apass-opensdk-hugong/utils/index.js

飞书Apass低代码平台-飞书开放平台-相关的接口整合和常用的方法整合

const Url = require('./url')
const File_ = require('./file_')
const Date_ = require('./date_')
class Utils {
  #hg = null
  constructor(hg) {
    this.#hg = hg

    this.url = new Url(hg)
    this.file = new File_(hg)
    this.date = new Date_(hg)
  }

  /**
   * 数组分割
   * @param {*} list 
   * @param {*} chunkSize 分割长度
   * @param {*} callback(item) 分割后回调(不传递则方法返回切割长度后的数组)
   * @returns 
   */
  async splitArray(list, chunkSize, callback) {
    const result = [];
    this.#hg.log4('splitArray len ', list.length)
    for (let i = 0; i < list.length; i += chunkSize) {
      const batch = list.slice(i, i + chunkSize)
      this.#hg.log8('splitArray item ', i, i + chunkSize)
      if (callback) {
        await callback(batch)
        continue
      }
      result.push(batch); // 使用 slice 方法按 chunkSize 进行切割
    }
    return result;
  }

  toMD5(data) {
    const crypto = require('crypto');
    const hash = crypto.createHash('md5');
    hash.update(data);
    const md5Hash = hash.digest('hex');
    this.#hg.log4(`MD5 Hash of "${data}": ${md5Hash}`)
    return md5Hash
  }


  /**
   * 格式化货币
   * @param {*} amount 
   * @param {*} locale 
   * @param {*} currency 
   * @returns 
   */
  formatCurrency(amount, locale = 'en-US', currency = 'USD') {
    return new Intl.NumberFormat(locale, { style: 'currency', currency, }).format(amount);
  }

  /**
   * 分块数组
   * @param {*} arr 
   * @param {*} size 
   * @returns 
   */
  chunkAll(arr, size) {
    return Array.from({ length: Math.ceil(arr.length / size) }, (_, i) => arr.slice(i * size, i * size + size));
  }


  /**
   * 范围生成器
   * @param {*} start 
   * @param {*} end 
   * @param {*} step 
   * @returns 
   */
  range(start, end, step = 1) {
    return Array.from({ length: (end - start) / step + 1 }, (_, i) => start + i * step);
  }

  /**
   * 移除重复项
   * @param {*} arr 
   * @returns 
   */
  unique(arr) {
    return [...new Set(arr)];
  }

}
module.exports = Utils