const utils = {
  throttle: function (fn, interval) {
    let lastRunTime = 0

    return function (...args) {
      let elapsedTime = Date.now() - lastRunTime
      if (elapsedTime < interval) {
        return
      }

      let context = this
      lastRunTime = Date.now()
      fn.apply(context, args)
    }
  },
  getImageUrl(name) {
    return new URL(`../assets/images/${name}`, import.meta.url).href
  },

  getQueryByName(key) {
    let querys = window.location.search.substring(1).split('&')
        for (let i = 0; i < querys.length; i++) {
            let keypair = querys[i].split('=')
            if (keypair.length === 2 && keypair[0] === key) {
                try {
                    return decodeURIComponent(keypair[1])
                } catch (error) {
                    return keypair[1]
                }
            }
        }
        return ''
  }
}

/**
 * 获取忽略指定属性的对象
 * @param {Object} obj 源对象
 * @param  {...any} props 忽略属性
 */
export function omit(obj, ...props) {
  const result = { ...obj }
  props.forEach(function (prop) {
    delete result[prop]
  })
  return result
}

export const objectToString = Object.prototype.toString
export const toTypeString = value => objectToString.call(value)

// 获取制定对象的类型比如toRawType(1) Number
export const toRawType = value => toTypeString(value).slice(8, -1)

/**
 * 判断是否函数
 * @param {any} target 参数对象
 */
export const isFunction = target => toRawType(target) === 'Function'

export default utils