uniapp中如何引用echarts

<template>         <view>               <view>                   <view>                    <mpvue-echarts></mpvue-echarts>                </view>               </view>           </view></template>  <script>    // import * as echarts from &#39;@/components/echarts/echarts.simple.min.js&#39;;    // import mpvueEcharts from &#39;@/components/mpvue-echarts/src/echarts.vue&#39;;import * as echarts from &#39;../echarts/echarts.simple.min.js&#39;import mpvueEcharts from &#39;../mpvue-echarts/src/echarts.vue&#39;    export default {        data() {            return {                updateStatus: false,                line: {                    legend: {                        data: [&#39;邮件营销&#39;]                    },                    xAxis: {                        type: &#39;category&#39;,                        data: [&#39;Mon&#39;, &#39;Tue&#39;, &#39;Wed&#39;, &#39;Thu&#39;, &#39;Fri&#39;, &#39;Sat&#39;, &#39;Sun&#39;]                    },                    yAxis: {                        type: &#39;value&#39;,                        data: []                    },                    dataZoom: [{                        type: &#39;slider&#39;,                        start: 30,                        end: 100,                        zoomLock: false,                    }],                    grid: {                        left: 40,                        right: 40,                        bottom: 20,                        top: 40,                        containLabel: true                    },                    series: [{                        data: [],                        data: [820, 932, 901, 934, 1290, 1330, 1320],                        type: &#39;line&#39;,                        color: [&#39;#5eb4e2&#39;], //折线条的颜色                    }]                }            }        },        methods: {            lineInit(e) {                let {                    width,                    height                } = e;                let canvas = this.$refs.lineChart.canvas                echarts.setCanvasCreator(() => canvas);                let lineChart = echarts.init(canvas, null, {                    width: width,                    height: height                })                canvas.setChart(lineChart)                lineChart.setOption(this.line)                this.$refs.lineChart.setChart(lineChart)            },        },        components: {            mpvueEcharts        }    }</script>  <style>     .ec-canvas {        display: flex;        height: 100%;        flex: 1;    }     .canvasView {        width: 700upx;        height: 500upx;    }    </style>