NEM_SCRIPT_DIR="$HOME/.local/share/nem"
nem(){
    LOGLEVEL=${LOGLVL:-2}
    FORCE="false"
    enter_nix_shell="true"
    NEM_TEMP_FILE="/tmp/nem_temp_file"
    KEEP_OPEN="false"
    for arg in "$@"; do
        case "$arg" in
            open)
                bash $NEM_SCRIPT_DIR/nem_mgr.sh "open_environment" "$2" "$FORCE" "$LOGLEVEL" 3> "$NEM_TEMP_FILE"
                nix_shell_file=$(cat "$NEM_TEMP_FILE")
                if [[ -n "$nix_shell_file" && "$enter_nix_shell" == "true" ]]; then
                    extra_params=()
                    nix_params_file="$NEM_SCRIPT_DIR/environments/$2/nix-shell-parameters"
                    # echo "Using nix shell file: $nix_shell_file"
                    if [[ -f "$nix_params_file" ]]; then
                        # Read parameters into an array safely
                        extra_params=("${(@f)$(<"$nix_params_file")}")
                        echo "Using nix parameters: $extra_params"
                    fi
                    nix-shell "${extra_params[@]}" "$nix_shell_file"
                    if [[ "$KEEP_OPEN" == "true" ]]; then
                        echo "Template enviorment stays open."
                    else
                        nem "close" "$2" "$FORCE" "$LOGLEVEL"
                    fi

                fi
                rm -f "$NEM_TEMP_FILE"
                break
                ;;
            close)
                bash $NEM_SCRIPT_DIR/nem_mgr.sh "cleanup_structure" "$2" "$FORCE" "$LOGLEVEL"
                break
                ;;
            -q| --quiet)
                LOGLEVEL=1
                shift
                ;;
            -k| --keep-open)
                KEEP_OPEN="true"
                shift
                ;;
            -n | --no-shell)
                enter_nix_shell="false"
                shift
                ;;
            -qq| --quiet-quiet)
                LOGLEVEL=0
                shift
                ;;
            -f| --force)
                FORCE="true"
                shift
                ;;
            -h| --help | *)
                echo "Usage: $0 [options] {open|close} <env_name>"
                echo "  open: Open the environment and enter nix shell."
                echo "  close: Clean up the environment."
                echo "Options:"
                echo "  -f, --force: Force cleanup of unchanged files."
                echo "  -n, --no-shell: Do not enter nix shell after opening."
                echo "  -k, --keep-open: Keep enviorment directory after exiting nix shell."
                break
                ;;
            esac
    done

}