fix(firstleg): instantiate PDA progress projection

firstleg/src/main/java/com/baiyue/firstleg/mapper/LoadingPickItemMapper.java

@@ -48,12 +48,23 @@ public interface LoadingPickItemMapper extends BaseMapper<LoadingPickItemEntity>
     InboundProgress selectInboundProgress(@Param("tenantId") long tenantId,
                                           @Param("inboundId") long inboundId);
 
-    interface InboundProgress {
-        Integer getExpectedCount();
-        Integer getPickedCount();
-        Integer getTaskCount();
-        Integer getCompletedTaskCount();
-        Integer getUnresolvedCount();
+    class InboundProgress {
+        private Integer expectedCount;
+        private Integer pickedCount;
+        private Integer taskCount;
+        private Integer completedTaskCount;
+        private Integer unresolvedCount;
+
+        public Integer getExpectedCount() { return expectedCount; }
+        public void setExpectedCount(Integer expectedCount) { this.expectedCount = expectedCount; }
+        public Integer getPickedCount() { return pickedCount; }
+        public void setPickedCount(Integer pickedCount) { this.pickedCount = pickedCount; }
+        public Integer getTaskCount() { return taskCount; }
+        public void setTaskCount(Integer taskCount) { this.taskCount = taskCount; }
+        public Integer getCompletedTaskCount() { return completedTaskCount; }
+        public void setCompletedTaskCount(Integer completedTaskCount) { this.completedTaskCount = completedTaskCount; }
+        public Integer getUnresolvedCount() { return unresolvedCount; }
+        public void setUnresolvedCount(Integer unresolvedCount) { this.unresolvedCount = unresolvedCount; }
     }
 
     @Select("""

firstleg/src/test/java/com/baiyue/firstleg/repository/LoadingPickItemMapperContractTest.java

@@ -10,6 +10,25 @@ import java.lang.reflect.Method;
 import static org.assertj.core.api.Assertions.assertThat;
 
 class LoadingPickItemMapperContractTest {
+    @Test
+    void inboundProgressProjectionCanBeInstantiatedByMyBatis() throws Exception {
+        LoadingPickItemMapper.InboundProgress progress = LoadingPickItemMapper.InboundProgress.class
+            .getDeclaredConstructor().newInstance();
+
+        progress.setExpectedCount(5);
+        progress.setPickedCount(3);
+        progress.setTaskCount(2);
+        progress.setCompletedTaskCount(1);
+        progress.setUnresolvedCount(1);
+
+        assertThat(LoadingPickItemMapper.InboundProgress.class).isNotInterface();
+        assertThat(progress.getExpectedCount()).isEqualTo(5);
+        assertThat(progress.getPickedCount()).isEqualTo(3);
+        assertThat(progress.getTaskCount()).isEqualTo(2);
+        assertThat(progress.getCompletedTaskCount()).isEqualTo(1);
+        assertThat(progress.getUnresolvedCount()).isEqualTo(1);
+    }
+
     @Test
     void completionCheckCoversAllActivePlanItems() throws Exception {
         Method method = LoadingPickItemMapper.class.getDeclaredMethod("unfinishedCount", long.class);