-module(gleam@http@service).
-compile([no_auto_import, nowarn_unused_vars, nowarn_unused_function, nowarn_nomatch, inline]).
-define(FILEPATH, "src/gleam/http/service.gleam").
-export([map_response_body/2, prepend_response_header/3, method_override/1]).

-file("src/gleam/http/service.gleam", 17).
-spec map_response_body(
    fun((EVR) -> gleam@http@response:response(EVS)),
    fun((EVS) -> EVU)
) -> fun((EVR) -> gleam@http@response:response(EVU)).
map_response_body(Service, Mapper) ->
    fun(Req) -> _pipe = Req,
        _pipe@1 = Service(_pipe),
        gleam@http@response:map(_pipe@1, Mapper) end.

-file("src/gleam/http/service.gleam", 29).
-spec prepend_response_header(
    fun((EVW) -> gleam@http@response:response(EVX)),
    binary(),
    binary()
) -> fun((EVW) -> gleam@http@response:response(EVX)).
prepend_response_header(Service, Key, Value) ->
    fun(Req) -> _pipe = Req,
        _pipe@1 = Service(_pipe),
        gleam@http@response:prepend_header(_pipe@1, Key, Value) end.

-file("src/gleam/http/service.gleam", 41).
-spec ensure_post(gleam@http@request:request(EWA)) -> {ok,
        gleam@http@request:request(EWA)} |
    {error, nil}.
ensure_post(Req) ->
    case erlang:element(2, Req) of
        post ->
            {ok, Req};

        _ ->
            {error, nil}
    end.

-file("src/gleam/http/service.gleam", 48).
-spec get_override_method(gleam@http@request:request(any())) -> {ok,
        gleam@http:method()} |
    {error, nil}.
get_override_method(Request) ->
    case gleam@http@request:get_query(Request) of
        {ok, X} ->
            begin
                Result = gleam@list:key_find(X, <<"_method"/utf8>>),
                case Result of
                    {ok, X@1} ->
                        case gleam@http:parse_method(X@1) of
                            {ok, X@2} ->
                                Method = X@2,
                                case Method of
                                    put ->
                                        {ok, Method};

                                    patch ->
                                        {ok, Method};

                                    delete ->
                                        {ok, Method};

                                    _ ->
                                        {error, nil}
                                end;

                            {error, E} ->
                                {error, E}
                        end;

                    {error, E@1} ->
                        {error, E@1}
                end
            end;

        {error, E@2} ->
            {error, E@2}
    end.

-file("src/gleam/http/service.gleam", 59).
-spec method_override(fun((gleam@http@request:request(EWJ)) -> EWL)) -> fun((gleam@http@request:request(EWJ)) -> EWL).
method_override(Service) ->
    fun(Request) -> _pipe = Request,
        _pipe@1 = ensure_post(_pipe),
        _pipe@2 = gleam@result:'try'(_pipe@1, fun get_override_method/1),
        _pipe@3 = gleam@result:map(
            _pipe@2,
            fun(_capture) ->
                gleam@http@request:set_method(Request, _capture)
            end
        ),
        _pipe@4 = gleam@result:unwrap(_pipe@3, Request),
        Service(_pipe@4) end.