package friend

import (
	"context"
	"go_dreamfactory/comm"
	"go_dreamfactory/lego/core"
	"go_dreamfactory/lego/sys/redis"
	"go_dreamfactory/modules"
	"go_dreamfactory/pb"

	"go.mongodb.org/mongo-driver/mongo"
	"go.mongodb.org/mongo-driver/x/bsonx"
)

type ModelFriend struct {
	modules.MCompModel
	moduleFriend *Friend
}

func (this *ModelFriend) Init(service core.IService, module core.IModule, comp core.IModuleComp, options core.IModuleOptions) (err error) {
	this.TableName = comm.TableFriend
	err = this.MCompModel.Init(service, module, comp, options)
	this.moduleFriend = module.(*Friend)
	this.DB.CreateIndex(core.SqlTable(this.TableName), mongo.IndexModel{
		Keys: bsonx.Doc{{Key: "uid", Value: bsonx.Int32(1)}},
	})

	return
}

// 查询好友
func (this *ModelFriend) GetFriend(uid string) *pb.DBFriend {
	friend := &pb.DBFriend{Uid: uid}
	if this.moduleFriend.IsCross() {
		err := this.Get(uid, friend)
		if err != nil {
			if err == redis.RedisNil || err == mongo.ErrNoDocuments {
				if err := this.Add(uid, friend); err != nil {
					return nil
				}
			}
			// log.Error("未获得好友数据", log.Fields{"uid": uid})
		}
	} else {
		friend := &pb.DBFriend{}
		if err := this.moduleFriend.service.AcrossClusterRpcCall(
			context.Background(),
			this.moduleFriend.GetCrossTag(),
			comm.Service_Worker,
			string(comm.Rpc_ModuleFriendDB),
			pb.RPCGeneralReqA1{Param1: uid},
			friend); err != nil {
			this.moduleFriend.Errorln(err)
		}
	}

	return friend
}