pyxis-page/src/utils/index.ts
2021-04-19 16:44:23 +08:00

93 lines
2.6 KiB
TypeScript

// Parse the time to string
export const parseTime = (
time?: object | string | number | null,
cFormat?: string
): string | null => {
if (time === undefined || !time) {
return null
}
const format = cFormat || '{y}-{m}-{d} {h}:{i}:{s}'
let date: Date
if (typeof time === 'object') {
date = time as Date
} else {
if (typeof time === 'string') {
if (/^[0-9]+$/.test(time)) {
// support "1548221490638"
time = parseInt(time)
} else {
// support safari
// https://stackoverflow.com/questions/4310953/invalid-date-in-safari
// time = time.replace(new RegExp(/-/gm), '/')
}
}
if (typeof time === 'number' && time.toString().length === 10) {
time = time * 1000
}
date = new Date(time)
}
const formatObj: { [key: string]: number } = {
y: date.getFullYear(),
m: date.getMonth() + 1,
d: date.getDate(),
h: date.getHours(),
i: date.getMinutes(),
s: date.getSeconds(),
a: date.getDay()
}
const timeStr = format.replace(/{([ymdhisa])+}/g, (result, key) => {
const value = formatObj[key]
// Note: getDay() returns 0 on Sunday
if (key === 'a') {
return ['日', '一', '二', '三', '四', '五', '六'][value]
}
return value.toString().padStart(2, '0')
})
return timeStr
}
// Format and filter json data using filterKeys array
export const formatJson = (filterKeys: any, jsonData: any) =>
jsonData.map((data: any) => filterKeys.map((key: string) => {
if (key === 'timestamp') {
return parseTime(data[key])
} else {
return data[key]
}
}))
// Check if an element has a class
export const hasClass = (ele: HTMLElement, className: string) => {
return !!ele.className.match(new RegExp('(\\s|^)' + className + '(\\s|$)'))
}
// Add class to element
export const addClass = (ele: HTMLElement, className: string) => {
if (!hasClass(ele, className)) ele.className += ' ' + className
}
// Remove class from element
export const removeClass = (ele: HTMLElement, className: string) => {
if (hasClass(ele, className)) {
const reg = new RegExp('(\\s|^)' + className + '(\\s|$)')
ele.className = ele.className.replace(reg, ' ')
}
}
// Toggle class for the selected element
export const toggleClass = (ele: HTMLElement, className: string) => {
if (!ele || !className) {
return
}
let classString = ele.className
const nameIndex = classString.indexOf(className)
if (nameIndex === -1) {
classString += '' + className
} else {
classString =
classString.substr(0, nameIndex) +
classString.substr(nameIndex + className.length)
}
ele.className = classString
}