媒体列表：根据名称首字母排序

src/main/java/com/ylcm/sys/controller/AdMediaController.java

@@ -90,17 +90,20 @@ public class AdMediaController extends BaseController{
     }
 	
 	private IPage<AdMedia> getAdMedia(String name, Integer rank, Integer pageSize, Integer pageNo) {
-		LambdaQueryWrapper<AdMedia> queryWrapper = new LambdaQueryWrapper<AdMedia>();
-        if (rank != null) {
-			queryWrapper.eq(AdMedia::getRank, rank);
-		}
-        if (StringUtils.isNotBlank(name)) {
-			queryWrapper.like(AdMedia::getName, name.trim());
-		}
-		queryWrapper.orderByAsc(AdMedia::getName);
-        
-        IPage<AdMedia> page = adMediaService.page(new Page<AdMedia>(pageNo, pageSize), queryWrapper);
-        return page;
+//		LambdaQueryWrapper<AdMedia> queryWrapper = new LambdaQueryWrapper<AdMedia>();
+//        if (rank != null) {
+//			queryWrapper.eq(AdMedia::getRank, rank);
+//		}
+//        if (StringUtils.isNotBlank(name)) {
+//        	name = name.trim();
+//			queryWrapper.like(AdMedia::getName, name.trim());
+//		}
+//		queryWrapper.orderByAsc(AdMedia::getName);
+//		return adMediaService.page(new Page<AdMedia>(pageNo, pageSize), queryWrapper);
+
+		IPage<AdMedia> iPage = new Page<AdMedia>();
+		iPage.setRecords(adMediaService.getListByPage(name, rank, pageSize, pageNo));
+		return iPage;
 	}
 	
 	@RequestMapping(value = "/export.do")

src/main/java/com/ylcm/sys/mapper/AdMediaMapper.java

@@ -3,6 +3,8 @@ package com.ylcm.sys.mapper;
 import com.ylcm.sys.domain.AdMedia;
 import com.baomidou.mybatisplus.core.mapper.BaseMapper;
 
+import java.util.List;
+
 /**
  * <p>
  * 媒体管理表 Mapper 接口
@@ -13,4 +15,5 @@ import com.baomidou.mybatisplus.core.mapper.BaseMapper;
  */
 public interface AdMediaMapper extends BaseMapper<AdMedia> {
 
+    List<AdMedia> getListByPage(String name, Integer rank, Integer pageSize, Integer pageNo);
 }

src/main/java/com/ylcm/sys/service/AdMediaService.java

@@ -26,4 +26,6 @@ public interface AdMediaService extends IService<AdMedia> {
 	String deleteById(Integer id);
 	
     void updateByForm(AdMediaForm adMediaForm);
+
+	List<AdMedia> getListByPage(String name, Integer rank, Integer pageSize, Integer pageNo);
 }

src/main/java/com/ylcm/sys/service/impl/AdMediaServiceImpl.java

@@ -43,6 +43,8 @@ public class AdMediaServiceImpl extends ServiceImpl<AdMediaMapper, AdMedia> impl
 	private AdSpecialService adSpecialService;
 	@Resource
 	private AdTheatreService adTheatreService;
+	@Resource
+	private AdMediaMapper adMediaMapper;
 	
 	@Override
 	public AdMedia getByName(String name) {
@@ -107,4 +109,12 @@ public class AdMediaServiceImpl extends ServiceImpl<AdMediaMapper, AdMedia> impl
         BeanUtils.copyProperties(adMediaForm, upAdMedia);
         this.updateById(upAdMedia);
     }
+
+	@Override
+	public List<AdMedia> getListByPage(String name, Integer rank, Integer pageSize, Integer pageNo) {
+		if (StringUtils.isNotBlank(name)){
+			name = name.trim();
+		}
+		return adMediaMapper.getListByPage(name, rank, pageSize, pageNo);
+	}
 }

src/main/resource/mapper/AdMediaMapper.xml

@@ -18,4 +18,33 @@
         id, name, rank, img_url, status, crt_time, upd_time
     </sql>
 
+    <select id="getListByPage" resultMap="BaseResultMap">
+        SELECT
+        <include refid="Base_Column_List" />
+        FROM ad_media
+        <trim prefix="WHERE" prefixOverrides="AND |OR ">
+            <if test="name != null and name != '' ">
+                AND name LIKE CONCAT('%',#{name},'%')
+            </if>
+            <if test="rank != null ">
+                AND rank = #{rank}
+            </if>
+        </trim>
+        ORDER BY (name+0)
+        ,(lower(case when name REGEXP '^[a-zA-Z]' then LEFT(name, 1)
+        when name REGEXP '^[0-9]' then LEFT(name, 1)
+        else ELT(INTERVAL(CONV(HEX(LEFT(CONVERT(name USING gbk),1)),16,10),
+        0xB0A1,0xB0C5,0xB2C1,0xB4EE,0xB6EA,0xB7A2,0xB8C1,0xB9FE,0xBBF7,
+        0xBFA6,0xC0AC,0xC2E8,0xC4C3,0xC5B6,0xC5BE,0xC6DA,0xC8BB,0xC8F6,
+        0xCBFA,0xCDDA,0xCEF4,0xD1B9,0xD4D1),
+        'A','B','C','D','E','F','G','H','J','K','L','M','N','O','P',
+        'Q','R','S','T','W','X','Y','Z')
+        end)
+        ) ASC
+        ,name
+        <if test="pageIndex != null">
+            LIMIT #{pageSize} OFFSET #{pageIndex}
+        </if>
+    </select>
+
 </mapper>