好友：好友排序以及一键赠送排序

shared/db/FriendRelation.ts

@@ -96,6 +96,11 @@ export default class FriendRelation extends BaseModel {
         return result.length > 0;
     }
 
+    public static async updateInfo(roleId: string, update: friendShipUpdate) {
+        const result = await FriendRelationModel.findOneAndUpdate({ roleId }, {$set: update}, { new: true }).lean();
+        return result;
+    }
+
     public static async deleteAccount(roleId: string) {
         let result = await FriendRelationModel.deleteMany({ roleId });
         await FriendRelationModel.updateMany({}, { $pull: { friends: { roleId }, blacklist: { roleId } }});
@@ -105,4 +110,5 @@ export default class FriendRelation extends BaseModel {
 
 export const FriendRelationModel = getModelForClass(FriendRelation);
 
-export interface FriendRelationType extends Pick<DocumentType<FriendRelation>, keyof FriendRelation> { };
+export interface FriendRelationType extends Pick<DocumentType<FriendRelation>, keyof FriendRelation> { };
+type friendShipUpdate = Partial<FriendRelationType>; // 将所有字段变成可选项