Add getting random boo by genre

src/bots/factory/bots/approved/callback_data.ts

@@ -15,9 +15,13 @@ export const AUTHOR_ANNOTATION_PREFIX = 'b_an_';
 export const BOOK_INFO_PREFIX = 'b_i_';
 
 export const RANDOM_BOOK = 'random_book';
+export const RANDOM_BOOK_BY_GENRE_REQUEST = 'random_book_by_genre_request';
+export const RANDOM_BOOK_BY_GENRE = 'random_book_by_genre_';
 export const RANDOM_AUTHOR = 'random_author';
 export const RANDOM_SEQUENCE = 'random_sequence';
 
+export const GENRES_PREFIX = 'genres_';
+
 export const LANG_SETTINGS = 'lang_settings';
 export const ENABLE_LANG_PREFIX = 'lang_on_';
 export const DISABLE_LANG_PREFIX = 'lang_off_';

src/bots/factory/bots/approved/index.ts

@@ -105,6 +105,65 @@ export async function createApprovedBot(token: string, state: BotState): Promise
     registerRandomItemCallback(bot, CallbackData.RANDOM_AUTHOR, BookLibrary.getRandomAuthor, formatAuthor);
     registerRandomItemCallback(bot, CallbackData.RANDOM_SEQUENCE, BookLibrary.getRandomSequence, formatSequence);
 
+    bot.action(CallbackData.RANDOM_BOOK_BY_GENRE_REQUEST, async (ctx: Context) => {
+        if (!ctx.callbackQuery || !('data' in ctx.callbackQuery)) return;
+
+        const metaGenres = await BookLibrary.getGenreMetas();
+
+        const keyboard = Markup.inlineKeyboard(
+            metaGenres.map((meta, index) => {
+                return [Markup.button.callback(meta, `${CallbackData.GENRES_PREFIX}${index}`)];
+            })
+        );
+
+        await ctx.editMessageReplyMarkup(keyboard.reply_markup);
+    });
+
+    bot.action(new RegExp(CallbackData.GENRES_PREFIX), async (ctx: Context) => {
+        if (!ctx.callbackQuery || !('data' in ctx.callbackQuery)) return;
+
+        const queryData = ctx.callbackQuery.data.split("_");
+        const metaIndex = parseInt(queryData[1]);
+
+        const metaGenres = await BookLibrary.getGenreMetas();
+        const meta = metaGenres[metaIndex];
+
+        const genres = await BookLibrary.getGenres(meta);
+
+        const buttons = genres.items.map((genre) => {
+            return [Markup.button.callback(genre.description, `${CallbackData.RANDOM_BOOK_BY_GENRE}${genre.id}`)]
+        });
+        buttons.push(
+            [Markup.button.callback("< Назад >", CallbackData.RANDOM_BOOK_BY_GENRE_REQUEST)]
+        );
+
+        const keyboard = Markup.inlineKeyboard(buttons);
+
+        await ctx.editMessageReplyMarkup(keyboard.reply_markup);
+    });
+
+    bot.action(new RegExp(CallbackData.RANDOM_BOOK_BY_GENRE), async (ctx: Context) => {
+        if (!ctx.callbackQuery || !('data' in ctx.callbackQuery)) return;
+
+        const allowedLangs = await getUserOrDefaultLangCodes(ctx.callbackQuery.from.id);
+        
+        const queryData = ctx.callbackQuery.data.split("_");
+        const genreId = parseInt(queryData[4]);
+
+        const item = await BookLibrary.getRandomBook(allowedLangs, genreId);
+        const keyboard = Markup.inlineKeyboard([
+            [Markup.button.callback("Повторить?", ctx.callbackQuery.data)]
+        ]);
+
+        try {
+            await ctx.editMessageReplyMarkup(Markup.inlineKeyboard([]).reply_markup);
+        } catch (e) {}
+
+        ctx.reply(formatDetailBook(item), {
+            reply_markup: keyboard.reply_markup,
+        });
+    });
+
     bot.command(["update_log", `update_log@${me.username}`], async (ctx: Context) => {
         ctx.reply("Обновление каталога: ", {
             reply_markup: getUpdateLogKeyboard().reply_markup,

src/bots/factory/bots/approved/keyboard.ts

@@ -3,7 +3,7 @@ import { InlineKeyboardMarkup } from 'typegram';
 import moment from 'moment';
 import chunkText from 'chunk-text';
 
-import { RANDOM_BOOK, RANDOM_AUTHOR, RANDOM_SEQUENCE, ENABLE_LANG_PREFIX, DISABLE_LANG_PREFIX, UPDATE_LOG_PREFIX, RATE_PREFIX } from './callback_data';
+import { RANDOM_BOOK, RANDOM_AUTHOR, RANDOM_SEQUENCE, ENABLE_LANG_PREFIX, DISABLE_LANG_PREFIX, UPDATE_LOG_PREFIX, RATE_PREFIX, RANDOM_BOOK_BY_GENRE, RANDOM_BOOK_BY_GENRE_REQUEST } from './callback_data';
 import { getLanguages, getUserOrDefaultLangCodes } from './services/user_settings';
 import * as BookRating from "./services/book_ratings";
 
@@ -74,6 +74,7 @@ export function getTextPaginationData(prefix: string, text: string, currentPage:
 export function getRandomKeyboard(): Markup.Markup<InlineKeyboardMarkup> {
     return Markup.inlineKeyboard([
         [Markup.button.callback('Книгу', RANDOM_BOOK)],
+        [Markup.button.callback('Книгу по жанру', RANDOM_BOOK_BY_GENRE_REQUEST)],
         [Markup.button.callback('Автора', RANDOM_AUTHOR)],
         [Markup.button.callback('Серию', RANDOM_SEQUENCE)],
     ]);

src/bots/factory/bots/approved/services/book_library.ts

@@ -207,8 +207,14 @@ export async function getSequenceBooks(sequenceId: number | string, page: number
     return _makeRequest<Page<Book>>(`/api/v1/sequences/${sequenceId}/books`, searchParams);
 }
 
-export async function getRandomBook(allowedLangs: string[]): Promise<DetailBook> {
-    return _makeRequest<DetailBook>('/api/v1/books/random', getAllowedLangsSearchParams(allowedLangs));
+export async function getRandomBook(allowedLangs: string[], genre: number | null = null): Promise<DetailBook> {
+    const params = getAllowedLangsSearchParams(allowedLangs);
+    if (genre) params.append("genre", genre.toString());
+
+    return _makeRequest<DetailBook>(
+        '/api/v1/books/random',
+        params,
+    );
 }
 
 export async function getRandomAuthor(allowedLangs: string[]): Promise<Author> {
@@ -218,3 +224,11 @@ export async function getRandomAuthor(allowedLangs: string[]): Promise<Author> {
 export async function getRandomSequence(allowedLangs: string[]): Promise<Sequence> {
     return _makeRequest<Sequence>('/api/v1/sequences/random', getAllowedLangsSearchParams(allowedLangs));
 }
+
+export async function getGenreMetas(): Promise<string[]> {
+    return _makeRequest<string[]>('/api/v1/genres/metas');
+}
+
+export async function getGenres(meta: string): Promise<Page<Genre>> {
+    return _makeRequest<Page<Genre>>('/api/v1/genres', {meta});
+}