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twiglab · Oct 26, 2024 · cd6b466 · cd6b466
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diff --git a/adv/cmd/h3/main.go b/adv/cmd/h3/main.go
@@ -0,0 +1,12 @@
+package main
+
+import (
+	"fmt"
+
+	"github.com/twiglab/crm/adv/latlng"
+)
+
+func main() {
+	l := latlng.ToIndex(37.775938728915946, -122.41795063018799)
+	fmt.Println(l)
+}
diff --git a/adv/go.mod b/adv/go.mod
@@ -0,0 +1,31 @@
+module github.com/twiglab/crm/adv
+
+go 1.23.1
+
+require (
+	entgo.io/ent v0.14.1
+	github.com/google/uuid v1.6.0
+	github.com/jackc/pgx/v5 v5.7.1
+	github.com/uber/h3-go/v4 v4.1.2
+)
+
+require (
+	ariga.io/atlas v0.19.1-0.20240203083654-5948b60a8e43 // indirect
+	github.com/agext/levenshtein v1.2.1 // indirect
+	github.com/apparentlymart/go-textseg/v13 v13.0.0 // indirect
+	github.com/go-openapi/inflect v0.19.0 // indirect
+	github.com/google/go-cmp v0.6.0 // indirect
+	github.com/hashicorp/hcl/v2 v2.13.0 // indirect
+	github.com/jackc/pgpassfile v1.0.0 // indirect
+	github.com/jackc/pgservicefile v0.0.0-20240606120523-5a60cdf6a761 // indirect
+	github.com/jackc/puddle/v2 v2.2.2 // indirect
+	github.com/mitchellh/go-wordwrap v0.0.0-20150314170334-ad45545899c7 // indirect
+	github.com/rogpeppe/go-internal v1.13.1 // indirect
+	github.com/stretchr/testify v1.9.0 // indirect
+	github.com/yuin/gopher-lua v1.1.1 // indirect
+	github.com/zclconf/go-cty v1.8.0 // indirect
+	golang.org/x/crypto v0.27.0 // indirect
+	golang.org/x/mod v0.20.0 // indirect
+	golang.org/x/sync v0.8.0 // indirect
+	golang.org/x/text v0.18.0 // indirect
+)
diff --git a/adv/go.sum b/adv/go.sum
@@ -0,0 +1,88 @@
+ariga.io/atlas v0.19.1-0.20240203083654-5948b60a8e43 h1:GwdJbXydHCYPedeeLt4x/lrlIISQ4JTH1mRWuE5ZZ14=
+ariga.io/atlas v0.19.1-0.20240203083654-5948b60a8e43/go.mod h1:uj3pm+hUTVN/X5yfdBexHlZv+1Xu5u5ZbZx7+CDavNU=
+entgo.io/ent v0.14.1 h1:fUERL506Pqr92EPHJqr8EYxbPioflJo6PudkrEA8a/s=
+entgo.io/ent v0.14.1/go.mod h1:MH6XLG0KXpkcDQhKiHfANZSzR55TJyPL5IGNpI8wpco=
+github.com/DATA-DOG/go-sqlmock v1.5.0 h1:Shsta01QNfFxHCfpW6YH2STWB0MudeXXEWMr20OEh60=
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diff --git a/adv/latlng/h3.go b/adv/latlng/h3.go
@@ -0,0 +1,32 @@
+package latlng
+
+import (
+	"fmt"
+
+	"github.com/uber/h3-go/v4"
+)
+
+type Index struct {
+	Index6 string
+	Index7 string
+	Index8 string
+
+	Lat, Lng float64
+}
+
+func ToIndex(lat, lng float64) Index {
+	latLng := h3.NewLatLng(lat, lng)
+
+	index6 := fmt.Sprint(latLng.Cell(6))
+	index7 := fmt.Sprint(latLng.Cell(7))
+	index8 := fmt.Sprint(latLng.Cell(8))
+
+	return Index{
+		Index6: index6,
+		Index7: index7,
+		Index8: index8,
+
+		Lat: lat,
+		Lng: lng,
+	}
+}
diff --git a/adv/loc/conv.go b/adv/loc/conv.go
@@ -0,0 +1,212 @@
+package loc
+
+/*
+百度地图API	百度坐标
+腾讯搜搜地图API	火星坐标
+搜狐搜狗地图API	搜狗坐标
+阿里云地图API	火星坐标
+图吧MapBar地图API	图吧坐标
+高德MapABC地图API	火星坐标
+灵图51ditu地图API	火星坐标
+*/
+
+import (
+	"math"
+)
+
+// GPSUtil is a utility class for GPS calculations.
