import { BattleRole, callReducPercent, replace } from '@/tool';
import { type_boss } from '@/config';
import i18n from '../i18n';
import { ControlBuff } from './buff';
const { t } = i18n;
export interface Skill {
  order: number;
  lv?: number;
  type: string;
  name: string;
  cd: number;
  rmdCd: number;
  desc(): string;

  beforeBattle(owner: BattleRole, target: BattleRole): void;
  beforeAtk(owner: BattleRole, target: BattleRole): void;
  afterAtk(owner: BattleRole, target: BattleRole): void;
  afterBattle(owner: BattleRole, target: BattleRole): void;
  onAtked(owner: BattleRole, target: BattleRole): void;
}

export const skill_type_action = 'action';
export const skill_type_passive = 'passive';

//主动技能
export abstract class ActionSkill implements Skill {
  type: string = skill_type_action;
  order: number = 10;
  abstract name: string;
  abstract cd: number;
  rmdCd: number = 0;
  abstract desc(): string;
  beforeBattle(owner: BattleRole, target: BattleRole): void {}
  beforeAtk(owner: BattleRole, target: BattleRole): void {
    if (this.rmdCd > 0) {
      this.rmdCd--;
    } else if (owner.action) {
      return;
    } else {
      this.rmdCd = this.cd - 1;
      owner.action = this;
    }
  }
  abstract use(owner: BattleRole, target: BattleRole): void;
  afterAtk(owner: BattleRole, target: BattleRole): void {}
  afterBattle(owner: BattleRole, target: BattleRole): void {}
  onAtked(owner: BattleRole, target: BattleRole): void {}
}
//被动技能
export abstract class PassiveSkill implements Skill {
  type: string = skill_type_passive;
  abstract name: string;
  order: number = 1;
  cd: number = 0;
  last: number = 1;
  rmdCd: number = 0;
  rmdLast: number = -1;
  abstract desc(): string;
  beforeBattle(owner: BattleRole, target: BattleRole): void {}
  beforeAtk(owner: BattleRole, target: BattleRole): void {}
  check(owner: BattleRole, target: BattleRole): void {
    if (this.rmdCd > 0) {
      this.rmdCd--;
    } else if (this.trigger(owner, target)) {
      this.rmdCd = this.cd - 1;
      this.rmdLast = this.last;
    }
    if (this.rmdLast > 0) {
      this.rmdLast--;
      this.takeEffect(owner, target);
    }
  }
  abstract trigger(owner: BattleRole, target: BattleRole): boolean;
  abstract takeEffect(owner: BattleRole, target: BattleRole): void;
  afterAtk(owner: BattleRole, target: BattleRole): void {}
  afterBattle(owner: BattleRole, target: BattleRole): void {}
  onAtked(owner: BattleRole, target: BattleRole): void {}
}
//战斗开始前触发
export abstract class StartPassiveSkill extends PassiveSkill {
  beforeBattle(owner: BattleRole, target: BattleRole): void {
    this.takeEffect(owner, target);
  }
  trigger(owner: BattleRole, target: BattleRole): boolean {
    return true;
  }
}
//攻击前触发的被动
export abstract class PrePassiveSkill extends PassiveSkill {
  beforeAtk(owner: BattleRole, target: BattleRole): void {
    this.check(owner, target);
  }
}
//攻击后触发的被动
export abstract class SufPassiveSkill extends PassiveSkill {
  afterAtk(owner: BattleRole, target: BattleRole): void {
    this.check(owner, target);
  }
}
//被攻击后触发的被动
export abstract class CounterSkill extends PassiveSkill {
  onAtked(owner: BattleRole, target: BattleRole): void {
    this.check(owner, target);
  }
}

//收益技能
export abstract class GainsSkill implements Skill {
  order: number = 1;
  type: string = skill_type_passive;
  abstract name: string;
  cd: number = 0;
  rmdCd: number = 0;
  abstract desc(): string;
  beforeBattle(owner: BattleRole, target: BattleRole): void {}
  beforeAtk(owner: BattleRole, target: BattleRole): void {}
  afterAtk(owner: BattleRole, target: BattleRole): void {}
  abstract afterBattle(owner: BattleRole, target: BattleRole): void;
  onAtked(owner: BattleRole, target: BattleRole): void {}
}
//吸血技能
export abstract class Vampire extends SufPassiveSkill {
  abstract percent: number;
  name: string = 'vampire';
  rate: number = 100;
  desc(): string {
    return replace(t('skill.vampire.1'), [this.percent]);
  }
  trigger(owner: BattleRole, target: BattleRole): boolean {
    return true;
  }
  takeEffect(owner: BattleRole, target: BattleRole): void {
    if (owner.dmg <= 0) {
      return;
    }
    let sneak = Math.ceil((owner.dmg * this.percent) / 100);
    const tmp = owner.attr.hp - owner.attr.curHp;
    sneak = sneak > tmp ? tmp : sneak;
    owner.addHp(sneak);
    if (sneak > 0) {
      const log = replace(t('skill.vampire.2'), [sneak]);
      owner.battleLog(log);
    }
  }
}
//主动控制技能
export abstract class Control extends ActionSkill {
  abstract last: number;
  abstract rate: number;
  abstract bossRate: number;
  use(owner: BattleRole, target: BattleRole) {
    const rate = target.type == type_boss ? this.bossRate : this.rate;
    let log = t('skill.control.1');
    if (Math.random() < rate / 100) {
      target.putBuff(new ControlBuff(this.name, this.last));
      log = replace(t('skill.control.0'), [t(target.type), this.last]);
    }
    log = log = replace(t('skill.user'), [t(owner.type), t('skill.' + this.name + '.0')]) + log;
    owner.battleLog(log);
  }
}
//主动攻击技能(普通攻击)
export class Attack extends ActionSkill {
  order: number = 999;
  name: string = 'attack';
  cd: number = 1;
  precent: number = 100;
  desc(): string {
    return t('skill.attack.1');
  }
  use(owner: BattleRole, target: BattleRole) {
    owner.skillPercent += this.precent;
    owner.callDmg(target);
    let critLog = owner.crit ? t('skill.crit.0') : '';
    if (owner.dmg) {
      target.addHp(-1 * owner.dmg);
      const log = replace(t('skill.attack.2'), [t(owner.type), t('skill.' + this.name + '.0'), t(target.type), owner.dmg, critLog]);
      owner.battleLog(log);
    }
  }
}
//主动增益技能
export abstract class BuffSkill extends ActionSkill {
  abstract last: number;
  rmdLast = 0;
  beforeAtk(owner: BattleRole, target: BattleRole): void {
    super.beforeAtk(owner, target);
    this.check(owner, target);
  }
  check(owner: BattleRole, target: BattleRole): void {
    if (this.rmdLast > 0) {
      this.rmdLast--;
      this.takeEffect(owner, target);
    }
  }
  abstract takeEffect(owner: BattleRole, target: BattleRole): void;
  use(owner: BattleRole, target: BattleRole): void {
    this.rmdLast = this.last;
    this.log(owner, target);
    this.check(owner, target);
  }
  abstract log(owner: BattleRole, target: BattleRole): void;
}