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

-export([decode_node/1]).
-export_type([file_path/0, sub_path/0, url/0, group_label/0, group_background/0, node_/0]).

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

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

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

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

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

-type node_() :: {text_node,
        json_canvas@types:node_id(),
        integer(),
        integer(),
        integer(),
        integer(),
        gleam@option:option(json_canvas@types:color()),
        binary()} |
    {file_node,
        json_canvas@types:node_id(),
        integer(),
        integer(),
        integer(),
        integer(),
        gleam@option:option(json_canvas@types:color()),
        file_path(),
        gleam@option:option(sub_path())} |
    {link_node,
        json_canvas@types:node_id(),
        integer(),
        integer(),
        integer(),
        integer(),
        gleam@option:option(json_canvas@types:color()),
        url()} |
    {group_node,
        json_canvas@types:node_id(),
        integer(),
        integer(),
        integer(),
        integer(),
        gleam@option:option(json_canvas@types:color()),
        gleam@option:option(group_label()),
        gleam@option:option(group_background()),
        gleam@option:option(json_canvas@node@group_background_style:group_background_style())}.

-spec decode_node(gleam@dynamic:dynamic_()) -> {ok, node_()} |
    {error, list(gleam@dynamic:decode_error())}.
decode_node(Dyn) ->
    gleam@result:'try'(
        json_canvas@internal@generic_node:decode_node_attrs(Dyn),
        fun(Attrs) -> case erlang:element(3, Attrs) of
                text_node_type ->
                    gleam@result:'try'(
                        (gleam@dynamic:field(
                            <<"text"/utf8>>,
                            fun gleam@dynamic:string/1
                        ))(Dyn),
                        fun(Text) ->
                            {ok,
                                {text_node,
                                    erlang:element(2, Attrs),
                                    erlang:element(4, Attrs),
                                    erlang:element(5, Attrs),
                                    erlang:element(6, Attrs),
                                    erlang:element(7, Attrs),
                                    erlang:element(8, Attrs),
                                    Text}}
                        end
                    );

                file_node_type ->
                    gleam@result:'try'(
                        begin
                            _pipe = Dyn,
                            (gleam@dynamic:decode2(
                                fun(Path, Subpath) -> {Path, Subpath} end,
                                gleam@dynamic:field(
                                    <<"path"/utf8>>,
                                    fun gleam@dynamic:string/1
                                ),
                                gleam@dynamic:optional_field(
                                    <<"subpath"/utf8>>,
                                    fun gleam@dynamic:string/1
                                )
                            ))(_pipe)
                        end,
                        fun(_use0) ->
                            {Path@1, Subpath@1} = _use0,
                            {ok,
                                {file_node,
                                    erlang:element(2, Attrs),
                                    erlang:element(4, Attrs),
                                    erlang:element(5, Attrs),
                                    erlang:element(6, Attrs),
                                    erlang:element(7, Attrs),
                                    erlang:element(8, Attrs),
                                    {file_path, Path@1},
                                    gleam@option:map(
                                        Subpath@1,
                                        fun(Field@0) -> {sub_path, Field@0} end
                                    )}}
                        end
                    );

                link_node_type ->
                    gleam@result:'try'(
                        (gleam@dynamic:field(
                            <<"url"/utf8>>,
                            fun gleam@dynamic:string/1
                        ))(Dyn),
                        fun(Url) ->
                            {ok,
                                {link_node,
                                    erlang:element(2, Attrs),
                                    erlang:element(4, Attrs),
                                    erlang:element(5, Attrs),
                                    erlang:element(6, Attrs),
                                    erlang:element(7, Attrs),
                                    erlang:element(8, Attrs),
                                    {url, Url}}}
                        end
                    );

                group_node_type ->
                    gleam@result:'try'(
                        begin
                            _pipe@1 = Dyn,
                            (gleam@dynamic:decode3(
                                fun(Label, Background, Background_style) ->
                                    {Label, Background, Background_style}
                                end,
                                gleam@dynamic:optional_field(
                                    <<"label"/utf8>>,
                                    fun gleam@dynamic:string/1
                                ),
                                gleam@dynamic:optional_field(
                                    <<"background"/utf8>>,
                                    fun gleam@dynamic:string/1
                                ),
                                gleam@dynamic:optional_field(
                                    <<"background_style"/utf8>>,
                                    fun json_canvas@node@group_background_style:decode_group_background_style/1
                                )
                            ))(_pipe@1)
                        end,
                        fun(_use0@1) ->
                            {Label@1, Background@1, Background_style@1} = _use0@1,
                            {ok,
                                {group_node,
                                    erlang:element(2, Attrs),
                                    erlang:element(4, Attrs),
                                    erlang:element(5, Attrs),
                                    erlang:element(6, Attrs),
                                    erlang:element(7, Attrs),
                                    erlang:element(8, Attrs),
                                    gleam@option:map(
                                        Label@1,
                                        fun(Field@0) -> {group_label, Field@0} end
                                    ),
                                    gleam@option:map(
                                        Background@1,
                                        fun(Field@0) -> {group_background, Field@0} end
                                    ),
                                    Background_style@1}}
                        end
                    )
            end end
    ).