public async Task <IHttpActionResult> PostPrimaryVariance(PrimaryVariance primaryVariance)
        {
            if (!ModelState.IsValid)
            {
                return(BadRequest(ModelState));
            }

            db.PrimaryVariances.Add(primaryVariance);

            try
            {
                await db.SaveChangesAsync();
            }
            catch (DbUpdateException)
            {
                if (PrimaryVarianceExists(primaryVariance.Id))
                {
                    return(Conflict());
                }
                else
                {
                    throw;
                }
            }

            return(CreatedAtRoute("DefaultApi", new { id = primaryVariance.Id }, primaryVariance));
        }
        public async Task <IHttpActionResult> PutPrimaryVariance(int id, PrimaryVariance primaryVariance)
        {
            if (!ModelState.IsValid)
            {
                return(BadRequest(ModelState));
            }

            if (id != primaryVariance.Id)
            {
                return(BadRequest());
            }

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

            try
            {
                await db.SaveChangesAsync();
            }
            catch (DbUpdateConcurrencyException)
            {
                if (!PrimaryVarianceExists(id))
                {
                    return(NotFound());
                }
                else
                {
                    throw;
                }
            }

            return(StatusCode(HttpStatusCode.NoContent));
        }
        public async Task <IHttpActionResult> GetPrimaryVariance(int id)
        {
            PrimaryVariance primaryVariance = await db.PrimaryVariances.FindAsync(id);

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

            return(Ok(primaryVariance));
        }
        public async Task <IHttpActionResult> DeletePrimaryVariance(int id)
        {
            PrimaryVariance primaryVariance = await db.PrimaryVariances.FindAsync(id);

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

            db.PrimaryVariances.Remove(primaryVariance);
            await db.SaveChangesAsync();

            return(Ok(primaryVariance));
        }