/** @format */

import {ECSSystem} from '../lib/ECSSystem'
import {GenFilterKey} from '../lib/ECSComponent'
import {FightWorld} from '../worlds/FightWorld'
import {ComSkillAbel} from '../components/ComSkillAbel'
import {ComTransform} from '../components/ComTransform'
import {ComRole} from '../components/ComRole'
import {ComCocosNode} from '../components/ComCocosNode'
import {Data} from '../../GameControl'
import {ccUtils} from '../../utils/ccUtils'
import {ComMovable} from '../components/ComMovable'
import {ComAttackable} from '../components/ComAttackable'
import {ComDie} from '../components/ComDie'
import {
    BUFF_TYPE,
    BULLET_EFFECT_TYPE,
    BULLET_FLY_TYPE,
    BULLET_TYPE,
    ENTRY,
    FRAME_ANI_NAME,
    GAME_ROLE_TIP,
    HIT_ANI_TYPE,
    SKILL_DIR_TYPE,
    SKILL_EFFECT_TYPE,
    SKILL_TYPE,
} from '../../enums/Enum'
import {ComFindEnemy} from '../components/ComFindEnemy'
import {ComDizzy} from '../components/ComDizzy'
import {cObject} from '../../collision/Object'
import {EventRoleTip} from '../core/NodeEvent'
import {ComBehaviorTree} from '../components/ComBehaviorTree'
import {RoleConfig} from '../../config/RoleConfig'
import {BulletConfig} from '../../config/BulletConfig'
import {ComBullet} from '../components/ComBullet'
import {cCollider} from '../../collision/Collider'
import {EntryObj} from '../core/GameInterface'

const FILTER_SKILLABEL = GenFilterKey([ComSkillAbel, ComTransform, ComRole, ComCocosNode, ComBehaviorTree], [ComDie])

export class SysSkillAbel extends ECSSystem {
    /** 连接 */
    public onAdd(world: FightWorld): void {}

    /** 断开连接 */
    public onRemove(world: FightWorld): void {}

    /** 添加实体 */
    public onEntityEnter(world: FightWorld, entity: number): void {}

    /**  */
    public onEntityLeave(world: FightWorld, entity: number): void {}

    /** 更新 */
    public onUpdate(world: FightWorld, dt: number): void {
        let filter = world.getFilter(FILTER_SKILLABEL)
        filter.walk((entity: number) => {
            let comRole = world.getComponent(entity, ComRole)
            let comCocosNode = world.getComponent(entity, ComCocosNode)
            let comSkillAbel = world.getComponent(entity, ComSkillAbel)
            let comTransform = world.getComponent(entity, ComTransform)
            if (!comSkillAbel.dirty) return

            let curSkillIndex = comRole.skills.findIndex(value => value.ID == comSkillAbel.skillConfig.ID)
            let fightData
            if (curSkillIndex > comRole.roleCfg.skills.length - 1) {
                fightData = {
                    buffs: [],
                    entryMap: new Map<ENTRY, EntryObj>(),
                    ...comRole.equips[curSkillIndex - comRole.roleCfg.skills.length],
                }
            }

            let addBuff = () => {
                let buffs = []
                for (let buffID of comSkillAbel.skillConfig.buffs) {
                    buffs.push(world.createBuff(buffID, comRole))
                }
                comSkillAbel.roles.forEach(skillEntity => {
                    //除开光环以外的buff技能
                    if (comSkillAbel.skillConfig.type != SKILL_TYPE.holo && buffs.length > 0) {
                        for (let buff of buffs) {
                            world.addBuff(skillEntity, buff, comRole)
                        }
                    }
                })
            }

