flake.nix

{
  description =
    "An espanso package to convert LaTeX symbol commands to Unicode symbols.";

  inputs = {
    unicode-math = {
      url = "github:wspr/unicode-math";
      flake = false;
    };

    nixpkgs.url = "github:nixos/nixpkgs/nixos-22.11";
    flake-utils.url = "github:numtide/flake-utils";
  };

  outputs = { self, nixpkgs, flake-utils, unicode-math, ... }:
    flake-utils.lib.eachDefaultSystem (system:
      let
        version = "0.2.1";
        pkgs = import nixpkgs { inherit system; };
        name = "espanso-latex";
      in rec {
        defaultPackage = packages.name;
        packages.name = pkgs.stdenvNoCC.mkDerivation rec {
          inherit name;
          src = [ self unicode-math ];
          buildInputs = with pkgs; [
            coreutils
            python39
            python39Packages.pyaml
          ];
          phases = [ "buildPhase" "installPhase" ];
          buildPhase = ''
            export PATH="${pkgs.lib.makeBinPath buildInputs}";
            python3 ${self.outPath}/convert.py ${unicode-math.outPath}/unicode-math-table.tex package.yml
          '';
          installPhase = ''
            mkdir -p $out/${version}
            cp package.yml $out/${version}/
            cp ${self.outPath}/README.md $out/${version}/
            cp ${self.outPath}/_manifest.yml $out/${version}/
          '';
        };
        devShell = pkgs.mkShell {
          src = [ self unicode-math ];
          buildInputs = with pkgs; [
            pkgs.coreutils
            python39
            python39Packages.pyaml
          ];
          buildPhase = ''
            python3 ${self.outPath}/convert.py ${unicode-math.outPath}/unicode-math-table.tex espanso-latex/${version}/package.yml
          '';
        };
      });
}