package db import ( "log" "go.mongodb.org/mongo-driver/bson" "go.mongodb.org/mongo-driver/mongo" ) // TODO: fix this function to also change device status at different mtp func (d *Database) UpdateStatus(sn string, status uint8) error { var result bson.M err := d.devices.FindOneAndUpdate(d.ctx, bson.D{{"sn", sn}}, bson.D{{"$set", bson.D{{"status", status}}}}).Decode(&result) if err != nil { if err == mongo.ErrNoDocuments { log.Printf("Device %s is not mapped into database", sn) return nil } log.Println(err) } log.Printf("%s is now offline.", sn) return err }