ScopesController.java

package org.webpieces.webserver.scopes.app;

import javax.inject.Singleton;

import org.webpieces.ctx.api.Current;
import org.webpieces.ctx.api.Session;
import org.webpieces.router.api.actions.Action;
import org.webpieces.router.api.actions.Actions;
import org.webpieces.router.api.actions.FlashAndRedirect;
import org.webpieces.router.api.actions.Redirect;
import org.webpieces.router.api.actions.Render;
import org.webpieces.webserver.basic.app.biz.UserDto;

@Singleton
public class ScopesController {

	private static String longString;

	public Action home() {
		Session session = Current.session();
		session.put("age", 30);
		session.put("boolean", true);
		session.put("name", "Dean");
		
		return Actions.renderThis();
	}
	
	public Action displaySession() {
		Session session = Current.session();
		Integer age = session.get("age", Integer.class);
		Boolean b = session.get("boolean", Boolean.class);
		String name = session.get("name");
		
		return Actions.renderThis("age", age, "result", b, "name", name);
	}
	
	public Action sessionTooLarge() {
		Session session = Current.session();
		
		String someValue = create50LongString();
		
		for(int i = 0; i < 100; i++) {
			session.put("someKey"+i, someValue);
		}
		return Actions.renderThis();
	}

	private static String create50LongString() {
		if(longString != null)
			return longString;
		
		longString = "";
		for(int i = 0; i < 50; i++) {
			longString += i%10;
		}
		return longString;
	}
	
	public Action receiveLongSession() {
		Session session = Current.session();

		for(int i = 0; i < 100; i++) {
			String someValue = session.get("someKey"+i);
			System.out.println(someValue);
		}
		return Actions.renderThis();
	}
	
	public Action flashMessage() {
		Current.flash().setMessage("it worked");
		Current.flash().keep();
		return Actions.renderThis();
	}

	public Action userAddEdit(Integer id) {
		if(id == null) {
			return Actions.renderThis("entity", new UserDto());
		}

		//lookup from database typically not create user
		UserDto user = new UserDto();
		user.setId(555);
		user.setFirstName("Dean");
		user.setLastName("Hiller");
		return Actions.renderThis("entity", user);
	}
	
	//very typical post for adding user to database
	public Redirect postSaveUser(UserDto user) {
		if(user.getFirstName().length() < 3) {
			Current.validation().addError("user.firstName", "First name must be more than 2 characters");
		}

		//all errors are grouped and now if there are errors redirect AND fill in
		//the form with what the user typed in along with errors
		if(Current.validation().hasErrors()) {
			Current.flash().setMessage("Errors in form below");
			FlashAndRedirect redirect = new FlashAndRedirect(Current.getContext(), "Errors in form below");
			redirect.setIdFieldAndValue("id", user.getId());
			return Actions.redirectFlashAll(ScopesRouteId.ADD_USER, ScopesRouteId.EDIT_USER, redirect);
		}
		
		Current.flash().setMessage("User successfully saved");
		Current.flash().keep();
		
		return Actions.redirect(ScopesRouteId.LIST_USER);
	}
	
	public Render userList() {
		return Actions.renderThis();
	}
	
//	addRoute(GET , "/home",               "ScopesController.home", ScopesRouteId.HOME);
//
//	addRoute(GET , "/displaysession",     "ScopesController.displaySession", ScopesRouteId.DISPLAY_SESSION);
//	
//	//Tab state starts when TabState.start() is called in the code
//	//Tab state ends when TabState.end() is called in the code
//	//Tab id is either 
//	//   1. in the query param ?_tab={tabid} or 
//	//   2. as a url param {_tab} or 
//	//   3. in the case of posts with #{form} is as a hidden field <input name="_tab" type="hidden" value="{id}"/>
//	addRoute(GET , "/startwizard",      "ScopesController.userForm", ScopesRouteId.START_WIZARD);
//	addRoute(GET,  "/page2form/{_tab}", "ScopesController.page2Form", ScopesRouteId.PAGE2_FORM);
//	addRoute(POST, "/postpage2/{_tab}", "ScopesController.postPage2", ScopesRouteId.POST_PAGE2_FORM);
//	addRoute(GET , "/page3/{_tab}",     "ScopesController.page3Form", ScopesRouteId.PAGE3_FORM);
//	//This one should result in using the hidden field from #{form} tag
//	addRoute(POST, "/postpage3",        "ScopesController.postPage3Form", ScopesRouteId.POST_PAGE3_FORM);	

}