import { _decorator, Animation, Component, game, instantiate, Node, NodePool, Prefab, Vec2, Vec3 } from 'cc'
import RandomUtil from '../../engine/utils/RandomUtil'
import FishBase from '../../../fish/script/FishBase'
import { FishPathConfig } from '../config/FishPathConfig'
import FishMover from '../../../fish/script/FishMover'
import { Logger } from '../../engine/utils/Logger'
import { FishInfo } from '../config/FishInfo'
import { FishConfig } from '../config/FishConfig'
import GameMusicHelper from '../utils/GameMusicHelper'
import ScoreManager from './ScoreManager'
import { FishMap } from '../config/FishMap'
import { FishMapInfo } from '../config/FishMapInfo'
import FishUI from '../../../fish/script/FishUI'
import TimeHelper from '../utils/TimeHelper'

const { ccclass, property } = _decorator

@ccclass('FishManager')
export default class FishManager extends Component {
  public static instance: FishManager = null
  @property({ type: Node })
  private fishContainer: Node | null = null
  @property({ type: [Prefab] })
  public fishPrefabList: Array<Prefab> = []
  private fishPool: Array<NodePool> = []
  private fishList: Array<FishBase> = []
  private nextRandomFishTime: number = 0
  private minRandomTime: number = 2 * (game.frameRate as number)
  private maxRandomTime: number = 5 * (game.frameRate as number)
  private isFishMap: boolean = false
  private mapCount: number = 0
  private minMapCount: number = 30 * (game.frameRate as number)
  private maxMapCount: number = 60 * (game.frameRate as number)
  //    // private minMapCount: number = 2 * cc.game.getFrameRate();
  //    // private maxMapCount: number = 5 * cc.game.getFrameRate();

  private _fishPosCache: Vec3

  onLoad() {
    FishManager.instance = this
    this._fishPosCache = new Vec3()
    Logger.log(
      'maxRandomTime=',
      this.minRandomTime,
      this.maxRandomTime,
      game.frameRate
    )
  }

  start() {
    this.randomFish()
  }

  update() {
    this.checkRandomFish()
    this.checkFishMoveEnd()
    this.checkFishMap()
  }

  private checkFishMap() {
    if (!this.isFishMap) {
      if (this.mapCount > 0) {
        this.mapCount--
        if (this.mapCount <= 0) {
          FishUI.instance.playWaveEffect()
        }
      }
    }
  }

  private checkRandomFish() {
    if (!this.isFishMap) {
      if (this.nextRandomFishTime > 0) {
        this.nextRandomFishTime--
        if (this.nextRandomFishTime == 0) {
          this.randomFish()
        }
      }
    }
  }

  private checkFishMoveEnd() {
    for (let i = this.fishList.length - 1; i >= 0; i--) {
      let fish: FishBase = this.fishList[i]
      if (this.isFishMap) {
        if (!fish.isDead) {
          fish.node.getPosition(this._fishPosCache)
          this._fishPosCache.x -= 2
          fish.node.setPosition(this._fishPosCache)
          if (this._fishPosCache.x <= -screen.width / 2) {
            //winSize.width
            this.destroyFish(fish)
            this.fishList.splice(i, 1)
            this.checkEndFishMap()
          }
        }
      } else if (!fish.getComponent(FishMover).isMoving) {
        this.destroyFish(fish)
        this.fishList.splice(i, 1)
      }
    }
  }

  private checkEndFishMap() {
    Logger.log('checkEndFishMap==', this.isFishMap, this.fishList)
    if (this.isFishMap && this.fishList.length <= 0) {
      this.isFishMap = false
      this.randomFish()
    }
  }

