import type { CSSObject } from '@ant-design/cssinjs';
import { TinyColor } from '@ctrl/tinycolor';
import type { FullToken, GenerateStyle } from '../../theme/internal';
import { genComponentStyleHook, mergeToken } from '../../theme/internal';
import genBorderedStyle from './bordered';
import genEllipsisStyle from './ellipsis';
import genEmptyStyle from './empty';
import genExpandStyle from './expand';
import genFilterStyle from './filter';
import genFixedStyle from './fixed';
import genPaginationStyle from './pagination';
import genRadiusStyle from './radius';
import genRtlStyle from './rtl';
import genSelectionStyle from './selection';
import genSizeStyle from './size';
import genSorterStyle from './sorter';
import genStickyStyle from './sticky';
import genSummaryStyle from './summary';
import { clearFix, resetComponent } from '../../style';

export interface ComponentToken {}

export interface TableToken extends FullToken<'Table'> {
  tableFontSize: number;
  tableBg: string;
  tableRadius: number;
  tablePaddingHorizontal: number;
  tablePaddingVertical: number;
  tablePaddingHorizontalMiddle: number;
  tablePaddingVerticalMiddle: number;
  tablePaddingHorizontalSmall: number;
  tablePaddingVerticalSmall: number;
  tableBorderColor: string;
  tableHeaderTextColor: string;
  tableHeaderBg: string;
  tableFooterTextColor: string;
  tableFooterBg: string;
  tableHeaderCellSplitColor: string;
  tableHeaderSortBg: string;
  tableHeaderSortHoverBg: string;
  tableHeaderIconColor: string;
  tableHeaderIconColorHover: string;
  tableBodySortBg: string;
  tableFixedHeaderSortActiveBg: string;
  tableHeaderFilterActiveBg: string;
  tableFilterDropdownBg: string;
  tableFilterDropdownHeight: number;
  tableRowHoverBg: string;
  tableSelectedRowBg: string;
  tableSelectedRowHoverBg: string;

  tableFontSizeMiddle: number;
  tableFontSizeSmall: number;
  tableSelectionColumnWidth: number;
  tableExpandIconBg: string;
  tableExpandColumnWidth: number;
  tableExpandedRowBg: string;
  tableFilterDropdownWidth: number;
  tableFilterDropdownSearchWidth: number;

  // Z-Index
  zIndexTableFixed: number;
  zIndexTableSticky: number;

  // Virtual Scroll Bar
  tableScrollThumbSize: number;
  tableScrollThumbBg: string;
  tableScrollThumbBgHover: string;
  tableScrollBg: string;
}

const genTableStyle: GenerateStyle<TableToken, CSSObject> = (token) => {
  const {
    componentCls,
    fontWeightStrong,
    tablePaddingVertical,
    tablePaddingHorizontal,
    lineWidth,
    lineType,
    tableBorderColor,
    tableFontSize,
    tableBg,
    tableRadius,
    tableHeaderTextColor,
    motionDurationMid,
    tableHeaderBg,
    tableHeaderCellSplitColor,
    tableRowHoverBg,
    tableSelectedRowBg,
    tableSelectedRowHoverBg,
    tableFooterTextColor,
    tableFooterBg,
    paddingContentVerticalLG,
    wireframe,
  } = token;
  const tableBorder = `${lineWidth}px ${lineType} ${tableBorderColor}`;
  return {
    [`${componentCls}-wrapper`]: {
      clear: 'both',
      maxWidth: '100%',
      ...clearFix(),

      [componentCls]: {
        ...resetComponent(token),
        fontSize: tableFontSize,
        background: tableBg,
        borderRadius: `${tableRadius}px ${tableRadius}px 0 0`,
      },
      // https://github.com/ant-design/ant-design/issues/17611
      table: {
        width: '100%',
        textAlign: 'start',
        borderRadius: `${tableRadius}px ${tableRadius}px 0 0`,
        borderCollapse: 'separate',
        borderSpacing: 0,
      },

      // ============================= Cell =============================
      [`
          ${componentCls}-thead > tr > th,
          ${componentCls}-tbody > tr > td,
          tfoot > tr > th,
          tfoot > tr > td
        `]: {
        position: 'relative',
        padding: `${paddingContentVerticalLG}px ${tablePaddingHorizontal}px`,
        overflowWrap: 'break-word',
      },

      // ============================ Title =============================
      [`${componentCls}-title`]: {
        padding: `${tablePaddingVertical}px ${tablePaddingHorizontal}px`,
      },

