public async Task <PagedResultDto <ProductListDto> > GetProducts(GetProductsInput input)
{
var query = _productManager
.Products
.Include(p => p.Pictures)
.WhereIf(!input.Name.IsNullOrWhiteSpace(), r => r.Name.Contains(input.Name));
var productCount = await query.CountAsync();
var products = await query
.OrderBy(input.Sorting)
.PageBy(input)
.ToListAsync();
var productListDtos = products.Select(p =>
{
var productDto = ObjectMapper.Map <ProductListDto>(p);
if (p.Pictures != null && p.Pictures.Any())
{
productDto.PictureUrl = _pictureManager.GetPictureUrl(p.Pictures.FirstOrDefault().PictureId);
}
return(productDto);
}).ToList();
return(new PagedResultDto <ProductListDto>(
productCount,
productListDtos));
}
/// <summary>
/// 初始化子订单商品属性
/// </summary>
/// <param name="item"></param>
/// <returns></returns>
private async Task <List <ProductAttributeDto> > PrepareOrderItemAttribute(OrderItem item)
{
var attributes = new List <ProductAttributeDto>();
if (item.AttributesJson.IsNullOrWhiteSpace())
{
return(attributes);
}
var jsonAttributeList = JsonConvert.DeserializeObject <List <JsonProductAttribute> >(item.AttributesJson);
foreach (var jsonAttribute in jsonAttributeList)
{
var atributeDto = new ProductAttributeDto();
var attribute = await _productAttributeManager.GetByIdAsync(jsonAttribute.AttributeId);
atributeDto.Id = jsonAttribute.AttributeId;
atributeDto.Name = attribute.Name;
atributeDto.Values = jsonAttribute.AttributeValues.Select(value =>
{
var valueDto = new ProductAttributeValueDto();
var attributeValue = _productAttributeManager.FindValueById(value.AttributeValueId);
if (attributeValue == null)
{
valueDto.Name = _productAttributeManager.GetPredefinedValueById(value.AttributeValueId).Name;
}
else
{
valueDto.Name = attributeValue.Name;
}
valueDto.Id = attributeValue.Id;
valueDto.PictureUrl = _pictureManager.GetPictureUrl(attributeValue.PictureId);
return(valueDto);
}).ToList();
attributes.Add(atributeDto);
}
return(attributes);
}