-module(ewe@internal@decoder).
-compile([no_auto_import, nowarn_unused_vars, nowarn_unused_function, nowarn_nomatch, inline]).
-define(FILEPATH, "src/ewe/internal/decoder.gleam").
-export([decode_packet/3, decode_method/1]).
-export_type([packet_type/0, abs_path/0, http_packet/0, packet/0]).

-if(?OTP_RELEASE >= 27).
-define(MODULEDOC(Str), -moduledoc(Str)).
-define(DOC(Str), -doc(Str)).
-else.
-define(MODULEDOC(Str), -compile([])).
-define(DOC(Str), -compile([])).
-endif.

?MODULEDOC(false).

-type packet_type() :: http_bin | httph_bin.

-type abs_path() :: {abs_path, bitstring()}.

-type http_packet() :: {http_request,
        bitstring(),
        abs_path(),
        {integer(), integer()}} |
    {http_header, bitstring(), bitstring()} |
    http_eoh.

-type packet() :: {packet, http_packet(), bitstring()} |
    {more, gleam@option:option(integer())}.

-file("src/ewe/internal/decoder.gleam", 29).
?DOC(false).
-spec decode_packet(packet_type(), bitstring(), list(any())) -> {ok, packet()} |
    {error, gleam@dynamic:dynamic_()}.
decode_packet(Type_, Packet, Options) ->
    ewe_ffi:decode_packet(Type_, Packet, Options).

-file("src/ewe/internal/decoder.gleam", 35).
?DOC(false).
-spec decode_method(bitstring()) -> {ok, gleam@http:method()} | {error, nil}.
decode_method(Method) ->
    case Method of
        <<"GET"/utf8>> ->
            {ok, get};

        <<"POST"/utf8>> ->
            {ok, post};

        <<"HEAD"/utf8>> ->
            {ok, head};

        <<"PUT"/utf8>> ->
            {ok, put};

        <<"DELETE"/utf8>> ->
            {ok, delete};

        <<"TRACE"/utf8>> ->
            {ok, trace};

        <<"CONNECT"/utf8>> ->
            {ok, connect};

        <<"OPTIONS"/utf8>> ->
            {ok, options};

        <<"PATCH"/utf8>> ->
            {ok, patch};

        _ ->
            {error, nil}
    end.