public async Task <IHttpActionResult> PutCostStructureItem(int id, CostStructureItem costStructureItem)
        {
            if (!ModelState.IsValid)
            {
                return(BadRequest(ModelState));
            }

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

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

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

            return(StatusCode(HttpStatusCode.NoContent));
        }
        public async Task <IHttpActionResult> GetCostStructureItem(int id)
        {
            CostStructureItem costStructureItem = await db.CostStructureItems.FindAsync(id);

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

            return(Ok(costStructureItem));
        }
        public async Task <IHttpActionResult> PostCostStructureItem(CostStructureItem costStructureItem)
        {
            if (!ModelState.IsValid)
            {
                return(BadRequest(ModelState));
            }

            db.CostStructureItems.Add(costStructureItem);
            await db.SaveChangesAsync();

            return(CreatedAtRoute("DefaultApi", new { id = costStructureItem.Id }, costStructureItem));
        }
        public async Task <IHttpActionResult> DeleteCostStructureItem(int id)
        {
            CostStructureItem costStructureItem = await db.CostStructureItems.FindAsync(id);

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

            db.CostStructureItems.Remove(costStructureItem);
            await db.SaveChangesAsync();

            return(Ok(costStructureItem));
        }