Add saving logic

src/main/java/ru/cathub/telegabot/service/impl/BookCreationServiceImpl.java

@@ -1,6 +1,7 @@
 package ru.cathub.telegabot.service.impl;
 
 import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Service;
 import ru.cathub.telegabot.model.Book;
 import ru.cathub.telegabot.model.BookCreationCache;
@@ -10,15 +11,19 @@ import ru.cathub.telegabot.service.BookCacheService;
 import ru.cathub.telegabot.service.BookCreationService;
 import ru.cathub.telegabot.service.BookManageService;
 import ru.cathub.telegabot.service.TelegramClientService;
+import ru.cathub.telegabot.utils.Constants;
 
-import static ru.cathub.telegabot.utils.Constants.ADD_BOOK;
+import static ru.cathub.telegabot.model.BookEditStateCache.BookEditState.*;
+import static ru.cathub.telegabot.utils.Constants.*;
 
 @Service
 @RequiredArgsConstructor
+@Slf4j
 public class BookCreationServiceImpl implements BookCreationService {
 
     private final BookCacheService bookCacheService;
     private final TelegramClientService telegramClientService;
+    private final BookRepository bookRepository;
 
     @Override
     public void handleNewAddRequest(BotUser user, String text) {
@@ -32,23 +37,76 @@ public class BookCreationServiceImpl implements BookCreationService {
     @Override
     public void handleExistingAddCache(BotUser user, String text) {
         BookCreationCache cache = bookCacheService.getCache(user.getId());
-        if (cache.getTitle() == null) {
-            cache.setTitle(text);
-            bookCacheService.updateCache(user.getId(), cache);
-            telegramClientService.sendMessageWithMarkdown(user, "*Укажите автора книги: ✍\uFE0F*", null);
-        } else if (cache.getAuthor() == null) {
-            cache.setAuthor(text);
-            bookCacheService.updateCache(user.getId(), cache);
-            telegramClientService.sendMessageWithMarkdown(user, "*Укажите рейтинг книги \\(целое число от 0 до 10\\): ⭐\uFE0F*", null);
-        } else {
-            try {
-                int rating = Integer.parseInt(text);
-                // Save book logic here
-                bookCacheService.clearCache(user.getId());
-                telegramClientService.sendMessage(user, "Книга сохранена!");
-            } catch (NumberFormatException e) {
-                telegramClientService.sendMessage(user, "Ошибка! Введите целое число");
+
+        if (cache == null) {
+            log.warn("No creation cache found for user {}", user.getId());
+            telegramClientService.sendMessage(user, "❌ Ошибка: не найдены данные для создания книги");
+            return;
+        }
+
+        try {
+            switch (cache.getCreationState()) {
+                case ADDING_TITLE -> {
+                    cache.setTitle(text);
+                    cache.setCreationState(BookCreationCache.CreationState.ADDING_AUTHOR);
+                    bookCacheService.updateCache(user.getId(), cache);
+                    telegramClientService.sendMessage(user, "✍️ Введите автора книги:");
+                }
+
+                case ADDING_AUTHOR -> {
+                    cache.setAuthor(text);
+                    cache.setCreationState(BookCreationCache.CreationState.ADDING_RATING);
+                    bookCacheService.updateCache(user.getId(), cache);
+                    telegramClientService.sendMessage(user, "⭐ Введите рейтинг книги (от 0 до 10):");
+                }
+
+                case ADDING_RATING -> {
+                    int rating = validateAndParseRating(text);
+                    cache.setRating(rating);
+                    bookCacheService.updateCache(user.getId(), cache);
+
+                    // Создаем и сохраняем книгу
+                    Book book = createBookFromCache(cache, user);
+                    bookRepository.save(book);
+
+                    // Очищаем кэш
+                    bookCacheService.clearCache(user.getId());
+
+                    // Отправляем подтверждение
+                    String message = String.format("✅ Книга успешно добавлена!\n\n%s",
+                            bookCommonService.formatBookDetails(book));
+                    telegramClientService.sendMessageWithMarkdown(user, message);
+                }
+
+                default -> {
+                    log.warn("Invalid creation state for user {}", user.getId());
+                    telegramClientService.sendMessage(user, "❌ Ошибка: неверное состояние создания книги");
+                }
             }
+        } catch (NumberFormatException e) {
+            log.error("Invalid rating format for user {}", user.getId(), e);
+            telegramClientService.sendMessage(user, "❌ Ошибка: рейтинг должен быть числом от 0 до 10");
+        } catch (Exception e) {
+            log.error("Error creating book for user {}", user.getId(), e);
+            telegramClientService.sendMessage(user, "❌ Ошибка при создании книги");
+            bookCacheService.clearCache(user.getId());
         }
     }
+
+    private int validateAndParseRating(String text) throws NumberFormatException {
+        int rating = Integer.parseInt(text);
+        if (rating < Constants.MIN_RATING || rating > Constants.MAX_RATING) {
+            throw new NumberFormatException("Rating out of bounds");
+        }
+        return rating;
+    }
+
+    private Book createBookFromCache(BookCreationCache cache, BotUser user) {
+        return Book.builder()
+                .title(cache.getTitle())
+                .author(cache.getAuthor())
+                .rating(cache.getRating())
+                .botUser(user)
+                .build();
+    }
 }

src/main/java/ru/cathub/telegabot/service/impl/BookListingServiceImpl.java

@@ -18,6 +18,7 @@ import ru.cathub.telegabot.model.BotUser;
 import ru.cathub.telegabot.service.BookCacheService;
 import ru.cathub.telegabot.service.BookListingService;
 import ru.cathub.telegabot.service.TelegramClientService;
+import ru.cathub.telegabot.utils.BookFormatUtils;
 import ru.cathub.telegabot.utils.Constants;
 
 @Service