-module(kitazith@validation).
-compile([no_auto_import, nowarn_unused_vars, nowarn_unused_function, nowarn_nomatch, inline]).
-define(FILEPATH, "src/kitazith/validation.gleam").
-export([message/1]).
-export_type([validation_error/0, validation_reason/0]).

-type validation_error() :: {validation_error, binary(), validation_reason()}.

-type validation_reason() :: {string_length_out_of_range,
        integer(),
        integer(),
        integer()} |
    {string_length_exceeded, integer(), integer()} |
    {list_length_exceeded, integer(), integer(), binary()} |
    {aggregate_character_limit_exceeded, binary(), integer(), integer()} |
    {aggregate_component_limit_exceeded, integer(), integer()} |
    {component_count_out_of_range, integer(), integer(), integer(), binary()} |
    {numeric_maximum_exceeded, integer(), integer(), binary()} |
    {numeric_out_of_range, integer(), integer(), integer(), binary()} |
    {missing_attachment_reference, binary()} |
    attachment_reference_missing_filename |
    attachment_reference_required |
    {duplicate_attachment_filename, binary(), list(integer())} |
    {mutually_exclusive_with, binary()} |
    {requires_flag, binary()}.

-file("src/kitazith/validation.gleam", 28).
-spec message(validation_error()) -> binary().
message(Error) ->
    case erlang:element(3, Error) of
        {string_length_out_of_range, Min, Max, _} ->
            <<<<<<<<"must be between "/utf8,
                            (erlang:integer_to_binary(Min))/binary>>/binary,
                        " and "/utf8>>/binary,
                    (erlang:integer_to_binary(Max))/binary>>/binary,
                " characters"/utf8>>;

        {string_length_exceeded, Max@1, _} ->
            <<<<"must be at most "/utf8,
                    (erlang:integer_to_binary(Max@1))/binary>>/binary,
                " characters"/utf8>>;

        {list_length_exceeded, Max@2, _, Item_label} ->
            <<<<<<"must contain at most "/utf8,
                        (erlang:integer_to_binary(Max@2))/binary>>/binary,
                    " "/utf8>>/binary,
                Item_label/binary>>;

        {aggregate_character_limit_exceeded, Limit_label, Max@3, _} ->
            case Limit_label of
                <<"embed_total_characters"/utf8>> ->
                    <<<<"must contain at most "/utf8,
                            (erlang:integer_to_binary(Max@3))/binary>>/binary,
                        " total characters across titles, descriptions, field names, field values, footer texts, and author names"/utf8>>;

                _ ->
                    <<<<<<"must be at most "/utf8,
                                (erlang:integer_to_binary(Max@3))/binary>>/binary,
                            " for "/utf8>>/binary,
                        Limit_label/binary>>
            end;

        {aggregate_component_limit_exceeded, Max@4, _} ->
            <<<<"must contain at most "/utf8,
                    (erlang:integer_to_binary(Max@4))/binary>>/binary,
                " total components"/utf8>>;

        {component_count_out_of_range, Min@1, Max@5, _, Item_label@1} ->
            <<<<<<<<<<"must contain between "/utf8,
                                (erlang:integer_to_binary(Min@1))/binary>>/binary,
                            " and "/utf8>>/binary,
                        (erlang:integer_to_binary(Max@5))/binary>>/binary,
                    " "/utf8>>/binary,
                Item_label@1/binary>>;

        {numeric_maximum_exceeded, Max@6, _, Unit} ->
            <<<<<<"must be at most "/utf8,
                        (erlang:integer_to_binary(Max@6))/binary>>/binary,
                    " "/utf8>>/binary,
                Unit/binary>>;

        {numeric_out_of_range, Min@2, Max@7, _, Unit@1} ->
            <<<<<<<<<<"must be between "/utf8,
                                (erlang:integer_to_binary(Min@2))/binary>>/binary,
                            " and "/utf8>>/binary,
                        (erlang:integer_to_binary(Max@7))/binary>>/binary,
                    " "/utf8>>/binary,
                Unit@1/binary>>;

        {missing_attachment_reference, Filename} ->
            <<<<"references attachment `"/utf8, Filename/binary>>/binary,
                "` that is not present in attachments"/utf8>>;

        attachment_reference_missing_filename ->
            <<"must include a filename after `attachment://`"/utf8>>;

        attachment_reference_required ->
            <<"must use an `attachment://<filename>` reference"/utf8>>;

        {duplicate_attachment_filename, Filename@1, Indexes} ->
            <<<<<<"contains duplicate attachment filename `"/utf8,
                        Filename@1/binary>>/binary,
                    "` at indexes "/utf8>>/binary,
                (begin
                    _pipe = Indexes,
                    _pipe@1 = gleam@list:map(
                        _pipe,
                        fun erlang:integer_to_binary/1
                    ),
                    gleam@string:join(_pipe@1, <<", "/utf8>>)
                end)/binary>>;

        {mutually_exclusive_with, Other_path} ->
            <<<<"must not be used together with `"/utf8, Other_path/binary>>/binary,
                "`"/utf8>>;

        {requires_flag, Flag_name} ->
            <<<<"requires the `"/utf8, Flag_name/binary>>/binary,
                "` flag"/utf8>>
    end.