/*
 * 肉鸽游戏玩家升级强化选项配置表
 * 提供玩家升级后的属性强化选择
 */

import { BuffAttr } from "./SkillSet"
import { Quality } from "./CardSet"

// 强化类型枚举
export const EnhancementType = {
    ATTACK: 1,        // 攻击力强化
    HEALTH: 2,        // 生命值强化
    ATTACK_SPEED: 3,  // 攻击速度强化
    SPECIAL: 4,      // 特殊效果强化
}

// 玩家强化等级追踪
export interface PlayerEnhancementProgress {
    [EnhancementType.ATTACK]: number;
    [EnhancementType.HEALTH]: number;
    [EnhancementType.ATTACK_SPEED]: number;
    [EnhancementType.SPECIAL]: number;
}

// 默认强化进度（所有强化都从0级开始）
export const defaultEnhancementProgress: PlayerEnhancementProgress = {
    [EnhancementType.ATTACK]: 0,
    [EnhancementType.HEALTH]: 0,
    [EnhancementType.ATTACK_SPEED]: 0,
    [EnhancementType.SPECIAL]: 0,
};

// 强化选项配置表（按等级分类）
export const EnhancementOptions = {
    // 攻击力强化选项
    [EnhancementType.ATTACK]: {
        1: {
            name: "力量训练 I",
            description: "攻击力 +5",
            buffType: BuffAttr.ATK,
            value: 5,
            icon: "attack_1",
            rarity: "common"
        },
        2: {
            name: "力量训练 II", 
            description: "攻击力 +12",
            buffType: BuffAttr.ATK,
            value: 12,
            icon: "attack_2",
            rarity: "uncommon"
        },
        3: {
            name: "力量训练 III",
            description: "攻击力 +20",
            buffType: BuffAttr.ATK,
            value: 20,
            icon: "attack_3",
            rarity: "rare"
        },
        4: {
            name: "力量训练 IV",
            description: "攻击力 +35",
            buffType: BuffAttr.ATK,
            value: 35,
            icon: "attack_4",
            rarity: "epic"
        },
        5: {
            name: "力量训练 V",
            description: "攻击力 +50",
            buffType: BuffAttr.ATK,
            value: 50,
            icon: "attack_5",
            rarity: "legendary"
        }
    },

    // 生命值强化选项
    [EnhancementType.HEALTH]: {
        1: {
            name: "体质增强 I",
            description: "生命值 +10",
            buffType: BuffAttr.HP,
            value: 10,
            icon: "health_1",
            rarity: "common"
        },
        2: {
            name: "体质增强 II",
            description: "生命值 +25",
            buffType: BuffAttr.HP,
            value: 25,
            icon: "health_2",
            rarity: "uncommon"
        },
        3: {
            name: "体质增强 III",
            description: "生命值 +40",
            buffType: BuffAttr.HP,
            value: 40,
            icon: "health_3",
            rarity: "rare"
        },
        4: {
            name: "体质增强 IV",
            description: "生命值 +65",
            buffType: BuffAttr.HP,
            value: 65,
            icon: "health_4",
            rarity: "epic"
        },
        5: {
            name: "体质增强 V",
            description: "生命值 +100",
            buffType: BuffAttr.HP,
            value: 100,
            icon: "health_5",
            rarity: "legendary"
        }
    },

    // 攻击速度强化选项
    [EnhancementType.ATTACK_SPEED]: {
        1: {
            name: "快速出手 I",
            description: "攻击速度 +8%",
            buffType: BuffAttr.ATK_CD,
            value: -8, // 负值表示减少CD，即提升攻击速度
            icon: "speed_1",
            rarity: "common"
        },
        2: {
            name: "快速出手 II",
            description: "攻击速度 +15%",
            buffType: BuffAttr.ATK_CD,
            value: -15,
            icon: "speed_2",
            rarity: "uncommon"
        },
        3: {
            name: "快速出手 III",
            description: "攻击速度 +25%",
            buffType: BuffAttr.ATK_CD,
            value: -25,
            icon: "speed_3",
            rarity: "rare"
        },
        4: {
            name: "快速出手 IV",
            description: "攻击速度 +40%",
            buffType: BuffAttr.ATK_CD,
            value: -40,
            icon: "speed_4",
            rarity: "epic"
        },
        5: {
            name: "快速出手 V",
            description: "攻击速度 +60%",
            buffType: BuffAttr.ATK_CD,
            value: -60,
            icon: "speed_5",
            rarity: "legendary"
        }
    },
}

// 强化选项接口定义
export interface EnhancementOption {
    name: string;
    description: string;
    buffType: number;
    value: number;
    icon: string;
    rarity: string;
}