            if (comSkillAbel.startDirty) {
                //顶盾技能在吟唱开始的时候加buff 其他除了光环技能在技能伤害帧加BUFF
                if (comSkillAbel.skillConfig.type == SKILL_TYPE.shield && !comSkillAbel.isInShield) {
                    comSkillAbel.isInShield = true
                    addBuff()
                    //顶盾特效
                    if (comSkillAbel.skillConfig.hitID[HIT_ANI_TYPE.role]) {
                        comSkillAbel.ani = world.createAni(comSkillAbel.skillConfig.hitID[HIT_ANI_TYPE.role], entity)
                    }
                }
                if (comSkillAbel.skillConfig.type == SKILL_TYPE.skillBullet) {
                    let comTrans = world.getComponent(comSkillAbel.roles[0], ComTransform)
                    if (comTrans) {
                        comSkillAbel.skillBulletPos = cc.v2(comTrans.x, comTrans.y)
                        //瞄准特效
                        if (comSkillAbel.skillConfig.hitID[HIT_ANI_TYPE.role]) {
                            world.createAni(
                                comSkillAbel.skillConfig.hitID[HIT_ANI_TYPE.role],
                                undefined,
                                comSkillAbel.skillBulletPos,
                            )
                        }
                    } else {
                        //让技能可以重新被施放
                        let curSkillIndex = comRole.skills.findIndex(value => value.ID == comSkillAbel.skillConfig.ID)
                        if (curSkillIndex >= 0) {
                            comRole.skillCountDowns[curSkillIndex] = comRole.castTime[curSkillIndex]
                        }
                    }
                }
                comSkillAbel.bullets = []
                comSkillAbel.skillBulletTime = this.getSkillBulletInverter(comSkillAbel)
                comSkillAbel.skillBulletNum = 0
                comSkillAbel.startDirty = false
            }
            //发射多枚技能子弹
            if (
                comSkillAbel.skillConfig.type == SKILL_TYPE.skillBullet ||
                comSkillAbel.skillConfig.type == SKILL_TYPE.ejectionSkillBullet
            ) {
                let skillBulletParams =
                    comSkillAbel.skillConfig.effectParm[
                        comSkillAbel.skillConfig.effectType.indexOf(SKILL_EFFECT_TYPE.skillBullet)
                    ]
                let bulletCfg = BulletConfig[skillBulletParams[0]]
                let bulletNum = skillBulletParams[1]
                comSkillAbel.skillBulletTime -= dt
                if (comSkillAbel.skillBulletTime <= 0 && comSkillAbel.skillBulletNum < bulletNum) {
                    comSkillAbel.skillBulletNum += 1
                    if (bulletCfg.flyType == BULLET_FLY_TYPE.boomerang) {
                        let durRange =
                            bulletCfg.effectParm[bulletCfg.effectType.indexOf(BULLET_EFFECT_TYPE.boomerangRange)][0]
                        comSkillAbel.skillBulletPos = cc.v2(
                            comTransform.x + durRange * (comTransform.dir.x > 0 ? 1 : -1),
                            comTransform.y + comTransform.halfHeight,
                        )
                    }
                    //0是吟唱时间平均值
                    comSkillAbel.skillBulletTime = this.getSkillBulletInverter(comSkillAbel)
                    if (comSkillAbel.skillConfig.type == SKILL_TYPE.skillBullet) {
                        let tmp = world.createRoleSkillBulletEntity(
                            comSkillAbel.skillConfig,
                            skillBulletParams[0],
                            entity,
                            BulletConfig[skillBulletParams[0]]?.type == BULLET_TYPE.normal ||
                                BulletConfig[skillBulletParams[0]]?.isEjection
                                ? comSkillAbel.roles[0]
                                : 0,
                            Boolean(skillBulletParams[3]),
                            comSkillAbel.skillBulletPos,
                        )
                        if (tmp.length > 0) {
                            if (bulletCfg.flyType == BULLET_FLY_TYPE.boomerang) comSkillAbel.bullets.push(tmp[0])
                            let comBullet = world.getComponent(tmp[0], ComBullet)
                            if (fightData && comBullet) comBullet.fightData = fightData
                        }
                    } else if (comSkillAbel.skillConfig.type == SKILL_TYPE.ejectionSkillBullet) {
                        let tmp = world.createRoleSkillBulletEntity(
                            comSkillAbel.skillConfig,
                            skillBulletParams[0],
                            entity,
                            0,
                            false,
                            cc.v2(
                                Math.randomRangeFloat(
                                    comRole.group == Data.game.gFriend ? comTransform.x : Data.game.fightSizeMinX,
                                    comRole.group == Data.game.gFriend ? Data.game.fightSizeMaxX : comTransform.x,
                                ),
                                Math.randomRangeFloat(Data.game.fightSizeMinY, Data.game.fightSizeMaxY),
                            ),
                        )
                        if (tmp.length > 0) {
                            comSkillAbel.bullets.push(tmp[0])
                        }
                    }
                }
            }
            comSkillAbel.countDown -= dt
            if (comSkillAbel.countDown <= comSkillAbel.castSkillTime && comSkillAbel.skillDirty) {
                comSkillAbel.skillDirty = false
                if (CC_DEV) ccUtils.setLabel('', comCocosNode?.node, 'skill')
                let comAttackable = world.getComponent(entity, ComAttackable)
                let comFindEnemy = world.getComponent(entity, ComFindEnemy)