  private randomFish() {
    if (this.isFishMap) return
    let randomNum: number = RandomUtil.nextInt(1, 10)
    // let randomNum: number = RandomUtil.nextInt(1, 1);
    for (let i = 0; i < randomNum; i++) {
      let fishType: number = RandomUtil.nextInt(1, 29)
      // let fishType: number = RandomUtil.nextInt(1, 1);
      let fish: FishBase = this.createFishByType(fishType)
      fish.fishPathInfo = FishPathConfig.randomPathInfo()
      this._fishPosCache.z = 0
      this._fishPosCache.x = fish.fishPathInfo.path[0].x
      this._fishPosCache.y = fish.fishPathInfo.path[0].y
      fish.node.setPosition(this._fishPosCache)
      fish.getComponent(FishMover).bezierPList = fish.fishPathInfo.path
      fish.getComponent(FishMover).startMove()
      this.fishList.push(fish)
      this.fishContainer.addChild(fish.node)
    }
    Logger.log('checkFishMoveEnd=randomFish=', this.fishList)
    this.nextRandomFishTime = RandomUtil.nextInt(
      this.minRandomTime,
      this.maxRandomTime
    )
    if (this.mapCount <= 0) {
      this.mapCount = RandomUtil.nextInt(this.minMapCount, this.maxMapCount)
    }
  }

  public createFishByType(fishType: number): FishBase {
    let fishNode: Node
    if (this.fishPool[fishType - 1] && this.fishPool[fishType - 1].size() > 0) {
      fishNode = this.fishPool[fishType - 1].get()
    } else {
      fishNode = instantiate(this.fishPrefabList[fishType - 1])
    }
    //fishNode.getComponent(Animation).play() //v3 当前帧 不能播放
    TimeHelper.exeNextFrame(fishNode, () =>
      fishNode.getComponent(Animation).play()
    )
    let fishInfo: FishInfo = FishConfig.getFishInfoByType(fishType)
    fishNode.getComponent(FishBase).fishInfo = fishInfo
    fishNode.getComponent(FishBase).fishType = fishType
    fishNode.getComponent(FishBase).blood = fishInfo.blood
    fishNode.getComponent(FishBase).isDead = false
    return fishNode.getComponent(FishBase)
  }

  public killFish(fish: FishBase) {
    let index: number = this.fishList.indexOf(fish)
    if (index >= 0) {
      // console.log("鱼挂了")
      GameMusicHelper.playFishDead(fish.fishType)
      fish.node.getPosition(this._fishPosCache)
      let vec2 = new Vec2(this._fishPosCache.x, this._fishPosCache.y)
      ScoreManager.instance.addScore(fish.fishInfo.blood, vec2)
      this.fishList.splice(index, 1)
      this.destroyFish(fish)
      this.checkEndFishMap()
    }
  }

  private destroyFish(fish: FishBase) {
    if (!this.fishPool[fish.fishType - 1]) {
      this.fishPool[fish.fishType - 1] = new NodePool()
    }
    this.fishPool[fish.fishType - 1].put(fish.node)
  }

  public playFishMap() {
    this.isFishMap = true
    for (let i = this.fishList.length - 1; i >= 0; i--) {
      let fish: FishBase = this.fishList[i]
      this.destroyFish(fish)
      this.fishList.splice(i, 1)
    }
  }

  public startFishMap() {
    // this.playFishMap();
    // this.fishList = [];

    let map: FishMap = FishPathConfig.randomFishMap()
    let fishMapInfoList: Array<FishMapInfo> = map.fishMapInfoList
    Logger.log('startFishMap==', this.isFishMap, this.fishList, map)
    for (let i = 0; i < fishMapInfoList.length; i++) {
      let fishMapInfo: FishMapInfo = fishMapInfoList[i]
      let fish: FishBase = this.createFishByType(fishMapInfo.fishType)
      fish.node.angle = 0
      // fish.node.setScale(fishMapInfo.scale);
      this.fishContainer.addChild(fish.node)
      fish.node.setPosition(fishMapInfo.x + screen.width, fishMapInfo.y)
      this.fishList.push(fish)
    }
  }

  onDestroy() {
    FishManager.instance = null
  }
}