text: import Utils from '../../../utils/utils';
  
  export default function () {
    const swiper = this;
    const {
      activeIndex, initialized, loopedSlides = 0, params,
    } = swiper;
    const breakpoints = params.breakpoints;
    if (!breakpoints || (breakpoints && Object.keys(breakpoints).length === 0)) return;
    // Set breakpoint for window width and update parameters
    const breakpoint = swiper.getBreakpoint(breakpoints);
    if (breakpoint && swiper.currentBreakpoint !== breakpoint) {
      const breakPointsParams = breakpoint in breakpoints ? breakpoints[breakpoint] : swiper.originalParams;
      const needsReLoop = params.loop && (breakPointsParams.slidesPerView !== params.slidesPerView);
  
      Utils.extend(swiper.params, breakPointsParams);
  
      Utils.extend(swiper, {
        allowTouchMove: swiper.params.allowTouchMove,
        allowSlideNext: swiper.params.allowSlideNext,
        allowSlidePrev: swiper.params.allowSlidePrev,
      });
  
      swiper.currentBreakpoint = breakpoint;
  
      if (needsReLoop && initialized) {
        swiper.loopDestroy();
        swiper.loopCreate();
        swiper.updateSlides();
        swiper.slideTo((activeIndex - loopedSlides) + swiper.loopedSlides, 0, false);
      }
      swiper.emit('breakpoint', breakPointsParams);
    }
  }
  