+// 小写方法是私有方法，大写方法是公有方法 可根据需要调整
+type GPSUtil struct {
+}
+
+const (
+	pi   = math.Pi                  // 3.1415926535897932384626 // 圆周率
+	x_pi = math.Pi * 3000.0 / 180.0 // 圆周率对应的经纬度偏移
+	a    = 6378245.0                // 长半轴
+	ee   = 0.00669342162296594323   // 扁率
+)
+
+func transformLat(x, y float64) float64 {
+	ret := -100.0 + 2.0*x + 3.0*y + 0.2*y*y + 0.1*x*y + 0.2*math.Sqrt(math.Abs(x))
+	ret += (20.0*math.Sin(6.0*x*pi) + 20.0*math.Sin(2.0*x*pi)) * 2.0 / 3.0
+	ret += (20.0*math.Sin(y*pi) + 40.0*math.Sin(y/3.0*pi)) * 2.0 / 3.0
+	ret += (160.0*math.Sin(y/12.0*pi) + 320*math.Sin(y*pi/30.0)) * 2.0 / 3.0
+	return ret
+}
+
+func (receiver *GPSUtil) transformLat(x, y float64) float64 {
+	ret := -100.0 + 2.0*x + 3.0*y + 0.2*y*y + 0.1*x*y + 0.2*math.Sqrt(math.Abs(x))
+	ret += (20.0*math.Sin(6.0*x*pi) + 20.0*math.Sin(2.0*x*pi)) * 2.0 / 3.0
+	ret += (20.0*math.Sin(y*pi) + 40.0*math.Sin(y/3.0*pi)) * 2.0 / 3.0
+	ret += (160.0*math.Sin(y/12.0*pi) + 320*math.Sin(y*pi/30.0)) * 2.0 / 3.0
+	return ret
+}
+
+func transformlng(x, y float64) float64 {
+	ret := 300.0 + x + 2.0*y + 0.1*x*x + 0.1*x*y + 0.1*math.Sqrt(math.Abs(x))
+	ret += (20.0*math.Sin(6.0*x*pi) + 20.0*math.Sin(2.0*x*pi)) * 2.0 / 3.0
+	ret += (20.0*math.Sin(x*pi) + 40.0*math.Sin(x/3.0*pi)) * 2.0 / 3.0
+	ret += (150.0*math.Sin(x/12.0*pi) + 300.0*math.Sin(x/30.0*pi)) * 2.0 / 3.0
+	return ret
+}
+
+func (receiver *GPSUtil) transformlng(x, y float64) float64 {
+	ret := 300.0 + x + 2.0*y + 0.1*x*x + 0.1*x*y + 0.1*math.Sqrt(math.Abs(x))
+	ret += (20.0*math.Sin(6.0*x*pi) + 20.0*math.Sin(2.0*x*pi)) * 2.0 / 3.0
+	ret += (20.0*math.Sin(x*pi) + 40.0*math.Sin(x/3.0*pi)) * 2.0 / 3.0
+	ret += (150.0*math.Sin(x/12.0*pi) + 300.0*math.Sin(x/30.0*pi)) * 2.0 / 3.0
+	return ret
+}
+
+func outOfChina(lat, lng float64) bool {
+	if lng < 72.004 || lng > 137.8347 {
+		return true
+	}
+	if lat < 0.8293 || lat > 55.8271 {
+		return true
+	}
+	return false
+}
+
+func (receiver *GPSUtil) outOfChina(lat, lng float64) bool {
+	if lng < 72.004 || lng > 137.8347 {
+		return true
+	}
+	if lat < 0.8293 || lat > 55.8271 {
+		return true
+	}
+	return false
+}
+
+func transform(lat, lng float64) (float64, float64) {
+	if outOfChina(lat, lng) {
+		return 0.0, 0.0
+	}
+	dLat := transformLat(lng-105.0, lat-35.0)
+	dlng := transformlng(lng-105.0, lat-35.0)
+	radLat := lat / 180.0 * pi
+	magic := math.Sin(radLat)
+	magic = 1 - ee*magic*magic
+	SqrtMagic := math.Sqrt(magic)
+	dLat = (dLat * 180.0) / ((a * (1 - ee)) / (magic * SqrtMagic) * pi)
+	dlng = (dlng * 180.0) / (a / SqrtMagic * math.Cos(radLat) * pi)
+	mgLat := lat + dLat
+	mglng := lng + dlng
+	return mgLat, mglng
+}
+
+func (receiver *GPSUtil) transform(lat, lng float64) []float64 {
+	if receiver.outOfChina(lat, lng) {
+		return []float64{lat, lng}
+	}
+	dLat := receiver.transformLat(lng-105.0, lat-35.0)
+	dlng := receiver.transformlng(lng-105.0, lat-35.0)
+	radLat := lat / 180.0 * pi
+	magic := math.Sin(radLat)
+	magic = 1 - ee*magic*magic
+	SqrtMagic := math.Sqrt(magic)
+	dLat = (dLat * 180.0) / ((a * (1 - ee)) / (magic * SqrtMagic) * pi)
