From ef05733de0b5f308a8b3dcfb3c0fd547426883dd Mon Sep 17 00:00:00 2001
From: Ralph Amissah <ralph.amissah@gmail.com>
Date: Sun, 24 Jan 2021 14:51:52 -0500
Subject: mkDub.nix project.nix spine.nix

---
 spine.nix | 139 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 138 insertions(+), 1 deletion(-)
 mode change 120000 => 100755 spine.nix

(limited to 'spine.nix')

diff --git a/spine.nix b/spine.nix
deleted file mode 120000
index ef4723a..0000000
--- a/spine.nix
+++ /dev/null
@@ -1 +0,0 @@
-project.nix
\ No newline at end of file
diff --git a/spine.nix b/spine.nix
new file mode 100755
index 0000000..0dc3f67
--- /dev/null
+++ b/spine.nix
@@ -0,0 +1,138 @@
+#!/usr/bin/env -S nix-build
+{ pkgs ? import <nixpkgs> {},
+  stdenv ? pkgs.stdenv,
+  ldc ? pkgs.ldc,
+  dub ? pkgs.dub
+}:
+#with import ./nix/mkDub.nix { inherit pkgs; };
+with ( # mkDub.nix
+  with stdenv;
+  let
+    # Filter function to remove the .dub package folder from src
+    filterDub = name: type: let baseName = baseNameOf (toString name); in ! (
+      type == "directory" && baseName == ".dub"
+    );
+    # Convert a GIT rev string (tag) to a simple semver version
+    rev-to-version = builtins.replaceStrings ["v" "refs/tags/v"] ["" ""];
+    dep2src = dubDep: pkgs.fetchgit { inherit (dubDep.fetch) url rev sha256 fetchSubmodules; };
+    # Fetch a dependency (source only for now)
+    fromDub = dubDep: mkDerivation rec {
+      name = "${src.name}-${version}";
+      version = rev-to-version dubDep.fetch.rev;
+      nativeBuildInputs = [ ldc dub ];
+      src = dep2src dubDep;
+      buildPhase = ''
+        runHook preBuild
+        export HOME=$NIX_BUILD_TOP
+        #export HOME=$PWD
+        dub build -b=release
+        runHook postBuild
+      '';
+      # outputs = [ "lib" ];
+      # installPhase = ''
+      #   runHook preInstall
+      #   mkdir -p $out/bin
+      #   runHook postInstall
+      # '';
+    };
+    # Adds a local package directory (e.g. a git repository) to Dub
+    dub-add-local = dubDep: "dub add-local ${(fromDub dubDep).src.outPath} ${rev-to-version dubDep.fetch.rev}";
+    # The target output of the Dub package
+    targetOf = package: "${package.targetPath or "."}/${package.targetName or package.name}";
+    # Remove reference to build tools and library sources
+    disallowedReferences = deps: [ ldc dub ] ++ builtins.map dep2src deps;
+    removeExpr = refs: ''remove-references-to ${lib.concatMapStrings (ref: " -t ${ref}") refs}'';
+  in {
+    inherit fromDub;
+    mkDubDerivation = lib.makeOverridable ({
+      src,
+      nativeBuildInputs ? [],
+      dubJSON ? src + "/dub.json",
+      selections ? src + "/nix/dub.selections.nix",
+      deps ? import selections,
+      passthru ? {},
+      package ? lib.importJSON dubJSON,
+      ...
+    } @ attrs: stdenv.mkDerivation (attrs // {
+      pname = package.name;
+      nativeBuildInputs = [ ldc dub pkgs.removeReferencesTo ] ++ nativeBuildInputs;
+      disallowedReferences = disallowedReferences deps;
+      passthru = passthru // {
+        inherit dub ldc pkgs;
+      };
+      src = lib.cleanSourceWith {
+        filter = filterDub;
+        src = lib.cleanSource src;
+      };
+      preFixup = ''
+        find $out/bin -type f -exec ${removeExpr (disallowedReferences deps)} '{}' + || true
+      '';
+      buildPhase = ''
+        runHook preBuild
+        export HOME=$PWD
+        ${lib.concatMapStringsSep "\n" dub-add-local deps}
+        dub build --compiler=ldc2 --build=release --combined --skip-registry=all
+        runHook postBuild
+      '';
+      checkPhase = ''
+        runHook preCheck
+        export HOME=$PWD
+        ${lib.concatMapStringsSep "\n" dub-add-local deps}
+        dub test --combined --skip-registry=all
+        runHook postCheck
+      '';
+      installPhase = ''
+        runHook preInstall
+        mkdir -p $out/bin
+        cp -r "${targetOf package}" $out/bin
+        runHook postInstall
+      '';
+      meta = lib.optionalAttrs (package ? description) {
+        description = package.description;
+      } // attrs.meta or {};
+    } // lib.optionalAttrs (!(attrs ? version)) {
+      # Use name from dub.json, unless pname and version are specified
+      name = package.name;
+    }));
+  }
+);
+mkDubDerivation rec {
+  name = "spine-${version}";
+  version = "0.11.1";
+  src = ./.;
+  buildInputs = [
+    pkgs.sqlite
+    (
+      let
+        dub2nix-src = fetchTarball {
+          url = "https://github.com/lionello/dub2nix/archive/master.tar.gz";
+        };
+        dub2nix = (import dub2nix-src) { inherit pkgs; };
+      in
+      with pkgs; [
+        nixFlakes
+        dub
+        ldc
+        sqlite
+        nix-prefetch-git
+        validatePkgConfig
+      ]
+    )
+  ];
+  shellHook = ''
+    # nix-build -I nixpkgs=<provide local nix path>
+    nix-build
+    echo "built spine"
+  '';
+  installPhase = ''
+    install -m755 -D spine $out/bin/spine
+    echo "built $out/bin/spine"
+  '';
+  meta = with stdenv.lib; {
+    homepage = http://sisudoc.org;
+    description = "a sisu like document parser";
+    license = licenses.agpl3Plus;
+    platforms = platforms.linux;
+    maintainers = [ RalphAmissah ];
+  };
+}
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