// ShareAlbum <albumId> <username> <permission>
public string Execute(string[] data)
{
int albumId = int.Parse(data[0]);
AlbumDto albumDTO = albumService.ById <AlbumDto>(albumId);
if (albumDTO == null)
{
throw new ObjectNotFoundException(typeof(Album).Name, data[0]);
}
string username = data[1];
UserRolesDto userDTO = userService.ByUsername <UserRolesDto>(username);
if (userDTO == null || userDTO.IsDeleted == true)
{
throw new ObjectNotFoundException(typeof(User).Name, username);
}
if (!Enum.TryParse(data[2], true, out Role role))
{
throw new InvalidPermissionException();
}
string permission = role.ToString();
AlbumRoleDto alreadySharedAlbum = userDTO.Permissions
.FirstOrDefault(p => p.AlbumName == albumDTO.Name);
if (alreadySharedAlbum != null && alreadySharedAlbum.Permission == permission)
{
throw new PermissionAlreadyGrantedException(username, permission, albumDTO.Name);
}
AlbumRole albumRole = albumRoleService.PublishAlbumRole(albumId, userDTO.Id, permission);
return(String.Format(SuccessMessage, username, albumDTO.Name, permission));
}
// ShareAlbum <albumId> <username> <permission>
// For example:
// ShareAlbum 4 dragon321 Owner
// ShareAlbum 4 dragon11 Viewer
public string Execute(string[] data)
{
int albumId = int.Parse(data[0]);
string username = data[1];
string permission = data[2];
if (albumRoleService.GetOwnerId(albumId) != Session.CurrentUser.Id)
{
return(OperationNotAllowed);
}
if (!userService.Exists(username))
{
return(String.Format(UserNotFound, username));
}
if (!albumService.Exists(albumId))
{
return(String.Format(AlbumNotFound, albumId));
}
var user = userService.ByUsername <User>(username);
var album = albumService.ById <Album>(albumId);
try
{
albumRoleService.PublishAlbumRole(albumId, user.Id, permission);
}
catch (Exception ex)
{
return(ex.Message);
}
return(String.Format(SuccessMessage, username, album.Name, permission));
}
public string Execute(string[] data)
{
int albumId = int.Parse(data[0]);
string username = data[1];
string permission = data[2];
if (!userSessionService.IsLoggedIn())
{
throw new ArgumentException("You are not logged in!");
}
bool isAlbumExist = albumService.Exists(albumId);
if (!isAlbumExist)
{
throw new ArgumentException($"Album {albumId} not found!");
}
bool isUserExist = userService.Exists(username);
if (!isUserExist)
{
throw new ArgumentException($"User {username} not found!");
}
int userId = userService.ByUsername <UserDto>(username).Id;
bool isPermissionExist = Enum.TryParse(permission, out Role role);
if (!isPermissionExist)
{
throw new ArgumentException($"Permission must be either “Owner” or “Viewer”!");
}
bool isRoleExist = albumRoleService.Exists(albumId, albumId);
if (isRoleExist)
{
throw new ArgumentException("The Role already exist!");
}
albumRoleService.PublishAlbumRole(albumId, userId, role);
string albumName = albumService.ById <AlbumDto>(albumId).Name;
return($"Username {username} added to album\n{albumName} ({permission})");
}
// ShareAlbum <albumId> <username> <permission>
// For example:
// ShareAlbum 4 dragon321 Owner
// ShareAlbum 4 dragon11 Viewer
public string Execute(string[] data)
{
int albumId = int.Parse(data[0]);
string username = data[1];
string permission = data[2];
var albumExists = albumService.Exists(albumId);
var userExists = userService.Exists(username);
if (!albumExists)
{
throw new ArgumentException($"Album {albumId} not found!");
}
else if (!userExists)
{
throw new ArgumentException($"User {username} not found!");
}
if (!userSessionService.IsLoggedIn())
{
throw new InvalidOperationException("Invalid credentials!");
}
bool isValid = Enum.TryParse(permission, true, out Role role);
if (!isValid)
{
throw new ArgumentException($"Permission must be either “Owner” or “Viewer”!");
}
var userId = userService.ByUsername <User>(username).Id;
var albumName = albumService.ById <Album>(albumId).Name;
AlbumRole albumRole = albumRoleService.PublishAlbumRole(albumId, userId, permission);
return($"Username {username} added to album {albumName} ({albumRole.Role.ToString()})");
}
