package services

import (
	lucifer3 "git.aiterp.net/lucifer3/server"
	"git.aiterp.net/lucifer3/server/commands"
	"git.aiterp.net/lucifer3/server/device"
	"log"
	"sync"
)

func NewSceneMap(resolver device.Resolver) *SceneMap {
	return &SceneMap{
		resolver: resolver,
		sceneMap: make(map[string]string, 64),
	}
}

type SceneMap struct {
	resolver device.Resolver

	mu       sync.Mutex
	sceneMap map[string]string
}

func (s *SceneMap) SceneID(id string) *string {
	s.mu.Lock()
	defer s.mu.Unlock()

	sceneID, ok := s.sceneMap[id]
	if !ok {
		return nil
	}

	return &sceneID
}

func (s *SceneMap) Active() bool {
	return true
}

func (s *SceneMap) HandleEvent(*lucifer3.EventBus, lucifer3.Event) {}

func (s *SceneMap) HandleCommand(_ *lucifer3.EventBus, command lucifer3.Command) {
	switch command := command.(type) {
	case commands.ReplaceScene:
		matched := s.resolver.Resolve(command.Match)

		if len(matched) > 0 {
			s.mu.Lock()
			for _, ptr := range matched {
				s.sceneMap[ptr.ID] = command.SceneName
			}
			s.mu.Unlock()
		}
	case commands.ClearScene:
		matched := s.resolver.Resolve(command.Match)

		if len(matched) > 0 {
			s.mu.Lock()
			for _, ptr := range matched {
				log.Println("Got")
				delete(s.sceneMap, ptr.ID)
			}
			s.mu.Unlock()
		}
	}
}