package enchant

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

	"github.com/go-redis/redis/v8"
	"go.mongodb.org/mongo-driver/mongo"
	"go.mongodb.org/mongo-driver/x/bsonx"
)

type ModelRank struct {
	modules.MCompModel
	module *Enchant
}

func (this *ModelRank) Init(service core.IService, module core.IModule, comp core.IModuleComp, options core.IModuleOptions) (err error) {
	this.TableName = comm.TableEnchantRank // 挑战记录
	err = this.MCompModel.Init(service, module, comp, options)
	this.module = module.(*Enchant)
	this.DB.CreateIndex(core.SqlTable(this.TableName), mongo.IndexModel{
		Keys: bsonx.Doc{{Key: "uid", Value: bsonx.Int32(1)}},
	})
	return
}

func (this *ModelRank) rankKey(boosType int32) string {
	return fmt.Sprintf("%s-%s-%d", this.module.service.GetTag(), this.TableName, boosType)
}

func (this *ModelRank) getEnchantRankList(uid string) []*pb.DBEnchantRank {
	ranks := make([]*pb.DBEnchantRank, 0)
	err := this.GetList(uid, &ranks)
	if err != nil {
		return nil
	}
	return ranks
}

// 获取排行榜前50的用户名单
func (this *ModelRank) queryRankUser(boos int32) (ranks []string, err error) {
	var (
		result []string
	)
	if result, err = this.DBModel.Redis.ZRevRange(this.rankKey(boos), 0, comm.MaxRankList).Result(); err != nil {
		this.module.Errorln(err)
		return
	}
	ranks = make([]string, 0)
	for i := 0; i < len(result); i += 1 {
		ranks = append(ranks, result[i])
	}
	return
}

// 更新排名
func (this *ModelRank) updateRank(Score int32, uid string, boos int32) (err error) {
	var (
		pipe    *pipe.RedisPipe = this.DBModel.Redis.RedisPipe(context.TODO())
		menbers *redis.Z
		cmd     *redis.IntCmd
	)

	menbers = &redis.Z{Score: float64(Score), Member: uid}
	if cmd = pipe.ZAdd(this.rankKey(boos), menbers); err != nil {
		this.module.Errorln(err)
	}

	if _, err = pipe.Exec(); err != nil {
		this.module.Errorln(err)
		return
	}
	if _, err = cmd.Result(); err != nil {
		this.module.Errorln(err)
		return
	}

	return
}