-module(pgl@internal@socket).
-compile([no_auto_import, nowarn_unused_vars, nowarn_unused_function, nowarn_nomatch, inline]).
-define(FILEPATH, "src/pgl/internal/socket.gleam").
-export([new/0, host/2, port/2, timeout/2, ipv6/2, parameter/3, connect/1, start_ping/2, stop_ping/1, to_ssl/2, send/2, 'receive'/2, shutdown/1, supervised/1, factory/1]).
-export_type([internal_socket/0, builder/0, socket/0, state/0, msg/0, factory/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).

-opaque internal_socket() :: {tcp, neon@tcp:tcp()} | {ssl, neon@ssl:ssl()}.

-opaque builder() :: {builder, binary(), integer(), boolean(), integer()}.

-opaque socket() :: {socket,
        gleam@erlang@process:subject(msg()),
        binary(),
        integer(),
        gleam@dict:dict(binary(), binary())}.

-type state() :: {state,
        internal_socket(),
        gleam@erlang@process:subject(msg()),
        integer(),
        gleam@option:option(gleam@erlang@process:timer())}.

-opaque msg() :: {start_ping, integer()} |
    stop_ping |
    {ping, integer()} |
    {ssl_upgrade,
        gleam@erlang@process:subject({ok, nil} |
            {error, pgl@internal:internal_error()}),
        binary(),
        boolean()} |
    {send,
        gleam@erlang@process:subject({ok, nil} |
            {error, pgl@internal:socket_error()}),
        bitstring()} |
    {'receive',
        gleam@erlang@process:subject({ok, bitstring()} |
            {error, pgl@internal:socket_error()}),
        integer(),
        integer()} |
    {shutdown,
        gleam@erlang@process:subject({ok, nil} |
            {error, pgl@internal:socket_error()})}.

-opaque factory() :: {factory,
        gleam@erlang@process:name(gleam@otp@factory_supervisor:message(builder(), socket())),
        builder()}.

-file("src/pgl/internal/socket.gleam", 60).
?DOC(false).
-spec new() -> builder().
new() ->
    {builder, <<"127.0.0.1"/utf8>>, 5432, false, 1000}.

-file("src/pgl/internal/socket.gleam", 69).
?DOC(false).
-spec host(builder(), binary()) -> builder().
host(Builder, Host) ->
    {builder,
        Host,
        erlang:element(3, Builder),
        erlang:element(4, Builder),
        erlang:element(5, Builder)}.

-file("src/pgl/internal/socket.gleam", 73).
?DOC(false).
-spec port(builder(), integer()) -> builder().
port(Builder, Port) ->
    {builder,
        erlang:element(2, Builder),
        Port,
        erlang:element(4, Builder),
        erlang:element(5, Builder)}.

-file("src/pgl/internal/socket.gleam", 77).
?DOC(false).
-spec timeout(builder(), integer()) -> builder().
timeout(Builder, Timeout) ->
    {builder,
        erlang:element(2, Builder),
        erlang:element(3, Builder),
        erlang:element(4, Builder),
        Timeout}.

-file("src/pgl/internal/socket.gleam", 81).
?DOC(false).
-spec ipv6(builder(), boolean()) -> builder().
ipv6(Builder, Ipv6) ->
    {builder,
        erlang:element(2, Builder),
        erlang:element(3, Builder),
        Ipv6,
        erlang:element(5, Builder)}.

-file("src/pgl/internal/socket.gleam", 101).
?DOC(false).
-spec parameter(socket(), binary(), binary()) -> socket().
parameter(Sock, Key, Value) ->
    Parameters = begin
        _pipe = erlang:element(5, Sock),
        gleam@dict:insert(_pipe, Key, Value)
    end,
    {socket,
        erlang:element(2, Sock),
        erlang:element(3, Sock),
        erlang:element(4, Sock),
        Parameters}.

