Minetrack/assets/js/util.js
2020-05-11 20:53:59 -05:00

122 lines
3.1 KiB
JavaScript

export class Tooltip {
constructor () {
this._div = document.getElementById('tooltip')
}
set (x, y, offsetX, offsetY, html) {
this._div.innerHTML = html
// Assign display: block so that the offsetWidth is valid
this._div.style.display = 'block'
// Prevent the div from overflowing the page width
const tooltipWidth = this._div.offsetWidth
// 1.2 is a magic number used to pad the offset to ensure the tooltip
// never gets close or surpasses the page's X width
if (x + offsetX + (tooltipWidth * 1.2) > window.innerWidth) {
x -= tooltipWidth
offsetX *= -1
}
this._div.style.top = (y + offsetY) + 'px'
this._div.style.left = (x + offsetX) + 'px'
}
hide = () => {
this._div.style.display = 'none'
}
}
export class Caption {
constructor () {
this._div = document.getElementById('status-text')
}
set (text) {
this._div.innerText = text
this._div.style.display = 'block'
}
hide () {
this._div.style.display = 'none'
}
}
// Minecraft Java Edition default server port: 25565
// Minecraft Bedrock Edition default server port: 19132
const MINECRAFT_DEFAULT_PORTS = [25565, 19132]
export function formatMinecraftServerAddress (ip, port) {
if (port && !MINECRAFT_DEFAULT_PORTS.includes(port)) {
return ip + ':' + port
}
return ip
}
// Detect gaps in versions by matching their indexes to knownVersions
export function formatMinecraftVersions (versions, knownVersions) {
if (!versions || !versions.length || !knownVersions || !knownVersions.length) {
return
}
let currentVersionGroup = []
const versionGroups = []
for (let i = 0; i < versions.length; i++) {
// Look for value mismatch between the previous index
// Require i > 0 since lastVersionIndex is undefined for i === 0
if (i > 0 && versions[i] - versions[i - 1] !== 1) {
versionGroups.push(currentVersionGroup)
currentVersionGroup = []
}
currentVersionGroup.push(versions[i])
}
// Ensure the last versionGroup is always pushed
if (currentVersionGroup.length > 0) {
versionGroups.push(currentVersionGroup)
}
if (versionGroups.length === 0) {
return
}
// Remap individual versionGroups values into named versions
return versionGroups.map(versionGroup => {
const startVersion = knownVersions[versionGroup[0]]
if (versionGroup.length === 1) {
// A versionGroup may contain a single version, only return its name
// This is a cosmetic catch to avoid version labels like 1.0-1.0
return startVersion
} else {
const endVersion = knownVersions[versionGroup[versionGroup.length - 1]]
return startVersion + '-' + endVersion
}
}).join(', ')
}
export function formatTimestampSeconds (secs) {
const date = new Date(0)
date.setUTCSeconds(secs)
return date.toLocaleTimeString()
}
export function formatDate (secs) {
const date = new Date(0)
date.setUTCSeconds(secs)
return date.toLocaleDateString()
}
export function formatPercent (x, over) {
const val = Math.round((x / over) * 100 * 10) / 10
return val + '%'
}
export function formatNumber (x) {
return x.toString().replace(/\B(?=(\d{3})+(?!\d))/g, ',')
}