lightlimx-website/utils/index.js

68 lines
1.7 KiB
JavaScript

import cryptoJs from 'crypto-js'
const assetsUri = (src) => {
if (src && (src.includes('https://') || src.includes('http://'))) {
return src
}
return require(`~/static/${src}`)
}
function getUrlParams (params) {
const urlObj = {}
if (!window.location.search) { return false }
const urlParams = window.location.search.substring(1)
const urlArr = urlParams.split('&')
for (let i = 0; i < urlArr.length; i++) {
const urlArrItem = urlArr[i].split('=')
urlObj[urlArrItem[0]] = urlArrItem[1]
}
// 判断是否有参数
if (arguments.length >= 1) {
return urlObj[params]
}
return urlObj
}
// const staticUri = (src) => {
// if (src && (src.includes('https://') || src.includes('http://'))) {
// return src
// }
// return require(`/static/${src}`)
// }
class Web3Utils {
static base64UrlEncode (str) {
let encodedSource = cryptoJs.enc.Base64.stringify(str)
const reg = new RegExp('/', 'g')
encodedSource = encodedSource.replace(/[=]+$/, '').replace(/\+/g, '-').replace(reg, '_')
return encodedSource
}
static jiami (accounts) {
const header = JSON.stringify({
alg: 'HS256',
typ: 'JWT'
})
const payload = JSON.stringify({
address: accounts
})
const secretSalt = 'JCA3bTd8XW7pkJmQMJT1ZiY75uhwjrmXPvisjAzVcWlOQ5LvqF'
const before_sign = `${Web3Utils.base64UrlEncode(cryptoJs.enc.Utf8.parse(header))}.${Web3Utils.base64UrlEncode(cryptoJs.enc.Utf8.parse(payload))}`
let signature = cryptoJs.HmacSHA256(before_sign, secretSalt)
signature = Web3Utils.base64UrlEncode(signature)
return `${before_sign}.${signature}`
}
}
export {
assetsUri, getUrlParams,Web3Utils
}