powersort/shell.nix

# Gradle's toolchain support does not work with IntelliJ, thus we have to use buildFHSUserEnv
# https://discourse.nixos.org/t/how-to-create-a-development-environment-with-intellij-idea-and-openjdk/10153

# How to use `config.allowUnfree` in shell.nix
# https://github.com/NixOS/nixpkgs/issues/166220#issuecomment-1745803058

{
  ### Import with nix channels ###
  #
  # NixOS stable
  #pkgs ? import <nixpkgs> {
  #   config.allowUnfree = true;
  #},
  # NixOS unstable
  #unstable ? import <unstable> {
  #   config.allowUnfree = true;
  #}
}:

let
  ### Import with Niv ###
  #
  sources = import ./nix/sources.nix;
  # NixOS stable
  pkgs = import sources.nixpkgs {
    config.allowUnfree = true;
  };
  # NixOS unstable
  unstable = import sources.unstable {
    config.allowUnfree = true;
  };

  jdk = unstable.jdk23;
  gradle = unstable.gradle;
in

(
  pkgs.buildFHSUserEnv
  {
    name = "intellij-gradle-jdk23";
    targetPkgs = pkgs_: [
      pkgs_.jetbrains.idea-ultimate
      jdk
      gradle
    ];
  }
).env