-module(glimt@erlang_logger@basic_formatter).
-compile([no_auto_import, nowarn_unused_vars]).

-export([use_with_handler/1, format/2]).

-spec use_with_handler(binary()) -> nil.
use_with_handler(Handler_id) ->
    logger:set_handler_config(
        glimt@erlang_logger@common:a(Handler_id),
        glimt@erlang_logger@common:a(<<"formatter"/utf8>>),
        {glimt@erlang_logger@common:a(
                <<"glimt@erlang_logger@basic_formatter"/utf8>>
            ),
            gleam@dynamic:from(nil)}
    ).

-spec format_report(list({gleam@dynamic:dynamic(), gleam@dynamic:dynamic()})) -> binary().
format_report(Report) ->
    Report_content = begin
        _pipe = Report,
        _pipe@1 = gleam@list:map(
            _pipe,
            fun(Entry) ->
                {Key, Value} = case Entry of
                    {_, _} -> Entry;
                    _assert_fail ->
                        erlang:error(#{gleam_error => assert,
                                    message => <<"Assertion pattern match failed"/utf8>>,
                                    value => _assert_fail,
                                    module => <<"glimt/erlang_logger/basic_formatter"/utf8>>,
                                    function => <<"format_report"/utf8>>,
                                    line => 73})
                end,
                <<<<(glimt@erlang_logger@common:format_dynamic(Key))/binary,
                        " => "/utf8>>/binary,
                    (glimt@erlang_logger@common:format_dynamic(Value))/binary>>
            end
        ),
        gleam@string:join(_pipe@1, <<", "/utf8>>)
    end,
    <<<<"("/utf8, Report_content/binary>>/binary, ")"/utf8>>.

-spec format_name_and_pid(
    gleam@option:option(binary()),
    gleam@erlang@process:pid_()
) -> binary().
format_name_and_pid(Logger_name, Pid) ->
    case Logger_name of
        {some, Name} ->
            <<<<<<Name/binary, "("/utf8>>/binary,
                    (gleam@erlang:format(Pid))/binary>>/binary,
                ")"/utf8>>;

        none ->
            gleam@erlang:format(Pid)
    end.

-spec style_level(glimt@erlang_logger@level:level()) -> fun((binary()) -> binary()).
style_level(Log_level) ->
    case Log_level of
        emergency ->
            glimt@style:style_fatal();

        alert ->
            glimt@style:style_fatal();

        critical ->
            glimt@style:style_fatal();

        error ->
            glimt@style:style_error();

        warning ->
            glimt@style:style_warning();

        notice ->
            glimt@style:style_info();

        info ->
            glimt@style:style_debug();

        debug ->
            glimt@style:style_trace()
    end.

-spec format(gleam@dynamic:dynamic(), gleam@dynamic:dynamic()) -> binary().
format(Log_event, Config) ->
    case glimt@erlang_logger@log_event:decode_log_event(Log_event) of
        {ok, Log_event@1} ->
            Styled_time = glimt@style:style_time(
                glimt@erlang_logger@common:time_to_string(
                    erlang:element(2, Log_event@1)
                )
            ),
            Level_string = gleam@erlang:format(erlang:element(3, Log_event@1)),
            Styled_level = (style_level(erlang:element(3, Log_event@1)))(
                Level_string
            ),
            Styled_name = glimt@style:style_name(
                format_name_and_pid(
                    erlang:element(6, Log_event@1),
                    erlang:element(5, Log_event@1)
                )
            ),
            Error_string = case erlang:element(7, Log_event@1) of
                {some, Error} ->
                    <<" | "/utf8, Error/binary>>;

                none ->
                    <<""/utf8>>
            end,
            case Log_event@1 of
                {message, _, _, Message, _, _, _} ->
                    Styled_message = Message,
                    <<<<<<<<<<<<<<<<Styled_time/binary, " | "/utf8>>/binary,
                                                Styled_level/binary>>/binary,
                                            " | "/utf8>>/binary,
                                        Styled_name/binary>>/binary,
                                    " | "/utf8>>/binary,
                                Styled_message/binary>>/binary,
                            Error_string/binary>>/binary,
                        "\n"/utf8>>;

                {report, _, _, Report, _, _, _} ->
                    Styled_message@1 = format_report(Report),
                    <<<<<<<<<<<<<<<<Styled_time/binary, " | "/utf8>>/binary,
                                                Styled_level/binary>>/binary,
                                            " | "/utf8>>/binary,
                                        Styled_name/binary>>/binary,
                                    " | "/utf8>>/binary,
                                Styled_message@1/binary>>/binary,
                            Error_string/binary>>/binary,
                        "\n"/utf8>>
            end;

        _ ->
            gleam@io:println(<<"Using build in format"/utf8>>),
            glimt@erlang_logger@common:built_in_format(Log_event, Config)
    end.