后台：添加武将，装备，道具

shared/db/Item.ts

@@ -82,11 +82,34 @@ export default class Item extends BaseModel {
         }
     }
 
-
     public static async deleteAccount(roleId: string) {
         let result = await ItemModel.deleteMany({ roleId });
         return result;
     }
+
+    public static async deletebyRoleAndIds(roleId: string, ids: Array<number>) {
+        const result = await ItemModel.deleteMany({ roleId, id: { $in: ids } });
+        return result;
+    }
+
+    public static async updateCountByRoleAndIds(roleId: string, ids: Array<number>, count: number) {
+        const result: ItemType = await ItemModel.findOneAndUpdate({ roleId, id: { $in: ids } }, {$set: {count}}, {new: true, upsert: true}).lean();
+        return result;
+    }
+
+    public static async findByField(field: string, value?: number|string, lean = true) {
+        let searchObj = {};
+        if(field != 'all') {
+            if(field == 'roleName') {
+                searchObj['roleName'] = { $regex: new RegExp(value.toString(), 'i') }
+            } else {
+                searchObj[field] = value;
+            }
+        }
+        //.select('uid tel username')
+        const user: ItemType[] = await ItemModel.find(searchObj).lean(lean);
+        return user;
+    }
 }