public IHttpActionResult Putconsumption(int id, consumption consumption)
        {
            if (!ModelState.IsValid)
            {
                return(BadRequest(ModelState));
            }

            if (id != consumption.ID)
            {
                return(BadRequest());
            }

            db.Entry(consumption).State = EntityState.Modified;

            try
            {
                db.SaveChanges();
            }
            catch (DbUpdateConcurrencyException)
            {
                if (!consumptionExists(id))
                {
                    return(NotFound());
                }
                else
                {
                    throw;
                }
            }

            return(StatusCode(HttpStatusCode.NoContent));
        }
        public IHttpActionResult Getconsumption(int id)
        {
            consumption consumption = db.consumptions.Find(id);

            if (consumption == null)
            {
                return(NotFound());
            }

            return(Ok(consumption));
        }
        public IHttpActionResult Postconsumption(consumption consumption)
        {
            if (!ModelState.IsValid)
            {
                return(BadRequest(ModelState));
            }

            db.consumptions.Add(consumption);
            db.SaveChanges();

            return(CreatedAtRoute("DefaultApi", new { id = consumption.ID }, consumption));
        }
        public IHttpActionResult Deleteconsumption(int id)
        {
            consumption consumption = db.consumptions.Find(id);

            if (consumption == null)
            {
                return(NotFound());
            }

            db.consumptions.Remove(consumption);
            db.SaveChanges();

            return(Ok(consumption));
        }