-module(cactus@run).
-compile([no_auto_import, nowarn_unused_vars, nowarn_unused_function, nowarn_nomatch]).

-export([as_string/1, run/2]).
-export_type([action_kind/0, action/0]).

-type action_kind() :: module | sub_command | binary.

-type action() :: {action, binary(), action_kind(), list(binary())}.

-spec as_string(tom:toml()) -> binary().
as_string(T) ->
    case T of
        {string, X} ->
            X;

        _ ->
            gleam@io:println_error(<<"Invalid toml field"/utf8>>),
            shellout_ffi:os_exit(1),
            erlang:error(#{gleam_error => panic,
                    message => <<"unreachable"/utf8>>,
                    module => <<"cactus/run"/utf8>>,
                    function => <<"as_string"/utf8>>,
                    line => 91})
    end.

-spec parse(tom:toml()) -> {ok, action()} | {error, nil}.
parse(Raw) ->
    _pipe@5 = case Raw of
        {inline_table, T} ->
            gleam@result:'try'(
                begin
                    _pipe = tom:get_string(T, [<<"command"/utf8>>]),
                    gleam@result:nil_error(_pipe)
                end,
                fun(Command) ->
                    gleam@result:'try'(
                        begin
                            _pipe@1 = tom:get_string(T, [<<"kind"/utf8>>]),
                            _pipe@2 = gleam@result:map(
                                _pipe@1,
                                fun gleam@string:lowercase/1
                            ),
                            gleam@result:nil_error(_pipe@2)
                        end,
                        fun(Kind) ->
                            Args = begin
                                _pipe@3 = tom:get_array(T, [<<"args"/utf8>>]),
                                _pipe@4 = gleam@result:unwrap(_pipe@3, []),
                                gleam@list:map(_pipe@4, fun as_string/1)
                            end,
                            Action_kind = case Kind of
                                <<"module"/utf8>> ->
                                    module;

                                <<"sub_command"/utf8>> ->
                                    sub_command;

                                <<"binary"/utf8>> ->
                                    binary;

                                _ ->
                                    module
                            end,
                            {ok, {action, Command, Action_kind, Args}}
                        end
                    )
                end
            );

        _ ->
            {error, nil}
    end,
    gleam@result:nil_error(_pipe@5).

-spec run(binary(), binary()) -> {ok, list(nil)} | {error, nil}.
run(Path, Action) ->
    gleam@result:'try'(
        cactus@util:parse_manifest(Path),
        fun(Manifest) ->
            gleam@result:'try'(
                begin
                    _pipe = tom:get_table(Manifest, [<<"cactus"/utf8>>, Action]),
                    gleam@result:nil_error(_pipe)
                end,
                fun(Action_body) ->
                    gleam@result:'try'(
                        begin
                            _pipe@1 = tom:get_array(
                                Action_body,
                                [<<"actions"/utf8>>]
                            ),
                            gleam@result:nil_error(_pipe@1)
                        end,
                        fun(Actions) -> _pipe@2 = Actions,
                            _pipe@3 = gleam@list:map(_pipe@2, fun parse/1),
                            _pipe@4 = gleam@list:map(
                                _pipe@3,
                                fun(Parse_result) ->
                                    gleam@result:'try'(
                                        Parse_result,
                                        fun(Action@1) ->
                                            {Bin, Args} = case erlang:element(
                                                3,
                                                Action@1
                                            ) of
                                                module ->
                                                    {<<"gleam"/utf8>>,
                                                        lists:append(
                                                            [<<"run"/utf8>>,
                                                                <<"-m"/utf8>>,
                                                                erlang:element(
                                                                    2,
                                                                    Action@1
                                                                ),
                                                                <<"--"/utf8>>],
                                                            erlang:element(
                                                                4,
                                                                Action@1
                                                            )
                                                        )};

                                                sub_command ->
                                                    {<<"gleam"/utf8>>,
                                                        lists:append(
                                                            [erlang:element(
                                                                    2,
                                                                    Action@1
                                                                )],
                                                            erlang:element(
                                                                4,
                                                                Action@1
                                                            )
                                                        )};

                                                binary ->
                                                    {erlang:element(2, Action@1),
                                                        erlang:element(
                                                            4,
                                                            Action@1
                                                        )}
                                            end,
                                            case shellout:command(
                                                Bin,
                                                Args,
                                                <<"."/utf8>>,
                                                []
                                            ) of
                                                {ok, Res} ->
                                                    gleam@io:print(Res),
                                                    {ok, nil};

                                                {error, {_, Err}} ->
                                                    gleam@io:print_error(Err),
                                                    {error, nil}
                                            end
                                        end
                                    )
                                end
                            ),
                            _pipe@5 = gleam@result:all(_pipe@4),
                            gleam@result:nil_error(_pipe@5) end
                    )
                end
            )
        end
    ).