package mail

import (
	"context"
	"go_dreamfactory/comm"
	"go_dreamfactory/modules"
	"go_dreamfactory/pb"

	"go_dreamfactory/lego/core"

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

type modelMail struct {
	modules.MCompModel
}

func (this *modelMail) Init(service core.IService, module core.IModule, comp core.IModuleComp, options core.IModuleOptions) (err error) {
	this.TableName = comm.TableMail
	this.MCompModel.Init(service, module, comp, options)

	//创建uid索引
	this.DB.CreateIndex(core.SqlTable(comm.TableMail), mongo.IndexModel{
		Keys: bsonx.Doc{{Key: "uid", Value: bsonx.Int32(1)}},
	})
	return
}

func (this *modelMail) MailQueryUserMail(uId string) (mail []*pb.DBMailData, err error) {

	if _data, err := this.DB.Find(comm.TableMail, bson.M{"uid": uId}, options.Find().SetSort(bson.M{"createtime": -1})); err == nil {
		for _data.Next(context.TODO()) {
			temp := &pb.DBMailData{}
			if err = _data.Decode(temp); err == nil {
				mail = append(mail, temp)
			}
		}
	}
	return
}

// 插入一封新的邮件
func (this *modelMail) MailInsertUserMail(mail *pb.DBMailData) (err error) {

	mail.ObjId = primitive.NewObjectID().Hex()
	mail.Check = false
	mail.Reward = false

	if len(mail.GetItems()) > 0 {
		mail.Reward = false
	}
	_, err = this.DB.InsertOne(comm.TableMail, mail)

	return err
}

func (this *modelMail) MailReadOneMail(objId string) (mail *pb.DBMailData, err error) {

	err = this.DB.FindOneAndUpdate(
		comm.TableMail,
		bson.M{"_id": objId},
		bson.M{"$set": bson.M{
			"check": true,
		}},
		options.FindOneAndUpdate().SetUpsert(true).SetReturnDocument(options.After),
	).Decode(&mail)

	return mail, err
}

// 查询附件信息
func (this *modelMail) MailGetMailAttachment(objId string) (itmes []*pb.UserAssets, err error) {

	var nd *pb.DBMailData
	err = this.DB.FindOne(comm.TableMail, bson.M{"_id": objId}).Decode(&nd)
	if err == nil {
		itmes = nd.GetItems()
	}
	return itmes, err
}

// 查看领取附件状态
func (this *modelMail) MailGetMailAttachmentState(objId string) (*pb.DBMailData, error) {
	var nd *pb.DBMailData
	err := this.DB.FindOne(comm.TableMail, bson.M{"_id": objId}).Decode(&nd)

	return nd, err
	//return !nd.Reward && len(nd.GetItems()) > 0 && nd.Uid == uid
}

// 更新领取附件状态
func (this *modelMail) MailUpdateMailAttachmentState(objId string) bool {
	this.DB.FindOneAndUpdate(
		comm.TableMail,
		bson.M{"_id": objId},
		bson.M{"$set": bson.M{
			"reward": true,
			"check":  true,
		}},
		options.FindOneAndUpdate().SetUpsert(false).SetReturnDocument(options.After),
	)

	return true
}

// 删除一封邮件
func (this *modelMail) MailDelUserMail(objId string) bool {
	var obj *pb.DBMailData
	err := this.DB.FindOne(comm.TableMail, bson.M{"_id": objId}).Decode(&obj)
	if err != nil {
		return false
	}
	this.DB.DeleteOne(comm.TableMail, bson.M{"_id": objId})

	return true
}

func (this *modelMail) MailQueryUserMailByReard(uId string) (mail []*pb.DBMailData, err error) {

	if _data, err := this.DB.Find(comm.TableMail, bson.M{"uid": uId, "reward": false}); err == nil {
		for _data.Next(context.TODO()) {
			temp := &pb.DBMailData{}
			if err = _data.Decode(temp); err == nil {
				mail = append(mail, temp)
			}
		}
	}
	return
}