/*
* url 目标url
* arg 需要替换的参数名称
* arg_val 替换后的参数的值
* return url 参数替换后的url
*/
export function changeURLArg (url, arg, argValue) {
  var pattern = arg + '=([^&]*)'
  var replaceText = arg + '=' + argValue
  if (url.match(pattern)) {
    var tmp = '/(' + arg + '=)([^&]*)/gi'
    // eslint-disable-next-line no-eval
    tmp = url.replace(eval(tmp), replaceText)
    return tmp
  } else {
    if (url.match('[\\?]')) {
      return url + '&' + replaceText
    } else {
      return url + '?' + replaceText
    }
  }
  // eslint-disable-next-line no-unreachable
  return url + '\n' + arg + '\n' + argValue
}

/**
 * 脉冲效果
 */
export function pulseEffect (xy) {
  let times = 1000
  const colors = ['#00f100', '#ff0000']
  // 插件 效果实现
  var pulsingIcon = window.L.icon.pulse({
    iconSize: [30, 30],
    color: colors[0],
    fillColor: ''
  })
  var picGroupMarker = window.L.marker(xy, { icon: pulsingIcon }).addTo(window.mapManager.hightlightLayer)
  // 定时
  var timeInterval = setInterval(() => {
    if (times > 0) {
      times--
    } else {
      clearInterval(timeInterval)
      picGroupMarker.remove()
    }
  }, 1000)
}

export function reversePolyLine (feature) {
  const coordinates = clone(feature.geometry.coordinates)
  var latlng = []
  for (var j = 0; j < coordinates.length; j++) {
    let coordinate = coordinates[j]
    coordinate = [coordinate[1], coordinate[0]]
    latlng.push(coordinate)
  }
  return latlng
}

export function reverseMultiLine (feature) {
  const coordinates = clone(feature.geometry.coordinates)
  var latlng = []
  for (var j = 0; j < coordinates.length; j++) {
    const coordinate = coordinates[j]
    var xy = []
    for (var k = 0; k < coordinate.length; k++) {
      let coor = coordinate[k]
      if (coor.length > 2) {
        coor = coor.splice(2, 1)
      }
      xy.push(coor.reverse())
    }
    latlng.push(xy)
  }
  return latlng
}

/**
 * 设置弹窗平移位置
 * @param pos
 * @param value
 */
export function setPanTo (pos, value) {
  var position = pos
  position = window.map.latLngToLayerPoint(position)
  position.y += value
  position = window.map.layerPointToLatLng(position)
  window.map.flyTo(position)
}

/**
 * 复制对象
 * @param obj
 * @returns {{}}
 */
export function clone (obj) {
  var o
  // 如果  他是对象object的话  , 因为null,object,array  也是'object';
  if (typeof obj === 'object') {
    // 如果  他是空的话
    if (obj === null) {
      o = null
    } else {
      // 如果  他是数组arr的话
      if (obj instanceof Array) {
        o = []
        for (var i = 0, len = obj.length; i < len; i++) {
          o.push(clone(obj[i]))
        }
      } else {
        // 如果  他是对象object的话
        o = {}
        for (var j in obj) {
          o[j] = clone(obj[j])
        }
      }
    }
  } else {
    o = obj
  }
  return o
}

/**
 *
 * 设置index,线在最下面，点在上面
 * @param layerGroup 图层组
 */
export function setZIndex (layer) {
  if (Array.isArray(layer)) {
    for (var i = 0; i < layer.length; i++) {
      setZIndex(layer[i])
    }
  } else {
    if (layer.getLayers) {
      setZIndex(layer.getLayers())
    } else {
      if (layer.feature && (layer.feature.geometry.type === 'LineString' || layer.feature.geometry.type === 'MultiLineString')) {
        layer.bringToBack && layer.bringToBack()
      } else {
        layer.bringToFront && layer.bringToFront()
      }
    }
  }
}

/**
 * 去掉两头空格
 * @param str
 * @returns {*}
 */
export function lrtrim (str) {
  return str.replace(/^\s+|\s+$/g, '')
}

export default clone