      // ============================ Header ============================
      [`${componentCls}-thead`]: {
        [`
          > tr > th,
          > tr > td
        `]: {
          position: 'relative',
          color: tableHeaderTextColor,
          fontWeight: fontWeightStrong,
          textAlign: 'start',
          background: tableHeaderBg,
          borderBottom: tableBorder,
          transition: `background ${motionDurationMid} ease`,

          "&[colspan]:not([colspan='1'])": {
            textAlign: 'center',
          },

          [`&:not(:last-child):not(${componentCls}-selection-column):not(${componentCls}-row-expand-icon-cell):not([colspan])::before`]:
            {
              position: 'absolute',
              top: '50%',
              insetInlineEnd: 0,
              width: 1,
              height: '1.6em',
              backgroundColor: tableHeaderCellSplitColor,
              transform: 'translateY(-50%)',
              transition: `background-color ${motionDurationMid}`,
              content: '""',
            },
        },

        '> tr:not(:last-child) > th[colspan]': {
          borderBottom: 0,
        },
      },

      // ============================ Body ============================
      // Borderless Table has unique hover style, which would be implemented with `borderTop`.
      [`${componentCls}:not(${componentCls}-bordered)`]: {
        [`${componentCls}-tbody`]: {
          '> tr': {
            '> td': {
              borderTop: tableBorder,
              borderBottom: 'transparent',
            },

            '&:last-child > td': {
              borderBottom: tableBorder,
            },

            [`&:first-child > td,
              &${componentCls}-measure-row + tr > td`]: {
              borderTop: 'none',
              borderTopColor: 'transparent',
            },
          },
        },
      },

      // Bordered Table remains simple `borderBottom`.
      // Ref issue: https://github.com/ant-design/ant-design/issues/38724
      [`${componentCls}${componentCls}-bordered`]: {
        [`${componentCls}-tbody`]: {
          '> tr': {
            '> td': {
              borderBottom: tableBorder,
            },
          },
        },
      },

      [`${componentCls}-tbody`]: {
        '> tr': {
          '> td': {
            transition: `background ${motionDurationMid}, border-color ${motionDurationMid}`,

            // ========================= Nest Table ===========================
            [`
              > ${componentCls}-wrapper:only-child,
              > ${componentCls}-expanded-row-fixed > ${componentCls}-wrapper:only-child
            `]: {
              [componentCls]: {
                marginBlock: `-${tablePaddingVertical}px`,
                marginInline: `${
                  token.tableExpandColumnWidth - tablePaddingHorizontal
                }px -${tablePaddingHorizontal}px`,
                [`${componentCls}-tbody > tr:last-child > td`]: {
                  borderBottom: 0,
                  '&:first-child, &:last-child': {
                    borderRadius: 0,
                  },
                },
              },
            },
          },

          [`
            &${componentCls}-row:hover > td,
            > td${componentCls}-cell-row-hover
          `]: {
            background: tableRowHoverBg,
          },

          [`&${componentCls}-row-selected`]: {
            '> td': {
              background: tableSelectedRowBg,
            },

            '&:hover > td': {
              background: tableSelectedRowHoverBg,
            },
          },
        },
      },

      [`${componentCls}:not(${componentCls}-bordered) ${componentCls}-tbody > tr`]: wireframe
        ? undefined
        : {
            [`&${componentCls}-row:hover, &${componentCls}-row${componentCls}-row-selected`]: {
              [`+ tr${componentCls}-row > td`]: {
                borderTopColor: 'transparent',
              },
            },

            [`&${componentCls}-row:last-child:hover > td,
          &${componentCls}-row${componentCls}-row-selected:last-child > td`]: {
              borderBottomColor: 'transparent',
            },

            [`
          &${componentCls}-row:hover > td,
          > td${componentCls}-cell-row-hover,
          &${componentCls}-row${componentCls}-row-selected > td
        `]: {
              borderTopColor: 'transparent',

              '&:first-child': {
                borderStartStartRadius: tableRadius,
                borderEndStartRadius: tableRadius,
              },

              '&:last-child': {
                borderStartEndRadius: tableRadius,
                borderEndEndRadius: tableRadius,
              },
            },
          },

      // ============================ Footer ============================
      [`${componentCls}-footer`]: {
        padding: `${tablePaddingVertical}px ${tablePaddingHorizontal}px`,
        color: tableFooterTextColor,
        background: tableFooterBg,
      },
    },
  };
};

