import React, {Component} from 'react'
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import PropTypes from 'prop-types'
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import { is, fromJS } from 'immutable'
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import { Chart } from '@antv/g2'
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import { Spin, Empty, notification, Modal } from 'antd'
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import { DownloadOutlined } from '@ant-design/icons'
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import moment from 'moment'
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import Api from '@/api'
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import Utils from '@/utils/utils.js'
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import asyncBtnComponent from './asyncButtonComponent'
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import UtilsDM from '@/utils/utils-datamanage.js'
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import MKEmitter from '@/utils/events.js'
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import TimerTask from '@/utils/timer-task.js'
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import NormalHeader from '@/tabviews/custom/components/share/normalheader'
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import './index.scss'
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const ExcelOutButton = asyncBtnComponent(() => import('@/tabviews/zshare/actionList/exceloutbutton'))
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const ExcelInButton = asyncBtnComponent(() => import('@/tabviews/zshare/actionList/excelInbutton'))
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class ScatterChart extends Component {
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static propTpyes = {
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data: PropTypes.array, // 统一查询数据
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config: PropTypes.object, // 组件配置信息
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mainSearch: PropTypes.any, // 外层搜索条件
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}
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state = {
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BID: '', // 主表ID
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config: null, // 图表配置信息
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empty: true, // 图表数据为空
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loading: false, // 数据加载状态
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chartId: Utils.getuuid(), // 图表Id
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sync: false, // 是否统一请求数据
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plot: null, // 图表设置
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data: null, // 数据
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search: null, // 搜索条件
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chart: null
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}
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UNSAFE_componentWillMount () {
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const { config, data, initdata } = this.props
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let _config = fromJS(config).toJS()
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let _data = null
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let _sync = config.setting.sync === 'true'
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let BID = ''
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let BData = ''
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if (config.setting.supModule) {
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BData = window.GLOB.CacheData.get(config.setting.supModule)
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} else {
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BData = window.GLOB.CacheData.get(config.$pageId)
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}
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if (BData) {
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BID = BData.$BID || ''
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}
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if (config.setting.sync === 'true' && data) {
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_data = data[config.dataName] || []
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_sync = false
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} else if (config.setting.sync === 'true' && initdata) {
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_data = initdata || []
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_sync = false
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}
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_config.plot.height = Utils.getHeight(_config.plot.height)
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_config.style.height = 'auto'
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_config.style.minHeight = _config.plot.height
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this.setState({
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config: _config,
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data: _data,
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BID: BID || '',
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empty: !_data,
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arr_field: _config.columns.map(col => col.field).join(','),
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plot: _config.plot,
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sync: _sync,
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search: Utils.initMainSearch(config.search),
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}, () => {
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if (config.setting.sync !== 'true' && config.setting.onload === 'true') {
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setTimeout(() => {
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this.loadData()
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}, _config.setting.delay || 0)
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} else if (config.setting.sync === 'true' && _data) {
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this.handleData()
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}
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})
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}
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/**
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* @description 图表数据更新，刷新内容
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*/
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UNSAFE_componentWillReceiveProps (nextProps) {
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const { sync, config } = this.state
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if (sync && !is(fromJS(this.props.data), fromJS(nextProps.data))) {
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let _data = []
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if (nextProps.data && nextProps.data[config.dataName]) {
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_data = nextProps.data[config.dataName] || []
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}
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this.setState({sync: false, data: _data, empty: !_data,}, () => {
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this.handleData()
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})
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} else if (config.setting.useMSearch && nextProps.mainSearch && !is(fromJS(this.props.mainSearch), fromJS(nextProps.mainSearch))) {
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this.setState({}, () => {
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this.loadData()
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})
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}
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}
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shouldComponentUpdate (nextProps, nextState) {
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return !is(fromJS(this.state), fromJS(nextState))
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}
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componentDidMount () {
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const { config } = this.state
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MKEmitter.addListener('reloadData', this.reloadData)
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MKEmitter.addListener('resetSelectLine', this.resetParentParam)
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MKEmitter.addListener('queryModuleParam', this.queryModuleParam)
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MKEmitter.addListener('refreshByButtonResult', this.refreshByButtonResult)
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if (config.timer) {
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this.timer = new TimerTask()
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this.timer.init(config.uuid, config.timer, config.timerRepeats, () => {
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this.loadData(true)
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})
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}
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}
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/**
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* @description 组件销毁，清除state更新，清除快捷键设置
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*/
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componentWillUnmount () {
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this.setState = () => {
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return
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}
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MKEmitter.removeListener('reloadData', this.reloadData)
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MKEmitter.removeListener('resetSelectLine', this.resetParentParam)
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MKEmitter.removeListener('queryModuleParam', this.queryModuleParam)
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MKEmitter.removeListener('refreshByButtonResult', this.refreshByButtonResult)
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this.timer && this.timer.stop()
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}
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/**