+	dlng = (dlng * 180.0) / (a / SqrtMagic * math.Cos(radLat) * pi)
+	mgLat := lat + dLat
+	mglng := lng + dlng
+	return []float64{mgLat, mglng}
+}
+
+// WGS84_To_Gcj02 84 to 火星坐标系 (GCJ-02) World Geodetic System ==> Mars Geodetic System
+// @param lat
+// @param lng
+// @return
+func WGS84_To_Gcj02(lat, lng float64) (float64, float64) {
+	if outOfChina(lat, lng) {
+		return 0.0, 0.0
+	}
+	dLat := transformLat(lng-105.0, lat-35.0)
+	dlng := transformlng(lng-105.0, lat-35.0)
+	radLat := lat / 180.0 * pi
+	magic := math.Sin(radLat)
+	magic = 1 - ee*magic*magic
+	SqrtMagic := math.Sqrt(magic)
+	dLat = (dLat * 180.0) / ((a * (1 - ee)) / (magic * SqrtMagic) * pi)
+	dlng = (dlng * 180.0) / (a / SqrtMagic * math.Cos(radLat) * pi)
+	mgLat := lat + dLat
+	mglng := lng + dlng
+	return mgLat, mglng
+}
+
+func (receiver *GPSUtil) WGS84_To_Gcj02(lat, lng float64) []float64 {
+	if receiver.outOfChina(lat, lng) {
+		return []float64{lat, lng}
+	}
+	dLat := receiver.transformLat(lng-105.0, lat-35.0)
+	dlng := receiver.transformlng(lng-105.0, lat-35.0)
+	radLat := lat / 180.0 * pi
+	magic := math.Sin(radLat)
+	magic = 1 - ee*magic*magic
+	SqrtMagic := math.Sqrt(magic)
+	dLat = (dLat * 180.0) / ((a * (1 - ee)) / (magic * SqrtMagic) * pi)
+	dlng = (dlng * 180.0) / (a / SqrtMagic * math.Cos(radLat) * pi)
+	mgLat := lat + dLat
+	mglng := lng + dlng
+	return []float64{mgLat, mglng}
+}
+
+// GCJ02_To_WGS84
+// 火星坐标系 (GCJ-02) to WGS84
+// @param lng
+// @param lat
+// @return
+func (receiver *GPSUtil) GCJ02_To_WGS84(lat, lng float64) []float64 {
+	gps := receiver.transform(lat, lng)
+	lngtitude := lng*2 - gps[1]
+	latitude := lat*2 - gps[0]
+	return []float64{latitude, lngtitude}
+}
+
+/**
+ * 火星坐标系 (GCJ-02) 与百度坐标系 (BD-09) 的转换算法 将 GCJ-02 坐标转换成 BD-09 坐标
+ *
+ * @param lat
+ * @param lng
+ */
+func (receiver *GPSUtil) gcj02_To_Bd09(lat, lng float64) []float64 {
+	x := lng
+	y := lat
+	z := math.Sqrt(x*x+y*y) + 0.00002*math.Sin(y*x_pi)
+	theta := math.Atan2(y, x) + 0.000003*math.Cos(x*x_pi)
+	templng := z*math.Cos(theta) + 0.0065
+	tempLat := z*math.Sin(theta) + 0.006
+	gps := []float64{tempLat, templng}
+	return gps
+}
+
+/**
+ * * 火星坐标系 (GCJ-02) 与百度坐标系 (BD-09) 的转换算法 * * 将 BD-09 坐标转换成GCJ-02 坐标 * * @param
+ * bd_lat * @param bd_lng * @return
+ */
+func (receiver *GPSUtil) bd09_To_Gcj02(lat, lng float64) []float64 {
+	x := lng - 0.0065
+	y := lat - 0.006
+	z := math.Sqrt(x*x+y*y) - 0.00002*math.Sin(y*x_pi)
+	theta := math.Atan2(y, x) - 0.000003*math.Cos(x*x_pi)
+	templng := z * math.Cos(theta)
+	tempLat := z * math.Sin(theta)
+	gps := []float64{tempLat, templng}
+	return gps
+}
+
+/**将WGS84转为bd09
+ * @param lat
+ * @param lng
+ * @return
+ */
+func (receiver *GPSUtil) WGS84_To_bd09(lat, lng float64) []float64 {
+	gcj02 := receiver.WGS84_To_Gcj02(lat, lng)
+	bd09 := receiver.gcj02_To_Bd09(gcj02[0], gcj02[1])
+	return bd09
+}
+
+func (receiver *GPSUtil) bd09_To_WGS84(lat, lng float64) []float64 {
+	gcj02 := receiver.bd09_To_Gcj02(lat, lng)
+	WGS84 := receiver.GCJ02_To_WGS84(gcj02[0], gcj02[1])
+	return WGS84
+}