// 动画工具类
export class AnimationUtils {
  // 页面加载动画
  static pageEnterAnimation() {
    const elements = document.querySelectorAll('.animate-on-load');
    elements.forEach((el, index) => {
      (el as HTMLElement).style.animationDelay = `${index * 0.1}s`;
      el.classList.add('animate-fade-in-up');
    });
  }

  // 表单项动画
  static formItemAnimation(element: HTMLElement, delay: number = 0) {
    setTimeout(() => {
      element.classList.add('animate-slide-in-left');
    }, delay);
  }

  // 按钮点击波纹效果
  static rippleEffect(event: MouseEvent) {
    const button = event.currentTarget as HTMLElement;
    const ripple = document.createElement('span');
    const rect = button.getBoundingClientRect();
    const size = Math.max(rect.width, rect.height);
    const x = event.clientX - rect.left - size / 2;
    const y = event.clientY - rect.top - size / 2;

    ripple.style.width = ripple.style.height = size + 'px';
    ripple.style.left = x + 'px';
    ripple.style.top = y + 'px';
    ripple.classList.add('ripple');

    button.appendChild(ripple);

    setTimeout(() => {
      ripple.remove();
    }, 600);
  }

  // 输入框聚焦动画
  static inputFocusAnimation(element: HTMLElement) {
    const parent = element.closest('.ant-form-item');
    if (parent) {
      parent.classList.add('input-focused');
    }
  }

  // 输入框失焦动画
  static inputBlurAnimation(element: HTMLElement) {
    const parent = element.closest('.ant-form-item');
    if (parent && !(element as HTMLInputElement).value) {
      parent.classList.remove('input-focused');
    }
  }

  // 错误提示动画
  static errorShakeAnimation(element: HTMLElement) {
    element.classList.add('animate-shake');
    setTimeout(() => {
      element.classList.remove('animate-shake');
    }, 500);
  }

  // 成功提示动画
  static successPulseAnimation(element: HTMLElement) {
    element.classList.add('animate-pulse-success');
    setTimeout(() => {
      element.classList.remove('animate-pulse-success');
    }, 1000);
  }
}

// Vue 3 组合式 API 动画钩子
export function useAnimations() {
  const onEnter = (el: Element, done: () => void) => {
    el.classList.add('animate-fade-in');
    setTimeout(done, 300);
  };

  const onLeave = (el: Element, done: () => void) => {
    el.classList.add('animate-fade-out');
    setTimeout(done, 300);
  };

  return {
    onEnter,
    onLeave
  };
}