using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.Linq;
using System.Web.Mvc;
using BeWo.Report;
using BS.Shared.DataContracts;
using BS.Shared.DataContracts.Compact;
using DevExpress.XtraPrinting.Native;
using DevExpress.XtraReports.UI;

namespace BeWoPlanerMobil.Models
{
    public class ReportViewerModel : AbstractModel
    {
        public List<CompactEmployeeDC> AllEmployees { get; set; }
        public List<CompactTeamDC> AllTeams { get; set; }
        public List<QueryDC> Queries { get; set; }
        public AbstractReportCreator ReportCreator { get; set; }

        [Display(Name = "Monat")]
        public int? SelectedMonth { get; set; }
        public List<SelectListItem> Months
        {
            get
            {
                var result = new List<SelectListItem>();

                for(var i = 1; i < 13; i++)
                {
                    result.Add(new SelectListItem
                    {
                        Value = i.ToString(),
                        Text = new DateTime(DateTime.Now.Year, i, 1).ToString("MMMM")
                    });
                }

                return result;
            }
        }


        [Display(Name = "Jahr")]
        public int? SelectedYear { get; set; }
        public List<SelectListItem> Years
        {
            get
            {
                var result = new List<SelectListItem>();

                for(var i = DateTime.Today.Year; i > DateTime.Today.Year - 11; i--)
                {
                    result.Add(new SelectListItem
                    {
                        Value = i.ToString(),
                        Text = i.ToString()
                    });
                }

                return result;
            }
        }
        

        [Display(Name="Bericht")]
        public ReportType SelectedReportType { get; set; }
        public List<SelectListItem> ReportTypes { get; set; }
        

        [Display(Name = "Bericht")]
        public long? SelectedCustomReport { get; set; }
        public List<SelectListItem> CustomReports
        {
            get
            {
                var result = new List<SelectListItem>();

                if(Queries is null)
                {
                    return result;
                }

                result.Add(new SelectListItem { Text = "", Value = "0" });

                foreach(var query in Queries)
                {
                    result.Add(new SelectListItem { Text = query.Title, Value = query.Oid.ToString() });
                }

                return result;
            }
        }


        [Display(Name="Mitarbeiter")]
        public long? SelectedEmployeeOid { get; set; }
        public List<SelectListItem> Employees
        {
            get
            {
                var result = new List<SelectListItem>();

                if(AllEmployees is null)
                {
                    return result;
                }

                if(HasRightMitarbeiterstundenkontoViewSelf && !HasRightMitarbeiterstundenkontoViewAll)
                {
                    result.Add(new SelectListItem{ Text = Employee.LastNameFirstName, Value = Employee.EmployeeOid.ToString()});
                    return result;
                }

                result.Add(new SelectListItem { Text = string.Empty, Value = "0" });

                foreach(var employee in AllEmployees.OrderBy(e => e.SimpleDescription))
                {
                    result.Add(new SelectListItem { Text = employee.SimpleDescription, Value = employee.EmployeeOid.ToString() });
                }

                return result;
            }
        }


        [Display(Name = "Team")]
        public long? SelectedTeamOid { get; set; }
        public List<SelectListItem> Teams
        {
            get
            {
                var result = new List<SelectListItem>();

                if(AllTeams is null)
                {
                    return result;
                }

                result.Add(new SelectListItem { Text = string.Empty, Value = "0" });

                foreach(var team in AllTeams.OrderBy(t => t.Name))
                {
                    result.Add(new SelectListItem { Text = team.Name, Value = team.TeamOid.ToString() });
                }

                return result;
            }
        }


        public List<CompactEmployeeDC> SelectedEmployees { get; set; }
        public List<CompactTeamDC> SelectedTeams { get; set; }



        public XtraReport Report { get; set; }

        public double ReportRatio
        {
            get
            {
                if(Report is null)
                {
                    return 0d;
                }

                var width = 1f;
                var height = 1f;
                var ratio = 1d;

                if(Report.Pages.Count == 0)
                {
                    return Math.Round(21d / 27d, 2);
                }

                foreach(PSPage page in Report.Pages)
                {
                    var size = page.Size;
                    if(size.Width > width)
                    {
                        width = size.Width;
                    }

                    if(size.Height > height)
                    {
                        height = size.Height;
                    }
                }

                ratio = width < height ? width / height : height / width;

                return Math.Round(ratio, 2);
            }
        }
    }

    public enum ReportType 
    {
        Berichte = 0,
        Mitarbeiterstundenkonto = 1
    }
}