/// <summary>
/// SetLoginNameAsync
/// </summary>
/// <param name="userGuid"></param>
/// <param name="loginName"></param>
/// <param name="transContext"></param>
/// <returns></returns>
/// <exception cref="HB.Component.Identity.IdentityException"></exception>
/// <exception cref="ValidateErrorException"></exception>
/// <exception cref="DatabaseException"></exception>
public async Task SetLoginNameAsync <TUser>(string userGuid, string loginName, TransactionContext transContext) where TUser : IdenityUser, new()
{
ThrowIf.NullOrNotLoginName(loginName, nameof(loginName));
TUser?user = await GetAsync <TUser>(userGuid, transContext).ConfigureAwait(false);
if (user == null)
{
throw new IdentityException(ErrorCode.IdentityNotFound, $"userGuid:{userGuid}");
}
if (!loginName.Equals(user.LoginName, GlobalSettings.Comparison) && 0 != await _db.CountAsync <TUser>(u => u.LoginName == loginName, transContext).ConfigureAwait(false))
{
throw new IdentityException(ErrorCode.IdentityAlreadyExists, $"userGuid:{userGuid}, loginName:{loginName}");
}
user.LoginName = loginName;
await ChangeSecurityStampAsync(user).ConfigureAwait(false);
await _db.UpdateAsync(user, transContext).ConfigureAwait(false);
}