添加mgo

Author: hero

geo/mgo/main.go

@@ -1 +1,71 @@
-package mgo
+package main
+
+import (
+	"context"
+	"fmt"
+	"go.mongodb.org/mongo-driver/mongo"
+	"go.mongodb.org/mongo-driver/mongo/options"
+	"go.mongodb.org/mongo-driver/mongo/readpref"
+	"go.mongodb.org/mongo-driver/x/bsonx"
+)
+
+type User struct {
+	Name     string
+	Location Location
+}
+type Location struct {
+	Longitude float64
+	Latitude  float64
+}
+
+func main() {
+	client, err := mongo.Connect(context.Background(), options.Client().ApplyURI("mongodb://192.168.2.28:27017"))
+	if err != nil {
+		panic(err)
+	}
+	err = client.Ping(context.Background(), readpref.Primary())
+	if err != nil {
+		panic(err)
+	}
+	fmt.Println("mgo server success", " ---- >  mongodb://192.168.2.28:27017")
+	dataBase := client.Database("test")
+	userCollection := dataBase.Collection("user")
+	/*	data := make([]interface{}, 7)
+		data[0] = User{Name: "天府广场", Location: Location{
+			Longitude: 104.072833,
+			Latitude:  30.663422,
+		}}
+		data[1] = User{Name: "四川大剧院", Location: Location{
+			Longitude: 104.074378,
+			Latitude:  30.664804,
+		}}
+		data[2] = User{Name: "新华文轩", Location: Location{
+			Longitude: 104.070084,
+			Latitude:  30.664649,
+		}}
+		data[3] = User{Name: "手工茶", Location: Location{
+			Longitude: 104.072402,
+			Latitude:  30.664121,
+		}}
+		data[4] = User{Name: "宽窄巷子", Location: Location{
+			Longitude: 104.059826,
+			Latitude:  30.669883,
+		}}
+		data[5] = User{Name: "奶茶", Location: Location{
+			Longitude: 104.06085,
+			Latitude:  30.670054,
+		}}
+		data[6] = User{Name: "钓鱼台", Location: Location{
+			Longitude: 104.058424,
+			Latitude:  30.670737,
+		}}
+		insertMany, err := userCollection.InsertMany(context.Background(), data)
+		if err != nil {
+			panic(err)
+		}
+		fmt.Printf("InsertMany插入的消息ID:%v\n", insertMany.InsertedIDs)*/
+	userCollection.Indexes().CreateOne(context.Background(), mongo.IndexModel{
+		Keys: bsonx.Doc{{"location", bsonx.String("2d")}},
+	})
+	//userCollection.Indexes().DropOne(context.Background(), "location_2d")
+}