import { ecs } from "../../../../extensions/oops-plugin-framework/assets/libs/ecs/ECS";
import { Vec3 } from "cc";

/**
 * ==================== 技能数据组件 ====================
 * 
 * 用途：
 * - 存储单个技能的完整数据
 * - 包含技能配置、状态、目标等信息
 * - 可被技能系统读取和修改
 */
@ecs.register('SkillData')
export class SkillDataComp extends ecs.Comp {
    /** 技能唯一ID */
    skillId: number = 0;
    
    /** 技能名称 */
    name: string = "";
    
    /** 技能等级 */
    level: number = 1;
    
    /** 技能类型 */
    type: number = 0;
    
    /** 消耗MP */
    cost: number = 0;
    
    /** 冷却时间 */
    cooldown: number = 0;
    
    /** 当前冷却剩余时间 */
    currentCooldown: number = 0;
    
    /** 伤害值 */
    damage: number = 0;
    
    /** 技能范围 */
    range: number = 0;
    
    /** 施法时间 */
    castTime: number = 0;
    
    /** 技能描述 */
    description: string = "";
    
    /** 是否已解锁 */
    unlocked: boolean = false;
    
    /** 技能图标路径 */
    iconPath: string = "";
    
    /** 额外属性数据 */
    extraData: any = null;
    
    reset() {
        this.skillId = 0;
        this.name = "";
        this.level = 1;
        this.type = 0;
        this.cost = 0;
        this.cooldown = 0;
        this.currentCooldown = 0;
        this.damage = 0;
        this.range = 0;
        this.castTime = 0;
        this.description = "";
        this.unlocked = false;
        this.iconPath = "";
        this.extraData = null;
    }
    
    /**
     * 检查技能是否可以施放
     */
    canCast(currentMP: number): boolean {
        return this.unlocked && 
               this.currentCooldown <= 0 && 
               currentMP >= this.cost;
    }
    
    /**
     * 更新冷却时间
     */
    updateCooldown(deltaTime: number): void {
        if (this.currentCooldown > 0) {
            this.currentCooldown = Math.max(0, this.currentCooldown - deltaTime);
        }
    }
    
    /**
     * 重置冷却时间
     */
    resetCooldown(): void {
        this.currentCooldown = this.cooldown;
    }
    
    /**
     * 获取冷却进度 (0-1)
     */
    getCooldownProgress(): number {
        if (this.cooldown <= 0) return 1;
        return Math.max(0, 1 - (this.currentCooldown / this.cooldown));
    }
}