// ============================== Export ==============================
export default genComponentStyleHook('Table', (token) => {
  const {
    controlItemBgActive,
    controlItemBgActiveHover,
    colorTextPlaceholder,
    colorTextHeading,
    colorSplit,
    colorBorderSecondary,
    fontSize,
    padding,
    paddingXS,
    paddingSM,
    controlHeight,
    colorFillAlter,
    colorIcon,
    colorIconHover,
    opacityLoading,
    colorBgContainer,
    borderRadiusLG,
    colorFillContent,
    colorFillSecondary,
    controlInteractiveSize: checkboxSize,
  } = token;

  const baseColorAction = new TinyColor(colorIcon);
  const baseColorActionHover = new TinyColor(colorIconHover);

  const tableSelectedRowBg = controlItemBgActive;
  const zIndexTableFixed: number = 2;

  const colorFillSecondarySolid = new TinyColor(colorFillSecondary)
    .onBackground(colorBgContainer)
    .toHexString();
  const colorFillContentSolid = new TinyColor(colorFillContent)
    .onBackground(colorBgContainer)
    .toHexString();

  const colorFillAlterSolid = new TinyColor(colorFillAlter)
    .onBackground(colorBgContainer)
    .toHexString();

  const tableToken = mergeToken<TableToken>(token, {
    tableFontSize: fontSize,
    tableBg: colorBgContainer,
    tableRadius: borderRadiusLG,

    tablePaddingVertical: padding,
    tablePaddingHorizontal: padding,
    tablePaddingVerticalMiddle: paddingSM,
    tablePaddingHorizontalMiddle: paddingXS,
    tablePaddingVerticalSmall: paddingXS,
    tablePaddingHorizontalSmall: paddingXS,
    tableBorderColor: colorBorderSecondary,
    tableHeaderTextColor: colorTextHeading,
    tableHeaderBg: colorFillAlterSolid,
    tableFooterTextColor: colorTextHeading,
    tableFooterBg: colorFillAlterSolid,
    tableHeaderCellSplitColor: colorBorderSecondary,
    tableHeaderSortBg: colorFillSecondarySolid,
    tableHeaderSortHoverBg: colorFillContentSolid,
    tableHeaderIconColor: baseColorAction
      .clone()
      .setAlpha(baseColorAction.getAlpha() * opacityLoading)
      .toRgbString(),
    tableHeaderIconColorHover: baseColorActionHover
      .clone()
      .setAlpha(baseColorActionHover.getAlpha() * opacityLoading)
      .toRgbString(),
    tableBodySortBg: colorFillAlterSolid,
    tableFixedHeaderSortActiveBg: colorFillSecondarySolid,
    tableHeaderFilterActiveBg: colorFillContent,
    tableFilterDropdownBg: colorBgContainer,
    tableRowHoverBg: colorFillAlterSolid,
    tableSelectedRowBg,
    tableSelectedRowHoverBg: controlItemBgActiveHover,
    zIndexTableFixed,
    zIndexTableSticky: zIndexTableFixed + 1,
    tableFontSizeMiddle: fontSize,
    tableFontSizeSmall: fontSize,
    tableSelectionColumnWidth: controlHeight,
    tableExpandIconBg: colorBgContainer,
    tableExpandColumnWidth: checkboxSize + 2 * token.padding,
    tableExpandedRowBg: colorFillAlter,

    // Dropdown
    tableFilterDropdownWidth: 120,
    tableFilterDropdownHeight: 264,
    tableFilterDropdownSearchWidth: 140,

    // Virtual Scroll Bar
    tableScrollThumbSize: 8, // Mac scroll bar size
    tableScrollThumbBg: colorTextPlaceholder,
    tableScrollThumbBgHover: colorTextHeading,
    tableScrollBg: colorSplit,
  });

  return [
    genTableStyle(tableToken),
    genPaginationStyle(tableToken),
    genSummaryStyle(tableToken),
    genSorterStyle(tableToken),
    genFilterStyle(tableToken),
    genBorderedStyle(tableToken),
    genRadiusStyle(tableToken),
    genExpandStyle(tableToken),
    genSummaryStyle(tableToken),
    genEmptyStyle(tableToken),
    genSelectionStyle(tableToken),
    genFixedStyle(tableToken),
    genStickyStyle(tableToken),
    genEllipsisStyle(tableToken),
    genSizeStyle(tableToken),
    genRtlStyle(tableToken),
  ];
});