var referenceDrawing = function (item, planList) {

  if (!item || !planList || !planList.length > 0) {
    return []
  }


  // console.log("item====item", JSON.stringify(item))

  // console.log("planList====planList", JSON.stringify(planList))

  var planTypeObj = {}
  for (var index = 0; index < planList.length; index++) {
    var element = planList[index];
    if (element.allPlan.length > 0) {
      for (var indexItem = 0; indexItem < element.allPlan.length; indexItem++) {
        var elementItem = element.allPlan[indexItem];
        if (elementItem.id == item.id) {
          planTypeObj = element
        }
      }
    }
  }


  // console.log("planTypeObj===planTypeObj", JSON.stringify(planTypeObj))

  var planNameObj = {}
  if(planTypeObj.allPlan&&planTypeObj.allPlan.length){
    for (var index = 0; index < planTypeObj.allPlan.length; index++) {
      var element = planTypeObj.allPlan[index];
      if (element.id == item.id) {
        planNameObj = element
      }
    }
  }


  var list = []
  if (planNameObj.attach && planNameObj.attach_name) {
    list.push({
      "name": planNameObj.attach_name,
      "path": planNameObj.attach
    })
  }

  if (planNameObj.attach2 && planNameObj.attach_name2) {
    list.push({
      "name": planNameObj.attach_name2,
      "path": planNameObj.attach2
    })
  }


  // console.log("===================================", JSON.stringify(list))

  return list
}

var formartFileName = function(url){
  var fName = url;
  fName = fName.trim();
  return fName.substring(fName.lastIndexOf("/")+1)
}

var itemListLen = function(arr, materialModel, str){
  var newArr = []
  arr.forEach(function(item){
    if(item.model === materialModel && item.spec === str){
      newArr.push(item)
    }    
  })
  if(newArr.length>0){
    return newArr[0].itemList.length
  }else{
    return 0
  }
}

var findItem = function(key, value, arr){
  if (!arr.length > 0) {
    return []
  }
  var item = [];
  for(var i = 0; i<arr.length; i++){
    if(arr[i][key] === value){
      item = arr[i]
    }
  }
  return item
}
var filterItem = function(key, value, arr){
  if (!(arr && arr.length > 0)) {
    return []
  }
  var item = [];
  for(var i = 0; i<arr.length; i++){
    if(arr[i][key]*1 >= value){
      item.push(arr[i])
    }
  }
  return item
}

var toFixedNum = function(num, len=2){
  var numStr = num*1;
  return numStr.toFixed(len)
}

var platformCheck = function(perm, permList){
  var isCheck = false
  permList.forEach(function(item){
    if(item === perm){
      isCheck = true
    }
  })
  return isCheck
}

module.exports = {
  referenceDrawing: referenceDrawing,
  formartFileName: formartFileName,
  itemListLen: itemListLen,
  toFixedNum: toFixedNum,
  findItem: findItem,
  filterItem: filterItem,
  platformCheck:platformCheck
}