ant-design/components/notification/style/placement.ts

import type { CSSObject } from '@ant-design/cssinjs';
import { Keyframes } from '@ant-design/cssinjs';

import type { NotificationToken } from '.';
import type { GenerateStyle } from '../../theme/internal';

const genNotificationPlacementStyle: GenerateStyle<NotificationToken, CSSObject> = (token) => {
  const { componentCls, notificationMarginEdge, animationMaxHeight } = token;

  const noticeCls = `${componentCls}-notice`;

  const rightFadeIn = new Keyframes('antNotificationFadeIn', {
    '0%': {
      transform: `translate3d(100%, 0, 0)`,
      opacity: 0,
    },

    '100%': {
      transform: `translate3d(0, 0, 0)`,
      opacity: 1,
    },
  });

  const topFadeIn = new Keyframes('antNotificationTopFadeIn', {
    '0%': {
      top: -animationMaxHeight,
      opacity: 0,
    },

    '100%': {
      top: 0,
      opacity: 1,
    },
  });

  const bottomFadeIn = new Keyframes('antNotificationBottomFadeIn', {
    '0%': {
      bottom: token.calc(animationMaxHeight).mul(-1).equal(),
      opacity: 0,
    },

    '100%': {
      bottom: 0,
      opacity: 1,
    },
  });

  const leftFadeIn = new Keyframes('antNotificationLeftFadeIn', {
    '0%': {
      transform: `translate3d(-100%, 0, 0)`,
      opacity: 0,
    },

    '100%': {
      transform: `translate3d(0, 0, 0)`,
      opacity: 1,
    },
  });

  return {
    [componentCls]: {
      [`&${componentCls}-top, &${componentCls}-bottom`]: {
        marginInline: 0,
        [noticeCls]: {
          marginInline: 'auto auto',
        },
      },

      [`&${componentCls}-top`]: {
        [`${componentCls}-fade-enter${componentCls}-fade-enter-active, ${componentCls}-fade-appear${componentCls}-fade-appear-active`]:
          {
            animationName: topFadeIn,
          },
      },

      [`&${componentCls}-bottom`]: {
        [`${componentCls}-fade-enter${componentCls}-fade-enter-active, ${componentCls}-fade-appear${componentCls}-fade-appear-active`]:
          {
            animationName: bottomFadeIn,
          },
      },

      [`&${componentCls}-topRight, &${componentCls}-bottomRight`]: {
        [`${componentCls}-fade-enter${componentCls}-fade-enter-active, ${componentCls}-fade-appear${componentCls}-fade-appear-active`]:
          {
            animationName: rightFadeIn,
          },
      },

      [`&${componentCls}-topLeft, &${componentCls}-bottomLeft`]: {
        marginRight: {
          value: 0,
          _skip_check_: true,
        },
        marginLeft: {
          value: notificationMarginEdge,
          _skip_check_: true,
        },

        [noticeCls]: {
          marginInlineEnd: 'auto',
          marginInlineStart: 0,
        },

        [`${componentCls}-fade-enter${componentCls}-fade-enter-active, ${componentCls}-fade-appear${componentCls}-fade-appear-active`]:
          {
            animationName: leftFadeIn,
          },
      },
    },
  };
};

export default genNotificationPlacementStyle;