import type { CSSObject } from '@ant-design/cssinjs';
import type { StepsToken } from '.';
import type { GenerateStyle } from '../../theme/internal';

const genStepsProgressStyle: GenerateStyle<StepsToken, CSSObject> = (token) => {
  const { antCls, componentCls } = token;

  return {
    [`&${componentCls}-with-progress`]: {
      [`${componentCls}-item`]: {
        paddingTop: token.paddingXXS,

        [`&-process ${componentCls}-item-container ${componentCls}-item-icon ${componentCls}-icon`]:
          {
            color: token.processIconColor,
          },
      },

      [`&${componentCls}-vertical > ${componentCls}-item `]: {
        paddingInlineStart: token.paddingXXS,
        [`> ${componentCls}-item-container > ${componentCls}-item-tail`]: {
          top: token.marginXXS,
          insetInlineStart: token
            .calc(token.iconSize)
            .div(2)
            .sub(token.lineWidth)
            .add(token.paddingXXS)
            .equal(),
        },
      },

      [`&, &${componentCls}-small`]: {
        [`&${componentCls}-horizontal ${componentCls}-item:first-child`]: {
          paddingBottom: token.paddingXXS,
          paddingInlineStart: token.paddingXXS,
        },
      },

      [`&${componentCls}-small${componentCls}-vertical > ${componentCls}-item > ${componentCls}-item-container > ${componentCls}-item-tail`]:
        {
          insetInlineStart: token
            .calc(token.iconSizeSM)
            .div(2)
            .sub(token.lineWidth)
            .add(token.paddingXXS)
            .equal(),
        },

      [`&${componentCls}-label-vertical`]: {
        [`${componentCls}-item ${componentCls}-item-tail`]: {
          top: token.calc(token.margin).sub(token.calc(token.lineWidth).mul(2).equal()).equal(),
        },
      },

      [`${componentCls}-item-icon`]: {
        position: 'relative',

        [`${antCls}-progress`]: {
          position: 'absolute',
          insetBlockStart: token
            .calc(
              token
                .calc(token.iconSize)
                .sub(token.stepsProgressSize)
                .sub(token.calc(token.lineWidth).mul(2).equal())
                .equal(),
            )
            .div(2)
            .equal(),
          insetInlineStart: token
            .calc(
              token
                .calc(token.iconSize)
                .sub(token.stepsProgressSize)
                .sub(token.calc(token.lineWidth).mul(2).equal())
                .equal(),
            )
            .div(2)
            .equal(),
        },
      },
    },
  };
};

export default genStepsProgressStyle;