public static async Task <HttpResponseMessage> Run([HttpTrigger(AuthorizationLevel.Anonymous, "post", Route = "tarefas/criar")] HttpRequestMessage req, TraceWriter log)
{
try
{
Task <HttpResponseMessage> result;
switch (req.Method.Method)
{
case "POST":
result = ExecutarPostAsync(req, log);
break;
default:
result = Comum.GetBadRequest(req, log);
break;
}
return(await result);
}
catch (System.Exception ex)
{
log.Error("Ocorreu um erro.", ex);
throw;
}
}
private static async Task <HttpResponseMessage> ExecutarGetAsync(HttpRequestMessage req, string idTarefa, TraceWriter log, IMongoCollection <BsonDocument> collection)
{
HttpResponseMessage response;
List <BsonDocument> resultado;
var nomeTarefa = Comum.GetQueryString(req, "nome");
if (!string.IsNullOrWhiteSpace(idTarefa))
{
var filter = Builders <BsonDocument> .Filter.Eq <ObjectId>("_id", ObjectId.Parse(idTarefa));
resultado = await collection.Find(filter).ToListAsync().ConfigureAwait(false);
if (resultado.Count() > 0)
{
response = req.CreateResponse(HttpStatusCode.OK, resultado[0].ToString());
}
else
{
response = req.CreateResponse(HttpStatusCode.NotFound, $"Tarefa não encontrada. Código da tarefa: {idTarefa}");
}
}
else if (!string.IsNullOrEmpty(nomeTarefa))
{
var filter = Builders <BsonDocument> .Filter.Regex("Nome", new BsonRegularExpression(nomeTarefa));
resultado = await collection.Find(filter).ToListAsync().ConfigureAwait(false);
response = req.CreateResponse(HttpStatusCode.OK, resultado.ToJson());
}
else
{
resultado = await collection.Find(Builders <BsonDocument> .Filter.Empty).ToListAsync().ConfigureAwait(false);
response = req.CreateResponse(HttpStatusCode.OK, resultado.ToJson());
}
return(response);
}
public static Task <HttpResponseMessage> Run([HttpTrigger(AuthorizationLevel.Anonymous, "get", "put", "delete", Route = "tarefas/{idTarefa?}")] HttpRequestMessage req, TraceWriter log, string idTarefa)
{
try
{
log.Info("Executando requisição.");
Task <HttpResponseMessage> result;
var tarefasCollections = TarefaCollection.Instance;
switch (req.Method.Method)
{
case "GET":
result = ExecutarGetAsync(req, idTarefa, log, tarefasCollections);
break;
case "PUT":
result = ExecutarPutAsync(req, idTarefa, log, tarefasCollections);
break;
case "DELETE":
result = ExecutarDeleteAsync(req, idTarefa, log, tarefasCollections);
break;
default:
result = Comum.GetBadRequest(req, log);
break;
}
log.Info("Término requisição.");
return(result);
}
catch (System.Exception ex)
{
log.Error("Ocorreu um erro.", ex);
throw;
}
}
private static async Task <HttpResponseMessage> ExecutarPutAsync(HttpRequestMessage req, string idTarefa, TraceWriter log, IMongoCollection <BsonDocument> collection)
{
HttpResponseMessage response;
var filtro = Builders <BsonDocument> .Filter.Eq <ObjectId>("_id", ObjectId.Parse(idTarefa));
var tarefaJson = await req.Content.ReadAsStringAsync();
var tarefaAlterada = Comum.ConverterJsonToBson(tarefaJson);
UpdateDefinition <BsonDocument> update = null;
foreach (var propriedade in tarefaAlterada)
{
if (update == null)
{
update = Builders <BsonDocument> .Update.Set(propriedade.Name, propriedade.Value);
}
else
{
update = update.Set(propriedade.Name, propriedade.Value);
}
}
var resultadoUpdate = await collection.UpdateOneAsync(filtro, update).ConfigureAwait(false);
if (resultadoUpdate.ModifiedCount == 1)
{
response = req.CreateResponse(HttpStatusCode.OK, $"Tarefa alterada com sucesso. Código da tarefa: {idTarefa}");
}
else
{
response = req.CreateResponse(HttpStatusCode.NotFound, $"Tarefa não pode ser atualizada. Código da tarefa: {idTarefa}");
}
return(response);
}