-file("src/pgl/internal/socket.gleam", 106).
?DOC(false).
-spec connect(factory()) -> {ok, socket()} |
    {error, gleam@otp@actor:start_error()}.
connect(Factory) ->
    _pipe = gleam@otp@factory_supervisor:get_by_name(erlang:element(2, Factory)),
    _pipe@1 = gleam@otp@factory_supervisor:start_child(
        _pipe,
        erlang:element(3, Factory)
    ),
    gleam@result:map(_pipe@1, fun(Started) -> erlang:element(3, Started) end).

-file("src/pgl/internal/socket.gleam", 140).
?DOC(false).
-spec start_ping(socket(), integer()) -> nil.
start_ping(Socket, Interval) ->
    gleam@erlang@process:send(erlang:element(2, Socket), {start_ping, Interval}).

-file("src/pgl/internal/socket.gleam", 144).
?DOC(false).
-spec stop_ping(socket()) -> nil.
stop_ping(Socket) ->
    gleam@erlang@process:send(erlang:element(2, Socket), stop_ping).

-file("src/pgl/internal/socket.gleam", 148).
?DOC(false).
-spec to_ssl(socket(), boolean()) -> {ok, socket()} |
    {error, pgl@internal:internal_error()}.
to_ssl(Socket, Verified) ->
    _pipe = gleam@otp@actor:call(
        erlang:element(2, Socket),
        1000,
        fun(_capture) ->
            {ssl_upgrade, _capture, erlang:element(3, Socket), Verified}
        end
    ),
    gleam@result:replace(_pipe, Socket).

-file("src/pgl/internal/socket.gleam", 156).
?DOC(false).
-spec send(socket(), bitstring()) -> {ok, socket()} |
    {error, pgl@internal:internal_error()}.
send(Socket, Payload) ->
    _pipe = gleam@otp@actor:call(
        erlang:element(2, Socket),
        1000,
        fun(_capture) -> {send, _capture, Payload} end
    ),
    _pipe@1 = gleam@result:map_error(
        _pipe,
        fun(Kind) -> {socket_error, Kind, <<"Failed to send"/utf8>>} end
    ),
    gleam@result:replace(_pipe@1, Socket).

-file("src/pgl/internal/socket.gleam", 167).
?DOC(false).
-spec 'receive'(socket(), integer()) -> {ok, bitstring()} |
    {error, pgl@internal:internal_error()}.
'receive'(Conn, Length) ->
    _pipe = gleam@otp@actor:call(
        erlang:element(2, Conn),
        erlang:element(4, Conn),
        fun(_capture) ->
            {'receive', _capture, Length, erlang:element(4, Conn)}
        end
    ),
    gleam@result:map_error(
        _pipe,
        fun(Kind) -> {socket_error, Kind, <<"Failed to receive"/utf8>>} end
    ).

-file("src/pgl/internal/socket.gleam", 177).
?DOC(false).
-spec shutdown(socket()) -> {ok, nil} | {error, pgl@internal:internal_error()}.
shutdown(Conn) ->
    _pipe = gleam@otp@actor:call(
        erlang:element(2, Conn),
        1000,
        fun(Field@0) -> {shutdown, Field@0} end
    ),
    gleam@result:map_error(
        _pipe,
        fun(Kind) -> {socket_error, Kind, <<"Failed to shutdown"/utf8>>} end
    ).

-file("src/pgl/internal/socket.gleam", 359).
?DOC(false).
-spec tcp_error_to_socket_error(neon@tcp:tcp_error()) -> pgl@internal:socket_error().
tcp_error_to_socket_error(Error) ->
    case Error of
        closed ->
            closed;

        timeout ->
            timeout;

        system_limit ->
            system_limit;

        {posix, Code} ->
            {posix, Code};

        {tcp_error, Message} ->
            {tcp_error, Message}
    end.

