covcharts/src/App.vue

395 lines
12 KiB
Vue

<template>
<v-app id="inspire">
<v-app-bar app clipped-left>
<v-app-bar-nav-icon @click.stop="drawer = !drawer"/>
<v-toolbar-title>{{title}}</v-toolbar-title>
</v-app-bar>
<v-navigation-drawer
v-model="drawer"
app
clipped
stateless
>
<ChartConfig
:configs="chartConfig"
:configLists="configLists"
/>
<CountriesConfig
:lists="countriesLists"
:configs="countriesConfig"
/>
<DataLoader
v-model="allData"
></DataLoader>
</v-navigation-drawer>
<v-content>
<v-container class="sfill-height" fluid>
<v-row align="center" justify="center" id="maincontent" ref="maincontent">
<v-col class="shrink">
<MultiCountryChart
:countries="countriesData"
:scaleType="chartConfig.scaleSelected"
:dataType="chartConfig.typeSelected"
:width="chartWidth"
:height="chartWidth * (2/3)"
:since="syncSinceInt"
/>
<MultiBarChartSingle
:countriesData="countriesData"
:scaleType="chartConfig.scaleSelected"
:width="260"
:height="100"
/>
</v-col>
</v-row>
</v-container>
</v-content>
<v-footer app>
<span>
Using <a href="https://vuejs.org/" target="_blank">Vuejs</a>
and <a href="https://d3js.org/" target="_blank">d3</a> -
<a href="https://github.com/pomber/covid19" target="_blank">Data source</a>
</span>
</v-footer>
</v-app>
</template>
<script>
//import AllData from '../data/timeseries.json'
import ChartConfig from './components/ChartConfig'
import CountriesConfig from './components/CountriesConfig'
import MultiCountryChart from './components/d3/MultiCountryChart'
import MultiBarChartSingle from './components/MultiBarChartSingle'
import DataLoader from './components/DataLoader'
MultiBarChartSingle
let limit = (value, min, max) => {
return value > max ? max : value < min ? min : value
}
limit()
function formatDate(date) {
var d = new Date(date),
month = '' + (d.getMonth() + 1),
day = '' + d.getDate(),
year = d.getFullYear();
if (month.length < 2)
month = '0' + month;
if (day.length < 2)
day = '0' + day;
return [year, month, day].join('-');
}
const defaultUserConfig = {
chartConfig: {
typeSelected: 'confirmed',
scaleSelected: 'linear',
dayStart: 30,
dayEnd: 0,
ymax: 0,
syncSince: 0,
resetConfig: false,
math: {
exp: {
display: false,
factor: 6.5,
dayPrev: 26
},
pow: {
display: false,
factor: 3,
dayPrev: 5
},
logi: {
display: false,
factor:0.15,
dayPrev: 42
},
},
},
countriesConfig: {
selected: [{name: "France"}, {name: "Italy"},{name:"Spain"},{name:"United Kingdom"}],
basePalette: "tolRainbowColor"
},
}
defaultUserConfig
export default {
name: 'AppVuetify',
components: {ChartConfig, CountriesConfig, MultiCountryChart, MultiBarChartSingle, DataLoader},
props: {
source: String,
},
data () { return {
drawer: true,
title: 'Cov Charts',
allData: {},
chartWidth: 500,
chartConfig: Object.assign({},defaultUserConfig.chartConfig),
countriesConfig:Object.assign({}, defaultUserConfig.countriesConfig),
configLists: {
scaleList: ['log', 'linear'],
typesList: ['confirmed', 'deaths', 'recovered'],
},
countriesLists: {
top: ['Belgium', 'Sweden', 'France', 'Japan', 'Korea, South', 'Russia', 'Germany', 'Spain', 'Italy', 'China', 'United Kingdom', 'US'],
// Todo list of all countries using localstorage
//all: Object.keys(AllData).sort(),
},
debug: false,
}},
watch: {
drawer() {
console.log('dd', this.drawer)
},
countriesConfig: {
handler: function () {
this.saveConfig()
},
deep: true
},
chartConfig: {
handler: function (val) {
val.resetConfig ? this.resetConfig() : this.saveConfig()
},
deep: true
},
},
created() {
this.$vuetify.theme.dark = true
},
mounted() {
// Todo find a better way to get size
//this.chartWidth = this.$refs.maincontent.clientWidth * 2 / 3
this.chartWidth = 800
this.loadConfig()
},
methods: {
loadConfig() {
let uc = localStorage.getItem('userConfig')
if (uc && uc !== 'null') {
uc = JSON.parse(uc)
this.countriesConfig = uc.countriesConfig
