#include <iostream>
#include <string>
#include <cstdlib>
#include <ctime>
#include <vector>
#include <algorithm>

using namespace std;

class Character {
public:
    string name;
    int health;
    int maxHealth;
    int attack;
    int defense;

    Character(string n, int h, int a, int d) : name(n), health(h), maxHealth(h), attack(a), defense(d) {}

    bool isAlive() {
        return health > 0;
    }
};

class Player : public Character {
public:
    int potions;
    vector<string> weapons;
    string currentWeapon;
    int experience;
    int level;
    int maxExperience;
    bool hasKingTreasure;
    bool hasThornShield;
    int baseAttack;
    int weaponAttack;

    Player(string n) : Character(n, 100, 5, 10), potions(0), currentWeapon("短剑"), experience(0), level(1), maxExperience(100), hasKingTreasure(false), hasThornShield(false), baseAttack(5), weaponAttack(0) {
        weapons.push_back("短剑");
        changeWeapon("短剑");
    }

    void changeWeapon(string weapon) {
        if (find(weapons.begin(), weapons.end(), weapon) != weapons.end()) {
            currentWeapon = weapon;
            if (weapon == "短剑") {
                weaponAttack = 20;
            }
            else if (weapon == "村好剑") {
                weaponAttack = 40;
            }
            else if (weapon == "惠惠的爆裂魔法") {
                weaponAttack = 80;
            }
            updateAttack();
        }
    }

    void updateAttack() {
        attack = baseAttack + weaponAttack;
    }

    void gainExperience(int exp) {
        experience += exp;
        if (experience >= maxExperience) {
            experience -= maxExperience;
            levelUp();
        }
    }

    void levelUp() {
        level++;
        maxExperience += 100;
        baseAttack++;
        health = maxHealth;
        defense += 1;
        updateAttack();
        cout << name << " 升级了！现在是等级 " << level << "，生命值完全恢复。" << endl;
    }
};

class Enemy : public Character {
public:
    Enemy(string n, int h, int a, int d) : Character(n, h, a, d) {}
};

void displayStatus(Character& character) {
    cout << character.name << " - 生命值: " << character.health << "/" << character.maxHealth << ", 攻击力: " << character.attack << ", 防御力: " << character.defense << endl;
}

void attack(Character& attacker, Character& defender) {
    int damage = attacker.attack - defender.defense;
    if (damage < 0) damage = 0;
    defender.health -= damage;
    cout << attacker.name << " 攻击 " << defender.name << " 造成 " << damage << " 点伤害!" << endl;

    if (defender.isAlive() && defender.name == "玩家" && ((Player&)defender).hasThornShield) {
        attacker.health -= 10;
        cout << attacker.name << " 因为荆棘护盾受到 10 点反伤!" << endl;
    }
}

void usePotion(Player& player) {
    if (player.potions > 0) {
        player.health += 50;
        if (player.health > player.maxHealth) player.health = player.maxHealth;
        player.potions--;
        cout << player.name << " 使用了药丸，恢复了50点生命值！" << endl;
    }
    else {
        cout << "你没有药丸了！" << endl;
    }
}

void battle(Player& player, Enemy& enemy, int& enemyCount, int floor) {
    bool usedCurryStick = false;
    while (player.isAlive() && enemy.isAlive()) {
        displayStatus(player);
        displayStatus(enemy);

        cout << "选择你的行动: (1) 攻击 (2) 使用药丸: ";
        int choice;
        cin >> choice;

        if (choice == 1) {
            if (player.weapons.size() > 2 && player.weapons[2] == "咖喱棒" && !usedCurryStick) {
                cout << "你有咖喱棒，是否使用？(1) 是 (2) 否: ";
                int useCurry;
                cin >> useCurry;
                if (useCurry == 1) {
                    enemy.health = 0;
                    cout << player.name << " 使用咖喱棒秒杀了 " << enemy.name << "!" << endl;
                    usedCurryStick = true;
                }
                else {
                    attack(player, enemy);
                    if (enemy.isAlive()) {
                        attack(enemy, player);
                    }
                }
            }
            else {
                attack(player, enemy);
                if (enemy.isAlive()) {
                    attack(enemy, player);
                }
            }
        }
        else if (choice == 2) {
            usePotion(player);
        }

