diff --git a/ruoyi-admin/src/main/java/com/ruoyi/web/controller/backstage/SysSourceController.java b/ruoyi-admin/src/main/java/com/ruoyi/web/controller/backstage/SysSourceController.java
index 1b8c212d..a513a628 100644
--- a/ruoyi-admin/src/main/java/com/ruoyi/web/controller/backstage/SysSourceController.java
+++ b/ruoyi-admin/src/main/java/com/ruoyi/web/controller/backstage/SysSourceController.java
@@ -227,7 +227,7 @@ public class SysSourceController extends BaseController {
         List<SourceUseCountDto> seUserWorkCount = dailySysService.getSourceUserCount(startDate, endDate);
 
         // 还要计数资源位数量--未使用资源位数量=资源位总数-已使用数量.
-        int sourceCount = sysSourceService.selectSysSourceList(new SysSource()).size();
+        Long sourceCount = sysSourceService.getSourceCountByCity(city);
         for(SourceUseCountDto sourceUseCountDto : seUserWorkCount){
             sourceUseCountDto.setUnUseCount(sourceCount-sourceUseCountDto.getUseCount());
         }
diff --git a/ruoyi-system/src/main/java/com/ruoyi/system/mapper/SysSourceMapper.java b/ruoyi-system/src/main/java/com/ruoyi/system/mapper/SysSourceMapper.java
index 661c33e9..a9ebd112 100644
--- a/ruoyi-system/src/main/java/com/ruoyi/system/mapper/SysSourceMapper.java
+++ b/ruoyi-system/src/main/java/com/ruoyi/system/mapper/SysSourceMapper.java
@@ -88,4 +88,9 @@ public interface SysSourceMapper
      * 按xy坐标返回AR资源位图片
      * */
     public List<ShowSysSourceARListDto> getARSource(@Param("city") String city,  @Param("scenic") String scenic, @Param("coordinates") List<Coordinate> coordinates);
+
+    /**
+     * 根据城市获取资源位数量
+     * */
+    public Long getSourceCountByCity(@Param("city") String city);
 }
diff --git a/ruoyi-system/src/main/java/com/ruoyi/system/service/ISysSourceService.java b/ruoyi-system/src/main/java/com/ruoyi/system/service/ISysSourceService.java
index 477ce399..45692357 100644
--- a/ruoyi-system/src/main/java/com/ruoyi/system/service/ISysSourceService.java
+++ b/ruoyi-system/src/main/java/com/ruoyi/system/service/ISysSourceService.java
@@ -99,4 +99,10 @@ public interface ISysSourceService
      * 按xy坐标返回AR资源位图片
      * */
     public List<ShowSysSourceARListDto> getARSource(String city,  String scenic, List<Coordinate> coordinates);
+
+
+    /**
+     * 根据城市获取资源位数量
+     * */
+    public Long getSourceCountByCity(String city);
 }
diff --git a/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysSourceServiceImpl.java b/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysSourceServiceImpl.java
index 3d81dead..494b61a5 100644
--- a/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysSourceServiceImpl.java
+++ b/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysSourceServiceImpl.java
@@ -143,4 +143,12 @@ public class SysSourceServiceImpl implements ISysSourceService
     public List<ShowSysSourceARListDto> getARSource(String city,  String scenic, List<Coordinate> coordinates){
         return sysSourceMapper.getARSource(city, scenic, coordinates);
     }
+
+    /**
+     * 根据城市获取资源位数量
+     * */
+    @Override
+    public Long getSourceCountByCity(String city){
+        return sysSourceMapper.getSourceCountByCity(city);
+    }
 }
diff --git a/ruoyi-system/src/main/resources/mapper/system/SysSourceMapper.xml b/ruoyi-system/src/main/resources/mapper/system/SysSourceMapper.xml
index 40a08b62..718bd310 100644
--- a/ruoyi-system/src/main/resources/mapper/system/SysSourceMapper.xml
+++ b/ruoyi-system/src/main/resources/mapper/system/SysSourceMapper.xml
@@ -206,7 +206,9 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
         </where>
 
     </select>
-
+    <select id="getSourceCountByCity" resultType="java.lang.Long">
+        select count(*) from sys_source where city = #{city}
+    </select>
 
 
     <insert id="insertSysSource" parameterType="SysSource" useGeneratedKeys="true" keyProperty="sourceId">