25 lines
1.1 KiB
JavaScript
25 lines
1.1 KiB
JavaScript
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import useMemo from "rc-util/es/hooks/useMemo";
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import isEqual from "rc-util/es/isEqual";
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import { defaultConfig } from '../../theme/internal';
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export default function useTheme(theme, parentTheme) {
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const themeConfig = theme || {};
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const parentThemeConfig = themeConfig.inherit === false || !parentTheme ? defaultConfig : parentTheme;
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return useMemo(() => {
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if (!theme) {
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return parentTheme;
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}
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// Override
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const mergedComponents = Object.assign({}, parentThemeConfig.components);
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Object.keys(theme.components || {}).forEach(componentName => {
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mergedComponents[componentName] = Object.assign(Object.assign({}, mergedComponents[componentName]), theme.components[componentName]);
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});
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// Base token
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return Object.assign(Object.assign(Object.assign({}, parentThemeConfig), themeConfig), {
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token: Object.assign(Object.assign({}, parentThemeConfig.token), themeConfig.token),
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components: mergedComponents
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});
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}, [themeConfig, parentThemeConfig], (prev, next) => prev.some((prevTheme, index) => {
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const nextTheme = next[index];
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return !isEqual(prevTheme, nextTheme, true);
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}));
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}
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