kafka-mongo.go

package mongo

import (
"context"
"fmt"
"log"

"go.mongodb.org/mongo-driver/bson"
"go.mongodb.org/mongo-driver/mongo"
"go.mongodb.org/mongo-driver/mongo/options"

)

type User struct {
Name string json:"name"
Age int json:"age"
City string json:"city"
}

var (
// clientOptions *options.ClientOptions
// client *mongo.Client
// ctx *context.emptyCtx
)

func Connect() {
clientOptions := options.Client().ApplyURI("mongodb://root:123456@192.168.184.10:27017")
ctx := context.TODO()
// Connect to MongoDB
client, err := mongo.Connect(ctx, clientOptions)
if err != nil {
log.Fatal(err)
}
// Check the connection
err = client.Ping(ctx, nil)
if err != nil {
log.Fatal(err)
}
fmt.Println("Connected to MongoDB!")
defer client.Disconnect(ctx)

databases, err := client.ListDatabaseNames(ctx, bson.M{})
if err != nil {
	log.Fatal(err)
}
fmt.Println(databases)

}

func AddUser(user User) {
clientOptions := options.Client().ApplyURI("mongodb://root:123456@192.168.184.10:27017")
ctx := context.TODO()
client, err := mongo.Connect(ctx, clientOptions)

collection := client.Database("admin").Collection("user")
wanger := user
insertOne, err := collection.InsertOne(ctx, wanger)
if err != nil {
	log.Fatal(err)
}
fmt.Println("Inserted a Single Document: ", insertOne.InsertedID)

}