/** @format */

import {ComRole} from '../components/ComRole'
import {ECSSystem} from '../lib/ECSSystem'
import {GenFilterKey} from '../lib/ECSComponent'
import {FightWorld} from '../worlds/FightWorld'
import {ComCocosNode} from '../components/ComCocosNode'
import {ComAttackable} from '../components/ComAttackable'
import {Data} from '../../GameControl'
import {EventRoleTip, EventSlowDown} from '../core/NodeEvent'
import {ComFindEnemy} from '../components/ComFindEnemy'
import {ComDie} from '../components/ComDie'
import {
    ATTR_NAME,
    BUFF_ANI_TYPE,
    BUFF_EFFECT_TYPE,
    BUFF_TYPE,
    GAME_ROLE_TIP,
    MONSTER_TYPE,
    ROLE_TYPE,
    SKILL_EFFECT_TYPE,
} from '../../enums/Enum'
import {ComBehaviorTree} from '../components/ComBehaviorTree'
import {ComFrameAni} from '../components/ComFrameAni'
import {RoleConfig} from '../../config/RoleConfig'
import {MonsterConfig} from '../../config/MonsterConfig'

const FILTER_BUFF = GenFilterKey([ComAttackable, ComRole, ComCocosNode, ComBehaviorTree], [ComDie])

export class SysBuff 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 filterBuff = world.getFilter(FILTER_BUFF)
        filterBuff.walk((entity: number) => {
            let comRole = world.getComponent(entity, ComRole)
            let comCocosNode = world.getComponent(entity, ComCocosNode)
            //修改射程
            let changeAttackRange = attr => {
                if (attr == ATTR_NAME.attackRange) {
                    let comFindEnemy = world.getComponent(entity, ComFindEnemy)
                    if (comFindEnemy.attackCObject.radius != comRole.attackRange) {
                        comFindEnemy.attackCObject.updateSphereShape(comRole.attackRange)
                    }
                }
            }
            let buffLength = comRole.buffs.length
            for (let i = comRole.buffs.length - 1; i >= 0; i--) {
                let buff = comRole.buffs[i]
                buff.countDown -= dt
                buff.countUp += dt
                let buffConfig = buff.buffCfg
                if (!buff.hurtFrameCompleted && buff.countUp >= buffConfig.hurtFrame * (buff.hurtTimes + 1)) {
                    buff.hurtTimes += 1
                    if (buffConfig.buffType == BUFF_TYPE.addHp) {
                        let addHPNum = (comRole.HP * buffConfig.attrRate[0]) / Data.game.rateNum
                        for (let i = 0; i < buff.buffCfg.effectType.length; i++) {
                            let type = buff.buffCfg.effectType[i]
                            if (type == BUFF_EFFECT_TYPE.addHpByAttack) {
                                addHPNum +=
                                    (buff.buffCfg.effectParm[i][0] / Data.game.rateNum) *
                                    buff.createBaseAttr.spellAttack
                            }
                        }
                        world.addHP(addHPNum, entity)
                        comRole.HPDirty = true
                    }
                }

                //buff刚挂上时 加上基础属性加成
                if (
                    buff.curAttrChangeNum.length == 0 &&
                    buffConfig.attr.length > 0 &&
                    buffConfig.buffType == BUFF_TYPE.normal
                ) {
                    let parentRoleCfg
                    if (comRole.parentRoleID) {
                        parentRoleCfg = RoleConfig[comRole.parentRoleID]
                        if (!parentRoleCfg) parentRoleCfg = MonsterConfig[comRole.parentRoleID]
                    }
                    for (let j = 0; j < buffConfig.attr.length; j++) {
                        let attrKey = buffConfig.attr[j]
                        let cfgNum = parentRoleCfg
                            ? (parentRoleCfg[attrKey] * comRole.roleCfg[attrKey]) / Data.game.rateNum
                            : comRole.roleCfg[attrKey]
                        let changeNum = buffConfig.attrNum[j]
                            ? buffConfig.attrNum[j]
                            : (cfgNum * buffConfig.attrRate[j]) / Data.game.rateNum
                        let durChangeNum = comRole[attrKey] + changeNum
                        let minV = 0
                        let maxV = Infinity
                        if (attrKey == ATTR_NAME.attackRange) {
                            if (comRole.attackRange <= Data.game.meleeRange) {
                                minV = Data.game.meleeRange
                                maxV = Data.game.meleeRange
                            } else {
                                minV = comRole.roleCfg.attackRange
                                maxV = Data.game.maxAttackRange
                            }
                        } else if (attrKey == ATTR_NAME.attackSpeed) {
                            minV = Data.game.minAttackSpeed
                            maxV = Data.game.maxAttackSpeed
                        }
                        if (durChangeNum < minV) {
                            buff.curAttrChangeNum[j] = minV - comRole[attrKey]
                        } else if (durChangeNum > maxV) {
                            buff.curAttrChangeNum[j] = maxV - comRole[attrKey]
                        } else {
                            buff.curAttrChangeNum[j] = changeNum
                        }
                        //boss数值衰减
                        for (let i = 0; i < buff.buffCfg.effectType.length; i++) {
                            let type = buff.buffCfg.effectType[i]
                            if (type == BUFF_EFFECT_TYPE.boss && comRole.roleCfg.type == MONSTER_TYPE.boss) {
                                changeNum *= 1 - buff.buffCfg.effectParm[i][0] / Data.game.rateNum
                            }
                        }
                        comRole[buffConfig.attr[j]] += buff.curAttrChangeNum[j]
                        changeAttackRange(buff)
                    }
                }

                //移除时间到的buff 减去buff的加成
                if (buff.countDown <= 0) {
                    for (let j = 0; j < buffConfig.attr.length; j++) {
                        if (buff.curAttrChangeNum[j]) {
                            comRole[buffConfig.attr[j]] -= buff.curAttrChangeNum[j]
                            changeAttackRange(buff)
                        }
                    }
                    comRole.buffs.splice(i, 1)
                    for (let aniEntity of buff.aniEntityArr) {
                        let comFrameAni = world.getComponent(aniEntity, ComFrameAni)
                        if (comFrameAni) comFrameAni.countDown = 0
                    }
                    buff.aniEntityArr.length = 0
                    for (let aniID of buff.buffCfg.buffUrl) {
                        if (!aniID) continue
                        if (aniID == BUFF_ANI_TYPE.slow) {
                            let comSpineNode = world.getComponent(comRole.spineEntity, ComCocosNode)
                            comSpineNode?.events.push(new EventSlowDown(false))
                        }
                    }
                }
            }
            if (comRole.buffs.length != buffLength) {
                //comCocosNode.events.push(new EventBuffChange(comRole.buffs))
            }
            return false
        })
    }
}