                if (comSkillAbel.skillConfig.type == SKILL_TYPE.moveBack) {
                    if (!world.isDie(comSkillAbel.roles[0])) {
                        let targetComTrans = world.getComponent(comSkillAbel.roles[0], ComTransform)
                        let targetComMovable = world.getComponent(comSkillAbel.roles[0], ComMovable)
                        let targetComAttackable = world.getComponent(comSkillAbel.roles[0], ComAttackable)
                        let comEnemyFindEnemy = world.getComponent(comSkillAbel.roles[0], ComFindEnemy)
                        if (
                            comAttackable.curAttack ||
                            comFindEnemy.willBeAttackMelee ||
                            comFindEnemy.willAttackMelee ||
                            comAttackable.beAttacks.length > 0 ||
                            comEnemyFindEnemy.willAttackMelee ||
                            comEnemyFindEnemy.willBeAttackMelee ||
                            targetComAttackable.beAttacks.length == 0
                        ) {
                            return
                        }
                        let targetPos = world.moveToMeleeAttackPos(
                            entity,
                            comTransform,
                            targetComTrans,
                            targetComMovable,
                            true,
                        )
                        comTransform.x = targetPos.x
                        comTransform.y = targetPos.y
                        let comSpineTransform = world.getComponent(comRole.spineEntity, ComTransform)
                        if (comSpineTransform) {
                            comSpineTransform.x = targetPos.x
                            comSpineTransform.y = targetPos.y
                        }
                        world.changeMoveSpeed(entity, 0)
                        // 此处必须让所有的cObject位置更新
                        comCocosNode.node?.getComponents(cObject).forEach(cObject => {
                            cObject.setPosition(cc.v3(comTransform.x, comTransform.y, 0))
                        })
                        comAttackable.curAttack = comSkillAbel.roles[0]
                        //背刺比较特殊，这次要处理被攻击数组
                        if (!targetComAttackable.beAttacks.includes(entity)) {
                            targetComAttackable.beAttacks.push(entity)
                        }
                        //把刺客完成背刺后提升暴击率的技能CD改成0秒
                        comRole.skills.forEach((skill, index) => {
                            if (
                                skill.effectType.includes(SKILL_EFFECT_TYPE.castBySkill) &&
                                skill.effectParm[0][0] == comSkillAbel.skillConfig.ID
                            ) {
                                comRole.skillCountDowns[index] = 0
                            }
                        })
                    }
                } else if (
                    comSkillAbel.skillConfig.type == SKILL_TYPE.normal ||
                    comSkillAbel.skillConfig.type == SKILL_TYPE.addHP ||
                    comSkillAbel.skillConfig.type == SKILL_TYPE.addShieldHPByHP ||
                    comSkillAbel.skillConfig.type == SKILL_TYPE.attackBack
                ) {
                    let isSuccess = world.createSkillByFightData(
                        fightData ? fightData : comRole,
                        comSkillAbel.skillConfig,
                        comSkillAbel.roles,
                    )
                    //让没放成功的技能可以再次施放
                    if (!isSuccess) {
                        if (curSkillIndex >= 0) {
                            //让技能可以重新被施放
                            comRole.skillCountDowns[curSkillIndex] = comRole.castTime[curSkillIndex]
                        }
                    } else {
                        //地板受击
                        if (comSkillAbel.skillConfig.hitID[HIT_ANI_TYPE.floor]) {
                            world.createAni(comSkillAbel.skillConfig.hitID[HIT_ANI_TYPE.floor], comSkillAbel.roles[0])
                        }
                        //自杀
                        if (comSkillAbel.skillConfig.effectType.includes(SKILL_EFFECT_TYPE.killSelf)) {
                            comRole.nowHP = 0
                            comRole.HPDirty = true
                        }
                    }
                } else if (comSkillAbel.skillConfig.type == SKILL_TYPE.createRole) {
