-filter {
+    root = src;
+
+    include = [
+      (nix-filter.matchExt "kicad_sch")
+      (nix-filter.matchExt "kicad_pro")
+      (nix-filter.matchExt "kicad_wks")
+
+      (_args: path: type: type == "directory")
+    ];
+  };
+} ''
+  set -e
+  export HOME=$(mktemp -d)
+
+  echo "schematic: '${schName}'" >&2
+
+  mkdir -p  "$out/${sharePath}/svg"
+  cd        "$src"
+
+  kicad-cli sch export pdf    -o "$out/${sharePath}/schematic.pdf"   $src/${sch_path}
+  kicad-cli sch export svg -n -o "$out/${sharePath}/svg"             $src/${sch_path}
+
+  cd "$out/${sharePath}/svg"
+
+  # normalize
+  for f in *.svg; do
+    if [ "$f" = "${schName}.svg" ]; then
+      mv -nv "$f" "root.svg"
+      continue
+    fi
+
+    mv -nv "$f" "''${f#${schName}-}"
+  done
+''