public static void Read(Server.RequestObj requestObj, ref Server.Response response, bool violated)
{
//Check if path is present
if (MissingResource(requestObj, response))
{
return;
}
//Check if it is a readAll call
if (requestObj.Path == "/api/categories") //(slightly hacky i suppose?)
{
response.Status = "1 Ok";
response.Body = JsonConvert.SerializeObject(_model.ReadAll());
return;
}
//Check if path is valid
if (!PathIsValid(requestObj, response))
{
return;
}
//If exists, retrieve and return it
var category = _model.Retrieve(requestObj.Path);
if (category != null)
{
response.Status = "1 Ok";
response.Body = JsonConvert.SerializeObject(category);
}
else
{
response.Status += "5 not found, ";
}
}
public static void Update(Server.RequestObj requestObj, ref Server.Response response, bool violated)
{
var violatedConstraint = violated;
//Check if path is present
violatedConstraint = MissingResource(requestObj, response, violatedConstraint);
//Check for missing body
violatedConstraint = MissingBody(requestObj, response, violatedConstraint);
//Check for illegal body
violatedConstraint = IllegalBody(requestObj, response, violatedConstraint);
if (violatedConstraint)
{
return;
}
//------------------ API tests ------------------
//Check if path is valid
if (!PathIsValid(requestObj, response))
{
return; //actually a constraint but returns only "4 Bad Request"
}
//Check if exists in "database"
if (!Exists(requestObj, response))
{
return;
}
//Update category
var b = _model.UpdateName(requestObj.Path, JsonConvert.DeserializeObject <Category>(requestObj.Body).Name);
response.Status += "3 updated";
response.Body = JsonConvert.SerializeObject(b);
}
public static void Create(Server.RequestObj requestObj, ref Server.Response response, bool violated)
{
//Initialize violatedConstraint and check date
var violatedConstraint = violated;
//Missing body
violatedConstraint = MissingBody(requestObj, response, violatedConstraint);
//Missing path/resource
violatedConstraint = MissingResource(requestObj, response, violatedConstraint);
if (violatedConstraint)
{
return;
}
//If id is already present
if (AlreadyExists(requestObj, response))
{
return;
}
var b = _model.Create(requestObj.Path, JsonConvert.DeserializeObject <Category>(requestObj.Body).Name);
response.Body = JsonConvert.SerializeObject(b);
}
private static bool MissingResource(Server.RequestObj requestObj, Server.Response response)
{
if (requestObj.Path != null)
{
return(false);
}
response.Status += "missing resource, ";
return(true);
}
private static bool MissingResource(Server.RequestObj requestObj, Server.Response response, bool violatedConstraint)
{
if (requestObj.Path == null)
{
response.Status += "missing resource, ";
violatedConstraint = true;
}
return(violatedConstraint);
}
private static bool IllegalBody(Server.RequestObj requestObj, Server.Response response, bool violatedConstraint)
{
if (!violatedConstraint && !requestObj.Body.StartsWith("{"))
{
response.Status += "illegal body, ";
violatedConstraint = true;
}
return(violatedConstraint);
}
private static bool MissingBody(Server.RequestObj requestObj, Server.Response response)
{
if (requestObj.Body != null)
{
return(true);
}
response.Status += "missing body, ";
return(true);
}
private static bool MissingBody(Server.RequestObj requestObj, Server.Response response, bool violatedConstraint)
{
if (requestObj.Body == null)
{
response.Status += "missing body, ";
violatedConstraint = true;
}
return(violatedConstraint);
}
private static bool AlreadyExists(Server.RequestObj requestObj, Server.Response response)
{
if (_model.Retrieve(requestObj.Path) == null)
{
return(false);
}
response.Status = response.Status = "4 Bad Request";
return(true);
}
////////// Private methods //////////
///
private static bool Exists(Server.RequestObj requestObj, Server.Response response)
{
if (_model.Retrieve(requestObj.Path) != null)
{
return(true);
}
response.Status += "5 not found, ";
return(false);
}
private static bool PathIsValid(Server.RequestObj requestObj, Server.Response response)
{
if (requestObj.Path == null ||
(requestObj.Path.Contains("/api/categories") && requestObj.Path.Any(char.IsDigit)))
{
return(true);
}
response.Status = "4 Bad Request";
return(false);
}
public static void Delete(Server.RequestObj requestObj, ref Server.Response response, bool violated)
{
if (MissingResource(requestObj, response))
{
return;
}
if (!PathIsValid(requestObj, response))
{
return;
}
if (!Exists(requestObj, response))
{
return;
}
_model.Delete(requestObj.Path);
response.Status += "1 ok";
_model.PrintModel();
}
public static void Echo(Server.RequestObj requestObj, ref Server.Response response, bool violated)
{
MissingBody(requestObj, response);
response.Body = requestObj.Body;
}
