public override async Task AddClaimsAsync(DomainUser user, IEnumerable <Claim> claims, CancellationToken cancellationToken = default)
{
string baseErrMsg = "DomainUserStore.AddClaimsAsync failed with {Code}: {Description}";
var userClaims = claims.Select(c => new IdentityUserClaim <int> {
UserId = user.Id, ClaimType = c.Type, ClaimValue = c.Value
});
try {
var existingClaims = await _dbContext.Set <IdentityUserClaim <int> >()
.Where(uc => uc.UserId == user.Id)
.Select(uc => new IdentityUserClaim <int> {
UserId = uc.UserId, ClaimType = uc.ClaimType, ClaimValue = uc.ClaimValue
})
.ToListAsync(cancellationToken);
var claimsToAdd = userClaims.Except(existingClaims);
_dbContext.Set <IdentityUserClaim <int> >().AddRange(claimsToAdd);
await _dbContext.SaveChangesAsync(cancellationToken);
} catch (DbUpdateException ex) {
var err = ErrorDescriber.DbUpdateException(ex);
_logger.LogError(baseErrMsg, err.Code, err.Description);
throw new ApplicationException(err.Description, ex);
}
}
