126 lines
4.8 KiB
JavaScript
126 lines
4.8 KiB
JavaScript
'use client';
|
|
import * as React from 'react';
|
|
import { getIntrinsicElementProps, slot, useMergedRefs } from '@fluentui/react-utilities';
|
|
import { useFocusWithin } from '@fluentui/react-tabster';
|
|
import { useRatingItemContextValue_unstable } from '../../contexts/RatingItemContext';
|
|
const defaultItemLabel = (num)=>num + '';
|
|
/**
|
|
* Create the state required to render RatingItem.
|
|
*
|
|
* The returned state can be modified with hooks such as useRatingItemStyles_unstable,
|
|
* before being passed to renderRatingItem_unstable.
|
|
*
|
|
* @param props - props from this instance of RatingItem
|
|
* @param ref - reference to root HTMLElement of RatingItem
|
|
*/ export const useRatingItem_unstable = (props, ref)=>{
|
|
const context = useRatingItemContextValue_unstable();
|
|
const state = useRatingItemBase_unstable(props, ref);
|
|
return {
|
|
...state,
|
|
color: context.color,
|
|
size: context.size
|
|
};
|
|
};
|
|
/**
|
|
* Base hook for RatingItem component. Manages state related to fill width calculation,
|
|
* radio input slots (for ARIA rating interaction), icon slots, and interactive mode —
|
|
* without design props (color, size from context).
|
|
*
|
|
* @param props - props from this instance of RatingItem
|
|
* @param ref - reference to root HTMLElement of RatingItem
|
|
*/ export const useRatingItemBase_unstable = (props, ref)=>{
|
|
const context = useRatingItemContextValue_unstable();
|
|
const { value = 0 } = props;
|
|
const { itemLabel = defaultItemLabel, iconFilled: IconFilled, iconOutline: IconOutline } = context;
|
|
const ratingValue = Math.round((context.value || 0) * 2) / 2; // round to the nearest 0.5
|
|
var _context_hoveredValue;
|
|
const displayedRatingValue = (_context_hoveredValue = context.hoveredValue) !== null && _context_hoveredValue !== void 0 ? _context_hoveredValue : ratingValue;
|
|
const appearance = context.interactive ? 'outline' : 'filled';
|
|
let iconFillWidth;
|
|
if (context.compact || displayedRatingValue >= value) {
|
|
iconFillWidth = 1;
|
|
} else if (displayedRatingValue >= value - 0.5) {
|
|
iconFillWidth = 0.5;
|
|
} else {
|
|
iconFillWidth = 0;
|
|
}
|
|
const root = slot.always(getIntrinsicElementProps('span', {
|
|
ref: useMergedRefs(useFocusWithin(), ref),
|
|
...props
|
|
}), {
|
|
elementType: 'span'
|
|
});
|
|
let unselectedIcon;
|
|
if (iconFillWidth < 1) {
|
|
unselectedIcon = slot.always(props.unselectedIcon, {
|
|
defaultProps: {
|
|
children: appearance === 'filled' ? /*#__PURE__*/ React.createElement(IconFilled, null) : /*#__PURE__*/ React.createElement(IconOutline, null),
|
|
'aria-hidden': true
|
|
},
|
|
elementType: 'div'
|
|
});
|
|
}
|
|
let selectedIcon;
|
|
if (iconFillWidth > 0) {
|
|
selectedIcon = slot.always(props.selectedIcon, {
|
|
defaultProps: {
|
|
children: /*#__PURE__*/ React.createElement(IconFilled, null),
|
|
'aria-hidden': true
|
|
},
|
|
elementType: 'div'
|
|
});
|
|
}
|
|
let halfValueInput;
|
|
if (context.interactive && context.step === 0.5) {
|
|
halfValueInput = slot.always(props.halfValueInput, {
|
|
defaultProps: {
|
|
type: 'radio',
|
|
name: context.name,
|
|
value: value - 0.5,
|
|
checked: ratingValue === value - 0.5,
|
|
'aria-label': itemLabel(value - 0.5),
|
|
onChange: ()=>{
|
|
// This empty onChange handler silences an incorrect React warning about not using onChange for a controlled input.
|
|
// The parent Rating component has the real onChange handler to listen to change events from this input.
|
|
}
|
|
},
|
|
elementType: 'input'
|
|
});
|
|
}
|
|
let fullValueInput;
|
|
if (context.interactive) {
|
|
fullValueInput = slot.always(props.fullValueInput, {
|
|
defaultProps: {
|
|
type: 'radio',
|
|
name: context.name,
|
|
value,
|
|
checked: ratingValue === value,
|
|
'aria-label': itemLabel(value),
|
|
onChange: ()=>{
|
|
// This empty onChange handler silences an incorrect React warning about not using onChange for a controlled input.
|
|
// The parent Rating component has the real onChange handler to listen to change events from this input.
|
|
}
|
|
},
|
|
elementType: 'input'
|
|
});
|
|
}
|
|
return {
|
|
appearance,
|
|
step: context.step,
|
|
iconFillWidth,
|
|
value,
|
|
components: {
|
|
root: 'span',
|
|
selectedIcon: 'div',
|
|
unselectedIcon: 'div',
|
|
halfValueInput: 'input',
|
|
fullValueInput: 'input'
|
|
},
|
|
root,
|
|
selectedIcon,
|
|
unselectedIcon,
|
|
halfValueInput,
|
|
fullValueInput
|
|
};
|
|
};
|