public async Task<bool> AddRefreshToken(RefreshToken token)
{
var existingToken = _context.RefreshTokens.SingleOrDefault(r => r.Subject == token.Subject && r.ClientId == token.ClientId);
if (existingToken != null)
{
await RemoveRefreshToken(existingToken);
}
_context.RefreshTokens.Add(token);
return await _context.SaveChangesAsync() > 0;
}
public async Task<bool> RemoveRefreshToken(RefreshToken refreshToken)
{
_context.RefreshTokens.Remove(refreshToken);
return await _context.SaveChangesAsync() > 0;
}