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@ -2,6 +2,7 @@
@@ -2,6 +2,7 @@
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import bus from "../../utils/bus"; |
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import {mapState} from "vuex"; |
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import * as Vue from "vue"; |
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import Dom from "../../utils/dom"; |
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export default { |
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props: { |
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@ -9,6 +10,10 @@ export default {
@@ -9,6 +10,10 @@ export default {
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type: String, |
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default: () => '' |
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}, |
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prefix: { |
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type: String, |
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default: () => '' |
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}, |
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renderSlide: { |
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type: Function, |
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default: () => { |
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@ -33,7 +38,7 @@ export default {
@@ -33,7 +38,7 @@ export default {
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data() { |
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return { |
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wrapper: null, |
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total: 0, |
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childs: 0, |
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lIndex: 0, |
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wrapperWidth: 0, |
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wrapperHeight: 0, |
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@ -51,11 +56,42 @@ export default {
@@ -51,11 +56,42 @@ export default {
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computed: { |
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...mapState(['judgeValue', 'homeRefresh']) |
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}, |
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watch: { |
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lIndex(newVal, oldVal) { |
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new Dom(this.wrapper).find(`.v-${this.prefix}-${newVal}-video`).trigger('play') |
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setTimeout(() => { |
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new Dom(this.wrapper).find(`.v-${this.prefix}-${oldVal}-video`).trigger('stop') |
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}, 200) |
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if (newVal >= this.list.length - 3) { |
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this.$emit('load-more') |
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} |
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}, |
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list(newVal, oldVal) { |
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// console.log('watch', newVal.length, oldVal.length) |
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if (oldVal.length === 0) { |
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this.insertContent() |
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} else { |
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let end = oldVal.length + 3 |
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let top = $(this.wrapper).find(".slide-item:last").css('top') |
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newVal.slice(oldVal.length, end).map((item, index) => { |
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let el = this.getInsEl(item, oldVal.length + index) |
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//这里必须要设置个top值，不然会把前面的条目给覆盖掉 |
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//2022-3-27，这里不用计算，直接用已用slide-item最后一条的top值， |
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//因为有一条情况：当滑动最后一条和二条的时候top值不会继续加。此时新增的数据如果还 |
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// 计算top值的，会和前面的对不上 |
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$(el).css('top', top) |
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this.wrapper.appendChild(el) |
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}) |
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this.childs = this.wrapper.children.length |
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// console.log(this.childs) |
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} |
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} |
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}, |
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mounted() { |
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this.lIndex = this.index |
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this.checkChildren() |
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this.insertContent() |
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this.total = this.wrapper.children.length |
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}, |
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methods: { |
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checkChildren() { |
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@ -75,13 +111,13 @@ export default {
@@ -75,13 +111,13 @@ export default {
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end = this.list.length |
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start = end - 5 |
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} |
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console.log('start', start) |
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console.log('end', end) |
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if (start < 0) start = 0 |
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// console.log('start', start) |
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// console.log('end', end) |
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this.list.slice(start, end).map( |
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(item, index) => { |
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let el = null |
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//自动播放，当前条（可能是0，可能是其他），试了下用jq来找元素，然后trigger play事件，要慢点样 |
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el = this.getInsEl(item, start + index, start + index === this.lIndex) |
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let el = this.getInsEl(item, start + index, start + index === this.lIndex) |
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this.wrapper.appendChild(el) |
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} |
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) |
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@ -97,10 +133,11 @@ export default {
@@ -97,10 +133,11 @@ export default {
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} |
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}) |
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} |
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this.childs = this.wrapper.children.length |
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}, |
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getInsEl(item, index, play = false) { |
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// console.log('index',index,play) |
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let slideVNode = this.renderSlide(item, index, play) |
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let slideVNode = this.renderSlide(item, index, play, this.prefix) |
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const app = Vue.createApp({ |
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render() { |
