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mirror of https://github.com/muety/wakapi.git synced 2023-08-10 21:12:56 +03:00
wakapi/static/assets/app.js
Ferdinand Mütsch 0e61870568 Resolve #7.
2020-03-31 11:24:44 +02:00

216 lines
6.7 KiB
JavaScript

const SHOW_TOP_N = 10
const CHART_TARGET_SIZE = 170
const projectsCanvas = document.getElementById('chart-projects')
const osCanvas = document.getElementById('chart-os')
const editorsCanvas = document.getElementById('chart-editor')
const languagesCanvas = document.getElementById('chart-language')
let charts = []
let resizeCount = 0
String.prototype.toHHMMSS = function () {
var sec_num = parseInt(this, 10)
var hours = Math.floor(sec_num / 3600)
var minutes = Math.floor((sec_num - (hours * 3600)) / 60)
var seconds = sec_num - (hours * 3600) - (minutes * 60)
if (hours < 10) {
hours = '0' + hours
}
if (minutes < 10) {
minutes = '0' + minutes
}
if (seconds < 10) {
seconds = '0' + seconds
}
return hours + ':' + minutes + ':' + seconds
}
function draw() {
let titleOptions = {
display: true,
fontSize: 16
}
function getTooltipOptions(key, type) {
return {
mode: 'single',
callbacks: {
label: (item) => {
let idx = type === 'pie' ? item.index : item.datasetIndex
let d = wakapiData[key][idx]
return `${d.key}: ${d.total.toString().toHHMMSS()}`
}
}
}
}
charts.forEach(c => c.destroy())
let projectChart = new Chart(projectsCanvas.getContext('2d'), {
type: 'horizontalBar',
data: {
datasets: wakapiData.projects
.slice(0, Math.min(SHOW_TOP_N, wakapiData.projects.length))
.map(p => {
return {
label: p.key,
data: [parseInt(p.total)],
backgroundColor: getRandomColor(p.key)
}
})
},
options: {
title: Object.assign(titleOptions, {text: `Projects (top ${SHOW_TOP_N})`}),
tooltips: getTooltipOptions('projects', 'bar'),
legend: {
display: false
},
maintainAspectRatio: false,
onResize: onChartResize
}
})
let osChart = new Chart(osCanvas.getContext('2d'), {
type: 'pie',
data: {
datasets: [{
data: wakapiData.operatingSystems
.slice(0, Math.min(SHOW_TOP_N, wakapiData.operatingSystems.length))
.map(p => parseInt(p.total)),
backgroundColor: wakapiData.operatingSystems.map(p => getRandomColor(p.key))
}],
labels: wakapiData.operatingSystems
.slice(0, Math.min(SHOW_TOP_N, wakapiData.operatingSystems.length))
.map(p => p.key)
},
options: {
title: Object.assign(titleOptions, {text: `Operating Systems (top ${SHOW_TOP_N})`}),
tooltips: getTooltipOptions('operatingSystems', 'pie'),
maintainAspectRatio: false,
onResize: onChartResize
}
})
let editorChart = new Chart(editorsCanvas.getContext('2d'), {
type: 'pie',
data: {
datasets: [{
data: wakapiData.editors
.slice(0, Math.min(SHOW_TOP_N, wakapiData.editors.length))
.map(p => parseInt(p.total)),
backgroundColor: wakapiData.editors.map(p => getRandomColor(p.key))
}],
labels: wakapiData.editors
.slice(0, Math.min(SHOW_TOP_N, wakapiData.editors.length))
.map(p => p.key)
},
options: {
title: Object.assign(titleOptions, {text: `Editors (top ${SHOW_TOP_N})`}),
tooltips: getTooltipOptions('editors', 'pie'),
maintainAspectRatio: false,
onResize: onChartResize
}
})
let languageChart = new Chart(languagesCanvas.getContext('2d'), {
type: 'pie',
data: {
datasets: [{
data: wakapiData.languages
.slice(0, Math.min(SHOW_TOP_N, wakapiData.languages.length))
.map(p => parseInt(p.total)),
backgroundColor: wakapiData.languages.map(p => languageColors[p.key.toLowerCase()] || getRandomColor(p.key))
}],
labels: wakapiData.languages
.slice(0, Math.min(SHOW_TOP_N, wakapiData.languages.length))
.map(p => p.key)
},
options: {
title: Object.assign(titleOptions, {text: `Languages (top ${SHOW_TOP_N})`}),
tooltips: getTooltipOptions('languages', 'pie'),
maintainAspectRatio: false,
onResize: onChartResize
}
})
getTotal(wakapiData.operatingSystems)
document.getElementById('grid-container').style.visibility = 'visible'
charts = [projectChart, osChart, editorChart, languageChart]
charts.forEach(c => c.options.onResize(c.chart))
equalizeHeights()
}
function getContainer(chart) {
return chart.canvas.parentNode
}
function onChartResize(chart) {
let container = getContainer(chart)
let targetHeight = Math.min(chart.width, CHART_TARGET_SIZE)
let actualHeight = chart.height - chart.chartArea.top
let containerTargetHeight = container.clientHeight += (targetHeight - actualHeight)
container.style.height = parseInt(containerTargetHeight) + 'px'
resizeCount++
watchEqualize()
}
function watchEqualize() {
if (resizeCount === charts.length) {
equalizeHeights()
resizeCount = 0
}
}
function equalizeHeights() {
let maxHeight = 0
charts.forEach(c => {
let container = getContainer(c)
if (maxHeight < container.clientHeight) {
maxHeight = container.clientHeight
}
})
charts.forEach(c => {
let container = getContainer(c)
container.style.height = parseInt(maxHeight) + 'px'
})
}
function getTotal(data) {
let total = data.reduce((acc, d) => acc + d.total, 0)
document.getElementById('total-span').innerText = total.toString().toHHMMSS()
}
function getRandomColor(seed) {
seed = seed ? seed : '1234567'
Math.seedrandom(seed)
var letters = '0123456789ABCDEF'.split('')
var color = '#'
for (var i = 0; i < 6; i++) {
color += letters[Math.floor(Math.random() * 16)]
}
return color
}
// https://koddsson.com/posts/emoji-favicon/
const favicon = document.querySelector('link[rel=icon]')
if (favicon) {
const emoji = favicon.getAttribute('data-emoji')
if (emoji) {
const canvas = document.createElement('canvas')
canvas.height = 64
canvas.width = 64
const ctx = canvas.getContext('2d')
ctx.font = '64px serif'
ctx.fillText(emoji, 0, 64)
favicon.href = canvas.toDataURL()
}
}
window.addEventListener('load', function () {
draw()
})