-file("src/pgl/internal/socket.gleam", 335).
?DOC(false).
-spec tcp_connect(binary(), integer(), boolean()) -> {ok, internal_socket()} |
    {error, binary()}.
tcp_connect(Host, Port, Ipv6) ->
    _pipe = neon@net:port(Port),
    _pipe@1 = gleam@result:replace_error(
        _pipe,
        {connect_error, <<"Invalid port"/utf8>>}
    ),
    _pipe@8 = gleam@result:'try'(
        _pipe@1,
        fun(Port@1) ->
            Ip_version = case Ipv6 of
                true ->
                    ipv6;

                false ->
                    ipv4
            end,
            _pipe@2 = Host,
            _pipe@3 = neon@net:hostname(_pipe@2),
            _pipe@4 = neon@tcp:new(_pipe@3, Port@1),
            _pipe@5 = neon@tcp:ip_version(_pipe@4, Ip_version),
            _pipe@6 = neon@tcp:connect(_pipe@5),
            _pipe@7 = gleam@result:map_error(
                _pipe@6,
                fun tcp_error_to_socket_error/1
            ),
            gleam@result:map(_pipe@7, fun(Field@0) -> {tcp, Field@0} end)
        end
    ),
    gleam@result:map_error(_pipe@8, fun pgl@internal:socket_error_to_string/1).

-file("src/pgl/internal/socket.gleam", 381).
?DOC(false).
-spec tls_alert_to_string(neon@ssl:tls_alert()) -> binary().
tls_alert_to_string(Alert) ->
    case Alert of
        close_notify ->
            <<"close_notify"/utf8>>;

        unexpected_message ->
            <<"unexpected_message"/utf8>>;

        bad_record_mac ->
            <<"bad_record_mac"/utf8>>;

        record_overflow ->
            <<"record_overflow"/utf8>>;

        handshake_failure ->
            <<"handshake_failure"/utf8>>;

        bad_certificate ->
            <<"bad_certificate"/utf8>>;

        unsupported_certificate ->
            <<"unsupported_certificate"/utf8>>;

        certificate_revoked ->
            <<"certificate_revoked"/utf8>>;

        certificate_expired ->
            <<"certificate_expired"/utf8>>;

        certificate_unknown ->
            <<"certificate_unknown"/utf8>>;

        illegal_parameter ->
            <<"illegal_parameter"/utf8>>;

        unknown_ca ->
            <<"unknown_ca"/utf8>>;

        access_denied ->
            <<"access_denied"/utf8>>;

        decode_error ->
            <<"decode_error"/utf8>>;

        decrypt_error ->
            <<"decrypt_error"/utf8>>;

        export_restriction ->
            <<"export_restriction"/utf8>>;

        protocol_version ->
            <<"protocol_version"/utf8>>;

        insufficient_security ->
            <<"insufficient_security"/utf8>>;

        internal_error ->
            <<"internal_error"/utf8>>;

        inappropriate_fallback ->
            <<"inappropriate_fallback"/utf8>>;

        user_canceled ->
            <<"user_canceled"/utf8>>;

        no_renegotiation ->
            <<"no_renegotiation"/utf8>>;

        unsupported_extension ->
            <<"unsupported_extension"/utf8>>;

        certificate_unobtainable ->
            <<"certificate_unobtainable"/utf8>>;

        unrecognized_name ->
            <<"unrecognized_name"/utf8>>;

        bad_certificate_status_response ->
            <<"bad_certificate_status_response"/utf8>>;

        bad_certificate_hash_value ->
            <<"bad_certificate_hash_value"/utf8>>;

        unknown_psk_identity ->
            <<"unknown_psk_identity"/utf8>>;

        no_application_protocol ->
            <<"no_application_protocol"/utf8>>
    end.

-file("src/pgl/internal/socket.gleam", 369).
?DOC(false).
-spec ssl_error_to_socket_error(neon@ssl:ssl_error()) -> pgl@internal:socket_error().
ssl_error_to_socket_error(Error) ->
    case Error of
        closed ->
            closed;

        timeout ->
            timeout;

        {posix, Code} ->
            {posix, Code};

        {tls_alert, Alert, Message} ->
            {tls_alert,
                <<<<(tls_alert_to_string(Alert))/binary, " | "/utf8>>/binary,
                    Message/binary>>};

        {ssl_error, Message@1} ->
            {ssl_sock_error, Message@1};

        ssl_not_started ->
            {ssl_sock_error, <<"SSL Not Started"/utf8>>}
    end.