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* @description 按钮执行完成后页面刷新
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* @param {*} menuId // 菜单Id
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* @param {*} position // 刷新位置
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* @param {*} btn // 执行的按钮
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*/
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refreshByButtonResult = (menuId, position, btn) => {
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const { config, BID } = this.state
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if (config.uuid !== menuId) return
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if ((position === 'mainline' || position === 'popclose') && config.setting.supModule && BID) { // 刷新源组件时，附带刷新上级行与当前组件
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MKEmitter.emit('reloadData', config.setting.supModule, BID)
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} else {
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this.loadData()
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}
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if (position === 'popclose') { // 执行启动弹窗的按钮所选择的刷新项
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btn.$tabId && MKEmitter.emit('refreshPopButton', btn.$tabId)
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}
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}
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reloadData = (menuId) => {
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const { config } = this.state
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if (config.uuid !== menuId) return
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this.loadData()
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}
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resetParentParam = (MenuID, id) => {
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const { config } = this.state
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if (!config.setting.supModule || config.setting.supModule !== MenuID) return
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if (id !== this.state.BID || id !== '') {
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this.setState({ BID: id }, () => {
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this.loadData()
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})
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}
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}
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/**
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* @description 导出Excel时，获取页面搜索排序等参数
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*/
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queryModuleParam = (menuId, callback) => {
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const { mainSearch } = this.props
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const { arr_field, config, search } = this.state
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if (config.uuid !== menuId) return
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let searches = search ? fromJS(search).toJS() : []
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if (config.setting.useMSearch && mainSearch && mainSearch.length > 0) { // 主表搜索条件
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let keys = searches.map(item => item.key.toLowerCase())
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mainSearch.forEach(item => {
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if (!keys.includes(item.key.toLowerCase())) {
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searches.push(item)
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}
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})
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}
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callback({
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arr_field: arr_field,
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orderBy: config.setting.order || '',
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search: searches,
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menuName: config.name
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})
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}
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/**
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* @description 数据加载
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*/
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async loadData (hastimer) {
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const { mainSearch } = this.props
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const { config, arr_field, BID, search } = this.state
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if (config.setting.supModule && !BID) { // BID 不存在时，不做查询
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this.setState({
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data: [],
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empty: false,
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}, () => {
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this.handleData()
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})
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return
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}
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let searches = search ? fromJS(search).toJS() : []
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if (config.setting.useMSearch && mainSearch && mainSearch.length > 0) { // 主表搜索条件
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let keys = searches.map(item => item.key)
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mainSearch.forEach(item => {
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if (!keys.includes(item.key)) {
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searches.push(item)
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}
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})
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}
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let requireFields = searches.filter(item => item.required && item.value === '')
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if (requireFields.length > 0) {
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return
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}
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if (!hastimer) {
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this.setState({
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loading: true
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})
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}
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let _orderBy = config.setting.order || ''
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let param = UtilsDM.getQueryDataParams(config.setting, arr_field, searches, _orderBy, '', '', BID)
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let result = await Api.genericInterface(param)
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if (result.status) {
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let reset = true
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if (hastimer && is(fromJS(result.data), fromJS(this.state.data))) {
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reset = false
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}
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this.setState({
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data: result.data,
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empty: false,
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loading: false
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}, () => {
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if (!reset) return
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this.handleData()
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})
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} else {
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this.setState({
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loading: false
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})
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this.timer && this.timer.stop()
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if (result.ErrCode === 'N') {
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Modal.error({
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title: result.message,
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})
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} else {
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notification.error({
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top: 92,
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message: result.message,
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duration: 10
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})
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}
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}
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}
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/**
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* @description 数据预处理，统计数据需要重置
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*/
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handleData = () => {
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let _element = document.getElementById(this.state.chartId)
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if (_element) {
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_element.innerHTML = ''
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}
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this.scatterrender()
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}
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/**
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* @description 散点图渲染
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*/
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scatterrender = () => {
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const { plot, data, chartId } = this.state
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const chart = new Chart({
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container: chartId,
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autoFit: true,
