-module(jackson@internal@decoder).
-compile([no_auto_import, nowarn_unused_vars, nowarn_unused_function, nowarn_nomatch]).

-export([decode/2]).

-spec json_to_dynamic(jackson@internal@json:json()) -> gleam@dynamic:dynamic_().
json_to_dynamic(Json) ->
    case Json of
        {float, Inner} ->
            gleam@dynamic:from(Inner);

        {integer, Inner@1} ->
            gleam@dynamic:from(Inner@1);

        {bool, Inner@2} ->
            gleam@dynamic:from(Inner@2);

        null ->
            gleam@dynamic:from(nil);

        {string, Inner@3} ->
            gleam@dynamic:from(Inner@3);

        {array, Inner@4} ->
            gleam@dynamic:from(gleam@list:map(Inner@4, fun json_to_dynamic/1));

        {object, Entries} ->
            gleam@dynamic:from(
                gleam@list:map(
                    Entries,
                    fun(Entry) ->
                        gleam@dynamic:from(
                            {erlang:element(1, Entry),
                                json_to_dynamic(erlang:element(2, Entry))}
                        )
                    end
                )
            )
    end.

-spec decode(
    jackson@internal@json:json(),
    fun((gleam@dynamic:dynamic_()) -> {ok, FQX} |
        {error, list(gleam@dynamic:decode_error())})
) -> {ok, FQX} | {error, list(gleam@dynamic:decode_error())}.
decode(Json, Decoder) ->
    To_decode = json_to_dynamic(Json),
    Decoder(To_decode).