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门店配送面积计算(根据经纬度计算多边形球面积-凸多边形和凹多边形)

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This commit is contained in:
Rosy-zhudan
2019-09-11 10:15:28 +08:00
parent 40586e19a6
commit f62268821e
2 changed files with 171 additions and 13 deletions
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15
business/jxstore/misc/store_score.go
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@@ -367,17 +367,6 @@ func ScoreFullVendor(storeList []*cms.StoreExt) {
}
}
func CalcPolygonArea(points [][2]float64) (area float64) {
count := len(points)
for i := 0; i < count-1; i++ {
area += (points[i][0] - points[i+1][0]) * (points[i][1] + points[i+1][1])
}
area += (points[count-1][0] - points[0][0]) * (points[count-1][1] + points[0][1])
area = math.Abs(area) / 2
return area
}
//经营范围面积大于半径2km的圆得满分10分，低于1km得分0
func ScoreStoreRange(storeList []*cms.StoreExt) {
for _, storeInfo := range storeList {
@@ -385,7 +374,7 @@ func ScoreStoreRange(storeList []*cms.StoreExt) {
storeID := storeInfo.ID
if storeInfo.DeliveryRangeType == model.DeliveryRangeTypePolygon {
points := jxutils.CoordinateStr2Points(storeInfo.DeliveryRange)
area := CalcPolygonArea(points)
area := jxutils.CalcPolygonAreaByLngAndLat(points)
goodArea := math.Pi * StoreRangeGoodRadius * StoreRangeGoodRadius
badArea := math.Pi * StoreRangeBadRadius * StoreRangeBadRadius
if area >= goodArea {
@@ -398,7 +387,7 @@ func ScoreStoreRange(storeList []*cms.StoreExt) {
finalScore = ItemTotalScore - int(math.Round(diff*ratio))
}
} else if storeInfo.DeliveryRangeType == model.DeliveryRangeTypeRadius {
deliveryRadius := utils.Str2Float64WithDefault(storeInfo.DeliveryRange, 0)
deliveryRadius := utils.Str2Float64(storeInfo.DeliveryRange) / 1000
if deliveryRadius >= StoreRangeGoodRadius {
finalScore = ItemTotalScore
} else if deliveryRadius <= StoreRangeBadRadius {