package rankBase

import (
	"f1-game/internal/data"
	"time"

	cstring "github.com/cherry-game/cherry/extend/string"
	clog "github.com/cherry-game/cherry/logger"
	"github.com/cherry-game/cherry/net/parser/pomelo"
)

const (
	defaultShowCount    = 100             // 默认显示数量
	defaultSaveInterval = 5 * time.Second // 默认数据保存间隔 5秒
)

// RankTable 排行榜表的接口
type RankTable interface {
	IsChangeData() bool
	SetChangeData()
	Save2Queue()
}

// RankBase 排行榜基类
type RankBase struct {
	rankID int32
	table  RankTable
}

// Init 初始化排行榜
func (p *RankBase) Init(
	actorBase pomelo.ActorBase,
	rankStr string,
	saveInterval time.Duration,
	loadTable func(int32) (RankTable, bool),
) {
	p.rankID, _ = cstring.ToInt32(rankStr)

	table, found := loadTable(p.rankID)
	if !found {
		clog.Warnf("Init rank fail, db error. rankID=%d", p.rankID)
		return
	}

	p.table = table

	if saveInterval <= 0 {
		saveInterval = defaultSaveInterval
	}

	// 添加数据库保存定时器
	actorBase.Timer().Add(saveInterval, p.saveTimer)
}

// RankID 获取排行榜ID
func (p *RankBase) RankID() int32 {
	return p.rankID
}

// GetRankLimit 获取排行榜上限 默认上榜数量=默认显示数量 * 2
func (p *RankBase) GetRankLimit() int {
	rankRow, found := data.Rank.GetByRankID(p.rankID)
	if !found {
		return defaultShowCount * 2
	}

	return rankRow.MaxRankCount
}

// 获取显示数量
func (p RankBase) GetShowCount() int32 {
	rankRow, found := data.Rank.GetByRankID(p.rankID)
	if !found {
		return defaultShowCount
	}

	return rankRow.ShowCount
}

// 获取显示数量
func (p RankBase) GetMinRankValue() int64 {
	rankRow, found := data.Rank.GetByRankID(p.rankID)
	if !found {
		return 0
	}

	return rankRow.MinRankValue
}

// MarkChange 标记数据已变更
func (p *RankBase) MarkChange() {
	p.table.SetChangeData()
}

// saveTimer 定时保存
func (p *RankBase) saveTimer() {
	if p.table.IsChangeData() {
		p.table.Save2Queue()

		clog.Debugf("[saveTimer] save rank data to db. rankID=%d", p.rankID)
	}
}

func (p *RankBase) OnStop() {
	p.saveTimer()
	clog.Debugf("[OnStop] rank save to db. rankID=%d", p.rankID)
}