import { tokens } from '@fluentui/react-theme';
import { DATA_POSITIONING_PLACEMENT } from './constants';
/**
 * Creates animation styles so that positioned elements slide in from the main axis
 * @param mainAxis - distance than the element sides for
 * @returns Griffel styles to spread to a slot
 */ export function createSlideStyles(mainAxis) {
    const fadeIn = {
        from: {
            opacity: 0
        },
        to: {
            opacity: 1
        }
    };
    const slideDistanceVarX = '--fui-positioning-slide-distance-x';
    const slideDistanceVarY = '--fui-positioning-slide-distance-y';
    return {
        animationComposition: 'accumulate',
        animationDuration: tokens.durationSlower,
        animationTimingFunction: tokens.curveDecelerateMid,
        [slideDistanceVarX]: `0px`,
        [slideDistanceVarY]: `${mainAxis}px`,
        [`&[${DATA_POSITIONING_PLACEMENT}^=right]`]: {
            [slideDistanceVarX]: `-${mainAxis}px`,
            [slideDistanceVarY]: '0px'
        },
        [`&[${DATA_POSITIONING_PLACEMENT}^=bottom]`]: {
            [slideDistanceVarX]: '0px',
            [slideDistanceVarY]: `-${mainAxis}px`
        },
        [`&[${DATA_POSITIONING_PLACEMENT}^=left]`]: {
            [slideDistanceVarX]: `${mainAxis}px`,
            [slideDistanceVarY]: '0px'
        },
        animationName: [
            fadeIn,
            {
                from: {
                    transform: `translate(var(${slideDistanceVarX}), var(${slideDistanceVarY}))`
                },
                to: {}
            }
        ],
        // Note: at-rules have more specificity in Griffel
        '@media(prefers-reduced-motion)': {
            [`&[${DATA_POSITIONING_PLACEMENT}]`]: {
                animationDuration: '1ms',
                animationName: fadeIn
            }
        },
        // Tested in Firefox 79
        '@supports not (animation-composition: accumulate)': {
            [`&[${DATA_POSITIONING_PLACEMENT}]`]: {
                animationName: fadeIn
            }
        }
    };
}