'use client';
import * as React from 'react';
import { getIntrinsicElementProps, isHTMLElement, mergeCallbacks, slot, useControllableState, useId } from '@fluentui/react-utilities';
import { RatingItem } from '../../RatingItem';
import { StarFilled, StarRegular } from '@fluentui/react-icons';
/**
 * Create the state required to render Rating.
 *
 * The returned state can be modified with hooks such as useRatingStyles_unstable,
 * before being passed to renderRating_unstable.
 *
 * @param props - props from this instance of Rating
 * @param ref - reference to root HTMLElement of Rating
 */ export const useRating_unstable = (props, ref)=>{
    const { color = 'neutral', size = 'extra-large', iconFilled = StarFilled, iconOutline = StarRegular, ...baseProps } = props;
    const state = useRatingBase_unstable({
        iconFilled,
        iconOutline,
        ...baseProps
    }, ref);
    return {
        ...state,
        color,
        size
    };
};
/**
 * Base hook for Rating component. Manages state related to controlled/uncontrolled
 * rating value, hover state, radiogroup ARIA role, and keyboard/mouse interaction —
 * without design props (color, size).
 *
 * @param props - props from this instance of Rating (without color, size)
 * @param ref - reference to root HTMLElement of Rating
 */ export const useRatingBase_unstable = (props, ref)=>{
    const generatedName = useId('rating-');
    const { iconFilled = 'span', iconOutline = 'span', max = 5, name = generatedName, onChange, step = 1, itemLabel } = props;
    const [value, setValue] = useControllableState({
        state: props.value,
        defaultState: props.defaultValue,
        initialState: 0
    });
    const isRatingRadioItem = (target)=>isHTMLElement(target, {
            constructorName: 'HTMLInputElement'
        }) && target.type === 'radio' && target.name === name;
    const [hoveredValue, setHoveredValue] = React.useState(undefined);
    // Generate the child RatingItems and memoize them to prevent unnecessary re-rendering
    const rootChildren = React.useMemo(()=>{
        return Array.from(Array(max), (_, i)=>/*#__PURE__*/ React.createElement(RatingItem, {
                value: i + 1,
                key: i + 1
            }));
    }, [
        max
    ]);
    const state = {
        iconFilled,
        iconOutline,
        name,
        step,
        itemLabel,
        value,
        hoveredValue,
        components: {
            root: 'div'
        },
        root: slot.always(getIntrinsicElementProps('div', {
            ref,
            children: rootChildren,
            role: 'radiogroup',
            ...props
        }, [
            'onChange'
        ]), {
            elementType: 'div'
        })
    };
    state.root.onChange = (ev)=>{
        if (isRatingRadioItem(ev.target)) {
            const newValue = parseFloat(ev.target.value);
            if (!isNaN(newValue)) {
                setValue(newValue);
                onChange === null || onChange === void 0 ? void 0 : onChange(ev, {
                    type: 'change',
                    event: ev,
                    value: newValue
                });
            }
        }
    };
    state.root.onMouseOver = mergeCallbacks(props.onMouseOver, (ev)=>{
        if (isRatingRadioItem(ev.target)) {
            const newValue = parseFloat(ev.target.value);
            if (!isNaN(newValue)) {
                setHoveredValue(newValue);
            }
        }
    });
    state.root.onMouseLeave = mergeCallbacks(props.onMouseLeave, (ev)=>{
        setHoveredValue(undefined);
    });
    return state;
};