delphimvcframework/samples/articles_crud/Controllers.Articles.pas
danieleteti 1ef246a589 - Added strongly typed actions
- TWebContext param in the actions is optional
- In case of "action not found", the server dont returns NEVER the document index
- Refactoring
- More unit tests
- BasicDemo updated with typed actions
- Copyright updated (just formatting)
2016-06-22 17:50:31 +02:00

104 lines
2.2 KiB
ObjectPascal

unit Controllers.Articles;
interface
uses mvcframework, Controllers.Base;
type
[MVCPath('/articles')]
TArticlesController = class(TBaseController)
public
[MVCPath]
[MVCHTTPMethod([httpGET])]
procedure GetArticles;
[MVCPath('/($id)')]
[MVCHTTPMethod([httpGET])]
procedure GetArticleByID(id: Integer);
[MVCPath('/($id)')]
[MVCHTTPMethod([httpDelete])]
procedure DeleteArticleByID(id: Integer);
[MVCPath('/($id)')]
[MVCHTTPMethod([httpPUT])]
procedure UpdateArticleByID(id: Integer);
[MVCPath]
[MVCHTTPMethod([httpPOST])]
procedure CreateArticle(Context: TWebContext);
end;
implementation
{ TArticlesController }
uses Services, BusinessObjects, Commons, mvcframework.Commons;
procedure TArticlesController.CreateArticle(Context: TWebContext);
var
Article: TArticle;
begin
Article := Context.Request.BodyAs<TArticle>;
try
GetArticlesService.Add(Article);
Render(201, 'Article Created');
finally
Article.Free;
end;
end;
procedure TArticlesController.DeleteArticleByID(id: Integer);
var
Article: TArticle;
begin
GetArticlesService.StartTransaction;
try
Article := GetArticlesService.GetByID(Context.Request.ParamsAsInteger['id']);
try
GetArticlesService.Delete(Article);
finally
Article.Free;
end;
GetArticlesService.Commit;
except
GetArticlesService.Rollback;
raise;
end;
end;
procedure TArticlesController.GetArticles;
begin
Render<TArticle>(GetArticlesService.GetAll);
end;
procedure TArticlesController.UpdateArticleByID(id: Integer);
var
Article: TArticle;
begin
Article := Context.Request.BodyAs<TArticle>;
try
Article.id := Context.Request.ParamsAsInteger['id'];
GetArticlesService.Update(Article);
Render(201, 'Article Updated');
finally
Article.Free;
end;
end;
procedure TArticlesController.GetArticleByID(id: Integer);
var
Article: TArticle;
begin
try
Article := GetArticlesService.GetByID(Context.Request.ParamsAsInteger['id']);
Render(Article);
except
on E: EServiceException do
begin
raise EMVCException.Create(E.Message, '', 0, 404);
end
else
raise;
end;
end;
end.