241 lines
9.3 KiB
JavaScript
241 lines
9.3 KiB
JavaScript
/* eslint-disable no-underscore-dangle */
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import styledEngineStyled, { internal_processStyles as processStyles } from '@mui/styled-engine';
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import { isPlainObject } from '@mui/utils/deepmerge';
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import capitalize from '@mui/utils/capitalize';
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import getDisplayName from '@mui/utils/getDisplayName';
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import createTheme from "../createTheme/index.js";
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import styleFunctionSx from "../styleFunctionSx/index.js";
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export const systemDefaultTheme = createTheme();
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// Update /system/styled/#api in case if this changes
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export function shouldForwardProp(prop) {
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return prop !== 'ownerState' && prop !== 'theme' && prop !== 'sx' && prop !== 'as';
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}
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function resolveTheme(themeId, theme, defaultTheme) {
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return isObjectEmpty(theme) ? defaultTheme : theme[themeId] || theme;
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}
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const PROCESSED_PROPS = Symbol('mui.processed_props');
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function attachTheme(props, themeId, defaultTheme) {
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if (PROCESSED_PROPS in props) {
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return props[PROCESSED_PROPS];
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}
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const processedProps = {
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...props,
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theme: resolveTheme(themeId, props.theme, defaultTheme)
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};
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props[PROCESSED_PROPS] = processedProps;
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processedProps[PROCESSED_PROPS] = processedProps;
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return processedProps;
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}
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function defaultOverridesResolver(slot) {
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if (!slot) {
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return null;
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}
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return (_props, styles) => styles[slot];
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}
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function processStyle(style, props) {
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const resolvedStyle = typeof style === 'function' ? style(props) : style;
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if (Array.isArray(resolvedStyle)) {
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return resolvedStyle.flatMap(subStyle => processStyle(subStyle, props));
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}
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if (Array.isArray(resolvedStyle?.variants)) {
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const {
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variants,
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...otherStyles
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} = resolvedStyle;
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let result = otherStyles;
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let mergedState; // We might not need it, initalized lazily
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/* eslint-disable no-labels */
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variantLoop: for (let i = 0; i < variants.length; i += 1) {
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const variant = variants[i];
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if (typeof variant.props === 'function') {
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mergedState ?? (mergedState = {
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...props,
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...props.ownerState,
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ownerState: props.ownerState
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});
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if (!variant.props(mergedState)) {
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continue;
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}
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} else {
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for (const key in variant.props) {
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if (props[key] !== variant.props[key] && props.ownerState?.[key] !== variant.props[key]) {
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continue variantLoop;
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}
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}
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}
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if (!Array.isArray(result)) {
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result = [result];
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}
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if (typeof variant.style === 'function') {
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mergedState ?? (mergedState = {
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...props,
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...props.ownerState,
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ownerState: props.ownerState
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});
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result.push(variant.style(mergedState));
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} else {
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result.push(variant.style);
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}
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}
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/* eslint-enable no-labels */
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return result;
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}
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return resolvedStyle;
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}
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export default function createStyled(input = {}) {
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const {
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themeId,
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defaultTheme = systemDefaultTheme,
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rootShouldForwardProp = shouldForwardProp,
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slotShouldForwardProp = shouldForwardProp
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} = input;
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const systemSx = props => {
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return styleFunctionSx(attachTheme(props, themeId, defaultTheme));
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};
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systemSx.__mui_systemSx = true;
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const styled = (tag, inputOptions = {}) => {
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// Filter out the `sx` style function from the previous styled component to prevent unnecessary styles generated by the composite components.
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processStyles(tag, styles => styles.filter(style => !style?.__mui_systemSx));
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const {
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name: componentName,
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slot: componentSlot,
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skipVariantsResolver: inputSkipVariantsResolver,
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skipSx: inputSkipSx,
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// TODO v6: remove `lowercaseFirstLetter()` in the next major release
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// For more details: https://github.com/mui/material-ui/pull/37908
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overridesResolver = defaultOverridesResolver(lowercaseFirstLetter(componentSlot)),
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...options
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} = inputOptions;
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// if skipVariantsResolver option is defined, take the value, otherwise, true for root and false for other slots.