-file("src/pgl/internal/socket.gleam", 313).
?DOC(false).
-spec tcp_to_ssl(internal_socket(), binary(), boolean()) -> {ok,
        internal_socket()} |
    {error, pgl@internal:socket_error()}.
tcp_to_ssl(Socket, Host, Verified) ->
    case Socket of
        {tcp, Sock} ->
            Verifier = case Verified of
                true ->
                    fun neon@ssl:verify_peer/1;

                false ->
                    fun neon@ssl:verify_none/1
            end,
            _pipe = neon@ssl:from_tcp(Sock, Host),
            _pipe@1 = Verifier(_pipe),
            _pipe@2 = neon@ssl:connect(_pipe@1),
            _pipe@3 = gleam@result:map(
                _pipe@2,
                fun(Field@0) -> {ssl, Field@0} end
            ),
            gleam@result:map_error(_pipe@3, fun ssl_error_to_socket_error/1);

        _ ->
            {ok, Socket}
    end.

-file("src/pgl/internal/socket.gleam", 415).
?DOC(false).
-spec socket_send(internal_socket(), bitstring()) -> {ok, nil} |
    {error, pgl@internal:socket_error()}.
socket_send(Socket, Payload) ->
    case Socket of
        {tcp, Sock} ->
            _pipe = neon@tcp:send(Sock, Payload),
            gleam@result:map_error(_pipe, fun tcp_error_to_socket_error/1);

        {ssl, Sock@1} ->
            _pipe@1 = neon@ssl:send(Sock@1, Payload),
            gleam@result:map_error(_pipe@1, fun ssl_error_to_socket_error/1)
    end.

-file("src/pgl/internal/socket.gleam", 427).
?DOC(false).
-spec socket_receive(internal_socket(), integer(), neon@net:timeout_()) -> {ok,
        bitstring()} |
    {error, pgl@internal:socket_error()}.
socket_receive(Socket, Length, Timeout) ->
    case Socket of
        {tcp, Sock} ->
            _pipe = neon@tcp:'receive'(Sock, Length, Timeout),
            gleam@result:map_error(_pipe, fun tcp_error_to_socket_error/1);

        {ssl, Sock@1} ->
            _pipe@1 = neon@ssl:'receive'(Sock@1, Length, Timeout),
            gleam@result:map_error(_pipe@1, fun ssl_error_to_socket_error/1)
    end.

-file("src/pgl/internal/socket.gleam", 209).
?DOC(false).
-spec receive_message(internal_socket(), integer()) -> {ok,
        pgl@internal:message()} |
    {error, pgl@internal:internal_error()}.
receive_message(Sock, Timeout) ->
    _pipe = neon@net:timeout(Timeout),
    _pipe@1 = gleam@result:replace_error(
        _pipe,
        {socket_error, timeout, <<""/utf8>>}
    ),
    gleam@result:'try'(
        _pipe@1,
        fun(Timeout@1) -> _pipe@2 = socket_receive(Sock, 5, Timeout@1),
            _pipe@3 = gleam@result:map_error(
                _pipe@2,
                fun(_capture) -> {socket_error, _capture, <<""/utf8>>} end
            ),
            gleam@result:'try'(_pipe@3, fun(Data) -> case Data of
                        <<Code:8/bitstring, Size:32/integer>> ->
                            case Size - 4 of
                                0 ->
                                    pgl@internal@decode:message(Code, <<>>);

