interface IUnitFight {
    atkHarm: number,
    defHarm: number,
    stateData: Array<string>,
    remData: Array<any>,
}
export class FightTool {
    public static FightHandle(atkUser: IUserAttr, defUser: IUserAttr): IFightData {
        let result = 0;
        let myHarm = 0;
        let otHarm = 0;
        let myStateData: Array<string> = [];
        let myRemData: Array<any> = [];
        let otStateData: Array<string> = [];
        let otRemData: Array<any> = [];

        var atkHandle = this.UnitFight(atkUser, defUser);
        myHarm += atkHandle.atkHarm;
        otHarm += atkHandle.defHarm;
        otStateData.push(...atkHandle.stateData);
        otRemData.push(...atkHandle.remData);
        if (defUser.isSystem == 1) {
            var defHandle = this.UnitFight(defUser, atkUser);
            myHarm += defHandle.defHarm;
            otHarm += defHandle.atkHarm;
            myStateData.push(...defHandle.stateData);
            myRemData.push(...defHandle.remData);
        }

        return {
            result,
            myHarm,
            otHarm,
            myStateData,
            myRemData,
            otStateData,
            otRemData
        };
    }

    private static UnitFight(atkUser: IUserAttr, defUser: IUserAttr): IUnitFight {
        let atkHarm = 0;
        let defHarm = 0;
        let stateData: Array<string> = [];
        let remData: Array<any> = [];
        //闪避处理
        if (defUser.dodge > 0) {
            let dodgeRide = defUser.dodge - atkUser.deadly + defUser.deadlyLess;
            if (dodgeRide > 0) {
                if (this.randomTrigger(dodgeRide)) {
                    return {
                        atkHarm: 0,
                        defHarm: 0,
                        stateData,
                        remData
                    };
                }
            }
        }
        //士气处理
        if (atkUser.upMorale > 0) {
            atkUser.minAtk = atkUser.minAtk * (1.0 + (atkUser.morale / atkUser.upMorale) * 0.3);
        }
        if (defUser.upBlood > 0) {
            defUser.defense = defUser.defense * (1.0 + (atkUser.morale / atkUser.upMorale) * 0.3);
        }

        if (atkUser.minAtk > defUser.defense && defUser.defense > 0) {
            let harmRide = (atkUser.minAtk - defUser.defense) / defUser.defense;
            harmRide = harmRide > 1.2 ? 1.2 : harmRide;
            let fight_Harm = harmRide * atkUser.maxAtk;
            defHarm += 0 - fight_Harm;
        }
        else {
            defHarm = -1;
        }
        //暴击处理
        if (atkUser.crit > 0) {
            if (this.randomTrigger(atkUser.crit)) {
                defHarm = defHarm * 1.5;
            }
        }
        //处理反弹
        if (defUser.rebound > 0) {
            let reboundRide = defUser.rebound = atkUser.reboundLess;
            if (reboundRide > 0) {
                atkHarm = defHarm * reboundRide;
            }
        }
        defHarm += 0 - atkUser.harm_Add;//额外伤害
        //连击处理
        if (atkUser.atk_Next > 0) {
            if (this.randomTrigger(atkUser.atk_Next)) {
                defHarm = defHarm * 1.3;
                atkHarm = atkHarm * 1.3;
            }
        }
        //免伤处理
        if (defUser.noHarm > 0 && defHarm < -1) {

            defHarm = defHarm * (1 - defUser.noHarm);
            defHarm = defHarm > 0 ? 0 : defHarm;
        }
        //吸血处理
        if (defHarm < 0 && atkUser.inBlood > 0) {
            let inBloodRide = atkUser.inBlood - defUser.punish
            if (inBloodRide > 0) {
                atkHarm += (0 - defHarm) * inBloodRide;
            }
        }

        //#region  状态类处理
        let slow = atkUser.slow - defUser.slowLess;
        if (this.randomTrigger(slow)) {
            stateData.push("Slow");
        }
        let poison = atkUser.poison - defUser.poisonLess;
        if (this.randomTrigger(poison)) {
            stateData.push("Poison");
        }
        let curse = atkUser.curse - defUser.curseLess;
        if (this.randomTrigger(curse)) {
            stateData.push("Curse");
        }
        let weaken = atkUser.weaken - defUser.weakenLess;
        if (this.randomTrigger(weaken)) {
            stateData.push("Weaken");
        }

        let depressed = atkUser.depressed - defUser.depressedLess;
        if (this.randomTrigger(depressed)) {
            stateData.push("Depressed");
        }
        let breach = atkUser.breach - defUser.breachLess;
        if (this.randomTrigger(breach)) {
            stateData.push("Breach");
        }
        let palsyatk = atkUser.palsyAtk - defUser.palsyAtkLess;
        if (this.randomTrigger(palsyatk)) {
            stateData.push("PalsyAtk");
        }
        if (this.randomTrigger(atkUser.del_Fashion)) {
            if (defUser.code == 'Person') {
                remData.push({
                    "code": "Equ",
                    "par": "Fashion",
                    "count": 1
                });
            }
        }

        //#endregion
        //数值处理
        atkHarm = Math.floor(atkHarm);
        defHarm = Math.floor(defHarm);
        return {
            atkHarm,
            defHarm,
            stateData,
            remData
        };
    }

    private static randomTrigger(rate: number): boolean {
        // Math.random() 返回 [0,1) 浮点
        const rand = Math.random();
        return rand < rate;
    }
}