public async Task <IActionResult> GetColorSizeMatrix(Guid itemId)
{
ColorSizeMatrixModel result = await analyticsRepo.GetColorSizeMatrix(itemId);
return(Ok(result));
}
public async Task <ColorSizeMatrixModel> GetColorSizeMatrix(Guid _itemId)
{
ColorSizeMatrixModel result = new ColorSizeMatrixModel();
try
{
#region get size, color and quantity of selected item
List <ItemDetail> itemDetailsOfItem = await context.ItemDetail
.Where(x => x.ItemId == _itemId)
.ToListAsync();
List <SizeModel> sizesOfItem = await context.Size
.Where(x => itemDetailsOfItem.Any(y => y.SizeId == x.SizeId))
.Select(x => new SizeModel
{
sizeId = x.SizeId,
sizing = x.Sizing,
usaSizing = x.UsaSizing,
ukSizing = x.UkSizing,
europeSizing = x.EuropeSizing,
japanSizing = x.JapanSizing,
australiaSizing = x.AustraliaSizing
})
.OrderBy(x => x.sizeId)
.ToListAsync();
List <ColorModel> colorsOfItem = await context.Color
.Where(x => itemDetailsOfItem.Any(y => y.ColorId == x.ColorId))
.Select(x => new ColorModel {
colorId = x.ColorId,
name = x.Name,
hexCode = x.HexCode
})
.OrderBy(x => x.colorId)
.ToListAsync();
var quantitiesOfItem = itemDetailsOfItem
.GroupBy(x => new { x.SizeId, x.ColorId })
.Select(x => new
{
sizeId = x.Key.SizeId,
colorId = x.Key.ColorId,
quantity = x.Sum(y => y.Quantity)
})
.ToList();
#endregion
#region populate result
result.sizes = sizesOfItem;
result.colors = colorsOfItem;
// populate result.Quantities
foreach (SizeModel s in sizesOfItem)
{
List <int?> newRow = new List <int?>();
foreach (ColorModel c in colorsOfItem)
{
int?qnt = null;
var isExist = quantitiesOfItem.Any(x => x.sizeId == s.sizeId && x.colorId == c.colorId);
if (isExist)
{
qnt = quantitiesOfItem
.Where(x => x.sizeId == s.sizeId && x.colorId == c.colorId)
.Select(x => x.quantity)
.FirstOrDefault();
}
newRow.Add(qnt);
}
result.quantities.Add(newRow);
}
#endregion
return((result.quantities.Count > 0) ? result: null);
}
catch (Exception ex)
{
// kali ex
return(null);
}
}
