-module(json_canvas@internal@node).
-compile([no_auto_import, nowarn_unused_vars, nowarn_unused_function, nowarn_nomatch]).

-export([decode_node_type/1, decode_generic_node/1]).
-export_type([node_type/0, generic_node/0]).

-type node_type() :: text_node_type |
    file_node_type |
    link_node_type |
    group_node_type.

-type generic_node() :: {generic_node,
        json_canvas@types:node_id(),
        node_type(),
        integer(),
        integer(),
        integer(),
        integer(),
        gleam@option:option(json_canvas@types:color())}.

-spec decode_node_type(gleam@dynamic:dynamic_()) -> {ok, node_type()} |
    {error, list(gleam@dynamic:decode_error())}.
decode_node_type(Dyn) ->
    gleam@result:'try'(gleam@dynamic:string(Dyn), fun(Ty) -> case Ty of
                <<"text"/utf8>> ->
                    {ok, text_node_type};

                <<"file"/utf8>> ->
                    {ok, file_node_type};

                <<"link"/utf8>> ->
                    {ok, link_node_type};

                <<"group"/utf8>> ->
                    {ok, group_node_type};

                _ ->
                    {error,
                        [{decode_error,
                                <<"text, file, link or group"/utf8>>,
                                Ty,
                                []}]}
            end end).

-spec decode_generic_node(gleam@dynamic:dynamic_()) -> {ok, generic_node()} |
    {error, list(gleam@dynamic:decode_error())}.
decode_generic_node(Dyn) ->
    _pipe = Dyn,
    (gleam@dynamic:decode7(
        fun(Field@0, Field@1, Field@2, Field@3, Field@4, Field@5, Field@6) -> {generic_node, Field@0, Field@1, Field@2, Field@3, Field@4, Field@5, Field@6} end,
        gleam@dynamic:field(<<"id"/utf8>>, fun(Dyn@1) -> _pipe@1 = Dyn@1,
                _pipe@2 = gleam@dynamic:string(_pipe@1),
                gleam@result:map(
                    _pipe@2,
                    fun(Field@0) -> {node_id, Field@0} end
                ) end),
        gleam@dynamic:field(<<"type"/utf8>>, fun decode_node_type/1),
        gleam@dynamic:field(<<"x"/utf8>>, fun gleam@dynamic:int/1),
        gleam@dynamic:field(<<"y"/utf8>>, fun gleam@dynamic:int/1),
        gleam@dynamic:field(<<"width"/utf8>>, fun gleam@dynamic:int/1),
        gleam@dynamic:field(<<"height"/utf8>>, fun gleam@dynamic:int/1),
        gleam@dynamic:optional_field(
            <<"color"/utf8>>,
            fun(Dyn@2) -> _pipe@3 = Dyn@2,
                _pipe@4 = gleam@dynamic:string(_pipe@3),
                gleam@result:map(_pipe@4, fun(Field@0) -> {color, Field@0} end) end
        )
    ))(_pipe).