private UserInfoEx CreateUserInfoEx(USER_INFO info, bool full)
{
var result = new UserInfoEx();
result.Id = info.Id;
result.AvatarBigFileName = info.AvatarBig;
// if full reading is enabled, then hash codes will be set automatically with setting data
if (info.FILE_BIG != null)
{
if (full)
result.AvatarBigData = info.FILE_BIG.Data;
else
result.AvatarBigHashCode = info.FILE_BIG.HashCode ?? UserInfoEx.ComputeHash(result.AvatarBigData);
}
result.AvatarSmallFileName = info.AvatarSmall;
if (info.FILE_SMALL != null)
{
if (full)
result.AvatarSmallData = info.FILE_SMALL.Data;
else
result.AvatarSmallHashCode = info.FILE_SMALL.HashCode ?? UserInfoEx.ComputeHash(result.AvatarSmallData);
}
result.AboutFileName = info.About;
if (info.FILE_ABOUT != null)
{
if (full)
result.AboutData = info.FILE_ABOUT.Data;
else
result.AboutHashCode = info.FILE_ABOUT.HashCode ?? UserInfoEx.ComputeHash(result.AboutData);
}
result.Contacts = info.Contacts;
return result;
}
// если файловые данные (аватары, текст) не меняются, то передается null и действительная хеш-сумма
public UserInfoEx SetUserInfo(UserInfoEx info)
{
UserInfoEx result;
using (var context = DatabaseContext.Instance.Make())
{
try
{
var dbUserInfo = context.USER_INFO.Find(info.Id);
var userInfoAdded = false;
var fileChanged = false;
if (dbUserInfo == null)
{
dbUserInfo = new USER_INFO();
dbUserInfo.Id = info.Id;
userInfoAdded = true;
}
// big avatar
if (dbUserInfo.AvatarBig == null)
{
if (info.AvatarBig != null) // insert
dbUserInfo.AvatarBig = context.FILE.Add(CreateBitmap(info.AvatarBig)).Name;
}
else if (dbUserInfo.FILE_BIG.HashCode != info.AvatarBigHashCode)
if (info.AvatarBig == null) // delete
{
context.FILE.Remove(dbUserInfo.FILE_BIG);
dbUserInfo.AvatarBig = null;
}
else // update
{
if (UpdateBitmap(dbUserInfo.FILE_BIG, info.AvatarBig))
fileChanged = true;
}
// small avatar
if (dbUserInfo.AvatarSmall == null)
{
if (info.AvatarSmall != null) // insert
dbUserInfo.AvatarSmall = context.FILE.Add(CreateBitmap(info.AvatarSmall)).Name;
}
else if (dbUserInfo.FILE_SMALL.HashCode != info.AvatarSmallHashCode)
if (info.AvatarSmall == null) // delete
{
context.FILE.Remove(dbUserInfo.FILE_SMALL);
dbUserInfo.AvatarSmall = null;
}
else // update
{
if (UpdateBitmap(dbUserInfo.FILE_SMALL, info.AvatarSmall))
fileChanged = true;
}
// about
if (dbUserInfo.About == null)
{
if (info.About != null) // insert
dbUserInfo.About = context.FILE.Add(CreateText(info.About)).Name;
}
else if (dbUserInfo.FILE_ABOUT.HashCode != info.AboutHashCode)
if (info.About == null) // delete
{
context.FILE.Remove(dbUserInfo.FILE_ABOUT);
dbUserInfo.About = null;
}
else // update
{
if (UpdateText(dbUserInfo.FILE_ABOUT, info.About))
fileChanged = true;
}
if(fileChanged)
context.SaveChanges();
dbUserInfo.Contacts = info.Contacts;
if (userInfoAdded)
context.USER_INFO.Add(dbUserInfo);
context.SaveChanges();
result = CreateUserInfoEx(dbUserInfo, false);
}
catch (Exception ex)
{
Logger.Error("AccountEfficiencyCache.SetUserInfo", ex);
return null;
}
}
return result;
}