mirror-nourybot/pkg/db/connect.go

package db

import (
	"context"
	"time"

	"github.com/lyx0/nourybot/pkg/config"
	log "github.com/sirupsen/logrus"
	"go.mongodb.org/mongo-driver/bson"
	"go.mongodb.org/mongo-driver/mongo"
	"go.mongodb.org/mongo-driver/mongo/options"
)

// Connect connects the the MongoDB database through a supplied cfg
// and returns a *mongo.Client
func Connect(cfg *config.Config) *mongo.Client {
	client, err := mongo.NewClient(options.Client().ApplyURI(cfg.MongoURI))
	if err != nil {
		log.Fatal(err)
	}

	ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
	defer cancel()

	err = client.Connect(ctx)
	if err != nil {
		log.Fatal(err)
	}
	// defer client.Disconnect(ctx)

	err = client.Ping(context.TODO(), nil)
	if err != nil {
		log.Fatal(err)
	}

	log.Info("Connected to MongoDB!")

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

	return client
}