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import { generate } from '@ant-design/colors';
import { FastColor } from '@ant-design/fast-color';
import canUseDom from 'rc-util/lib/Dom/canUseDom';
import { updateCSS } from 'rc-util/lib/Dom/dynamicCSS';
import warning from '../_util/warning';
import type { Theme } from './context';
const dynamicStyleMark = `-ant-${Date.now()}-${Math.random()}`;
export function getStyle(globalPrefixCls: string, theme: Theme) {
const variables: Record<string, string> = {};
const formatColor = (color: FastColor, updater?: (cloneColor: FastColor) => FastColor) => {
let clone = color.clone();
clone = updater?.(clone) || clone;
return clone.toRgbString();
};
const fillColor = (colorVal: string, type: string) => {
const baseColor = new FastColor(colorVal);
const colorPalettes = generate(baseColor.toRgbString());
variables[`${type}-color`] = formatColor(baseColor);
variables[`${type}-color-disabled`] = colorPalettes[1];
variables[`${type}-color-hover`] = colorPalettes[4];
variables[`${type}-color-active`] = colorPalettes[6];
variables[`${type}-color-outline`] = baseColor.clone().setA(0.2).toRgbString();
variables[`${type}-color-deprecated-bg`] = colorPalettes[0];
variables[`${type}-color-deprecated-border`] = colorPalettes[2];
};
// ================ Primary Color ================
if (theme.primaryColor) {
fillColor(theme.primaryColor, 'primary');
const primaryColor = new FastColor(theme.primaryColor);
const primaryColors = generate(primaryColor.toRgbString());
// Legacy - We should use semantic naming standard
primaryColors.forEach((color, index) => {
variables[`primary-${index + 1}`] = color;
});
// Deprecated
variables['primary-color-deprecated-l-35'] = formatColor(primaryColor, (c) => c.lighten(35));
variables['primary-color-deprecated-l-20'] = formatColor(primaryColor, (c) => c.lighten(20));
variables['primary-color-deprecated-t-20'] = formatColor(primaryColor, (c) => c.tint(20));
variables['primary-color-deprecated-t-50'] = formatColor(primaryColor, (c) => c.tint(50));
variables['primary-color-deprecated-f-12'] = formatColor(primaryColor, (c) =>
c.setA(c.a * 0.12),
);
const primaryActiveColor = new FastColor(primaryColors[0]);
variables['primary-color-active-deprecated-f-30'] = formatColor(primaryActiveColor, (c) =>
c.setA(c.a * 0.3),
);
variables['primary-color-active-deprecated-d-02'] = formatColor(primaryActiveColor, (c) =>
c.darken(2),
);
}
// ================ Success Color ================
if (theme.successColor) {
fillColor(theme.successColor, 'success');
}
// ================ Warning Color ================
if (theme.warningColor) {
fillColor(theme.warningColor, 'warning');
}
// ================= Error Color =================
if (theme.errorColor) {
fillColor(theme.errorColor, 'error');
}
// ================= Info Color ==================
if (theme.infoColor) {
fillColor(theme.infoColor, 'info');
}
// Convert to css variables
const cssList = Object.keys(variables).map(
(key) => `--${globalPrefixCls}-${key}: ${variables[key]};`,
);
return `
:root {
${cssList.join('\n')}
}
`.trim();
}
export function registerTheme(globalPrefixCls: string, theme: Theme) {
const style = getStyle(globalPrefixCls, theme);
if (canUseDom()) {
updateCSS(style, `${dynamicStyleMark}-dynamic-theme`);
} else {
warning(false, 'ConfigProvider', 'SSR do not support dynamic theme with css variables.');
}
}
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