export const carousel = {
  computed: {
    isIE () {
      return /(MSIE)|(Trident)/.test(this.$store.state.option.userAgent)
    },
    effect () {
      return this.isIE ? 'slide' : 'fade'
    }
  }
}

export const sayPriceReplace = {
  data () {
    return {
      showSimilarCodeList: false,
      showSimilarBrandList: false,
      similarCode: [],
      similarBrand: []
    }
  },
  methods: {
    clearSimilar: function () {
      this.showSimilarCodeList = false
      this.showSimilarBrandList = false
    },
    checkBrand: function () {
      let nullStrFlag = this.baseUtils.checkNullStr(this.sayPriceObj.replaceBrand)
      this.validSayPrice.replaceBrand = this.sayPriceObj.replaceBrand && this.sayPriceObj.replaceBrand !== '' && nullStrFlag
      if (!this.validSayPrice.replaceBrand) {
        if (!nullStrFlag) {
          this.$message.error('品牌输入不合法')
        } else {
          this.$message.error('品牌不能为空')
        }
      }
      return this.validSayPrice.brand
    },
    checkCode: function () {
      let code = this.sayPriceObj.replaceCmpCode.trim()
      let nullStrFlag = this.baseUtils.checkNullStr(code)
      this.validSayPrice.replaceCmpCode = code && code !== '' && nullStrFlag
      if (!this.validSayPrice.replaceCmpCode) {
        if (!nullStrFlag) {
          this.$message.error('型号输入不合法')
        } else {
          this.$message.error('型号不能为空')
        }
      }
      return this.validSayPrice.replaceCmpCode
    },
    onBrandChange: function () {
      this.sayPriceObj.replaceBrand = this.sayPriceObj.replaceBrand.trim()
      if ((/[^\x00-\xff]/g).test(this.sayPriceObj.replaceBrand)) {
        let chineseIndex = -1
        for (let i = 0; i < this.sayPriceObj.replaceBrand.length; i++) {
          if ((/[^\x00-\xff]/g).test(this.sayPriceObj.replaceBrand.charAt(i)) && !(/[\u4e00-\u9fa5]/).test(this.sayPriceObj.replaceBrand.charAt(i))) {
            chineseIndex = i
            break
          }
        }
        if (chineseIndex > -1) {
          this.sayPriceObj.replaceBrand = this.sayPriceObj.replaceBrand.substring(0, chineseIndex)
        }
      } else if (this.sayPriceObj.replaceBrand && this.baseUtils.getRealLen(this.sayPriceObj.replaceBrand) > 50) {
        this.sayPriceObj.replaceBrand = this.baseUtils.cutOutString(this.sayPriceObj.replaceBrand, 50)
      } else {
        this.getSimilarBrand()
      }
    },
    onCodeChange: function () {
      if ((/[^\x00-\xff]/g).test(this.sayPriceObj.replaceCmpCode)) {
        let chineseIndex = -1
        for (let i = 0; i < this.sayPriceObj.replaceCmpCode.length; i++) {
          if ((/[^\x00-\xff]/g).test(this.sayPriceObj.replaceCmpCode.charAt(i))) {
            chineseIndex = i
            break
          }
        }
        this.sayPriceObj.replaceCmpCode = this.baseUtils.cutOutString(this.sayPriceObj.replaceCmpCode, chineseIndex)
      } else if (this.sayPriceObj.replaceCmpCode && this.baseUtils.getRealLen(this.sayPriceObj.replaceCmpCode) > 100) {
        this.sayPriceObj.replaceCmpCode = this.baseUtils.cutOutString(this.sayPriceObj.replaceCmpCode, 100)
      } else {
        this.getSimilarCode()
      }
    },
    getSimilarBrand: function () {
      if (this.sayPriceObj.replaceBrand) {
        this.$http.get('/search/similarBrands', {params: {keyword: this.sayPriceObj.replaceBrand}})
          .then(response => {
            this.similarBrand = response.data
            this.showSimilarBrandList = response.data.length > 0
          })
      } else {
        this.showSimilarBrandList = false
      }
    },
    getSimilarCode: function () {
      if (this.sayPriceObj.replaceCmpCode) {
        this.$http.get('/search/similarComponents', {params: {keyword: this.sayPriceObj.replaceCmpCode}})
          .then(response => {
            this.similarCode = response.data
            this.showSimilarCodeList = response.data.length > 0
          })
      } else {
        this.showSimilarCodeList = false
      }
    },
    setBrand: function (brand) {
      this.sayPriceObj.replaceBrand = brand
      this.showSimilarBrandList = false
    },
    setCode: function (code) {
      this.sayPriceObj.replaceCmpCode = code
      this.showSimilarCodeList = false
    }
  }
}

/*
* 商品购买数量操作
* */
export const goodsPurchaseOperate = {
  methods: {
    initGoodsStatus (goodsItem, purchaseNumber) {
      let pack = goodsItem.perQty || goodsItem.minPackQty
      if (goodsItem.breakUp) {
