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export const colorCodes: { [key: string]: string } = {
'0': '#000000', // black
'1': '#0000be', // blue
'2': '#00be00', // green
'3': '#00bebe', // cyan
'4': '#be0000', // red
'5': '#be00be', // magenta
'6': '#ffaa00', // gold
'7': '#bebebe', // light gray
'8': '#3f3f3f', // dark gray
'9': '#3f3ffe', // light blue
'a': '#3ffe3f', // light green
'b': '#3ffefe', // light cyan
'c': '#fe3f3f', // light red
'd': '#fe3ffe', // light magenta
'e': '#fefe3f', // yellow
'f': '#ffffff', // white
}
const specialCodes: { [key: string]: string } = {
'l': 'font-weight: bold'
}
const colorCodeCharacter = '§'
export function formattingCodeToHtml(formatted: string): string {
let htmlOutput = ''
// we store the hex code, not the formatting code
let currentColor: null | string = null
// we store the css code, not the formatting code
const activeSpecialCodes: string[] = []
function reset() {
if (currentColor) {
htmlOutput += '</span>'
currentColor = null
}
while (activeSpecialCodes.pop()) {
htmlOutput += '</span>'
}
}
while (formatted.length > 0) {
const character = formatted[0]
formatted = formatted.slice(1)
// if it encounters § (or whatever colorCodeCharacter is), then read the next character
if (character === colorCodeCharacter) {
const colorCharacter = formatted[0]
formatted = formatted.slice(1)
if (colorCodes[colorCharacter]) {
if (currentColor !== colorCodes[colorCharacter]) { // make sure the color is different than the active one
// if there's already a color, close that tag
if (currentColor) htmlOutput += '</span>'
currentColor = colorCodes[colorCharacter]
htmlOutput += `<span style="color:${currentColor}">`
}
} else if (specialCodes[colorCharacter]) {
if (!activeSpecialCodes.includes(specialCodes[colorCharacter])) {
activeSpecialCodes.push(specialCodes[colorCharacter])
htmlOutput += `<span style="${specialCodes[colorCharacter]}">`
}
} else if (colorCharacter === 'r') {
reset()
}
} else {
// no xss!
htmlOutput += character.replace(/&/g, '&').replace(/</g, '<').replace(/>/g, '>')
}
}
reset()
return htmlOutput
}
// we store the regex here so we don't have to build the object every time
const formattingCodeRegex = new RegExp(colorCodeCharacter + '.', 'g')
export function removeFormattingCode(formatted: string): string {
return formatted.replace(formattingCodeRegex, '')
}
function moveToEndOfId(word: string, thing: string) {
if (thing.startsWith(`${word}_`))
thing = thing.slice(`${word}_`.length) + `_${word}`
return thing
}
interface MillisecondsToTimeOpts {
parts: number
}
export function millisecondsToTime(totalMilliseconds: number, opts: MillisecondsToTimeOpts = { parts: 2 }) {
const totalSeconds = totalMilliseconds / 1000
const totalMinutes = totalSeconds / 60
const totalHours = totalMinutes / 60
const totalDays = totalHours / 24
const milliseconds = Math.floor(totalMilliseconds) % 1000
const seconds = Math.floor(totalSeconds) % 60
const minutes = Math.floor(totalMinutes) % 60
const hours = Math.floor(totalHours) % 24
const days = Math.floor(totalDays)
const stringUnits: string[] = []
if (totalDays > 1) stringUnits.push(`${days} days`)
else if (totalDays == 1) stringUnits.push(`${days} day`)
if (totalHours > 1) stringUnits.push(`${hours} hours`)
else if (totalHours == 1) stringUnits.push(`${hours} hour`)
if (totalMinutes > 1) stringUnits.push(`${minutes} minutes`)
else if (totalMinutes == 1) stringUnits.push(`${minutes} minute`)
if (totalSeconds > 1) stringUnits.push(`${seconds} seconds`)
else if (totalSeconds == 1) stringUnits.push(`${seconds} second`)
if (totalMilliseconds > 1) stringUnits.push(`${milliseconds} milliseconds`)
else if (totalMilliseconds == 1) stringUnits.push(`${milliseconds} millisecond`)
// comma separated, "and" before last
let partsCount = opts.parts
if (stringUnits.length < opts.parts) partsCount = stringUnits.length
if (partsCount === 1) return stringUnits[0]
return stringUnits.slice(0, partsCount - 1).join(', ') + ' and ' + stringUnits[partsCount - 1]
}
export function cleanId(id: string) {
for (const string of ['deaths', 'kills', 'collection', 'skill'])
id = moveToEndOfId(string, id)
return id
.replace(/^./, id[0].toUpperCase())
.replace(/_/g, ' ')
}
export function toTitleCase(s: string) {
return s.replace(
/\w\S*/g,
w => w.charAt(0).toUpperCase() + w.slice(1).toLowerCase()
)
}
export function toRomanNumerals(number: number) {
return ['', 'I', 'II', 'III', 'IV', 'V', 'VI', 'VII', 'VIII', 'IX', 'X', 'XI', 'XII', 'XIII', 'XIV', 'XV', 'XVI', 'XVII', 'XVIII', 'XIX', 'XX'][number]
}
export function shuffle<T>(a: T[]): T[] {
for (let i = a.length - 1; i > 0; i--) {
const j = Math.floor(Math.random() * (i + 1))
;[a[i], a[j]] = [a[j], a[i]]
}
return a
}
const emojiRegex = /(\u00a9|\u00ae|[\u2000-\u3300]|\ud83c[\ud000-\udfff]|\ud83d[\ud000-\udfff]|\ud83e[\ud000-\udfff])/g
export function twemojiHtml(s: string) {
const htmlEncoded = s.replace('<', '<').replace('>', '>').replace('&', '&')
// replace unicode emojis with <img src="/emoji/[hex].svg">
const asTwemoji = htmlEncoded.replace(emojiRegex, (match) => {
return `<img src="/emoji/${[...match].map(p => p.codePointAt(0)!.toString(16)).join('-')}.svg" class="emoji" alt="${match}">`
})
return asTwemoji
}
export function formatNumber(n: number, digits = 3) {
// from https://stackoverflow.com/a/9462382 with some modifications
const numberSymbolsLookup = [
{ value: 1, symbol: '' },
{ value: 1e3, symbol: 'k' },
{ value: 1e6, symbol: 'M' },
{ value: 1e9, symbol: 'G' },
{ value: 1e12, symbol: 'T' },
{ value: 1e15, symbol: 'P' },
{ value: 1e18, symbol: 'E' },
]
const item = numberSymbolsLookup.slice().reverse().find(item => n >= item.value)
return (n / (item?.value ?? 1)).toPrecision(digits).replace(/\.0+$|(\.[0-9]*[1-9])0+$/, '$1') + (item?.symbol ?? '')
}
export function formatNumberFromUnit(n: number, unit: null | 'date' | 'time' | string) {
switch (unit) {
case null:
return n.toLocaleString()
case 'date':
return (new Date(n * 1000)).toUTCString()
case 'time':
return millisecondsToTime(Math.abs(n))
default:
return `${n.toLocaleString()} ${unit}`
}
}
/** Get the milliseconds since epoch for a given SkyBlock date. The year, month, and day are 1 indexed. */
export function skyblockTime(year: number, month = 1, day = 1) {
const sbEpoch = 1560275700000
let time = sbEpoch
if (year) time += 446400000 * (year)
if (month) time += 37200000 * (month - 1)
if (day) time += 1200000 * (day - 1)
return time
}
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