finish book search

src/main/java/cn/edu/ecnu/stu/bookstore/controller/BookController.java

@@ -0,0 +1,93 @@
+package cn.edu.ecnu.stu.bookstore.controller;
+
+import cn.edu.ecnu.stu.bookstore.component.AppException;
+import cn.edu.ecnu.stu.bookstore.component.Constants;
+import cn.edu.ecnu.stu.bookstore.component.Result;
+import cn.edu.ecnu.stu.bookstore.service.impl.BookService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.util.StringUtils;
+import org.springframework.web.bind.annotation.*;
+
+@RestController
+@RequestMapping("/book")
+public class BookController {
+
+    @Autowired
+    private BookService bookService;
+
+    @GetMapping("/title")
+    public Result getBookByTitle(@RequestParam("title") String title,
+                                 @RequestParam(value = "pageNum", required = false, defaultValue = "1") Integer pageNum,
+                                 @RequestParam(value = "pageSize", required = false, defaultValue = "5") Integer pageSize) {
+        if(!StringUtils.hasText(title))
+            throw new AppException(Constants.CLIENT_ERROR, Constants.PARAMETER_ERROR_MESSAGE);
+        return Result.success(bookService.getBookByTitle(title, null, pageNum, pageSize));
+    }
+
+    @GetMapping("/title_in_store")
+    public Result getBookByTitleInStore(@RequestParam("title") String title,
+                                 @RequestParam("storeId") String storeId,
+                                 @RequestParam(value = "pageNum", required = false, defaultValue = "1") Integer pageNum,
+                                 @RequestParam(value = "pageSize", required = false, defaultValue = "5") Integer pageSize) {
+        if(!StringUtils.hasText(title))
+            throw new AppException(Constants.CLIENT_ERROR, Constants.PARAMETER_ERROR_MESSAGE);
+        return Result.success(bookService.getBookByTitle(title, storeId, pageNum, pageSize));
+    }
+
+    @GetMapping("/author")
+    public Result getBookByAuthor(@RequestParam("author") String author,
+                                 @RequestParam(value = "pageNum", required = false, defaultValue = "1") Integer pageNum,
+                                 @RequestParam(value = "pageSize", required = false, defaultValue = "5") Integer pageSize) {
+        if(!StringUtils.hasText(author))
+            throw new AppException(Constants.CLIENT_ERROR, Constants.PARAMETER_ERROR_MESSAGE);
+        return Result.success(bookService.getBookByAuthor(author, null, pageNum, pageSize));
+    }
+
+    @GetMapping("/author_in_store")
+    public Result getBookByAuthorInStore(@RequestParam("author") String author,
+                                        @RequestParam("storeId") String storeId,
+                                        @RequestParam(value = "pageNum", required = false, defaultValue = "1") Integer pageNum,
+                                        @RequestParam(value = "pageSize", required = false, defaultValue = "5") Integer pageSize) {
+        if(!StringUtils.hasText(author))
+            throw new AppException(Constants.CLIENT_ERROR, Constants.PARAMETER_ERROR_MESSAGE);
+        return Result.success(bookService.getBookByAuthor(author, storeId, pageNum, pageSize));
+    }
+
+    @GetMapping("/tag")
+    public Result getBookByTag(@RequestParam("tag") String tag,
+                                  @RequestParam(value = "pageNum", required = false, defaultValue = "1") Integer pageNum,
+                                  @RequestParam(value = "pageSize", required = false, defaultValue = "5") Integer pageSize) {
+        if(!StringUtils.hasText(tag))
+            throw new AppException(Constants.CLIENT_ERROR, Constants.PARAMETER_ERROR_MESSAGE);
+        return Result.success(bookService.getBookByTag(tag, null, pageNum, pageSize));
+    }
+
+    @GetMapping("/tag_in_store")
+    public Result getBookByTagInStore(@RequestParam("tag") String tag,
+                                         @RequestParam("storeId") String storeId,
+                                         @RequestParam(value = "pageNum", required = false, defaultValue = "1") Integer pageNum,
+                                         @RequestParam(value = "pageSize", required = false, defaultValue = "5") Integer pageSize) {
+        if(!StringUtils.hasText(tag))
+            throw new AppException(Constants.CLIENT_ERROR, Constants.PARAMETER_ERROR_MESSAGE);
+        return Result.success(bookService.getBookByTag(tag, storeId, pageNum, pageSize));
+    }
+
+    @GetMapping("/content_in_store")
+    public Result getBookByContentInStore(@RequestParam("content") String content,
+                                      @RequestParam("storeId") String storeId,
+                                      @RequestParam(value = "pageNum", required = false, defaultValue = "1") Integer pageNum,
+                                      @RequestParam(value = "pageSize", required = false, defaultValue = "5") Integer pageSize) {
+        if(!StringUtils.hasText(content))
+            throw new AppException(Constants.CLIENT_ERROR, Constants.PARAMETER_ERROR_MESSAGE);
+        return Result.success(bookService.getBookByContent(content, storeId, pageNum, pageSize));
+    }
+
+    @GetMapping("/content")
+    public Result getBookByContent(@RequestParam("content") String content,
+                                          @RequestParam(value = "pageNum", required = false, defaultValue = "1") Integer pageNum,
+                                          @RequestParam(value = "pageSize", required = false, defaultValue = "5") Integer pageSize) {
+        if(!StringUtils.hasText(content))
+            throw new AppException(Constants.CLIENT_ERROR, Constants.PARAMETER_ERROR_MESSAGE);
+        return Result.success(bookService.getBookByContent(content, null, pageNum, pageSize));
+    }
+}

