后台：活动组

shared/db/Activity.ts

@@ -107,6 +107,21 @@ export default class Activity extends BaseModel {
         return result;
     }
 
+
+    public static async findAllActivities() {
+        let all: ActivityModelType[] = [];
+        let createdAt;
+        for(let i = 0; i < 9999; i++) { // 防死循环
+            let condition = {};
+            if(createdAt) condition['createdAt'] = { $gt: createdAt }
+            let cur: ActivityModelType[] = await ActivityModel.find(condition).limit(1000).sort({ createdAt: 1 }).lean();
+            if(cur.length == 0) break;
+            createdAt = cur[cur.length - 1].createdAt;
+            all.push(...cur);
+        }
+        return all;
+    }
+
     //查询
     public static async findByCondition(page: number, pageSize: number, sortField: string = 'updatedAt', sortOrder: string = 'descend', type: number = 0, groupId: number = 0, current: boolean = false, activityId: number = 0) {
         let searchObj = {};