source: branches/OaaS/HeuristicLab.Services.Optimization.Web/Controllers/AdminController.cs @ 9194

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;
using HeuristicLab.Services.Optimization.Web.Models;
using System.IO;
using System.Text;
using System.Xml;
using HeuristicLab.Services.Optimization.ControllerService;
using System.ServiceModel;
using System.ServiceModel.Description;
using System.Web.Security;
using HeuristicLab.Services.Optimization.ControllerService.Model;

namespace HeuristicLab.Services.Optimization.Web.Controllers
{
    [Authorize(Roles = "Web User")]
    public class AdminController : Controller
    {
      public delegate T ControllerServiceDelegate<T>(IControllerService service);
      public delegate void ControllerServiceDelegate(IControllerService service);

      public T withControllerService<T>(ControllerServiceDelegate<T> del) {
        using (var cf = new ChannelFactory<IControllerService>(OptimizationController.DEFAULT_CONTROLLER_ENDPOINT)) {
          var credentialBehaviour = cf.Endpoint.Behaviors.Find<ClientCredentials>();
          credentialBehaviour.UserName.UserName = Membership.GetUser().UserName;
          credentialBehaviour.UserName.Password = Session["pw"] as string;
          var controllerProxy = cf.CreateChannel();
          return del(controllerProxy);
        }
      }

      public void withControllerService(ControllerServiceDelegate del) {
        using (var cf = new ChannelFactory<IControllerService>(OptimizationController.DEFAULT_CONTROLLER_ENDPOINT)) {
          var credentialBehaviour = cf.Endpoint.Behaviors.Find<ClientCredentials>();
          credentialBehaviour.UserName.UserName = Membership.GetUser().UserName;
          credentialBehaviour.UserName.Password = Session["pw"] as string;
          var controllerProxy = cf.CreateChannel();
          del(controllerProxy);
        }
      }
        //
        // GET: /Admin/
        [HttpGet]
        public ActionResult Index()
        {
          var names = withControllerService<IEnumerable<string>>((service) => {            
            User u = new User() { Username = Membership.GetUser().UserName, Password = Session["pw"] as string };
            return service.GetOptimizationScenarioNames();
          });
          return View(names);
        }

        [HttpPost]
        public ActionResult AddScenario(UploadScenario newSecnario) {
          StreamReader reader = new StreamReader(newSecnario.ScenarioMapper.InputStream);
          string scenarioMapper = reader.ReadToEnd();

          XmlDocument doc = new XmlDocument();
          doc.Load(newSecnario.ScenarioXml.InputStream);
          string scenarioXml;
          using (var stringWriter = new StringWriter())
          using (var xmlTextWriter = XmlWriter.Create(stringWriter)) {
            doc.WriteTo(xmlTextWriter);
            xmlTextWriter.Flush();
            scenarioXml = stringWriter.GetStringBuilder().ToString();
          }

          var ok = withControllerService<bool>((service) => {
            OptimizationModel model = new OptimizationModel();
            User u = new User() { Username = Membership.GetUser().UserName, Password = Session["pw"] as string };
            return service.AddHiveScenario(u, scenarioXml, scenarioMapper);                        
          });

          return RedirectToAction("Index");
        }

        public ActionResult DeleteScenario(string id) {
          withControllerService<bool>((service) => {            
            User u = new User() { Username = Membership.GetUser().UserName, Password = Session["pw"] as string };
            return service.DeleteHiveScenario(u, id);
          });
          return RedirectToAction("Index");
        }

    }
}