src/main/java/cn/edu/ecnu/stu/bookstore/mapper/BookMapper.java

@@ -17,13 +17,11 @@ public interface BookMapper {
             "#{book.translator}, #{book.pubYear}, #{book.pages}, #{book.price}, #{book.binding}, #{book.isbn}, #{book.stockLevel})")
     int insert(@Param("book") Book book);
 
-    @Select("select tag from t_book_tag where book_id = #{book_id}")
     List<String> selectTags(@Param("book_id") String bookId);
 
     int insertTags(@Param("book_id") String bookId, @Param("tags") List<String> tags);
 
-    @Select("select picture from t_book_picture where book_id = #{book_id}")
-    List<String> selectPictureUrl(@Param("book_id") String bookId);
+    List<String> selectPictures(@Param("book_id") String bookId);
 
     int insertPictures(@Param("book_id") String bookId, @Param("pictures") List<String> pictures);
 
@@ -41,4 +39,16 @@ public interface BookMapper {
 
     @Update("update t_book set stock_level = stock_level - #{count} where book_id = #{bookId}")
     int minusStockLevel(@Param("bookId") String bookId, @Param("count") int count);
+
+    List<Book> getBookByTitle(@Param("title") String title, @Param("storeId") String storeId, @Param("start") Integer start, @Param("size") Integer size);
+
+    List<Book> getBookByAuthor(@Param("author") String author, @Param("storeId") String storeId, @Param("start") Integer start, @Param("size") Integer size);
+
+    List<Book> getBookByTag(@Param("tag") String tag, @Param("storeId") String storeId, @Param("start") Integer start, @Param("size") Integer size);
+
+    List<Book> getBookByContent(@Param("content") String content, @Param("storeId") String storeId, @Param("start") Integer start, @Param("size") Integer size);
+
+
+
+
 }

src/main/java/cn/edu/ecnu/stu/bookstore/pojo/Book.java

@@ -36,7 +36,7 @@ public class Book {
 
     private String isbn;
 
-    private int stockLevel;
+    private Integer stockLevel;
 
     private List<String> tags;
 

src/main/java/cn/edu/ecnu/stu/bookstore/service/impl/BookService.java

@@ -0,0 +1,39 @@
+package cn.edu.ecnu.stu.bookstore.service.impl;
+
+import cn.edu.ecnu.stu.bookstore.mapper.BookMapper;
+import cn.edu.ecnu.stu.bookstore.pojo.Book;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+
+@Service
+public class BookService {
+
+    @Autowired
+    private BookMapper bookMapper;
+
+    public List<Book> getBookByTitle(String title, String storeId, Integer pageNum, Integer pageSize) {
+        int start = (pageNum - 1) * pageSize;
+        return bookMapper.getBookByTitle(title, storeId, start, pageSize);
+
+    }
+
+    public List<Book> getBookByAuthor(String author, String storeId, Integer pageNum, Integer pageSize) {
+        int start = (pageNum - 1) * pageSize;
+        return bookMapper.getBookByAuthor(author, storeId, start, pageSize);
+
+    }
+
+    public List<Book> getBookByTag(String tag, String storeId, Integer pageNum, Integer pageSize) {
+        int start = (pageNum - 1) * pageSize;
+        return bookMapper.getBookByTag(tag, storeId, start, pageSize);
+
+    }
+
+    public List<Book> getBookByContent(String content, String storeId, Integer pageNum, Integer pageSize) {
+        int start = (pageNum - 1) * pageSize;
+        return bookMapper.getBookByContent(content, storeId, start, pageSize);
+
+    }
+}