                                Size1 ->
                                    _pipe@4 = socket_receive(
                                        Sock,
                                        Size1,
                                        Timeout@1
                                    ),
                                    _pipe@5 = gleam@result:map_error(
                                        _pipe@4,
                                        fun(_capture@1) ->
                                            {socket_error,
                                                _capture@1,
                                                <<""/utf8>>}
                                        end
                                    ),
                                    gleam@result:'try'(
                                        _pipe@5,
                                        fun(_capture@2) ->
                                            pgl@internal@decode:message(
                                                Code,
                                                _capture@2
                                            )
                                        end
                                    )
                            end;

                        _ ->
                            _pipe@6 = decoding_error,
                            _pipe@7 = {protocol_error,
                                _pipe@6,
                                <<"Unexpected data received"/utf8>>},
                            {error, _pipe@7}
                    end end) end
    ).

-file("src/pgl/internal/socket.gleam", 194).
?DOC(false).
-spec flush(
    {ok, LQG} | {error, pgl@internal:internal_error()},
    internal_socket(),
    integer()
) -> {ok, LQG} | {error, pgl@internal:internal_error()}.
flush(Res, Sock, Timeout) ->
    _pipe = receive_message(Sock, Timeout),
    gleam@result:'try'(_pipe, fun(Msg) -> case Msg of
                {parameter_status, _, _} ->
                    flush(Res, Sock, Timeout);

                {ready_for_query, _} ->
                    Res;

                _ ->
                    flush(Res, Sock, Timeout)
            end end).

-file("src/pgl/internal/socket.gleam", 184).
?DOC(false).
-spec ping(internal_socket(), integer()) -> {ok, nil} |
    {error, pgl@internal:internal_error()}.
ping(Sock, Timeout) ->
    _pipe = pgl@internal@encode:sync(),
    _pipe@1 = socket_send(Sock, _pipe),
    _pipe@2 = gleam@result:map_error(
        _pipe@1,
        fun(_capture) -> {socket_error, _capture, <<""/utf8>>} end
    ),
    flush(_pipe@2, Sock, Timeout).

-file("src/pgl/internal/socket.gleam", 442).
?DOC(false).
-spec socket_shutdown(internal_socket()) -> {ok, nil} |
    {error, pgl@internal:socket_error()}.
socket_shutdown(Socket) ->
    case Socket of
        {tcp, Sock} ->
            _pipe = neon@tcp:shutdown(Sock),
            gleam@result:map_error(_pipe, fun tcp_error_to_socket_error/1);

        {ssl, Sock@1} ->
            _pipe@1 = neon@ssl:shutdown(Sock@1),
            gleam@result:map_error(_pipe@1, fun ssl_error_to_socket_error/1)
    end.

-file("src/pgl/internal/socket.gleam", 240).
?DOC(false).
-spec handle_message(state(), msg()) -> gleam@otp@actor:next(state(), msg()).
handle_message(State, Msg) ->
    case Msg of
        {start_ping, Interval} ->
            Ping_timer = gleam@erlang@process:send_after(
                erlang:element(3, State),
                Interval,
                {ping, Interval}
            ),
            _pipe = {state,
                erlang:element(2, State),
                erlang:element(3, State),
                erlang:element(4, State),
                {some, Ping_timer}},
            gleam@otp@actor:continue(_pipe);

        stop_ping ->
            case erlang:element(5, State) of
                {some, Timer} ->
                    gleam@erlang@process:cancel_timer(Timer);

                none ->
                    timer_not_found
            end,
            _pipe@1 = {state,
                erlang:element(2, State),
                erlang:element(3, State),
                erlang:element(4, State),
                none},
            gleam@otp@actor:continue(_pipe@1);

        {ping, Interval@1} ->
            _ = ping(erlang:element(2, State), erlang:element(4, State)),
            Ping_timer@1 = gleam@erlang@process:send_after(
                erlang:element(3, State),
                Interval@1,
                {ping, Interval@1}
            ),
            _pipe@2 = {state,
                erlang:element(2, State),
                erlang:element(3, State),
                erlang:element(4, State),
                {some, Ping_timer@1}},
            gleam@otp@actor:continue(_pipe@2);

