完成小程序通知展示和未讀數量

ruoyi-modules/ruoyi-system/src/main/java/com/xhpc/system/controller/SysNoticeController.java

@@ -90,4 +90,26 @@ public class SysNoticeController extends BaseController
     {
         return toAjax(noticeService.deleteNoticeByIds(noticeIds));
     }
+
+
+    /**
+     * Showing notice items in small app.
+     * @return
+     */
+    @GetMapping(value = "/show")
+    public TableDataInfo show(){
+
+        startPage();
+        return getDataTable(noticeService.show());
+    }
+
+    @GetMapping(value = "/showNotRead")
+    public AjaxResult showNotRead(Integer userId){
+
+        return AjaxResult.success(noticeService.showNotRead(userId));
+
+    }
+
+
+
 }

ruoyi-modules/ruoyi-system/src/main/java/com/xhpc/system/domain/XhpcNoticeReadEntity.java

@@ -0,0 +1,12 @@
+package com.xhpc.system.domain;
+
+import com.xhpc.common.core.web.domain.BaseEntity;
+
+/**
+ * program: ruoyi
+ * User: HongYun
+ * Date:2021-08-05 16
+ */
+public class XhpcNoticeReadEntity extends BaseEntity {
+//    private
+}

ruoyi-modules/ruoyi-system/src/main/java/com/xhpc/system/mapper/SysNoticeMapper.java

@@ -1,8 +1,10 @@
 package com.xhpc.system.mapper;
 
 import java.util.List;
+import java.util.Map;
 
 import com.xhpc.system.domain.SysNotice;
+import org.apache.ibatis.annotations.Param;
 
 /**
  * 通知公告表 数据层
@@ -58,4 +60,22 @@ public interface SysNoticeMapper
      * @return 结果
      */
     public int deleteNoticeByIds(Long[] noticeIds);
+
+    /**
+     * Showing notice items in the small app.
+     * @return
+     */
+    List<Map<String,Object>> selectTypeContentCreateTime();
+
+    /**
+     * Show the number of notices which have not been read in small app.
+     * @param userId
+     * @return
+     */
+    int countNotRead(@Param("userId") Integer userId);
+
+
+    List<Integer> selectNotReadIds(@Param("userId") Integer userId);
+
+
 }

ruoyi-modules/ruoyi-system/src/main/java/com/xhpc/system/service/ISysNoticeService.java

@@ -1,6 +1,7 @@
 package com.xhpc.system.service;
 
 import java.util.List;
+import java.util.Map;
 
 import com.xhpc.system.domain.SysNotice;
 
@@ -58,4 +59,18 @@ public interface ISysNoticeService
      * @return 结果
      */
     public int deleteNoticeByIds(Long[] noticeIds);
+
+
+    /**
+     * Showing notice items in small app.
+     * @return
+     */
+    List<Map<String,Object>> show();
+
+    /**
+     * Show the number of notices which have not been read in small app.
+     * @param userId
+     * @return
+     */
+    int showNotRead(Integer userId);
 }

ruoyi-modules/ruoyi-system/src/main/java/com/xhpc/system/service/impl/SysNoticeServiceImpl.java

@@ -1,6 +1,7 @@
 package com.xhpc.system.service.impl;
 
 import java.util.List;
+import java.util.Map;
 
 import com.xhpc.system.domain.SysNotice;
 import com.xhpc.system.mapper.SysNoticeMapper;
@@ -90,4 +91,17 @@ public class SysNoticeServiceImpl implements ISysNoticeService
     {
         return noticeMapper.deleteNoticeByIds(noticeIds);
     }
+
+
+    @Override
+    public List<Map<String, Object>> show() {
+
+        return noticeMapper.selectTypeContentCreateTime();
+    }
+
+    @Override
+    public int showNotRead(Integer userId) {
+
+        return noticeMapper.countNotRead(userId);
+    }
 }

ruoyi-modules/ruoyi-system/src/main/resources/mapper/system/SysNoticeMapper.xml

@@ -95,4 +95,18 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
         </foreach>
     </delete>
 
+    <select id="selectTypeContentCreateTime" resultType="map">
+
+        select notice_type as noticeType, cast(notice_content as char) as noticeContent,create_time as createTime
+        from sys_notice
+    </select>
+
+    <select id="countNotRead" resultType="java.lang.Integer">
+        select count(notice_id) from sys_notice  where notice_id not in  (select r.notice_id from xhpc_notice_read as r  left join sys_notice as n on r.notice_id=n.notice_id  left join xhpc_app_user as u on r.user_id=u.app_user_id where r.user_id=10)
+    </select>
+    <select id="selectNotReadIds" resultType="java.lang.Integer">
+
+
+    </select>
+
 </mapper>