src/main/resources/mapper/BookMapper.xml

@@ -25,4 +25,98 @@
             </foreach>
             )
     </select>
+
+    <resultMap id="bookResultMap" type="cn.edu.ecnu.stu.bookstore.pojo.Book">
+        <id property="bookId" column="book_id"/>
+        <result property="storeId" column="store_id"/>
+        <result property="author" column="author"/>
+        <result property="publisher" column="publisher"/>
+        <result property="originalTitle" column="original_title"/>
+        <result property="translator" column="translator"/>
+        <result property="pages" column="pages"/>
+        <result property="price" column="price"/>
+        <result property="binding" column="binding"/>
+        <result property="isbn" column="isbn"/>
+        <result property="stockLevel" column="stock_level"/>
+        <result property="authorIntro" column="author_intro"/>
+        <result property="content" column="content"/>
+        <result property="bookIntro" column="book_intro"/>
+        <collection property="tags" ofType="String" select="selectTags" column="book_id"/>
+        <collection property="pictures" ofType="String" select="selectPictures" column="book_id"/>
+    </resultMap>
+
+    <select id="selectTags" resultType="String">
+        select tag from t_book_tag where book_id = #{book_id}
+    </select>
+
+    <select id="selectPictures" resultType="String">
+        select picture from t_book_picture where book_id = #{book_id}
+    </select>
+
+    <select id="getBookByTitle" resultMap="bookResultMap">
+        select b1.book_id, b1.store_id, b1.title, b1.author, b1.publisher, b1.original_title, b1.translator, b1.pub_year,
+               b1.pages, b1.price, b1.binding, b1.isbn, b1.stock_level, b2.book_intro, b2.author_intro, b2.content
+        from t_book b1
+        join t_book_detail b2 on b1.book_id = b2.book_id
+        where b1.title like "%"#{title}"%"
+        <if test="storeId != null">
+            and b1.store_id = #{storeId}
+        </if>
+        limit #{start}, #{size}
+    </select>
+    <select id="getBookByAuthor" resultMap="bookResultMap">
+        select b1.book_id, b1.store_id, b1.title, b1.author, b1.publisher, b1.original_title, b1.translator, b1.pub_year,
+        b1.pages, b1.price, b1.binding, b1.isbn, b1.stock_level, b2.book_intro, b2.author_intro, b2.content
+        from t_book b1
+        join t_book_detail b2 on b1.book_id = b2.book_id
+        where b1.author = #{author}
+        <if test="storeId != null">
+            and b1.store_id = #{storeId}
+        </if>
+        limit #{start}, #{size}
+    </select>
+
+    <resultMap id="bookByTagResultMap" type="cn.edu.ecnu.stu.bookstore.pojo.Book">
+        <id property="bookId" column="book_id"/>
+        <result property="storeId" column="store_id"/>
+        <result property="author" column="author"/>
+        <result property="publisher" column="publisher"/>
+        <result property="originalTitle" column="original_title"/>
+        <result property="translator" column="translator"/>
+        <result property="pages" column="pages"/>
+        <result property="price" column="price"/>
+        <result property="binding" column="binding"/>
+        <result property="isbn" column="isbn"/>
+        <result property="stockLevel" column="stock_level"/>
+        <result property="authorIntro" column="author_intro"/>
+        <result property="content" column="content"/>
+        <result property="bookIntro" column="book_intro"/>
+        <collection property="tags" ofType="String">
+            <constructor><arg column="tag"/> </constructor>
+        </collection>
+        <collection property="pictures" ofType="String" select="selectPictures" column="book_id"/>
+    </resultMap>
+    <select id="getBookByTag" resultMap="bookByTagResultMap">
+        select b1.book_id, b1.store_id, b1.title, b1.author, b1.publisher, b1.original_title, b1.translator, b1.pub_year,
+        b1.pages, b1.price, b1.binding, b1.isbn, b1.stock_level, b2.book_intro, b2.author_intro, b2.content, t.tag
+        from t_book_tag t
+        join t_book b1 on t.book_id = b1.book_id
+        join t_book_detail b2 on t.book_id = b2.book_id
+        where t.tag = #{tag}
+        <if test="storeId != null">
+            and b1.store_id = #{storeId}
+        </if>
+        limit #{start}, #{size}
+    </select>
+    <select id="getBookByContent" resultMap="bookResultMap">
+        select b1.book_id, b1.store_id, b1.title, b1.author, b1.publisher, b1.original_title, b1.translator, b1.pub_year,
+        b1.pages, b1.price, b1.binding, b1.isbn, b1.stock_level, b2.book_intro, b2.author_intro, b2.content
+        from t_book_detail b2
+        join t_book b1 on b2.book_id = b1.book_id
+        where match(author_intro, book_intro, content) against(#{content})
+        <if test="storeId != null">
+            and b1.store_id = #{storeId}
+        </if>
+        limit #{start}, #{size}
+    </select>
 </mapper>