-module(illustrious@internal@state_priv).
-compile([no_auto_import, nowarn_unused_vars, nowarn_unused_function, nowarn_nomatch]).

-export([wrap_decoder/1, wrap_updater/2]).

-spec wrap_decoder(
    fun((gleam@dynamic:dynamic_()) -> {ok,
            illustrious@state:illustrious_action(OMG)} |
        {error, list(gleam@dynamic:decode_error())})
) -> fun((binary()) -> illustrious@state:illustrious_action(OMG)).
wrap_decoder(Decoder) ->
    fun(Json) -> case gleam@json:decode(Json, gleam@dynamic:list(Decoder)) of
            {ok, Actions} ->
                {all, Actions};

            _ ->
                _pipe = gleam@json:decode(Json, Decoder),
                gleam@result:unwrap(_pipe, noop)
        end end.

-spec wrap_updater(
    fun((OMJ, OMK) -> {OMJ,
        lustre@effect:effect(illustrious@state:illustrious_action(OMK))}),
    fun((gleam@dynamic:dynamic_()) -> {ok,
            illustrious@state:illustrious_action(OMK)} |
        {error, list(gleam@dynamic:decode_error())})
) -> fun((illustrious@state:illustrious_model(OMJ), illustrious@state:illustrious_action(OMK)) -> {illustrious@state:illustrious_model(OMJ),
    lustre@effect:effect(illustrious@state:illustrious_action(OMK))}).
wrap_updater(Update, Decoder) ->
    Wrapped_decoder = wrap_decoder(Decoder),
    Loader = fun(Split_path) ->
        Path = gleam@list:fold(
            Split_path,
            <<""/utf8>>,
            fun(Full_path, Part) ->
                <<<<Full_path/binary, "/"/utf8>>/binary, Part/binary>>
            end
        ),
        lustre_http:post(
            illustrious@internal@api_helpers:get_illustrious_api(),
            gleam@json:object([{<<"path"/utf8>>, gleam@json:string(Path)}]),
            lustre_http:expect_text(fun(Result) -> case Result of
                        {ok, Json} ->
                            Wrapped_decoder(Json);

                        _ ->
                            noop
                    end end)
        )
    end,
    fun(Illustrious_model, Action) -> case Action of
            {perform, Sub_action} ->
                Orig_update = Update(
                    erlang:element(3, Illustrious_model),
                    Sub_action
                ),
                {erlang:setelement(
                        3,
                        Illustrious_model,
                        erlang:element(1, Orig_update)
                    ),
                    erlang:element(2, Orig_update)};

            {go_to, Path@1} ->
                Split_path@1 = illustrious@internal@router:parse_path(Path@1),
                case erlang:element(2, Illustrious_model) =:= Split_path@1 of
                    true ->
                        {Illustrious_model, lustre@effect:none()};

                    false ->
                        illustrious@internal@router:push_path(Path@1),
                        {erlang:setelement(2, Illustrious_model, Split_path@1),
                            Loader(Split_path@1)}
                end;

            {redirect, Path@2} ->
                Split_path@2 = illustrious@internal@router:parse_path(Path@2),
                case erlang:element(2, Illustrious_model) =:= Split_path@2 of
                    true ->
                        {Illustrious_model, lustre@effect:none()};

                    false ->
                        illustrious@internal@router:replace_path(Path@2),
                        {erlang:setelement(2, Illustrious_model, Split_path@2),
                            Loader(Split_path@2)}
                end;

            back ->
                illustrious@internal@router:back(),
                {Illustrious_model, lustre@effect:none()};

            forward ->
                illustrious@internal@router:forward(),
                {Illustrious_model, lustre@effect:none()};

            {set_path, Split_path@3} ->
                case erlang:element(2, Illustrious_model) =:= Split_path@3 of
                    true ->
                        {Illustrious_model, lustre@effect:none()};

                    false ->
                        {erlang:setelement(2, Illustrious_model, Split_path@3),
                            Loader(Split_path@3)}
                end;

            noop ->
                {Illustrious_model, lustre@effect:none()};

            {all, Actions} ->
                {Illustrious_model,
                    lustre@effect:from(
                        fun(Dispatch) -> gleam@list:each(Actions, Dispatch) end
                    )}
        end end.