fiee-official-website/src/components/customEcharts/size1920Echarts/index.vue

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<template>
<div class="custom-echarts">
<div>
<div class="echarts-header">
<div class="echarts-header-title">
<span>FiEE, Inc. Stock Price History</span>
</div>
<div class="echarts-search-area">
<div class="echarts-search-byRange">
<text style="font-size: 0.9rem; font-weight: 400; color: #666666;">
Range
</text>
<div class="search-range-list">
<div
class="search-range-list-each"
v-for="(item, index) in state.searchRange"
:key="index"
@click="changeSearchRange(item)"
>
<span>{{ item }}</span>
</div>
</div>
</div>
<div class="echarts-search-byDate">
<n-date-picker
v-model:value="state.selectHistoricStartDate"
type="date"
:is-date-disabled="disableAfterDate"
@update:value="changeSearchRangeStartDate"
input-readonly
/>
<!-- <n-icon size="16">
<ArrowForwardOutline />
</n-icon> -->
<span>to</span>
<n-date-picker
v-model:value="state.selectHistoricEndDate"
type="date"
:is-date-disabled="disablePreviousDate"
@update:value="changeSearchRangeEndDate"
input-readonly
/>
</div>
</div>
</div>
</div>
<div id="myEcharts" class="myChart"></div>
</div>
</template>
<script setup>
import { onMounted, watch, reactive } from 'vue'
import * as echarts from 'echarts'
import markPointerIcon from '@/assets/image/icon/echarts_markPointer.png'
import axios from 'axios'
import { NDatePicker, NIcon } from 'naive-ui'
import { ArrowForwardOutline } from '@vicons/ionicons5'
const state = reactive({
searchRange: ['1m', '3m', 'YTD', '1Y', '5Y', '10Y', 'Max'],
selectHistoricStartDate: '2009-10-07',
selectHistoricEndDate: new Date(),
})
let myCharts = null
let historicData = []
let xAxisData = []
//初始化eCharts
const initEcharts = (data) => {
historicData = data
xAxisData = data.map((item) => {
return new Date(item.date).toLocaleDateString('en-US', {
month: 'short',
day: 'numeric',
year: 'numeric',
})
})
const yAxisData = data.map((item) => item.price)
console.error(xAxisData, yAxisData)
// 基于准备好的dom初始化echarts实例
myCharts = echarts.init(document.getElementById('myEcharts'))
// 绘制图表
myCharts.setOption({
// title: {
// text: 'FiEE, Inc. Stock Price History',
// },
tooltip: {
trigger: 'axis',
axisPointer: {
type: 'line',
snap: true,
label: {
backgroundColor: '#6a7985',
},
},
formatter: function (params) {
const p = params[0]
return `<span style="font-size: 1.1rem; font-weight: 600;">${p.axisValue}</span><br/><span style="font-size: 0.9rem; font-weight: 400;">Price: ${p.data}</span>`
},
},
xAxis: {
data: xAxisData,
type: 'category',
boundaryGap: false,
inverse: true,
axisLine: {
lineStyle: {
color: '#CCD6EB',
},
},
axisLabel: {
color: '#323232',
fontWeight: 'bold',
// formatter: function (value) {
// return value ? value.split('-')[0] : ''
// },
// interval: function (index, value) {
// if (index === 0) return true;
// const axisData = this && this.axis && this.axis.data ? this.axis.data : [];
// if (!axisData[index - 1]) return true;
// return value.split('-')[0] !== axisData[index - 1].split('-')[0];
// },
},
},
yAxis: {
type: 'value',
position: 'right',
interval: 25,
// max: 75.0,
show: true,
axisLabel: {
color: '#323232',
fontWeight: 'bold',
formatter: function (value) {
return value > 0 ? value.toFixed(2) : value
},
},
},
series: [
{
data: yAxisData,
type: 'line',
sampling: 'lttb',
symbol: 'none',
lineStyle: {
color: '#2c6288',
},
areaStyle: {
color: {
type: 'linear',
x: 0,
y: 0,
x2: 0,
y2: 1,
colorStops: [
{
offset: 0,
color: '#2c6288',
},
{
offset: 1,
color: '#F4F6F8',
},
],
},
},
markPoint: {
symbol: 'image://' + markPointerIcon,
symbolSize: 24,
data: [],
},
},
],
dataZoom: [
{
type: 'inside',
},
{
type: 'slider',
show: true,
dataBackground: {
lineStyle: {
color: '#2C6288',
},
areaStyle: {
color: {
type: 'linear',
x: 0,
y: 0,
x2: 0,
y2: 1,
colorStops: [
{ offset: 1, color: '#2c6288' },
