重写query

app/service/level.js

@@ -11,6 +11,23 @@ class LevelService extends CrudService {
   constructor(ctx) {
     super(ctx, 'news');
     this.model = this.ctx.model.Level;
+    this.dmodel = this.ctx.model.Department;
+  }
+
+  async query({ skip, limit, ...info }) {
+    const total = await (await this.model.find(info)).length;
+    const levels = await this.model
+      .find(info)
+      .skip(Number(skip))
+      .limit(Number(limit));
+    const newdatas = [];
+    for (let level of levels) {
+      level = JSON.parse(JSON.stringify(level));
+      const dept = await this.dmodel.findById(level.dept_id);
+      level.dept_name = dept.name;
+      newdatas.push(level);
+    }
+    return { data: newdatas, total };
   }
 
 }