static public async Task <string> Save(EBaseEntity eBaseEntity)
        {
            eBaseEntity.modificationDateUTC = DateTime.UtcNow;
            using var context = new SMySQLContext();
            if (string.IsNullOrEmpty(eBaseEntity.id))
            {
                eBaseEntity.id = Guid.NewGuid().ToString();

                eBaseEntity.creationDateUTC = DateTime.UtcNow;
                var e = await context.BaseUsers.AddAsync(eBaseEntity);

                await context.SaveChangesAsync();

                eBaseEntity.id = e.Entity.id;
            }
            else
            {
                var e = context.BaseUsers.Update(eBaseEntity);
                await context.SaveChangesAsync();

                eBaseEntity.id = e.Entity.id;
            }
            SBaseAddresses.SaveClientAddresses(eBaseEntity.id, eBaseEntity.addressList);
            return(eBaseEntity.id);
        }
        static public bool SaveProfile(EBaseEntity eBaseEntity)
        {
            using var context = new SMySQLContext();
            EBaseEntity oldEntity = context.BaseUsers.SingleOrDefault(x => x.id == eBaseEntity.id);

            oldEntity.email    = eBaseEntity.email;
            oldEntity.password = eBaseEntity.password;
            context.BaseUsers.Update(oldEntity);
            return(SBaseAddresses.SaveClientAddresses(eBaseEntity.id, eBaseEntity.addressList));
        }