{ offset: 0, color: '#F4F6F8' },
],
},
},
},
selectedDataBackground: {
lineStyle: {
color: '#2C6288',
},
areaStyle: {
color: {
type: 'linear',
x: 0,
y: 0,
x2: 0,
y2: 1,
colorStops: [
{ offset: 1, color: '#2c6288' },
{ offset: 0, color: '#F4F6F8' },
],
},
},
},
fillerColor: 'rgba(44, 98, 136, 0.3)',
realtime: false,
},
],
})
// 监听 showTip 事件,动态显示 markPoint
myCharts.on('showTip', function (params) {
if (params) {
const dataIndex = params.dataIndex
const x = myCharts.getOption().xAxis[0].data[dataIndex]
const y = myCharts.getOption().series[0].data[dataIndex]
myCharts.setOption({
series: [
{
markPoint: {
symbol: 'image://' + markPointerIcon,
symbolSize: 24,
data: [{ coord: [x, y] }],
},
},
],
})
}
})
// 鼠标移出时,清除 markPoint
myCharts.on('globalout', function () {
myCharts.setOption({
series: [
{
markPoint: {
symbol: 'image://' + markPointerIcon,
symbolSize: 24,
data: [],
},
},
],
})
})
myCharts.on('dataZoom', function (params) {
// 获取当前 dataZoom 范围
const option = myCharts.getOption()
const xAxisData = option.xAxis[0].data
const dataZoom = option.dataZoom[1] || option.dataZoom[0]
// 获取 dataZoom 的 startValue 和 endValue
let startValue = dataZoom.endValue
let endValue = dataZoom.startValue
// 如果是索引,转为日期
if (typeof startValue === 'number') {
startValue = xAxisData[startValue]
}
if (typeof endValue === 'number') {
endValue = xAxisData[endValue]
}
// 更新日期选择器
state.selectHistoricStartDate = new Date(startValue)
state.selectHistoricEndDate = new Date(endValue)
})
}
onMounted(() => {
getHistoricalData()
})
//获取历史数据
const getHistoricalData = async () => {
let now = new Date()
let toDate =
now.getFullYear() +
'-' +
String(now.getMonth() + 1).padStart(2, '0') +
'-' +
String(now.getDate()).padStart(2, '0')
let url =
'https://common.szjixun.cn/api/stock/history/base/list?from=2009-10-07&to=' +
toDate
const res = await axios.get(url)
if (res.status === 200) {
if (res.data.status === 0) {
initEcharts(res.data.data)
}
}
}
// 适配倒序数据,返回大于等于目标日期的最近一天索引
function findClosestDateIndex(data, targetDateStr) {
let left = 0,
right = data.length - 1
const target = new Date(targetDateStr).getTime()
let res = data.length - 1 // 默认返回最后一个
while (left <= right) {
const mid = Math.floor((left + right) / 2)
const midTime = new Date(data[mid].date).getTime()
if (midTime > target) {
left = mid + 1
} else {
res = mid
right = mid - 1
}
}
return res
}
// 适配倒序数据,返回小于等于目标日期的最近一天索引
function findClosestDateIndexDescLeft(data, targetDateStr) {
let left = 0,
right = data.length - 1
const target = new Date(targetDateStr).getTime()
let res = -1 // 默认返回-1找不到
while (left <= right) {
const mid = Math.floor((left + right) / 2)
const midTime = new Date(data[mid].date).getTime()
if (midTime < target) {
right = mid - 1 // 向左搜索,因为我们要找的是小于等于目标日期的最近一天
} else {
res = mid // 记录当前找到的索引
left = mid + 1 // 向右搜索,因为更早的日期在数组后面
}
}
return res
}
//点击切换搜索区间
const changeSearchRange = (range, dateTime) => {
const now = new Date()
let startDate = ''
let endDate = ''
if (range === '1m') {
const last = new Date(now)
last.setMonth(now.getMonth() - 1)
startDate = last.toLocaleDateString('en-US', {
month: 'short',
day: 'numeric',
year: 'numeric',
})
endDate = new Date(new Date()).toLocaleDateString('en-US', {
month: 'short',
day: 'numeric',
year: 'numeric',
})
} else if (range === '3m') {
const last = new Date(now)
last.setMonth(now.getMonth() - 3)
startDate = last.toLocaleDateString('en-US', {
month: 'short',
day: 'numeric',
year: 'numeric',
})
endDate = new Date(new Date()).toLocaleDateString('en-US', {
month: 'short',
day: 'numeric',
year: 'numeric',
})
} else if (range === 'YTD') {
startDate = new Date(now.getFullYear(), 0, 1).toLocaleDateString('en-US', {
month: 'short',
day: 'numeric',
year: 'numeric',
})
endDate = new Date(new Date()).toLocaleDateString('en-US', {
month: 'short',
day: 'numeric',
year: 'numeric',
})
} else if (range === '1Y') {
const last = new Date(now)
