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<template>
<div :class="curClassName" :style="curStyle">
<el-carousel class="carsouel-container" height="150px" indicator-position="outside" :autoplay="false"
:interval="swipeConfig.interval">
<el-carousel-item v-for="item in swipeData" :key="item.key">
<div class="carousel-img-item">
<img class="app-carouse-img" v-if="item.type === 'img'" :src="item.value" @error="imgError" />
<i v-else-if="item.type === 'icon'" :class="item.value"></i>
</div>
</el-carousel-item>
</el-carousel>
</div>
</template>
<script lang='ts'>
import { Component, Vue, Prop, Watch } from 'vue-property-decorator';
@Component({})
export default class AppCarousel extends Vue {
/**
* 模型
*
* @type {*}
* @memberof AppRawItemImage
*/
@Prop() public layoutModelDetails!: any;
/**
* 父项所有数据
*
* @type {*}
* @memberof AppCarousel
*/
@Prop() public data?: any;
/**
* @description 轮播图数据
* @param {*}
* @memberof AppCarousel
*/
@Prop() public value?: any;
/**
* 名称
*
* @type {string}
* @memberof AppCarousel
*/
@Prop() public name!: string;
/**
* 类型
*
* @type {string}
* @memberof AppCarousel
*/
@Prop() public type?: string;
/**
* 下标
*
* @type {number}
* @memberof AppCarousel
*/
@Prop({ default: 0 }) public index?: number;
/**
* 项名称
*
* @type {*}
* @memberof AppCarousel
*/
get itemName() {
return this.index ? `${this.name}_${this.index}` : this.name;
}
/**
* 类名
*
* @memberof AppCarousel
*/
get curClassName() {
const layoutModel = this.layoutModelDetails[this.itemName];
if (layoutModel) {
return `app-rawitem-carousel ${this.itemName} ${layoutModel.sysCss}`;
}
}
/**
* 当前容器样式
*
* @memberof AppCarousel
*/
get curStyle() {
const layoutModel = this.layoutModelDetails[this.itemName];
if (layoutModel) {
return layoutModel.getElementStyle();
}
}
/**
* @description 轮播图图片所有项数据
* @memberof AppCarousel
*/
public swipeData: any[] = [];
/**
* @description 轮播图配置
* @memberof AppCarousel
*/
public swipeConfig: any = {};
/**
* data值变化
*
* @param {*} newVal
* @param {*} oldVal
* @memberof AppCarousel
*/
@Watch('value', { immediate: true, deep: true })
public onValueChange(newVal: any, oldVal: any) {
//处理轮播图-静态数据
if (this.type === "STATIC_CAROUSEL") {
this.handleSwipData(newVal);
}
}
@Watch('data', { immediate: true, deep: true })
public onDataChange(newVal: any, oldVal: any) {
//处理轮播图-动态数据
if (this.type === "FIELD_CAROUSEL") {
const tempData = newVal[this.name]
if (tempData) {
if (typeof tempData === 'string') {
const swipeData = JSON.parse(this.value);
this.handDynaSwipData(swipeData);
} else if (tempData instanceof Array) {
this.handDynaSwipData(tempData);
}
}
}
}
//处理动态轮播图数据
private handDynaSwipData(data: any[] = []) {
if (data && data.length > 0) {
this.swipeConfig = this.setSwipeConfig(data);
const tempData = data.filter((item: any) => {
return !Object.is(item.key, 'autoplay') && !Object.is(item.key, 'timespan');
})
this.swipeData = [];
tempData.forEach((item: any) => {
if (item.value) {
if (item.value.indexOf('fa fa-') < 0) {
if (!item.type) {
item.type = 'img';
}
} else if (!item.type) {
item.type = 'icon';
}
}
this.swipeData.push(JSON.parse(JSON.stringify(item)));
})
}
}
/**
* @description 处理静态轮播图数据
* @memberof AppCarousel
*/
private handleSwipData(data: any[] = []) {
if (data && data.length > 0) {
const configItem = data.findIndex((item: any) =>
Object.is(item.key, "autoplay")
);
if (configItem > -1) {
// 有配置参数就截掉配置参数
this.swipeData = data.slice(0, -2);
this.swipeConfig = this.setSwipeConfig(data.slice(-2));
} else {
this.swipeData = data;
this.swipeConfig = this.setSwipeConfig(data);
}
}
}
/**
* @description 设置轮播图配置
* @param {*}
* @memberof AppRawItem
*/
private setSwipeConfig(data: any) {
const autoPlay: any =
data.find((item: any) => Object.is(item.key, "autoplay")) || {};
const timeSpan: any =
data.find((item: any) => Object.is(item.key, "timespan")) || {};
let isauto = false;
let timespan = 0;
if (autoPlay.value && Object.is(autoPlay.value, "1")) {
isauto = true;
}
if (timeSpan.value) {
timespan = Number(timeSpan.value);
}
return {
isAuto: isauto,
timeSpan: timespan,
};
}
/**
* img src错误
*
* @param {*} $event
* @memberof AppCarousel
*/
imgError($event: any) {
let img = $event.srcElement;
if (img && !img.imgSign) {
if (img && !img.imgSign) {
img.src = 'assets/img/404.png';
img.imgSign = true;
img.imgSign = true;
}
img.onerror = null;
}
}
}
</script>
<style lang='less'>
@import './app-rawitem-carousel.less';
</style>