-module(postgleam@error).
-compile([no_auto_import, nowarn_unused_vars, nowarn_unused_function, nowarn_nomatch, inline]).
-define(FILEPATH, "src/postgleam/error.gleam").
-export([parse_error_fields/1]).
-export_type([pg_error_fields/0, error/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.

-type pg_error_fields() :: {pg_error_fields,
        binary(),
        binary(),
        binary(),
        gleam@option:option(binary()),
        gleam@option:option(binary()),
        gleam@option:option(binary()),
        gleam@option:option(binary()),
        gleam@option:option(binary()),
        gleam@option:option(binary()),
        gleam@option:option(binary()),
        gleam@option:option(binary()),
        gleam@option:option(binary()),
        gleam@option:option(binary()),
        gleam@option:option(binary()),
        gleam@option:option(binary()),
        gleam@option:option(binary()),
        gleam@option:option(binary())}.

-type error() :: {pg_error,
        pg_error_fields(),
        gleam@option:option(integer()),
        gleam@option:option(binary())} |
    {connection_error, binary()} |
    {authentication_error, binary()} |
    {encode_error, binary()} |
    {decode_error, binary()} |
    {protocol_error, binary()} |
    {socket_error, binary()} |
    timeout_error.

-file("src/postgleam/error.gleam", 70).
-spec field(gleam@dict:dict(binary(), binary()), binary()) -> binary().
field(Fields, Key) ->
    case gleam_stdlib:map_get(Fields, Key) of
        {ok, V} ->
            V;

        {error, _} ->
            <<""/utf8>>
    end.

-file("src/postgleam/error.gleam", 77).
-spec opt_field(gleam@dict:dict(binary(), binary()), binary()) -> gleam@option:option(binary()).
opt_field(Fields, Key) ->
    case gleam_stdlib:map_get(Fields, Key) of
        {ok, V} ->
            {some, V};

        {error, _} ->
            none
    end.

-file("src/postgleam/error.gleam", 48).
?DOC(" Parse a raw error field dict (from wire protocol) into structured PgErrorFields\n").
-spec parse_error_fields(gleam@dict:dict(binary(), binary())) -> pg_error_fields().
parse_error_fields(Fields) ->
    {pg_error_fields,
        field(Fields, <<"severity"/utf8>>),
        field(Fields, <<"code"/utf8>>),
        field(Fields, <<"message"/utf8>>),
        opt_field(Fields, <<"detail"/utf8>>),
        opt_field(Fields, <<"hint"/utf8>>),
        opt_field(Fields, <<"position"/utf8>>),
        opt_field(Fields, <<"internal_position"/utf8>>),
        opt_field(Fields, <<"internal_query"/utf8>>),
        opt_field(Fields, <<"where"/utf8>>),
        opt_field(Fields, <<"schema"/utf8>>),
        opt_field(Fields, <<"table"/utf8>>),
        opt_field(Fields, <<"column"/utf8>>),
        opt_field(Fields, <<"data_type"/utf8>>),
        opt_field(Fields, <<"constraint"/utf8>>),
        opt_field(Fields, <<"file"/utf8>>),
        opt_field(Fields, <<"line"/utf8>>),
        opt_field(Fields, <<"routine"/utf8>>)}.