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function checkOverflow() {
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const swiper = this;
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const params = swiper.params;
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const wasLocked = swiper.isLocked;
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const lastSlidePosition = swiper.slides.length > 0 && (params.slidesOffsetBefore + (params.spaceBetween * (swiper.slides.length - 1)) + ((swiper.slides[0]).offsetWidth) * swiper.slides.length);
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if (params.slidesOffsetBefore && params.slidesOffsetAfter && lastSlidePosition) {
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swiper.isLocked = lastSlidePosition <= swiper.size;
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} else {
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swiper.isLocked = swiper.snapGrid.length === 1;
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}
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swiper.allowSlideNext = !swiper.isLocked;
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swiper.allowSlidePrev = !swiper.isLocked;
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// events
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if (wasLocked !== swiper.isLocked) swiper.emit(swiper.isLocked ? 'lock' : 'unlock');
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if (wasLocked && wasLocked !== swiper.isLocked) {
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swiper.isEnd = false;
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if (swiper.navigation) swiper.navigation.update();
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}
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}
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export default { checkOverflow };
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