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return slideVNode |
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@ -162,28 +199,27 @@ export default {
@@ -162,28 +199,27 @@ export default {
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let endTime = Date.now() |
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let gapTime = endTime - this.startTime |
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if (Math.abs(this.moveY) < 20) gapTime = 1000 |
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if (Math.abs(this.moveY) > (this.wrapperHeight / 4)) gapTime = 100 |
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if (Math.abs(this.moveY) > (this.wrapperHeight / 3)) gapTime = 100 |
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if (gapTime < 150 && this.next) { |
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if (isDown) { |
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this.lIndex++ |
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} else { |
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this.lIndex-- |
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} |
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// console.log(this.total) |
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let that = this |
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if (isDown) { |
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let addItemIndex = this.lIndex + 2 |
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let res = $(that.wrapper).find(`.slide-item[data-index=${addItemIndex}]`) |
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if (this.total < this.virtualTotal) { |
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if (this.childs < this.virtualTotal) { |
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if (res.length === 0) { |
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this.wrapper.appendChild(this.getInsEl(this.list[addItemIndex], addItemIndex)) |
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} |
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} |
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if (this.total === this.virtualTotal |
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if (this.childs === this.virtualTotal |
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&& this.lIndex >= (this.virtualTotal + 1) / 2 |
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&& this.lIndex <= this.list.length - 3 |
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) { |
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// console.log(videos) |
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if (res.length === 0) { |
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this.wrapper.appendChild(this.getInsEl(this.list[addItemIndex], addItemIndex)) |
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this.appInsMap.get($(that.wrapper).find(".slide-item:first").data('index')).unmount() |
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@ -193,35 +229,48 @@ export default {
@@ -193,35 +229,48 @@ export default {
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}) |
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} |
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} |
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if (this.total > this.virtualTotal) { |
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this.appInsMap.get($(that.wrapper).find(".slide-item:first").data('index')).unmount() |
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if (this.childs > this.virtualTotal) { |
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$(that.wrapper).find(".slide-item").each(function () { |
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let index = $(this).data('index') |
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if (index < (that.lIndex - 2)) { |
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that.appInsMap.get(index).unmount() |
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} |
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$(this).css('top', (that.lIndex - 2) * that.wrapperHeight) |
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}) |
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} |
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} else { |
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let addItemIndex = this.lIndex - 2 |
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let res = $(that.wrapper).find(`.slide-item[data-index=${addItemIndex}]`) |
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if (this.lIndex > 1 && this.lIndex <= this.list.length - 4) { |
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let addItemIndex = this.lIndex - 2 |
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this.wrapper.prepend(this.getInsEl(this.list[addItemIndex], addItemIndex)) |
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if (res.length === 0) { |
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this.wrapper.prepend(this.getInsEl(this.list[addItemIndex], addItemIndex)) |
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this.appInsMap.get($(that.wrapper).find(".slide-item:last").data('index')).unmount() |
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// $(that.wrapper).find(".base-slide-item:last").remove() |
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$(that.wrapper).find(".slide-item").each(function () { |
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$(this).css('top', (that.lIndex - 2) * that.wrapperHeight) |
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}) |
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} |
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} |
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if (this.childs > this.virtualTotal) { |
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this.appInsMap.get($(that.wrapper).find(".slide-item:last").data('index')).unmount() |
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// $(that.wrapper).find(".base-slide-item:last").remove() |
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$(that.wrapper).find(".slide-item").each(function () { |
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$(this).css('top', (that.lIndex - 2) * that.wrapperHeight) |
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}) |
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} |
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} |
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this.childs = this.wrapper.children.length |
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} |
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this.$setCss(this.wrapper, 'transition-duration', `300ms`) |
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this.$setCss(this.wrapper, 'transform', |
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`translate3d(0,${this.getDistance()}px, 0)`) |
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this.reset() |
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}, |
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reset() { |
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this.$setCss(this.wrapper, 'transition-duration', `300ms`) |
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this.$setCss(this.wrapper, 'transform', |
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`translate3d(0,${this.getDistance()}px, 0)`) |
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this.moveX = 0 |
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this.next = false |
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this.startTime = null |
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this.needCheck = true |
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this.$emit('update:index', this.lIndex) |
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bus.emit(this.name + '-end', this.lIndex) |
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}, |
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getDistance() { |
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zyronon
3 years ago