From a75db22cb4ac1706d1e091fad4efc8f36be055a7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E9=82=B9=E5=AE=97=E6=A5=A0?= <zouzongnan1995@icloud.com>
Date: Thu, 4 Jul 2024 18:24:20 +0800
Subject: [PATCH] 1

---
 utils/utils.go | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/utils/utils.go b/utils/utils.go
index 69852f6d..a004458b 100644
--- a/utils/utils.go
+++ b/utils/utils.go
@@ -6,6 +6,7 @@ import (
 	"fmt"
 	"git.rosy.net.cn/baseapi"
 	uuid "github.com/satori/go.uuid"
+	"math"
 	"net/http"
 	"reflect"
 	"strings"
@@ -263,6 +264,24 @@ func FilterEmoji(content string) string {
 	return newContent.String()
 }
 
+// BaiDuCoord2Gaode2 将百度坐标转换为高德坐标
+func BaiDuCoord2Gaode2(baiduCoordinat []string) []string {
+	gaoCoordinat := make([]string, 0, 0)
+
+	for _, v := range baiduCoordinat {
+		var XPI = math.Pi * 3000.0 / 180.0
+		coords := strings.Split(v, ",")
+		var x = Str2Float64(coords[0]) - 0.0065
+		var y = Str2Float64(coords[1]) - 0.006
+		var z = math.Sqrt(x*x+y*y) - 0.00002*math.Sin(y*XPI)
+		var theta = math.Atan2(y, x) - 0.000003*math.Cos(x*XPI)
+		var gg_lng = z * math.Cos(theta)
+		var gg_lat = z * math.Sin(theta)
+		gaoCoordinat = append(gaoCoordinat, fmt.Sprintf("%.6f,%.6f", gg_lng, gg_lat))
+	}
+	return gaoCoordinat
+}
+
 func TrimBlankChar(str string) string {
 	return strings.Trim(str, "\u202C\n\r\t ")
 }