1 | export default function addSlide(index, slides) {
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2 | const swiper = this;
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3 | const {
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4 | $wrapperEl,
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5 | params,
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6 | activeIndex
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7 | } = swiper;
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8 | let activeIndexBuffer = activeIndex;
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9 |
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10 | if (params.loop) {
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11 | activeIndexBuffer -= swiper.loopedSlides;
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12 | swiper.loopDestroy();
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13 | swiper.slides = $wrapperEl.children(`.${params.slideClass}`);
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14 | }
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15 |
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16 | const baseLength = swiper.slides.length;
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17 |
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18 | if (index <= 0) {
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19 | swiper.prependSlide(slides);
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20 | return;
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21 | }
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22 |
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23 | if (index >= baseLength) {
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24 | swiper.appendSlide(slides);
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25 | return;
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26 | }
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27 |
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28 | let newActiveIndex = activeIndexBuffer > index ? activeIndexBuffer + 1 : activeIndexBuffer;
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29 | const slidesBuffer = [];
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30 |
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31 | for (let i = baseLength - 1; i >= index; i -= 1) {
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32 | const currentSlide = swiper.slides.eq(i);
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33 | currentSlide.remove();
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34 | slidesBuffer.unshift(currentSlide);
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35 | }
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36 |
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37 | if (typeof slides === 'object' && 'length' in slides) {
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38 | for (let i = 0; i < slides.length; i += 1) {
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39 | if (slides[i]) $wrapperEl.append(slides[i]);
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40 | }
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41 |
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42 | newActiveIndex = activeIndexBuffer > index ? activeIndexBuffer + slides.length : activeIndexBuffer;
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43 | } else {
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44 | $wrapperEl.append(slides);
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45 | }
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46 |
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47 | for (let i = 0; i < slidesBuffer.length; i += 1) {
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48 | $wrapperEl.append(slidesBuffer[i]);
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49 | }
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50 |
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51 | if (params.loop) {
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52 | swiper.loopCreate();
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53 | }
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54 |
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55 | if (!params.observer) {
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56 | swiper.update();
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57 | }
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58 |
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59 | if (params.loop) {
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60 | swiper.slideTo(newActiveIndex + swiper.loopedSlides, 0, false);
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61 | } else {
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62 | swiper.slideTo(newActiveIndex, 0, false);
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63 | }
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64 | } |
\ | No newline at end of file |