@import '@taiga-ui/core/styles/taiga-ui-local.less';

/**
 * @name Switch
 * @selector [tuiSwitch]
 *
 * @description
 * A stylized input type="checkbox" switch
 *
 * @attributes
 * data-size — size (default: 'm') ('s' | 'm')
 *
 * @vars
 * --t-checked-icon — checkmark icon
 *
 * @example
 * <input type="checkbox" tuiSwitch />
 *
 * @see-also
 * Checkbox, Radio
 */
[tuiSwitch] {
    .transition(~'background, box-shadow');

    inline-size: 3rem;
    block-size: 1.5rem;
    border-radius: 2rem;
    overflow: hidden;
    cursor: pointer;
    margin: 0;
    flex-shrink: 0;
    color: #fff !important;

    &[data-size='s'] {
        block-size: 1rem;
        inline-size: 2rem;

        &::before {
            inline-size: 1rem;
            transform: translateX(-1rem);
            mask-size: 0.75rem;
        }

        &::after {
            inline-size: 1rem;
            box-shadow: -2.625rem 0 0 0.5rem var(--tui-background-base);
            outline-width: 0.167rem;
            transform: scale(0.375);
        }

        &:checked::after {
            transform: scale(0.375) translateX(2.625rem);
        }
    }

    &:checked {
        &::before {
            transform: none;
        }

        &::after {
            transform: scale(0.33333) translateX(4.5rem);
        }
    }

    &:disabled._readonly {
        opacity: 1;
    }

    &::before,
    &::after {
        .transition(transform);

        content: '';
        position: absolute;
        block-size: 100%;
        inline-size: 1.5rem;
    }

    &::before {
        display: var(--t-checked-icon, none);
        background: currentColor;
        mask: var(--t-checked-icon) no-repeat center;
        mask-size: 1rem;
        transform: translateX(-1.5rem);
    }

    &::after {
        right: 0;
        border-radius: 100%;
        transform: scale(0.33333);
        box-shadow: -4.5rem 0 0 0.75rem var(--tui-background-base);
        outline: 0.375rem solid var(--tui-background-neutral-2-pressed);
        outline-offset: var(--t-checked-icon, 20rem);
    }

    &:invalid:not([data-mode]),
    &[data-mode~='invalid'] {
        color: #fff;
    }
}