指标库：衍生指标创建页面，输出查询

src/main/java/iet/ustb/sf/controller/TargetController.java

@@ -19,6 +19,7 @@ import org.springframework.web.bind.annotation.RestController;
 
 import java.util.Date;
 import java.util.List;
+import java.util.Map;
 
 /**
  * 目标管控-指标
@@ -150,4 +151,11 @@ public class TargetController {
         String result = targetService.getListResult(params);
         return R.ok(result);
     }
+
+    @Operation(summary = "衍生输出查询")
+    @PostMapping("/getExpandResult")
+    public R<List<Map<String, Object>>> getExpandResult(@RequestBody JSONObject params) {
+        List<Map<String, Object>> result = targetService.getExpandResult(params);
+        return R.ok(result);
+    }
 }

src/main/java/iet/ustb/sf/service/TargetService.java

@@ -7,6 +7,7 @@ import iet.ustb.sf.domain.Target;
 import com.baomidou.mybatisplus.extension.service.IService;
 
 import java.util.List;
+import java.util.Map;
 
 /**
 * @author hyy
@@ -40,4 +41,6 @@ public interface TargetService extends IService<Target> {
     JSONObject getTogethDetail(JSONObject params);
 
     String getListResult(JSONObject params);
+
+    List<Map<String, Object>> getExpandResult(JSONObject params);
 }

src/main/java/iet/ustb/sf/service/impl/TargetServiceImpl.java

@@ -652,6 +652,56 @@ public class TargetServiceImpl extends ServiceImpl<TargetMapper, Target>
         return String.valueOf(mbgkTargetData.getVal());
     }
 
+    @Override
+    public List<Map<String, Object>> getExpandResult(JSONObject params) {
+        String id = params.getString("id");
+        CheckUtils.checkEmpty(id, "指标ID");
+        TargetOption expandOption = params.getObject("option", TargetOption.class);
+        CheckUtils.checkSingleOption(expandOption);
+
+        List<Target> childTargetList = targetMapper.selectList(new QueryWrapper<Target>().eq("parent", id));
+        if (!childTargetList.isEmpty()) {
+            List<String> ids = childTargetList.stream().map(Target::getId).collect(Collectors.toList());
+            QueryWrapper<TargetOption> queryWrapper = new QueryWrapper<>();
+            queryWrapper.eq("column_name", expandOption.getColumnName());
+            queryWrapper.in("target_id", ids);
+            List<TargetOption> optionList = targetOptionMapper.selectList(queryWrapper);
+            ThrowUtils.throwIf(!optionList.isEmpty(), ErrorCode.OPERATION_ERROR, "衍生条件已经在指标中了！");
+        }
+
+        Target target = targetMapper.selectById(id);
+        String[] strArr = utilService.getCurrentCycleDataByCycle(new Date(), target.getCycle());
+        return SqlRunner.db().selectList(getExpandResultSql(
+                        target.getResultSql(), expandOption),
+                strArr[3],
+                strArr[4]
+        );
+    }
+
+    /**
+     * 拼接衍生指标结果SQL
+     *
+     * @param sql          父指标结果SQL
+     * @param expandOption 衍生字段
+     * @return SQL结果
+     */
+    private String getExpandResultSql(String sql, TargetOption expandOption) {
+        sql = sql.substring(0, 7) + expandOption.getColumnName() + ", "
+                + sql.substring(7, sql.indexOf("FROM") - 7)
+                + sql.substring(sql.indexOf("CAST") + 5, sql.indexOf(" AS "))
+                + sql.substring(sql.indexOf("FROM") - 1);
+        if (sql.contains("GROUP BY")) {
+            sql = sql.substring(0, sql.indexOf("GROUP BY"))
+                    + " AND " + getWhereSql(Collections.singletonList(expandOption))
+                    + " " + sql.substring(sql.indexOf("GROUP BY"))
+                    + "," + expandOption.getColumnName();
+        } else {
+            sql += " AND " + getWhereSql(Collections.singletonList(expandOption))
+                    + " GROUP BY " + expandOption.getColumnName();
+        }
+        return sql;
+    }
+
     /**
      * 指标变更后，修改对应的监控数据
      *