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

{
  imports = [
    ./nix/kafka.nix
  ];
  # https://devenv.sh/basics/
  # env.GREET = "devenv";

  # https://devenv.sh/packages/
  packages = [
    pkgs.git
    pkgs.jetbrains.idea-community-bin
  ];

  languages.java.enable = true;
  languages.java.maven.enable = true;
  languages.nix.enable = true;

  # https://devenv.sh/processes/
  # processes.cargo-watch.exec = "cargo-watch";

  processes.flexinale-monolith.exec = ''
    java -Dspring.datasource.url=jdbc:postgresql://localhost:5432/monolith -jar flex-training-flexinale/flexinale-monolith/target/flexinale-monolith-2024.3.0-spring-boot-fat-jar.jar
  '';

  # https://devenv.sh/services/
  services.postgres = {
    enable = true;
    listen_addresses = "127.0.0.1";
    initialScript =
      let
        createDB = n: ''
          CREATE DATABASE "${n}";
          GRANT ALL PRIVILEGES ON DATABASE "${n}" TO "flexinale";
        '';
      in
      ''
        CREATE USER flexinale WITH SUPERUSER PASSWORD 'flexinale';
      ''
      + (lib.strings.concatMapStringsSep "\n" createDB [
        "monolith"
        "modulith-1"
        "modulith-2"
        "distributed-backoffice"
        "distributed-besucherportal"
        "distributed-ticketing"
        "distributed-test"
      ]);

    # initialDatabases =
    #   map
    #     (n: rec {
    #       name = n;
    #       user = "flexinale";
    #       pass = "flexinale";
    #       schema = pkgs.writeText "${name}.sql" ''
    #         CREATE DATABASE "${name}";
    #         GRANT ALL PRIVILEGES ON DATABASE "${name}" TO "${user}";
    #       '';
    #     })
    #     [
    #       "monolith"
    #       "modulith-1"
    #       "modulith-2"
    #       "distributed-backoffice"
    #       "distributed-besucherportal"
    #       "distributed-ticketing"
    #       "distributed-test"
    #     ];
  };

  # https://devenv.sh/scripts/
  scripts.hello.exec = ''
    echo hello from $GREET
  '';

  # enterShell = ''
  #   hello
  #   git --version
  # '';

  # https://devenv.sh/tasks/
  # tasks = {
  #   "myproj:setup".exec = "mytool build";
  #   "devenv:enterShell".after = [ "myproj:setup" ];
  # };

  # https://devenv.sh/tests/
  enterTest = ''
    echo "Running tests"
    git --version | grep --color=auto "${pkgs.git.version}"
  '';

  # https://devenv.sh/pre-commit-hooks/
  pre-commit.hooks.shellcheck.enable = true;

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