[BMOL-30] 책 삭제 기능 - DELETE v1/library/mylist/:bookId 구현

package.json

@@ -33,7 +33,7 @@
     "cors": "^2.8.5",
     "dotenv": "^16.0.3",
     "knex": "^2.4.2",
-    "koa": "^2.14.1",
+    "koa": "^2.14.2",
     "koa-body": "^6.0.1",
     "koa-compress": "^5.1.0",
     "koa-router": "^12.0.0",

src/controllers/bookShelfController.js

@@ -83,7 +83,12 @@ const deleteBookController = async (ctx) => {
             now: +new Date(),
         },
     };
-    ctx.body = await bookShelfService.deleteBook(bookData);
+    const result = await bookShelfService.deleteBook(bookData);
+    if (result === 1) {
+        ctx.body = "SUCCESS";
+    } else {
+        ctx.body = "FAIL";
+    }
 };
 
 module.exports = {

src/dao/bookShelfDao.js

@@ -46,12 +46,10 @@ class BookShelfDao {
 
         const { user_id, book_id } = book;
 
-        const checkUser = await bookShelfRepo.getBookByUserId(user_id);
-        if (checkUser.length === 0) {
-            throw new InvalidUUID(user_id);
-        }
-
-        const checkBook = await bookShelfRepo.getBookByBookId(book_id);
+        const checkBook = await bookShelfRepo.getBookByUserIdAndBookId(
+            user_id,
+            book_id
+        );
         if (checkBook.length === 0) {
             throw new MyBookNotFound(book_id);
         }

src/dao/repositories/bookShelfRepository.js

@@ -14,22 +14,17 @@ class BookShelfRepository {
                 user_id: userId,
                 isbn: isbn,
             })
+            .whereNull("deleted_at")
             .select();
     }
 
-    async getBookByUserId(userId) {
+    async getBookByUserIdAndBookId(userId, bookId) {
         return await pgClient("tbl_mybook")
             .where({
                 user_id: userId,
-            })
-            .select();
-    }
-
-    async getBookByBookId(bookId) {
-        return await pgClient("tbl_mybook")
-            .where({
                 id: bookId,
             })
+            .whereNull("deleted_at")
             .select();
     }
 
@@ -65,12 +60,16 @@ class BookShelfRepository {
 
     async deleteBook(book) {
         const { user_id, book_id, meta } = book;
+        const currentTimestamp = new Date().toISOString();
+
         const query = pgClient("tbl_mybook")
             .where({
                 user_id: user_id,
                 id: book_id,
             })
-            .del();
+            .update({
+                deleted_at: currentTimestamp,
+            });
 
         return await query;
     }