                    comSkillAbel.skillConfig.createRole.forEach((role, index) => {
                        if (role < 10000) {
                            role = role * 100 + (comRole.roleCfg.ID % 100)
                        }
                        let cfg = RoleConfig[role]
                        if (!cfg && comRole.group == Data.game.gEnemy) {
                            cfg = world.fightCore.getRoleCfgByCfgID(role)
                        }
                        let baby = world.createRoleEntity(cfg, comRole.group == Data.game.gEnemy)
                        //图腾特效
                        if (comSkillAbel.skillConfig.hitID[HIT_ANI_TYPE.role])
                            world.createAni(comSkillAbel.skillConfig.hitID[HIT_ANI_TYPE.role], baby)
                        comRole.babys.push(baby)
                        let babyComRole = world.getComponent(baby, ComRole)
                        babyComRole.parent = entity
                        babyComRole.parentRoleID = comRole.roleCfg.ID
                        let babyComTransform = world.getComponent(baby, ComTransform)
                        let babySpComTransform = world.getComponent(babyComRole.spineEntity, ComTransform)
                        let pos = comSkillAbel.skillConfig.createRolePos[index]
                        babyComTransform.x = comTransform.x + (comRole.group == Data.game.gEnemy ? -pos[0] : pos[0])
                        babyComTransform.y = comTransform.y + pos[1]
                        babySpComTransform.x = babyComTransform.x
                        babySpComTransform.y = babyComTransform.y
                        //角色表创建的宝宝，继承父角色的属性，怪物表遗迹表等没有养成，直接用固定值
                        if (RoleConfig[role]) {
                            let parentCfg = comRole.roleCfg
                            babyComRole.nowHP = parentCfg.HP * (babyComRole.roleCfg.HP / Data.game.rateNum)
                            babyComRole.lastHP = parentCfg.HP * (babyComRole.roleCfg.HP / Data.game.rateNum)
                            babyComRole.HP = parentCfg.HP * (babyComRole.roleCfg.HP / Data.game.rateNum)
                            babyComRole.attack = parentCfg.attack * (babyComRole.roleCfg.attack / Data.game.rateNum)
                            babyComRole.spellAttack =
                                parentCfg.spellAttack * (babyComRole.roleCfg.spellAttack / Data.game.rateNum)
                            babyComRole.realAttack =
                                parentCfg.realAttack * (babyComRole.roleCfg.realAttack / Data.game.rateNum)
                            babyComRole.defense = parentCfg.defense * (babyComRole.roleCfg.defense / Data.game.rateNum)
                            babyComRole.spellDefense =
                                parentCfg.spellDefense * (babyComRole.roleCfg.spellDefense / Data.game.rateNum)
                        }
                        if (comRole.entryMap.get(ENTRY.addBabyHP)?.num) {
                            babyComRole.HP *= 1 + comRole.entryMap.get(ENTRY.addBabyHP).num / Data.game.rateNum
                            babyComRole.nowHP = babyComRole.HP
                            babyComRole.lastHP = babyComRole.HP
                        }
                        if (comRole.entryMap.get(ENTRY.addBabyAttack)?.num) {
                            babyComRole.attack *= 1 + comRole.entryMap.get(ENTRY.addBabyAttack).num / Data.game.rateNum
                            babyComRole.spellAttack *=
                                1 + comRole.entryMap.get(ENTRY.addBabyAttack).num / Data.game.rateNum
                        }
                    })
                } else if (comSkillAbel.skillConfig.type == SKILL_TYPE.transRole) {
                    let transID = comSkillAbel.skillConfig.createRole[0]
                    if (transID < 10000) {
                        transID = comSkillAbel.skillConfig.createRole[0] * 100 + (comRole.roleCfg.ID % 100)
                    }
                    let transRole = world.createRoleEntity(transID, comRole.group == Data.game.gEnemy)
                    let comTransRole = world.getComponent(transRole, ComRole)
                    let comTransTransform = world.getComponent(transRole, ComTransform)
                    let comTransCocosNode = world.getComponent(transRole, ComCocosNode)
                    let comSpineTransTransform = world.getComponent(comTransRole.spineEntity, ComTransform)