        goodsItem.purchaseNumber = purchaseNumber || goodsItem.minBuyQty
        goodsItem.canSub = false
        goodsItem.canAdd = goodsItem.purchaseNumber < goodsItem.reserve
      } else {
        if (pack >= goodsItem.minBuyQty) {
          goodsItem.purchaseNumber = purchaseNumber || pack
        } else {
          let max = Math.max(pack, goodsItem.minBuyQty)
          goodsItem.purchaseNumber = purchaseNumber || (max + max % pack)
        }
        goodsItem.canSub = false
        goodsItem.canAdd = goodsItem.purchaseNumber + goodsItem.minPackQty <= goodsItem.reserve
      }
      goodsItem.currentPrice = Number((this.baseUtils.getPriceByLevel(goodsItem.prices, goodsItem.purchaseNumber, goodsItem.currencyName) * goodsItem.purchaseNumber).toFixed(6))
    },
    onPurchaseNumberInput: function (goods) {
      let showPrice = this.baseUtils.getPriceByLevel(goods.goods.prices, goods.goods.purchaseNumber, goods.goods.currencyName)
      goods.goods.currentPrice = Number(((showPrice || goods.goods.currentPrice) * goods.goods.purchaseNumber).toFixed(6))
//        console.log(goods.goods.currentPrice)
    },
    checkPurchaseNumber: function (goods) {
      if ((/^[\d]*$/).test(goods.goods.purchaseNumber)) {
        this.changeNum(goods.goods.purchaseNumber, goods)
      } else {
        this.setRemindText('请输入整数')
        goods.goods.purchaseNumber = goods.goods.minBuyQty
      }
    },
    setGoods: function (type, goods) {
      if (type === 'set') {
        this.checkPurchaseNumber(goods)
      } else {
        let isAdd = type === 'add'
        let pack = goods.goods.perQty || goods.goods.minPackQty
        let newNum = 0
        if (goods.goods.breakUp) {
          newNum = isAdd ? goods.goods.purchaseNumber + 1 : goods.goods.purchaseNumber - 1
        } else {
          newNum = isAdd ? goods.goods.purchaseNumber + pack : goods.goods.purchaseNumber - pack
        }
        this.changeNum(newNum, goods)
      }
    },
    changeNum: function (newNum, goods) {
      let pack = goods.goods.perQty || goods.goods.minPackQty
      let buy = goods.goods.minBuyQty
      let reserve = goods.goods.reserve
      let breakUp = goods.goods.breakUp
      if (!newNum && newNum !== 0) {
        goods.goods.purchaseNumber = buy
      } else {
        newNum = parseInt(newNum)
        if (breakUp) {
          if (newNum < buy) {
            this.setRemindText('最小起订量为' + buy)
            goods.goods.purchaseNumber = buy
            goods.goods.canSub = false
//              goods.goods.canAdd = true
          } else if (newNum > reserve) {
            this.setRemindText('库存不足')
            goods.goods.purchaseNumber = reserve
            goods.goods.canAdd = false
//              goods.goods.canSub = true
          } else {
            goods.goods.canSub = true
            goods.goods.canAdd = true
            goods.goods.purchaseNumber = newNum
            newNum === buy && (goods.goods.canSub = false)
            newNum === reserve && (goods.goods.canAdd = false)
          }
        } else {
          if (newNum < buy) {
            this.setRemindText('最小起订量为' + buy)
            goods.goods.purchaseNumber = buy
            goods.goods.canSub = false
            if (newNum > reserve) {
              this.setRemindText('库存不足')
              goods.goods.purchaseNumber = reserve - (reserve % pack)
              goods.goods.canAdd = false
            }
          } else if (newNum > reserve) {
            goods.goods.canSub = true
            goods.goods.canAdd = false
            this.setRemindText('库存不足')
            goods.goods.purchaseNumber = reserve - (reserve % pack)
          } else {
            goods.goods.canSub = true
            goods.goods.canAdd = true
            let remainder = newNum % pack
            if (remainder !== 0) {
//                console.log(this.fragment.num)
              this.setRemindText('不支持拆包且包装量为' + pack)
              // 这个直接赋值的，应该给这个值进行判断(Math.floor(newNum / pack) + 1) * pack
              let res = (Math.floor(newNum / pack) + 1) * pack
              goods.goods.purchaseNumber = res > reserve ? Math.floor(newNum / pack) * pack : res
            } else {
              goods.goods.purchaseNumber = newNum
            }
            newNum === buy && (goods.goods.canSub = false)
            newNum === reserve && (goods.goods.canAdd = false)
          }
        }
      }
      this.onPurchaseNumberInput(goods)
    }
  }
}