feat: [1006793] 接口优化

pcloud-facade-book/src/main/java/com/pcloud/book/book/service/BookService.java

@@ -317,4 +317,9 @@ public interface BookService {
     @ApiOperation("更新昨日修改过的书刊的标签")
     @GetMapping("updateYesterdayBookNewLabel")
     void updateYesterdayBookNewLabel();
+
+
+    @GetMapping("getBookFromRedis")
+    ResponseEntity<ResponseDto<BookDto>>   getBookFromRedis(@RequestParam(value = "bookId") Long bookId);
+
 }

pcloud-service-book/src/main/java/com/pcloud/book/book/biz/BookBiz.java

@@ -826,4 +826,11 @@ public interface BookBiz {
 	 * 通过isbn，书名等信息去es库里面匹配图书封面
 	 */
     List<String> listBookCover(String isbn, String bookName, String author, String publish);
+
+	/**
+	 * 从缓存中获取基本信息
+	 * @param bookId
+	 * @return
+	 */
+	BookDto getBookFromRedis(Long bookId);
 }

pcloud-service-book/src/main/java/com/pcloud/book/book/biz/impl/BookBizImpl.java

@@ -4668,4 +4668,16 @@ public class BookBizImpl implements BookBiz {
         dto.setPublish(publish);
         return bookElasticSearchConsr.searchBookExtendImg(dto);
     }
+
+    @Override
+    public BookDto getBookFromRedis(Long bookId) {
+        BookDto bookDto = bookCache.getBookFromRedis(bookId);
+        if (null == bookDto) {
+            bookDto =  bookDao.getBaseById(bookId);
+            if (null != bookDto) {
+                bookCache.setBookInfoToRedis(bookDto);
+            }
+        }
+        return null;
+    }
 }

pcloud-service-book/src/main/java/com/pcloud/book/book/cache/BookCache.java

@@ -17,6 +17,8 @@ import java.util.Objects;
 @Component("bookCache")
 public class BookCache {
 
+	private static String BOOK_BASE_INFO_CACHE = "book:baseinfo:cache";
+
 	public void clearCache4BookBaseInfo(Long bookId){
 		if (Objects.nonNull(bookId)){
 			StringBuffer key = new StringBuffer(BookConstant.BOOK_CACHE);
@@ -92,6 +94,7 @@ public class BookCache {
 		}
 		JedisClusterUtils.del(key.toString());
 		JedisClusterUtils.del(isbnKey.toString());
+		JedisClusterUtils.hdel(BOOK_BASE_INFO_CACHE, bookId.toString());
 	}
 	
 	/**
@@ -145,4 +148,19 @@ public class BookCache {
 	}
 
 
+	public BookDto getBookFromRedis(Long bookId) {
+		if (null == bookId) {
+			return null;
+		}
+		BookDto bookDto = JedisClusterUtils.hgetJson2Class(BOOK_BASE_INFO_CACHE, bookId.toString(), BookDto.class);
+		return bookDto;
+
+	}
+
+	public void setBookInfoToRedis(BookDto bookDto) {
+		if (null == bookDto || null == bookDto.getBookId()) {
+			return;
+		}
+		JedisClusterUtils.hset2Json(BOOK_BASE_INFO_CACHE, bookDto.getBookId().toString(), bookDto);
+	}
 }

pcloud-service-book/src/main/java/com/pcloud/book/book/service/impl/BookServiceImpl.java

@@ -297,4 +297,12 @@ public class BookServiceImpl implements BookService {
 	public void updateYesterdayBookNewLabel() {
 		ThreadPoolUtils.OTHER_THREAD_POOL.execute(()->bookLabelBiz.updateYesterdayBookNewLabel());
 	}
+
+	@Override
+	@GetMapping("getBookFromRedis")
+	public ResponseEntity<ResponseDto<BookDto>> getBookFromRedis(@RequestParam("bookId") Long bookId) {
+		return  ResponseHandleUtil.toResponse(bookBiz.getBookFromRedis(bookId));
+	}
+
+
 }