public async Task <List <Images> > CreateUserImages(List <HttpPostedFileBase> images, string userId)
{
string callerName = await userManager.Users
.Where(u => u.Id == userId)
.Select(u => u.UserName)
.FirstOrDefaultAsync()
?? throw new ArgumentException("Не е намерен потребителят.");
float GetSizeRatio(HttpPostedFileBase imageFile)
{
using (Image img = Image.FromStream(imageFile.InputStream))
{
return((float)img.Width / img.Height);
}
}
var imagesToAdd = images
.Select(i => (Images) new UserImages
{
ImagePath = PathManager.CreateUserProfileImagePath(callerName, i.FileName),
UserId = userId,
ImageRatio = GetSizeRatio(i),
ImageType = i.ContentType
})
.ToList();
unitOfWork.ImagesRepository.AddRange(imagesToAdd);
await unitOfWork.SaveAsync();
//Add images to FileSystem
foreach (HttpPostedFileBase imageToAdd in images)
{
var physicalPath = Path.Combine(HttpRuntime.AppDomainAppPath.TrimEnd('\\'), PathManager.CreateUserProfileImagePath(callerName, imageToAdd.FileName).TrimStart('\\'));
var physicalDirPath = Path.GetDirectoryName(physicalPath);
if (!Directory.Exists(physicalDirPath))
{
DirectoryHelpers.CreateDirectory(physicalDirPath);
}
imageToAdd.SaveAs(physicalPath);
using (Image img = Image.FromStream(imageToAdd.InputStream))
{
ImageHelpers.SaveAsWebP(img, physicalPath, img.Width, img.Height);
}
}
return(imagesToAdd);
}
/// <summary>
/// Factory for creating Images
/// </summary>
/// <param name="imagesToAdd">images model to be added</param>
/// <param name="imageType">PropertyImages/SightImages/UserImages/CityImages</param>
public ISet <Images> CreateImagesFactory(ImageCreateViewModel imagesToAdd, string imageType, string userName)
{
string callerName;
switch (imageType) // Caller Determining
{
case "PropertyImages":
int propertyId = int.Parse(imagesToAdd.ForeignKey);
callerName = unitOfWork.PropertiesRepository
.Where(p => p.Id == propertyId).Select(p => p.Owner.UserName)
.FirstOrDefault();
//If property not found
if (string.IsNullOrEmpty(callerName))
{
throw new ArgumentException("No such Property");
}
break;
case "SightImages":
int sightId = int.Parse(imagesToAdd.ForeignKey);
callerName = unitOfWork.SightsRepository
.Where(p => p.SightId == sightId).Select(p => p.SightName)
.FirstOrDefault();
//If property not found
if (string.IsNullOrEmpty(callerName))
{
throw new ArgumentException("No such Sight");
}
break;
case "UserImages":
callerName = userName;
//If property not found
if (string.IsNullOrEmpty(callerName))
{
throw new ArgumentException("No such user");
}
break;
case "CityImages":
int cityId = int.Parse(imagesToAdd.ForeignKey);
callerName = unitOfWork.CitiesRepository
.Where(p => p.CityId == cityId).Select(p => p.CityName)
.FirstOrDefault();
//If property not found
if (string.IsNullOrEmpty(callerName))
{
throw new ArgumentException("No such city");
}
break;
default:
throw new ArgumentException("No such image type");
}
ISet <Images> images = new HashSet <Images>();
foreach (HttpPostedFileBase imageToAdd in imagesToAdd.ImageFiles)
{
Images image = null;
switch (imageType)
{
case "PropertyImages":
image = new PropertyImages
{
ImagePath = PathManager.CreateUserPropertyImagePath(callerName, imageToAdd.FileName),
PropertyId = int.Parse(imagesToAdd.ForeignKey)
};
break;
case "SightImages":
image = new SightImages
{
ImagePath = PathManager.CreateSightImagePath(callerName, imageToAdd.FileName),
SightId = int.Parse(imagesToAdd.ForeignKey)
};
break;
case "UserImages":
image = new UserImages
{
ImagePath = PathManager.CreateUserProfileImagePath(callerName, imageToAdd.FileName),
UserId = (string)imagesToAdd.ForeignKey
};
break;
case "CityImages":
image = new CityImages
{
ImagePath = PathManager.CreateCityImagePath(callerName, imageToAdd.FileName),
CityId = int.Parse(imagesToAdd.ForeignKey)
};
break;
default:
throw new ArgumentException("No such image type");
}
image.ImageType = imageToAdd.ContentType;
var physicalPath = Path.Combine(HttpRuntime.AppDomainAppPath.TrimEnd('\\'), image.ImagePath.TrimStart('\\'));
var physicalDirPath = Path.GetDirectoryName(physicalPath);
if (!Directory.Exists(physicalDirPath))
{
DirectoryHelpers.CreateDirectory(physicalDirPath);
}
imageToAdd.SaveAs(physicalPath);
//Add Image to FileSystem
Image img = Image.FromStream(imageToAdd.InputStream);
image.ImageRatio = (float)img.Width / img.Height;
//Adding image to DataBase
unitOfWork.ImagesRepository.Add(image);
unitOfWork.Save();
//Add Image to returned set
images.Add(image);
}
return(images);
}