/**
 * MetonaToast Animations — 动画管理
 * @module animations
 * @version 0.2.0
 */

import { ANIMATIONS } from './constants.js';
import type { AnimationConfig, AnimationUtils } from './types.js';

// 动画缓存
const animationMap: Map<string, AnimationConfig> = new Map();

// 注册默认动画
Object.entries(ANIMATIONS).forEach(([name, config]) => {
  animationMap.set(name, {
    name,
    enter: config.enter,
    leave: config.leave,
    duration: config.duration,
    easing: config.easing,
  });
});

/**
 * 动画工具函数
 */
export const animationUtils: AnimationUtils = {
  register(name: string, config: Partial<AnimationConfig>): void {
    animationMap.set(name, {
      name,
      enter: config.enter || {},
      leave: config.leave || {},
      duration: config.duration || 300,
      easing: config.easing || 'cubic-bezier(0.4, 0, 0.2, 1)',
    });
  },

  unregister(name: string): void {
    animationMap.delete(name);
  },

  get(name: string): AnimationConfig | null {
    return animationMap.get(name) || null;
  },

  getAnimationNames(): string[] {
    return Array.from(animationMap.keys());
  },

  getActiveCount(): number {
    return animationMap.size;
  },

  cancelAll(): void {
    // CSS动画由浏览器原生管理，无需手动取消
  },

  reset(): void {
    animationMap.clear();
    Object.entries(ANIMATIONS).forEach(([name, config]) => {
      animationMap.set(name, {
        name,
        enter: config.enter,
        leave: config.leave,
        duration: config.duration,
        easing: config.easing,
      });
    });
  },

  destroy(): void {
    animationMap.clear();
  },
};

/**
 * 动画预设（占位，兼容旧API）
 */
export const animationPresets: Record<string, AnimationConfig> = {};

/**
 * 创建自定义动画配置
 */
export const createAnimation = (config: Partial<AnimationConfig>): AnimationConfig => ({
  enter: config.enter || {},
  leave: config.leave || {},
  duration: config.duration || 300,
  easing: config.easing || 'cubic-bezier(0.4, 0, 0.2, 1)',
});