using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using HLWebOKBAdminPlugin.OKBAdministrationService;
using HLWebOKBAdminPlugin.Helpers;

namespace HLWebOKBAdminPlugin.Models {
  public class ProblemModel {

    public String SelectedSubMenu { get; set; }
    public IList<Problem> Problems {
      get { return ProblemsGetAll(); }
      set { ;}
    }
    public IList<ProblemClass> ProblemClasses { get { return ProblemClassGetAll(); } }
    public IList<Platform> Platforms { get { return PlatformsGetAll(); } }

    public Problem Problem { get; set; }

    public ProblemModel() {
      Problem = new Problem();
    }//ProblemModel

    //***************************************Problems***************************************************
    private IList<Platform> PlatformsGetAll() {
      AdministrationServiceClient adminClient = Admin.GetClientFactory();

      IList<Platform> platformList = new List<Platform>();

      if (adminClient != null) {
        Platform[] platforms = adminClient.GetPlatforms();
        foreach (Platform pl in platforms) {
          platformList.Add(pl);
        }
      }//if (adminClient != null)

      return platformList;
    }//ProblemClassGetAll

    private IList<ProblemClass> ProblemClassGetAll() {
      AdministrationServiceClient adminClient = Admin.GetClientFactory();

      IList<ProblemClass> problemClassList = new List<ProblemClass>();

      if (adminClient != null) {
        ProblemClass[] problemClasses = adminClient.GetProblemClasses();
        foreach (ProblemClass pc in problemClasses) {
          problemClassList.Add(pc);
        }
      }//if (adminClient != null)

      return problemClassList;
    }//ProblemClassGetAll

    private IList<Problem> ProblemsGetAll() {
      AdministrationServiceClient adminClient = Admin.GetClientFactory();

      IList<Problem> problemList = new List<Problem>();

      if (adminClient != null) {
        Problem[] problem = adminClient.GetProblems();
        foreach (Problem pr in problem) {
          problemList.Add(pr);

        }
      }//if (adminClient != null)

      return problemList;
    }//ProblemsGetAll

    private long AddProblem(Problem problem) {
      AdministrationServiceClient adminClient = Admin.GetClientFactory();

      if (adminClient != null) {
        return adminClient.AddProblem(problem);
      }

      return 0;
    }//AddProblem

    public void DeleteProblem(long id) {
      AdministrationServiceClient adminClient = Admin.GetClientFactory();

      if (adminClient != null) {
        adminClient.DeleteProblem(id);
      }
    }//DeleteProblem

    public long SaveProblem(Problem problem) {
      AdministrationServiceClient adminClient = Admin.GetClientFactory();

      if (adminClient != null) {
        if (problem.Id == 0) {
          return AddProblem(problem);
        } else {
          Problem pr = adminClient.GetProblem(problem.Id);

          if (pr != null) {
            adminClient.UpdateProblem(problem);
            return problem.Id;
          }
        }
      }

      return 0;
    }//SaveProblem

    public void UpdateProblemData(long id, byte[] data) {
      AdministrationServiceClient adminClient = Admin.GetClientFactory();

      if (adminClient != null) {
        adminClient.UpdateProblemData(id, data);
      }
    }//UpdateProblemData
  }
}