// 获取随机强化选项（基于玩家当前强化进度）
export function getEnhancement(playerProgress: PlayerEnhancementProgress, count: number = 3): EnhancementOption[] {
    const options: EnhancementOption[] = [];
    const enhancementTypes = Object.values(EnhancementType);
    
    // 随机选择强化类型
    const selectedTypes = [];
    const shuffledTypes = [...enhancementTypes];
    
    // 随机打乱数组
    for (let i = shuffledTypes.length - 1; i > 0; i--) {
        const j = Math.floor(Math.random() * (i + 1));
        [shuffledTypes[i], shuffledTypes[j]] = [shuffledTypes[j], shuffledTypes[i]];
    }
    
    // 选择指定数量的强化类型
    for (let i = 0; i < count && i < shuffledTypes.length; i++) {
        selectedTypes.push(shuffledTypes[i]);
    }
    
    // 为每个类型生成对应等级的选项
    selectedTypes.forEach(type => {
        const currentLevel = playerProgress[type] || 0;
        const nextLevel = Math.min(currentLevel + 1, 5); // 最大等级为5
        
        const option = EnhancementOptions[type]?.[nextLevel];
        if (option) {
            options.push(option);
        }
    });
    
    return options;
}

// 获取指定类型和等级的强化选项
export function getEnhancementOptionByTypeAndLevel(type: number, level: number): EnhancementOption | null {
    return EnhancementOptions[type]?.[level] || null;
}

// 获取所有可用的强化类型
export function getAllEnhancementTypes(): number[] {
    return Object.values(EnhancementType);
}

// 获取指定等级的所有强化选项
export function getEnhancementOptionsByLevel(level: number): EnhancementOption[] {
    const options: EnhancementOption[] = [];
    
    for (const type of Object.values(EnhancementType)) {
        const option = EnhancementOptions[type]?.[level];
        if (option) {
            options.push(option);
        }
    }
    
    return options;
}

// 更新玩家强化进度
export function updatePlayerEnhancementProgress(
    progress: PlayerEnhancementProgress, 
    type: number, 
    levelIncrease: number = 1
): PlayerEnhancementProgress {
    const newProgress = { ...progress };
    const currentLevel = newProgress[type] || 0;
    newProgress[type] = Math.min(currentLevel + levelIncrease, 5); // 最大等级为5
    return newProgress;
}

// 检查某个强化类型是否还能继续升级
export function canEnhancementUpgrade(progress: PlayerEnhancementProgress, type: number): boolean {
    const currentLevel = progress[type] || 0;
    return currentLevel < 5; // 最大等级为5
}

// 获取某个强化类型的下一级选项
export function getNextLevelOption(progress: PlayerEnhancementProgress, type: number): EnhancementOption | null {
    if (!canEnhancementUpgrade(progress, type)) {
        return null;
    }
    
    const currentLevel = progress[type] || 0;
    const nextLevel = currentLevel + 1;
    return getEnhancementOptionByTypeAndLevel(type, nextLevel);
}

// 获取可升级的强化选项（排除已满级的）
export function getUpgradeableEnhancementOptions(progress: PlayerEnhancementProgress, count: number = 3): EnhancementOption[] {
    const options: EnhancementOption[] = [];
    const enhancementTypes = Object.values(EnhancementType);
    
    // 筛选出可以升级的强化类型
    const upgradeableTypes = enhancementTypes.filter(type => canEnhancementUpgrade(progress, type));
    
    if (upgradeableTypes.length === 0) {
        return options; // 没有可升级的选项
    }
    
    // 随机打乱可升级的类型
    const shuffledTypes = [...upgradeableTypes];
    for (let i = shuffledTypes.length - 1; i > 0; i--) {
        const j = Math.floor(Math.random() * (i + 1));
        [shuffledTypes[i], shuffledTypes[j]] = [shuffledTypes[j], shuffledTypes[i]];
    }
    
    // 选择指定数量的强化类型
    const selectedTypes = shuffledTypes.slice(0, Math.min(count, shuffledTypes.length));
    
    // 为每个类型生成下一级选项
    selectedTypes.forEach(type => {
        const option = getNextLevelOption(progress, type);
        if (option) {
            options.push(option);
        }
    });
    
    return options;
}

// 获取玩家某个强化类型的当前等级
export function getEnhancementLevel(progress: PlayerEnhancementProgress, type: number): number {
    return progress[type] || 0;
}

// 获取玩家所有强化的总等级
export function getTotalEnhancementLevel(progress: PlayerEnhancementProgress): number {
    return Object.values(progress).reduce((total, level) => total + level, 0);
}