first commit

server/internal/db/db.go

@@ -0,0 +1,34 @@
+package db
+
+import (
+	"context"
+	"time"
+
+	"go.mongodb.org/mongo-driver/v2/mongo"
+	"go.mongodb.org/mongo-driver/v2/mongo/options"
+)
+
+var Client *mongo.Client
+var Database *mongo.Database
+
+func Connect(uri, dbName string) error {
+	ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
+	defer cancel()
+
+	client, err := mongo.Connect(options.Client().ApplyURI(uri))
+	if err != nil {
+		return err
+	}
+
+	if err := client.Ping(ctx, nil); err != nil {
+		return err
+	}
+
+	Client = client
+	Database = client.Database(dbName)
+	return nil
+}
+
+func Col(name string) *mongo.Collection {
+	return Database.Collection(name)
+}