-module(gluple).
-compile([no_auto_import, nowarn_unused_vars, nowarn_unused_function, nowarn_nomatch]).

-export([is_tuple/1, tuple_to_list/1, list_to_tuple/1, tuple_size/1, tuple_element/2]).

-spec is_tuple(any()) -> boolean().
is_tuple(Maybe_tuple) ->
    erlang:is_tuple(Maybe_tuple).

-spec tuple_to_list(any()) -> {ok, list(gleam@dynamic:dynamic_())} |
    {error, list(gleam@dynamic:decode_error())}.
tuple_to_list(Tuple) ->
    case erlang:is_tuple(Tuple) of
        true ->
            {ok, erlang:tuple_to_list(Tuple)};

        false ->
            {error,
                [{decode_error,
                        <<"Tuple"/utf8>>,
                        gleam@string:inspect(Tuple),
                        []}]}
    end.

-spec list_to_tuple(list(any())) -> gleam@dynamic:dynamic_().
list_to_tuple(List) ->
    erlang:list_to_tuple(List).

-spec tuple_size(any()) -> {ok, integer()} |
    {error, list(gleam@dynamic:decode_error())}.
tuple_size(Tuple) ->
    case erlang:is_tuple(Tuple) of
        true ->
            {ok, erlang:tuple_size(Tuple)};

        false ->
            {error,
                [{decode_error,
                        <<"Tuple"/utf8>>,
                        gleam@string:inspect(Tuple),
                        []}]}
    end.

-spec tuple_element(any(), integer()) -> {ok, gleam@dynamic:dynamic_()} |
    {error, list(gleam@dynamic:decode_error())}.
tuple_element(Tuple, Index) ->
    case erlang:is_tuple(Tuple) of
        true ->
            Tuple_size = erlang:tuple_size(Tuple),
            case (Index >= 0) andalso (Index < Tuple_size) of
                true ->
                    {ok, erlang:element(Index + 1, Tuple)};

                false ->
                    {error,
                        [{decode_error,
                                <<"Tuple size "/utf8,
                                    (gleam@int:to_string(Tuple_size))/binary>>,
                                <<"Desired index "/utf8,
                                    (gleam@int:to_string(Index))/binary>>,
                                []}]}
            end;

        false ->
            {error,
                [{decode_error,
                        <<"Tuple"/utf8>>,
                        gleam@string:inspect(Tuple),
                        []}]}
    end.