-module(telega@dialog@types).
-compile([no_auto_import, nowarn_unused_vars, nowarn_unused_function, nowarn_nomatch, inline]).
-define(FILEPATH, "src/telega/dialog/types.gleam").
-export([new_store/0, store_get/2, store_set/3, encode_store/1, decode_store/1, default_labels/0]).
-export_type([rendered_window/0, dialog_media/0, dialog_button/0, dialog_action/1, action_event/0, window/4, keyboard_widget/4, widget_ctx/4, widget_result/1, widget_store/0, labels/0, dialog_build_error/0]).

-if(?OTP_RELEASE >= 27).
-define(MODULEDOC(Str), -moduledoc(Str)).
-define(DOC(Str), -doc(Str)).
-else.
-define(MODULEDOC(Str), -compile([])).
-define(DOC(Str), -compile([])).
-endif.

?MODULEDOC(
    " Shared type definitions for the declarative dialog system.\n"
    "\n"
    " A dialog is a set of windows; a window is a pure render function plus\n"
    " event handlers. See `telega/dialog` for the builder API and the full\n"
    " guide.\n"
).

-type rendered_window() :: {rendered_window,
        telega@format:formatted_text(),
        list(list(dialog_button())),
        gleam@option:option(dialog_media())}.

-type dialog_media() :: {photo_media, binary(), boolean()} |
    {video_media, binary(), boolean()} |
    {animation_media, binary()} |
    {document_media, binary()}.

-type dialog_button() :: {action_button, binary(), binary()} |
    {action_arg_button, binary(), binary(), binary()} |
    {url_button, binary(), binary()} |
    {web_app_button, binary(), binary()} |
    {noop_button, binary()}.

-type dialog_action(AVCT) :: {stay, AVCT} |
    {goto, binary(), AVCT} |
    {back, AVCT} |
    {done, AVCT} |
    {start_sub, binary(), gleam@dict:dict(binary(), binary()), AVCT}.

-type action_event() :: {action_event, binary(), gleam@option:option(binary())}.

-type window(AVCU, AVCV, AVCW, AVCX) :: {window,
        binary(),
        fun((AVCU, telega@bot:context(AVCV, AVCW, AVCX)) -> rendered_window()),
        fun((AVCU, action_event(), telega@bot:context(AVCV, AVCW, AVCX)) -> {ok,
                dialog_action(AVCU)} |
            {error, AVCW}),
        gleam@option:option(fun((AVCU, binary(), telega@bot:context(AVCV, AVCW, AVCX)) -> {ok,
                dialog_action(AVCU)} |
            {error, AVCW})),
        list(keyboard_widget(AVCU, AVCV, AVCW, AVCX)),
        gleam@option:option(fun((AVCU, gleam@dict:dict(binary(), binary()), telega@bot:context(AVCV, AVCW, AVCX)) -> {ok,
                dialog_action(AVCU)} |
            {error, AVCW}))}.

-type keyboard_widget(AVCY, AVCZ, AVDA, AVDB) :: {keyboard_widget,
        binary(),
        fun((widget_ctx(AVCY, AVCZ, AVDA, AVDB)) -> list(list(dialog_button()))),
        fun((widget_ctx(AVCY, AVCZ, AVDA, AVDB), binary(), gleam@option:option(binary())) -> {ok,
                widget_result(AVCY)} |
            {error, AVDA}),
        list(binary()),
        list(binary())}.

-type widget_ctx(AVDC, AVDD, AVDE, AVDF) :: {widget_ctx,
        AVDC,
        widget_store(),
        labels(),
        telega@bot:context(AVDD, AVDE, AVDF)}.

-type widget_result(AVDG) :: {store_updated, widget_store()} |
    {emit, dialog_action(AVDG)}.

-opaque widget_store() :: {widget_store, gleam@dict:dict(binary(), binary())}.

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

-type dialog_build_error() :: {duplicate_window_id, binary()} |
    {unknown_window_reference, binary(), binary()} |
    {callback_data_too_long, binary(), binary(), integer()} |
    no_windows |
    {unknown_initial_window, binary()} |
    {duplicate_widget_id, binary(), binary()} |
    {reserved_id_character, binary(), binary()} |
    {duplicate_sub_dialog_id, binary()} |
    {nested_sub_dialog, binary()}.

-file("src/telega/dialog/types.gleam", 170).
-spec new_store() -> widget_store().
new_store() ->
    {widget_store, maps:new()}.

-file("src/telega/dialog/types.gleam", 174).
-spec store_get(widget_store(), binary()) -> gleam@option:option(binary()).
store_get(Store, Key) ->
    _pipe = gleam_stdlib:map_get(erlang:element(2, Store), Key),
    gleam@option:from_result(_pipe).

-file("src/telega/dialog/types.gleam", 178).
-spec store_set(widget_store(), binary(), binary()) -> widget_store().
store_set(Store, Key, Value) ->
    {widget_store, gleam@dict:insert(erlang:element(2, Store), Key, Value)}.

-file("src/telega/dialog/types.gleam", 189).
?DOC(false).
-spec encode_store(widget_store()) -> binary().
encode_store(Store) ->
    _pipe = erlang:element(2, Store),
    _pipe@1 = maps:to_list(_pipe),
    _pipe@2 = gleam@list:map(
        _pipe@1,
        fun(Entry) ->
            {erlang:element(1, Entry),
                gleam@json:string(erlang:element(2, Entry))}
        end
    ),
    _pipe@3 = gleam@json:object(_pipe@2),
    gleam@json:to_string(_pipe@3).

-file("src/telega/dialog/types.gleam", 198).
?DOC(false).
-spec decode_store(binary()) -> {ok, widget_store()} | {error, nil}.
decode_store(Raw) ->
    _pipe = gleam@json:parse(
        Raw,
        gleam@dynamic@decode:dict(
            {decoder, fun gleam@dynamic@decode:decode_string/1},
            {decoder, fun gleam@dynamic@decode:decode_string/1}
        )
    ),
    _pipe@1 = gleam@result:map(
        _pipe,
        fun(Field@0) -> {widget_store, Field@0} end
    ),
    gleam@result:replace_error(_pipe@1, nil).

-file("src/telega/dialog/types.gleam", 223).
-spec default_labels() -> labels().
default_labels() ->
    {labels,
        <<"‹"/utf8>>,
        <<"›"/utf8>>,
        <<"{current}/{total}"/utf8>>,
        <<"● "/utf8>>,
        <<"○ "/utf8>>,
        <<"☑ "/utf8>>,
        <<"☐ "/utf8>>,
        <<"✓"/utf8>>,
        <<"⏳"/utf8>>}.