-module(discord_gleam@ws@packets@message).
-compile([no_auto_import, nowarn_unused_vars, nowarn_unused_function, nowarn_nomatch]).

-export([string_to_data/1]).
-export_type([message_author/0, message_packet_data/0, message_packet/0]).

-type message_author() :: {message_author, binary(), binary()}.

-type message_packet_data() :: {message_packet_data,
        binary(),
        binary(),
        binary(),
        binary(),
        message_author()}.

-type message_packet() :: {message_packet,
        binary(),
        integer(),
        integer(),
        message_packet_data()}.

-spec string_to_data(binary()) -> {ok, message_packet()} | {error, binary()}.
string_to_data(Encoded) ->
    Decoder = gleam@dynamic:decode4(
        fun(Field@0, Field@1, Field@2, Field@3) -> {message_packet, Field@0, Field@1, Field@2, Field@3} end,
        gleam@dynamic:field(<<"t"/utf8>>, fun gleam@dynamic:string/1),
        gleam@dynamic:field(<<"s"/utf8>>, fun gleam@dynamic:int/1),
        gleam@dynamic:field(<<"op"/utf8>>, fun gleam@dynamic:int/1),
        gleam@dynamic:field(
            <<"d"/utf8>>,
            gleam@dynamic:decode5(
                fun(Field@0, Field@1, Field@2, Field@3, Field@4) -> {message_packet_data, Field@0, Field@1, Field@2, Field@3, Field@4} end,
                gleam@dynamic:field(
                    <<"content"/utf8>>,
                    fun gleam@dynamic:string/1
                ),
                gleam@dynamic:field(
                    <<"id"/utf8>>,
                    fun discord_gleam@discord@snowflake:from_dynamic/1
                ),
                gleam@dynamic:field(
                    <<"guild_id"/utf8>>,
                    fun discord_gleam@discord@snowflake:from_dynamic/1
                ),
                gleam@dynamic:field(
                    <<"channel_id"/utf8>>,
                    fun discord_gleam@discord@snowflake:from_dynamic/1
                ),
                gleam@dynamic:field(
                    <<"author"/utf8>>,
                    gleam@dynamic:decode2(
                        fun(Field@0, Field@1) -> {message_author, Field@0, Field@1} end,
                        gleam@dynamic:field(
                            <<"id"/utf8>>,
                            fun discord_gleam@discord@snowflake:from_dynamic/1
                        ),
                        gleam@dynamic:field(
                            <<"username"/utf8>>,
                            fun gleam@dynamic:string/1
                        )
                    )
                )
            )
        )
    ),
    _pipe = gleam@json:decode(Encoded, Decoder),
    gleam@result:map_error(
        _pipe,
        fun(_) -> <<"Failed to decode MessagePacket"/utf8>> end
    ).