last.setFullYear(now.getFullYear() - 1)
startDate = last.toLocaleDateString('en-US', {
month: 'short',
day: 'numeric',
year: 'numeric',
})
endDate = new Date(new Date()).toLocaleDateString('en-US', {
month: 'short',
day: 'numeric',
year: 'numeric',
})
} else if (range === '5Y') {
const last = new Date(now)
last.setFullYear(now.getFullYear() - 5)
startDate = last.toLocaleDateString('en-US', {
month: 'short',
day: 'numeric',
year: 'numeric',
})
endDate = new Date(new Date()).toLocaleDateString('en-US', {
month: 'short',
day: 'numeric',
year: 'numeric',
})
} else if (range === '10Y') {
const last = new Date(now)
last.setFullYear(now.getFullYear() - 10)
startDate = last.toLocaleDateString('en-US', {
month: 'short',
day: 'numeric',
year: 'numeric',
})
endDate = new Date(new Date()).toLocaleDateString('en-US', {
month: 'short',
day: 'numeric',
year: 'numeric',
})
} else if (range === 'Max') {
startDate = ''
endDate = ''
} else if (range === 'startDateTime') {
startDate = dateTime
endDate = ''
} else if (range === 'endDateTime') {
startDate = ''
endDate = dateTime
}
if (startDate || endDate) {
// historicData 和 xAxisData 需在 initEcharts 作用域可用
if (
typeof historicData !== 'undefined' &&
typeof xAxisData !== 'undefined'
) {
let startValue = xAxisData[0]
if (startDate) {
const idx = findClosestDateIndex(historicData, startDate)
// 用 historicData[idx].date 格式化为 xAxisData 的格式
startValue = new Date(historicData[idx].date).toLocaleDateString(
'en-US',
{
month: 'short',
day: 'numeric',
year: 'numeric',
},
)
}
let endValue = endDate
if (endDate) {
console.warn(endDate)
const idx = findClosestDateIndexDescLeft(historicData, endDate)
console.warn(idx)
// 用 historicData[idx].date 格式化为 xAxisData 的格式
endValue = new Date(historicData[idx].date).toLocaleDateString(
'en-US',
{
month: 'short',
day: 'numeric',
year: 'numeric',
},
)
console.warn(endValue)
}
if (startDate) {
myCharts.setOption({
dataZoom: {
endValue: startValue,
},
})
state.selectHistoricStartDate = new Date(startValue)
}
if (endDate) {
myCharts.setOption({
dataZoom: {
startValue: endValue,
},
})
state.selectHistoricEndDate = new Date(endValue)
}
}
} else {
myCharts.setOption({
dataZoom: {
startValue: '',
endValue: '',
},
})
state.selectHistoricStartDate = new Date('2009-10-07')
state.selectHistoricEndDate = new Date()
}
}
// 禁用2009-10-07之后的日期
const disableAfterDate = (date) => {
return date < new Date('2009-10-06') || date > new Date()
}
// 禁用过去的日期
const disablePreviousDate = (date) => {
return date < new Date(state.selectHistoricStartDate) || date > new Date()
}
// 切换搜索区间开始日期
const changeSearchRangeStartDate = (date) => {
console.error(date)
changeSearchRange(
'startDateTime',
new Date(date).toLocaleDateString('en-US', {
month: 'short',
day: 'numeric',
year: 'numeric',
}),
)
}
// 切换搜索区间结束日期
const changeSearchRangeEndDate = (date) => {
console.error(date)
changeSearchRange(
'endDateTime',
new Date(date).toLocaleDateString('en-US', {
month: 'short',
day: 'numeric',
year: 'numeric',
}),
)
}
</script>
<style lang="scss" scoped>
.custom-echarts {
.myChart {
width: 100%;
height: 25rem;
}
.echarts-header {
.echarts-header-title {
span {
font-size: 2rem;
font-weight: 600;
color: #323232;
}
}
.echarts-search-area {
padding: 2rem 0 0;
display: flex;
flex-direction: row;
align-items: center;
justify-content: space-between;
.echarts-search-byRange {
display: flex;
flex-direction: row;
align-items: center;
justify-content: flex-start;
gap: 10px;
.search-range-list {
display: flex;
flex-direction: row;
align-items: center;
justify-content: flex-start;
gap: 10px;
.search-range-list-each {
padding: 5px 10px;
border-radius: 5px;
background-color: #f3f4f6;
cursor: pointer;
span {
font-weight: 600;
font-size: 0.9rem;
}
}
}
}
.echarts-search-byDate {
display: flex;
flex-direction: row;
align-items: center;
justify-content: flex-start;
gap: 0.4rem;
}
}
}
}
</style>