（*）接口优化

api/app/lib/controllers/latestMetadata/index.js

@@ -529,21 +529,20 @@ async function postMetadataResourceApplications(ctx) {
    try {
       const { resourceName, applyBy, resourceType, resourceId } = ctx.request.body;
       if (!resourceName || !applyBy || !resourceType || !resourceId) {
+         ctx.status = 400;
+         ctx.body = { message: '参数不全，请重新申请资源' }
+      } else {
+         const models = ctx.fs.dc.models;
+         const postOne = await models.ResourceConsumption.findOne({
+            where: { applyBy: applyBy, resourceName: resourceName, resourceId, resourceType, approve_remarks: null }
+         });
+         if (postOne) {
             ctx.status = 400;
-            ctx.body = { message: '参数不全，请重新申请资源' }
+            ctx.body = { message: '该用户已申请过该元数据资源' }
          } else {
-            const models = ctx.fs.dc.models;
+            await models.ResourceConsumption.create({ applyAt: moment(), approveState: '审批中', ...ctx.request.body });
-            const postOne = await models.ResourceConsumption.findOne({
+            ctx.body = { message: '申请资源成功' }
-               where: { applyBy: applyBy, resourceName: resourceName, resourceId, resourceType, approve_remarks: null }
+            ctx.status = 200;
-            });
-            if (postOne) {
-               ctx.status = 400;
-               ctx.body = { message: '该用户已申请过该元数据资源' }
-            } else {
-               await models.ResourceConsumption.create({ applyAt: moment(), approveState: '审批中', ...ctx.request.body });
-               ctx.body = { message: '申请资源成功' }
-               ctx.status = 200;
-            }
          }
       }
    } catch (error) {