-module(sketch_css@utils).
-compile([no_auto_import, nowarn_unused_vars, nowarn_unused_function, nowarn_nomatch]).

-export([remove_last_segment/1, at/2, outputs/2, remove_trailing_underscore/1, directories/3]).
-export_type([directories/0, outputs/0]).

-type directories() :: {directories, binary(), binary(), binary()}.

-type outputs() :: {outputs, binary(), binary(), binary(), binary()}.

-file("/Users/doctor/Workspace/sketch/sketch_css/src/sketch_css/utils.gleam", 48).
-spec remove_last_segment(binary()) -> binary().
remove_last_segment(Path) ->
    Segments = gleam@string:split(Path, <<"/"/utf8>>),
    Segments@1 = gleam@list:take(Segments, erlang:length(Segments) - 1),
    gleam@string:join(Segments@1, <<"/"/utf8>>).

-file("/Users/doctor/Workspace/sketch/sketch_css/src/sketch_css/utils.gleam", 54).
-spec at(list(XQT), integer()) -> {ok, XQT} | {error, nil}.
at(List, Index) ->
    gleam@bool:guard(Index < 0, {error, nil}, fun() -> case List of
                [] ->
                    {error, nil};

                [Elem | _] when Index =:= 0 ->
                    {ok, Elem};

                [_ | Rest] ->
                    at(Rest, Index - 1)
            end end).

-file("/Users/doctor/Workspace/sketch/sketch_css/src/sketch_css/utils.gleam", 64).
-spec outputs(directories(), binary()) -> outputs().
outputs(Directories, Name) ->
    Dst_file = gleam@string:join(
        [erlang:element(3, Directories), Name],
        <<"/"/utf8>>
    ),
    Dst_file@1 = gleam@string:join([Dst_file, <<"css"/utf8>>], <<"."/utf8>>),
    Interface_file = gleam@string:join(
        [erlang:element(4, Directories), Name],
        <<"/"/utf8>>
    ),
    Interface_file@1 = gleam@string:join(
        [Interface_file, <<"gleam"/utf8>>],
        <<"."/utf8>>
    ),
    Dst = remove_last_segment(Dst_file@1),
    Interface = remove_last_segment(Interface_file@1),
    {outputs, Dst, Dst_file@1, Interface, Interface_file@1}.

-file("/Users/doctor/Workspace/sketch/sketch_css/src/sketch_css/utils.gleam", 74).
-spec remove_trailing_underscore(binary()) -> binary().
remove_trailing_underscore(Label) ->
    case gleam_stdlib:string_ends_with(Label, <<"_"/utf8>>) of
        false ->
            Label;

        true ->
            _pipe = gleam@string:drop_end(Label, 1),
            remove_trailing_underscore(_pipe)
    end.

-file("/Users/doctor/Workspace/sketch/sketch_css/src/sketch_css/utils.gleam", 99).
-spec read_config_directory(sketch_css@uniconfig:config(), binary()) -> gleam@option:option({binary(),
    binary()}).
read_config_directory(Config, Key) ->
    _pipe = erlang:element(4, Config),
    _pipe@1 = tom:get_string(_pipe, [Key]),
    _pipe@2 = gleam@option:from_result(_pipe@1),
    gleam@option:map(
        _pipe@2,
        fun(_capture) -> gleam@pair:new(erlang:element(2, Config), _capture) end
    ).

-file("/Users/doctor/Workspace/sketch/sketch_css/src/sketch_css/utils.gleam", 83).
-spec read_directory(
    binary(),
    gleam@option:option(binary()),
    binary(),
    gleam@option:option(sketch_css@uniconfig:config()),
    binary()
) -> binary().
read_directory(Key, Flag, Cwd, Config, Default) ->
    _pipe = Flag,
    _pipe@1 = gleam@option:map(
        _pipe,
        fun(_capture) -> gleam@pair:new(Cwd, _capture) end
    ),
    _pipe@3 = gleam@option:lazy_unwrap(
        _pipe@1,
        fun() ->
            _pipe@2 = gleam@option:then(
                Config,
                fun(_capture@1) -> read_config_directory(_capture@1, Key) end
            ),
            gleam@option:unwrap(_pipe@2, {Cwd, Default})
        end
    ),
    (fun(Res) ->
        gleam@string:join(
            [erlang:element(1, Res), erlang:element(2, Res)],
            <<"/"/utf8>>
        )
    end)(_pipe@3).

-file("/Users/doctor/Workspace/sketch/sketch_css/src/sketch_css/utils.gleam", 34).
-spec directories(
    gleam@option:option(binary()),
    gleam@option:option(binary()),
    gleam@option:option(binary())
) -> {ok, directories()} | {error, snag:snag()}.
directories(Src, Dst, Interface) ->
    Config = begin
        _pipe = sketch_css@uniconfig:read(<<"sketch_css"/utf8>>),
        gleam@option:from_result(_pipe)
    end,
    gleam@result:map(
        sketch_css@fs:cwd(),
        fun(Cwd) ->
            Src@1 = read_directory(
                <<"src"/utf8>>,
                Src,
                Cwd,
                Config,
                <<"src"/utf8>>
            ),
            Dst@1 = read_directory(
                <<"dst"/utf8>>,
                Dst,
                Cwd,
                Config,
                <<"public/styles"/utf8>>
            ),
            {directories,
                Src@1,
                Dst@1,
                (read_directory(
                    <<"interface"/utf8>>,
                    Interface,
                    Cwd,
                    Config,
                    <<"src/sketch/styles"/utf8>>
                ))}
        end
    ).