package seasonQuest

import (
	capp "f1-game/internal/cherry_app"
	"f1-game/internal/data"
	"f1-game/nodes/map/internal/db"
	dbSeason "f1-game/nodes/map/internal/db/data/season"
	"slices"

	ctime "github.com/cherry-game/cherry/extend/time"
	cfacade "github.com/cherry-game/cherry/facade"
	cactor "github.com/cherry-game/cherry/net/actor"

	clog "github.com/cherry-game/cherry/logger"
)

var srv = &service{
	typ: newServiceType(),
}

func Service() *service {
	return srv
}

type service struct {
	typ serviceType
}

func (p *service) OnInit(seasonTable *db.SeasonTable) {
	for index, questRow := range data.SeasonQuest.List() {
		quest := dbSeason.NewQuest(questRow)

		if index == 0 {
			seasonTable.SeasonQuest.CurQuestID = questRow.ID
			quest.StartTime = seasonTable.StartTime
			quest.EndTime = quest.CalcEndTime()
		}

		seasonTable.SeasonQuest.Quests.Put(quest.QuestID, quest)
	}

	p.unlockNewFunc(seasonTable.SeasonQuest.CurQuestID)
}

// 定时检查是否能进入下一个任务
func (p *service) OnCheckNextID(seasonTable *db.SeasonTable) {
	p.initNewQuests(seasonTable)

	quest, found := seasonTable.SeasonQuest.Quests.Get(seasonTable.SeasonQuest.CurQuestID)
	if !found {
		return
	}

	nowMillis := ctime.Now().ToMillisecond()
	if !quest.IsEnded(nowMillis) {
		return
	}

	clog.Infof("[OnCheckNextID] questID: %d ended, endTime: %d", quest.QuestID, quest.EndTime)

	p.tryAdvanceToNextQuest(seasonTable, quest)
}

func (p *service) initNewQuests(seasonTable *db.SeasonTable) {
	for _, questRow := range data.SeasonQuest.List() {
		if !seasonTable.SeasonQuest.Quests.Contains(questRow.ID) {
			seasonTable.SeasonQuest.Quests.Put(questRow.ID, dbSeason.NewQuest(questRow))
			seasonTable.SetChangeData()
			clog.Infof("[initNewQuests] new quest created: %d", questRow.ID)
		}
	}
}

// 检查是否能进入下一个霸业任务
func (p *service) tryAdvanceToNextQuest(seasonTable *db.SeasonTable, curQuest *dbSeason.Quest) {
	questRow, found := data.SeasonQuest.GetByID(curQuest.QuestID)
	if !found || questRow.NextID <= 0 {
		return
	}

	if !data.SeasonQuest.ContainID(curQuest.QuestID) {
		return
	}

	nextQuest, found := seasonTable.SeasonQuest.Quests.Get(questRow.NextID)
	if !found {
		return
	}

	if nextQuest.StartTime > 0 || nextQuest.EndTime > 0 {
		clog.Warnf("[tryAdvanceToNextQuest] next questID: %d already started", questRow.NextID)
		return
	}

	seasonTable.SeasonQuest.CurQuestID = questRow.NextID
	nextQuest.StartTime = curQuest.EndTime
	nextQuest.EndTime = nextQuest.CalcEndTime()

	seasonTable.SetChangeData()

	clog.Infof("[tryAdvanceToNextQuest] on next questID: %d", questRow.NextID)

	p.unlockNewFunc(seasonTable.SeasonQuest.CurQuestID)
}

// TODO: 开启了新的霸业进度，通知处理解锁全服功能
func (p *service) unlockNewFunc(questID int32) {

}

func (p *service) EventNames() []string {
	return p.typ.eventNames()
}

func (p *service) InitEvents(event cactor.IEvent) {
	event.Registers(p.typ.eventNames(), p.onEvent)
}

func (p *service) onEvent(e cfacade.IEventData) {
	seasonTable := db.GetSeasonTable(capp.NodeID())
	if seasonTable.StartTime <= 0 {
		return
	}

	var (
		nowMillis  = ctime.Now().ToMillisecond()
		changeList []*dbSeason.Quest
	)

	for _, questEntity := range seasonTable.SeasonQuest.Quests.Values() {
		if questEntity.IsEnded(nowMillis) {
			continue
		}

		questRow, found := data.SeasonQuest.GetByID(questEntity.QuestID)
		if !found {
			clog.Warnf("[onEvent] quest config not found. questID = %d", questEntity.QuestID)
			continue
		}

		parser, found := p.typ.get(questRow.QuestType)
		if !found {
			continue
		}

		if !slices.Contains(parser.EventNames(), e.Name()) {
			continue
		}

		if parser.OnUpdate(questEntity, questRow, e) {
			changeList = append(changeList, questEntity)
		}
	}

	if len(changeList) > 0 {
		seasonTable.SetChangeData()
	}
}

// 获取目标进度
func (p *service) GetTargetProgress(questID int32) int32 {
	row, found := data.SeasonQuest.GetByID(questID)
	if !found {
		return 0
	}

	parser, found := p.typ.get(row.QuestType)
	if !found {
		return 0
	}

	return parser.TargetProgress(row)
}