this.chartConfig = uc.chartConfig
} else {
this.countriesConfig = Object.assign({},defaultUserConfig.countriesConfig)
this.chartConfig = Object.assign({},defaultUserConfig.chartConfig)
}
},
saveConfig() {
let userConfig = {countriesConfig: this.countriesConfig, chartConfig: this.chartConfig}
localStorage.setItem('userConfig', JSON.stringify(userConfig))
},
resetConfig() {
localStorage.setItem('userConfig', 'null')
this.loadConfig()
},
ccc(a, b) {
if (this.debug) console.log(a, b?b:'')
},
addMathFunctions(cdata, ymax) {
let cc = this.chartConfig.math
// Pow
if (cc.pow.display) {
cdata.push(this.calcFunction(cdata,
'pow3',
'#ffc500',
i => limit(Math.pow(i - parseInt(cc.pow.dayPrev), parseFloat(cc.pow.factor)), 1, ymax)
))
}
// Exp
if (cc.exp.display) {
cdata.push(this.calcFunction(cdata,
'exp',
'#fd1e00',
i => limit(Math.exp((i + parseInt(cc.exp.dayPrev)) / parseFloat(cc.exp.factor)), 1, ymax)
))
}
if (cc.logi.display) {
// Logistic function
let L = ymax
let k = parseFloat(cc.logi.factor)
let xo = parseInt(cc.logi.dayPrev)
cdata.push(this.calcFunction(cdata,
'logistic',
'rgb(253,130,0)',
//i => limit(L / (1 + Math.exp(Math.E, -k*(i - xo))), 1, 60000)
i => limit(L / (1 + Math.exp(-k * (i - xo))), 0, ymax)
))
}
return cdata
},
calcFunction(cdata, name, color, callback) {
return {
country: name,
color: color,
isMaths: true,
list: cdata[0].list.map((day, id) => {
return {
confirmed: callback(id),
date: day.date
}
})
}
},
calculateLog(cdata, ymax) {
console.log(' calculateLog',)
let max = ymax
let dayDecal = 2
let pointsCount = cdata[0].list.length
let e = Math.log(max)
let step = e / pointsCount
step , dayDecal;
let getY = i => {
i = i === 0 ? 0.5 : i
let value = Math.exp((i + dayDecal) * step)
//let value = Math.pow((i), 3)
return value < max ? value : undefined
}
let pointList = cdata[0].list.map((d, i) => {
return {
confirmed: getY(i),
date: d.date
}
})
let log = {
country: "log",
color: '#FFCC00',
list: pointList
}
cdata.push(log)
return cdata
},
},
computed: {
syncSinceInt() {
return parseInt(this.chartConfig.syncSince)
},
countriesData() {
if (!('France' in this.allData)) {
return []
}
let formatedData = []
const addSomeDays = false
let ymax = 0
this.countriesConfig.selected.map((country) => {
let filtered = JSON.parse(JSON.stringify(this.allData[country.name]))
if (this.syncSinceInt !== 0) {
filtered = filtered.filter((e) => {
//console.log(' e', e[this.chartConfig.typeSelected], syncSince, typeof this.syncSince)
return e[this.chartConfig.typeSelected] >= this.syncSinceInt
}
)
}
if (this.chartConfig.ymax > 0) {
filtered = filtered.map((d) => {
this.configLists.typesList.map(e => {
d[e] = d[e] > this.chartConfig.ymax ? NaN : d[e]
})
return d
})
}
filtered = filtered.filter((e, i) =>
i >= (this.chartConfig.dayStart - 1) &&
i < (filtered.length - this.chartConfig.dayEnd)
)
if (addSomeDays) {
// Adding addDays data points
let datebase = new Date(filtered.slice(-1)[0].date)
for (let i = 0; i < this.chartConfig.addDays; i++) {
let dd = new Date(datebase.getFullYear(), datebase.getMonth(), datebase.getDate() + i);
filtered.push({
date: formatDate(dd),
deaths: undefined,
recovered: undefined,
confirmed: undefined,
})
}
}
// Get ymax
filtered.map(d => {
ymax = d[this.chartConfig.typeSelected] > ymax ? d[this.chartConfig.typeSelected] : ymax
})
country.list = filtered
formatedData.push(country)
})
formatedData = this.addMathFunctions(formatedData, ymax)
return formatedData
}
}
}
</script>
<style>
html, body {
height: 100%;
margin: 0;
font-size: 12px;
}
input, select, .v-input, .v-label {
font-size: 13px;
}
.v-list--dense .v-list-item {
min-height: 20px;
}
.v-list--dense .v-list-item .v-list-item__content {
padding: 2px 0;
}
.v-list-item__action{
margin: 8px 0;
}
.v-text-field.v-text-field--solo .v-input__control {
min-height: 20px;
}
</style>