//page.js
export default {
	name:Cuspage,
	props:{
		total:Number,
	},
	data(){
		return {
			currentPage:1,
			pageSize:10,
		}
	}
	methods: {
		setslot (h) {
			return(
				<div class="cusPage"?
					<span on-click={this.toBegin}>首頁く/span>
					<span on-click={this.toPre}>上一頁く/Span>
					<span on-click={this.tovext}>下一頁</span>
					<span on-click={this.toEnd}>未頁く/span>
					<span>
						第{this.currentPage}/{this.alltotal}頁
					</span>
				</div>
			)
		 },
		 toEnd(){
		 	this.$emit('current-change',this.allPage);
		 	this.currentPage = this.allPage;
		 },
		 toBegin() {
		 	this.$emit('current-change',1);
		 	this.currentPage = 1;
		 }
		 toNext（） {
		 	if（this.$refs.cusPage）{
		 		this.$refs.cusPage.next()
		 	}
		 },
		  toPre（） {
		 	if（this.$refs.cusPage）{
		 		this.$refs.cusPage.prev()
		 	}
		 },
		 currentChange(val) {
		  this.currenPage = val;
		  this.$emit('current-change',val);
	     },
	     sizeChange (val) {
		  this.pageSize= val;
		  this.$emit('size-change',val);
	     }
	   },
	 computed:{
	 //計算出當前的總頁數(shù)
	  allPage() {
	    return Math.max(1,Math.ceil(Number(this.total)/Number(this.pageSize))
	  }
	 },
	 render (h) {
		const pageprops =
			props: {
				layout: 'total, slot,sizes, prev, pager,'
				pagesize: this-pagesize, 
				currentPage: this.currentPage, 
				total: 100,
			}
		}
		return (
			<el-pagination
				class="page-custome"
				{...pageprops} 
				ref-"cusPage" 
				onCurrent-change={(v)=>{this.currentChange(v)}} 
				onSize-change={(v)=>{this.sizeChange (v)}}
				onPrev-click={(v) =>{this.PrevChange (v)}}
				onNext-change={(v)=>{this.NextChange (v)}}
				<template slot="default">
				{this.setslot(h)}
				</template>
			</el-pagination>
		  )
	   }
}

<cus-page :total="100" @current-change="currentChange" ...></cus-page>