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const skipVariantsResolver = inputSkipVariantsResolver !== undefined ? inputSkipVariantsResolver :
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// TODO v6: remove `Root` in the next major release
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// For more details: https://github.com/mui/material-ui/pull/37908
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componentSlot && componentSlot !== 'Root' && componentSlot !== 'root' || false;
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const skipSx = inputSkipSx || false;
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let label;
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if (process.env.NODE_ENV !== 'production') {
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if (componentName) {
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// TODO v6: remove `lowercaseFirstLetter()` in the next major release
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// For more details: https://github.com/mui/material-ui/pull/37908
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label = `${componentName}-${lowercaseFirstLetter(componentSlot || 'Root')}`;
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}
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}
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let shouldForwardPropOption = shouldForwardProp;
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// TODO v6: remove `Root` in the next major release
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// For more details: https://github.com/mui/material-ui/pull/37908
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if (componentSlot === 'Root' || componentSlot === 'root') {
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shouldForwardPropOption = rootShouldForwardProp;
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} else if (componentSlot) {
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// any other slot specified
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shouldForwardPropOption = slotShouldForwardProp;
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} else if (isStringTag(tag)) {
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// for string (html) tag, preserve the behavior in emotion & styled-components.
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shouldForwardPropOption = undefined;
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}
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const defaultStyledResolver = styledEngineStyled(tag, {
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shouldForwardProp: shouldForwardPropOption,
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label,
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...options
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});
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const transformStyleArg = style => {
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// On the server Emotion doesn't use React.forwardRef for creating components, so the created
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// component stays as a function. This condition makes sure that we do not interpolate functions
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// which are basically components used as a selectors.
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if (typeof style === 'function' && style.__emotion_real !== style || isPlainObject(style)) {
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return props => processStyle(style, attachTheme(props, themeId, defaultTheme));
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}
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return style;
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};
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const muiStyledResolver = (style, ...expressions) => {
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let transformedStyle = transformStyleArg(style);
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const expressionsWithDefaultTheme = expressions ? expressions.map(transformStyleArg) : [];
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if (componentName && overridesResolver) {
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expressionsWithDefaultTheme.push(props => {
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const theme = resolveTheme(themeId, props.theme, defaultTheme);
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if (!theme.components || !theme.components[componentName] || !theme.components[componentName].styleOverrides) {
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return null;
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}
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const styleOverrides = theme.components[componentName].styleOverrides;
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const resolvedStyleOverrides = {};
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const propsWithTheme = attachTheme(props, themeId, defaultTheme);
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// TODO: v7 remove iteration and use `resolveStyleArg(styleOverrides[slot])` directly
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// eslint-disable-next-line guard-for-in
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for (const slotKey in styleOverrides) {
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resolvedStyleOverrides[slotKey] = processStyle(styleOverrides[slotKey], propsWithTheme);
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}
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return overridesResolver(props, resolvedStyleOverrides);
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});
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}
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if (componentName && !skipVariantsResolver) {
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expressionsWithDefaultTheme.push(props => {
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const theme = resolveTheme(themeId, props.theme, defaultTheme);
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const themeVariants = theme?.components?.[componentName]?.variants;
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if (!themeVariants) {
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return null;
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}
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return processStyle({
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variants: themeVariants
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}, attachTheme(props, themeId, defaultTheme));
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});
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}
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if (!skipSx) {
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expressionsWithDefaultTheme.push(systemSx);
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}
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const numOfCustomFnsApplied = expressionsWithDefaultTheme.length - expressions.length;
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if (Array.isArray(style) && numOfCustomFnsApplied > 0) {
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const placeholders = new Array(numOfCustomFnsApplied).fill('');
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// If the type is array, than we need to add placeholders in the template for the overrides, variants and the sx styles.
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transformedStyle = [...style, ...placeholders];
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transformedStyle.raw = [...style.raw, ...placeholders];
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}
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const Component = defaultStyledResolver(transformedStyle, ...expressionsWithDefaultTheme);
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if (process.env.NODE_ENV !== 'production') {
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let displayName;
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if (componentName) {
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displayName = `${componentName}${capitalize(componentSlot || '')}`;
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}
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if (displayName === undefined) {
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displayName = `Styled(${getDisplayName(tag)})`;
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}
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Component.displayName = displayName;
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}
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if (tag.muiName) {
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Component.muiName = tag.muiName;
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}
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return Component;
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};
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if (defaultStyledResolver.withConfig) {
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muiStyledResolver.withConfig = defaultStyledResolver.withConfig;
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}
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return muiStyledResolver;
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};
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return styled;
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}
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function isObjectEmpty(object) {
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// eslint-disable-next-line
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for (const _ in object) {
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return false;
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}
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return true;
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}
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// https://github.com/emotion-js/emotion/blob/26ded6109fcd8ca9875cc2ce4564fee678a3f3c5/packages/styled/src/utils.js#L40
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function isStringTag(tag) {
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return typeof tag === 'string' &&
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// 96 is one less than the char code
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// for "a" so this is checking that
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// it's a lowercase character
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tag.charCodeAt(0) > 96;
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}
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function lowercaseFirstLetter(string) {
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if (!string) {
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return string;
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}
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return string.charAt(0).toLowerCase() + string.slice(1);
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} |