        {ssl_upgrade, Client, Host, Verified} ->
            _pipe@3 = case tcp_to_ssl(erlang:element(2, State), Host, Verified) of
                {ok, Ssl} ->
                    gleam@otp@actor:send(Client, {ok, nil}),
                    {state,
                        Ssl,
                        erlang:element(3, State),
                        erlang:element(4, State),
                        erlang:element(5, State)};

                {error, Err} ->
                    Err@1 = {socket_error,
                        Err,
                        <<"Failed to connect SSL"/utf8>>},
                    gleam@otp@actor:send(Client, {error, Err@1}),
                    State
            end,
            gleam@otp@actor:continue(_pipe@3);

        {send, Client@1, Payload} ->
            _pipe@4 = socket_send(erlang:element(2, State), Payload),
            gleam@otp@actor:send(Client@1, _pipe@4),
            gleam@otp@actor:continue(State);

        {'receive', Client@2, Length, Timeout} ->
            _pipe@5 = neon@net:timeout(Timeout),
            _pipe@6 = gleam@result:map_error(
                _pipe@5,
                fun(_) -> {connect_error, <<"Invalid Port"/utf8>>} end
            ),
            _pipe@7 = gleam@result:'try'(
                _pipe@6,
                fun(Timeout@1) ->
                    socket_receive(erlang:element(2, State), Length, Timeout@1)
                end
            ),
            gleam@otp@actor:send(Client@2, _pipe@7),
            gleam@otp@actor:continue(State);

        {shutdown, Client@3} ->
            _ = socket_send(
                erlang:element(2, State),
                pgl@internal@encode:terminate()
            ),
            _pipe@8 = socket_shutdown(erlang:element(2, State)),
            gleam@otp@actor:send(Client@3, _pipe@8),
            gleam@otp@actor:stop()
    end.

-file("src/pgl/internal/socket.gleam", 120).
?DOC(false).
-spec start_socket(builder()) -> {ok, gleam@otp@actor:started(socket())} |
    {error, gleam@otp@actor:start_error()}.
start_socket(Builder) ->
    {builder, Host, Port, Ipv6, Timeout} = Builder,
    _pipe@5 = gleam@otp@actor:new_with_initialiser(
        1000,
        fun(Subject) -> _pipe = tcp_connect(Host, Port, Ipv6),
            gleam@result:map(
                _pipe,
                fun(Sock) ->
                    Selector = begin
                        _pipe@1 = gleam_erlang_ffi:new_selector(),
                        gleam@erlang@process:select(_pipe@1, Subject)
                    end,
                    Socket = {socket, Subject, Host, Timeout, maps:new()},
                    _pipe@2 = {state, Sock, Subject, Timeout, none},
                    _pipe@3 = gleam@otp@actor:initialised(_pipe@2),
                    _pipe@4 = gleam@otp@actor:selecting(_pipe@3, Selector),
                    gleam@otp@actor:returning(_pipe@4, Socket)
                end
            ) end
    ),
    _pipe@6 = gleam@otp@actor:on_message(_pipe@5, fun handle_message/2),
    gleam@otp@actor:start(_pipe@6).

-file("src/pgl/internal/socket.gleam", 112).
?DOC(false).
-spec supervised(factory()) -> gleam@otp@supervision:child_specification(gleam@otp@factory_supervisor:supervisor(builder(), socket())).
supervised(Factory) ->
    _pipe = gleam@otp@factory_supervisor:worker_child(fun start_socket/1),
    _pipe@1 = gleam@otp@factory_supervisor:named(
        _pipe,
        erlang:element(2, Factory)
    ),
    gleam@otp@factory_supervisor:supervised(_pipe@1).

-file("src/pgl/internal/socket.gleam", 94).
?DOC(false).
-spec factory(builder()) -> factory().
factory(Builder) ->
    _pipe = <<"pgl_sockets"/utf8>>,
    _pipe@1 = gleam_erlang_ffi:new_name(_pipe),
    {factory, _pipe@1, Builder}.