示例#1
0
        public static async Task LogChanges(this FinoSaborContext context, IAspNetUser appuser)
        {
            //var logTime = DateTime.Now;
            const string emptyJson = "{}";
            const string idColumn  = "id";

            Guid?user = null;

            if (!string.IsNullOrEmpty(appuser.ObterUserId().ToString()))
            {
                user = appuser.ObterUserId();
            }

            var changes = context.ChangeTracker.Entries()
                          .Where(x => entityStates.Contains(x.State) && x.Entity.GetType().IsSubclassOf(typeof(EntityBase)))
                          .ToList();

            var jdp = new JsonDiffPatch();

            foreach (var item in changes)
            {
                var original     = emptyJson;
                var updated      = JsonConvert.SerializeObject(item.CurrentValues.Properties.ToDictionary(pn => pn.Name, pn => item.CurrentValues[pn]));
                var creationDate = DateTime.Now;

                if (item.State == EntityState.Modified)
                {
                    var dbValues = await item.GetDatabaseValuesAsync();

                    if (dbValues != null)
                    {
                        original = JsonConvert.SerializeObject(dbValues.Properties.ToDictionary(pn => pn.Name, pn => dbValues[pn]));
                        //creationDate = dbValues.GetValue<DateTime>("DataCadastro");
                    }
                }

                //item.Property("DataCadastro").CurrentValue = creationDate;

                string jsonDiff = jdp.Diff(original, updated);

                if (string.IsNullOrWhiteSpace(jsonDiff) == false)
                {
                    var EntityDiff = JToken.Parse(jsonDiff).ToString(Formatting.None);

                    var log = new Log()
                    {
                        nome_entidade = item.Entity.GetType().Name,
                        id_entidade   = new Guid(item.CurrentValues[idColumn].ToString()),
                        //LogDateTime = logTime,
                        operacao          = item.State.ToString(),
                        id_usuario        = user,
                        valores_alterados = EntityDiff,
                    };

                    context.log.Add(log);
                }
            }
        }
示例#2
0
 public FinoSaborSeeder(FinoSaborContext context,
                        RoleManager <Funcao> roleManager)
 {
     _context    = context;
     RoleManager = roleManager;
 }