{ pkgs, lib, config, inputs, ... }:

let req = pkgs.concatText "req" [ ./requirements.txt ./requirements-dev.txt ];

in {
  # https://devenv.sh/packages/
  packages = [ pkgs.file pkgs.swig4 pkgs.openssl ];

  # https://devenv.sh/tests/
  # enterTest = ''
  #   echo "Running tests"
  #   git --version | grep "2.42.0"
  # '';

  # https://devenv.sh/services/
  # services.postgres.enable = true;

  # https://devenv.sh/languages/
  languages.nix.enable = true;
  languages.python = {
    enable = true;
    venv = {
      enable = true;
      requirements = builtins.readFile req;
    };
  };

  # https://devenv.sh/pre-commit-hooks/
  pre-commit.hooks = {
    nixfmt.enable = true;
    # remove unused imports
    autoflake.enable = true;
    # formatter
    black.enable = true;
    # sort imports
    isort.enable = true;
    # same profile for black and isort
    isort.settings.flags = "--profile black";
    # look for code smell
    pylint.enable = true;
    detect-private-keys.enable = true;
    detect-private-keys.excludes = [ "tests/" ];

  };

  # https://devenv.sh/processes/
  # processes.ping.exec = "ping example.com";

  # See full reference at https://devenv.sh/reference/options/
}