                    comTransRole.lastHP = (comRole.nowHP / comRole.HP) * comTransRole.roleCfg.HP
                    comTransRole.nowHP = comTransRole.lastHP
                    comTransTransform.x = comTransform.x
                    comTransTransform.y = comTransform.y
                    comTransTransform.dir.x = comTransform.dir.x
                    comTransTransform.dir.y = comTransform.dir.y
                    if (comSpineTransTransform) {
                        comSpineTransTransform.x = comTransform.x
                        comSpineTransTransform.y = comTransform.y
                        comSpineTransTransform.dir.x = comTransform.dir.x
                        comSpineTransTransform.dir.y = comTransform.dir.y
                    }
                    //继承词条
                    comRole.entryMap.forEach((entry, key) => {
                        comTransRole.entryMap.set(key, entry)
                    })
                    //继承buff
                    comTransRole.buffs = [...comRole.buffs]
                    comRole.nowHP = 0
                    comRole.shieldHP = 0
                    comRole.HPDirty = true
                    comRole.transDirty = true
                    comTransRole.transID = comRole.roleCfg.ID
                }
                //放技能加血
                if (comRole.entryMap.get(ENTRY.skillRestoreHP)?.num > 0) {
                    let addHPNum = comRole.entryMap.get(ENTRY.skillRestoreHP).num
                    world.addHP(addHPNum, entity)
                    comRole.HPDirty = true
                }
            }
            if (comSkillAbel.countDown <= 0) {
                if (comSkillAbel.bullets) {
                    comSkillAbel.bullets.forEach(v => {
                        world.removeBulletEntity(v)
                    })
                    comSkillAbel.bullets.length = 0
                }
                comSkillAbel.isInShield = false
                comSkillAbel.skillConfig = null
                comSkillAbel.roles.length = 0
                comSkillAbel.dirty = false
            }
            return false
        })
    }

    getSkillBulletInverter(comSkillAbel: ComSkillAbel): number {
        let cfg =
            comSkillAbel.skillConfig.effectParm[
                comSkillAbel.skillConfig.effectType.indexOf(SKILL_EFFECT_TYPE.skillBullet)
            ]
        if (!cfg) return 0
        let time = cfg[2] ? cfg[2] : +(comSkillAbel.castSkillTime / cfg[1]).toFixed(1)
        return Math.min(time, comSkillAbel.countDown)
    }
}