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height: plot.height
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})
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chart.data(data);
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chart.scale({
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[plot.Xaxis]: { nice: true },
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[plot.Yaxis]: { nice: true },
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})
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chart.axis(plot.Xaxis, { label: { style: { fill: plot.color } } })
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chart.axis(plot.Yaxis, { label: { style: { fill: plot.color } } })
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chart.legend({
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position: 'bottom',
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itemName: { style: { fill: plot.color } }
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})
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if (plot.tooltip !== 'true') {
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chart.tooltip(false)
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} else {
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chart.tooltip({
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showTitle: false,
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showCrosshairs: true,
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crosshairs: {
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type: 'xy',
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}
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})
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}
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chart
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.point()
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.position(`${plot.Xaxis}*${plot.Yaxis}`)
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.color(plot.gender)
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.shape(plot.shape)
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.tooltip(`${plot.gender}*${plot.Xaxis}*${plot.Yaxis}`, (gender, height, weight) => {
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return {
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name: gender,
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value: height + (plot.Xunit ? `(${plot.Xunit}), ` : ', ') + weight + (plot.Yunit ? `(${plot.Yunit})` : '')
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};
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})
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.style({
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fillOpacity: 0.85
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})
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if (plot.interaction && plot.interaction.length) {
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plot.interaction.forEach(t => {
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chart.interaction(t)
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})
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}
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chart.render()
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this.setState({chart})
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}
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refreshSearch = (list) => {
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this.setState({search: list}, () => {
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this.loadData()
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})
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}
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downloadImage = () => {
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const { chart, config } = this.state
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const link = document.createElement('a');
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const filename = `${config.name}${moment().format('YYYY-MM-DD HH_mm_ss')}.png`;
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const canvas = chart.getCanvas();
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canvas.get('timeline').stopAllAnimations();
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setTimeout(() => {
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const canvas = chart.getCanvas();
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const canvasDom = canvas.get('el');
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const dataURL = canvasDom.toDataURL('image/png');
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if (window.Blob && window.URL) {
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const arr = dataURL.split(',');
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const mime = arr[0].match(/:(.*?);/)[1];
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const bstr = atob(arr[1]);
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let n = bstr.length;
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const u8arr = new Uint8Array(n);
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while (n--) {
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u8arr[n] = bstr.charCodeAt(n);
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}
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const blobObj = new Blob([u8arr], { type: mime });
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if (window.navigator.msSaveBlob) {
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window.navigator.msSaveBlob(blobObj, filename);
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} else {
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link.addEventListener('click', () => {
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link.download = filename;
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link.href = window.URL.createObjectURL(blobObj);
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});
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}
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}
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const e = document.createEvent('MouseEvents');
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e.initEvent('click', false, false);
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link.dispatchEvent(e);
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}, 16);
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}
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render() {
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const { config, loading, empty, BID } = this.state
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let style = {...config.style}
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if (empty && config.plot.empty === 'hidden') {
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style.opacity = 0
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style.position = 'absolute'
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style.zIndex = -1
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style.width = '100%'
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}
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return (
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<div className="custom-scatter-plot-box" id={'anchor' + config.uuid} style={style}>
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{loading ?
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<div className="loading-mask">
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<div className="ant-spin-blur"></div>
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<Spin />
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</div> : null
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}
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<NormalHeader config={config} BID={BID} refresh={this.refreshSearch} />
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<div className="canvas-wrap">
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{config.plot.download === 'enable' && this.state.chart && !empty ? <DownloadOutlined onClick={this.downloadImage} className="system-color download"/> : null}
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<div className={'chart-action' + (config.plot.download === 'enable' ? ' downable' : '')}>
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{config.action.map(item => {
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if (item.OpenType === 'excelOut') {
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return (
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<ExcelOutButton
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key={item.uuid}
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BID={BID}
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btn={item}
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show="icon"
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setting={config.setting}
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/>
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)
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} else {
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return (
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<ExcelInButton
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key={item.uuid}
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BID={BID}
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btn={item}
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show="icon"
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setting={config.setting}
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/>
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)
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}
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})}
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</div>
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<div className={'canvas' + (empty ? ' empty' : '')} id={this.state.chartId}></div>
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</div>
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{empty ? <Empty description={false}/> : null}
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</div>
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)
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}
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}
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export default ScatterChart
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