        if (!player.isAlive()) {
            cout << player.name << " 被击败了!" << endl;
        }
        else if (!enemy.isAlive()) {
            cout << enemy.name << " 被击败了!" << endl;
            enemyCount++;

            int experienceGained = (enemy.name == "大树守卫" || enemy.name == "金闪闪" || enemy.name == "宿傩") ? 200 :
                (enemy.name == "精英怪物") ? 80 : 40;
            player.gainExperience(experienceGained);

            if (rand() % 100 < 75) {
                player.potions++;
                cout << "你获得了一颗药丸！" << endl;
            }

            if (enemyCount == 5 && find(player.weapons.begin(), player.weapons.end(), "村好剑") == player.weapons.end()) {
                player.weapons.push_back("村好剑");
                cout << "你获得了村好剑！" << endl;
            }

            if (enemyCount % 10 == 0 && find(player.weapons.begin(), player.weapons.end(), "咖喱棒") == player.weapons.end()) {
                player.weapons.push_back("咖喱棒");
                cout << "你获得了咖喱棒！" << endl;
            }

            if (rand() % 20 == 0 && find(player.weapons.begin(), player.weapons.end(), "惠惠的爆裂魔法") == player.weapons.end()) {
                player.weapons.push_back("惠惠的爆裂魔法");
                cout << "你获得了惠惠的爆裂魔法！" << endl;
            }

            if (enemy.name == "大树守卫") {
                player.hasThornShield = true;
                player.defense += 20;
                cout << "你击败了大树守卫，获得了荆棘护盾，防御力加20，敌人攻击时受到10点反伤！" << endl;
            }

            if (enemy.name == "金闪闪") {
                player.hasKingTreasure = true;
                cout << "你击败了金闪闪，获得了技能——王的宝库！" << endl;
            }

            cout << "你现在有 " << player.potions << " 颗药丸。" << endl;
        }
    }
}

int main() {
    srand(time(0));
    string playerName;
    cout << "请输入你的角色名字: ";
    cin >> playerName;
    Player player(playerName);

    cout << "欢迎, " << player.name << "!" << endl;

    int enemyCount = 0;
    int floor = 1;
    while (player.isAlive() && floor <= 100) {
        Enemy enemy("哥布林", 50 + floor, 15 + floor / 2, 5 + floor / 2);
        if (floor % 10 == 0 && floor != 20 && floor != 50 && floor != 100) {
            enemy = Enemy("精英怪物", 100 + floor * 2, 20 + floor / 2, 15 + floor / 2);
        }
        if (floor == 20) {
            enemy = Enemy("大树守卫", 300, 30, 20);
        }
        if (floor == 50) {
            enemy = Enemy("金闪闪", 500, 50, 30);
        }
        if (floor == 100) {
            enemy = Enemy("宿傩", 1000, 70, 50);
        }

        cout << "第 " << floor << " 层，你遇到了一只 " << enemy.name << "!" << endl;
        battle(player, enemy, enemyCount, floor);

        if (player.isAlive()) {
            cout << "是否更换武器？(1) 是 (2) 否: ";
            int changeWeapon;
            cin >> changeWeapon;
            if (changeWeapon == 1) {
                cout << "你拥有的武器有: ";
                for (size_t i = 0; i < player.weapons.size(); ++i) {
                    cout << "(" << i + 1 << ") " << player.weapons[i] << " ";
                }
                cout << endl;
                int weaponChoice;
                cin >> weaponChoice;
                if (weaponChoice > 0 && weaponChoice <= player.weapons.size()) {
                    player.changeWeapon(player.weapons[weaponChoice - 1]);
                    cout << "你现在装备的是 " << player.currentWeapon << "。" << endl;
                }
                else {
                    cout << "无效的选择。" << endl;
                }
            }

            floor++;
        }
    }

    if (player.isAlive()) {
        cout << "恭喜 " << player.name << " 通关了所有楼层！" << endl;
    }
    else {
        cout << player.name << " 在第 " << floor << " 层被击败了。" << endl;
    }

    return 0;
}