using System;
using System.Collections.Generic;
using System.Collections;
using System.Linq;
using System.Web;
using System.Web.Mvc;
using DHTMLX.Scheduler;
using DHTMLX.Scheduler.Controls;
using DHTMLX.Scheduler.Data;
using DHTMLX.Common;
using Rental.Models;
namespace Rental.Controllers
{
public class HomeController : Controller
{
public ActionResult Index(FormState state)
{
var scheduler = new DHXScheduler(this);
scheduler.Extensions.Add(SchedulerExtensions.Extension.Collision);
scheduler.Extensions.Add(SchedulerExtensions.Extension.Minical);
scheduler.BeforeInit.Add("def_template();");
scheduler.Config.time_step = 60;
scheduler.XY.bar_height = 76;
scheduler.InitialValues.Add("text", "");
if (_ParseDate(state.DateFrom, state.TimeFrom) != default(DateTime))
{
scheduler.InitialDate = _ParseDate(state.DateFrom, state.TimeFrom);
}
var context = new RentalDataContext();
var cars = _SelectCars(context, state);
if (cars.Count() == 0)
{
ViewData["Message"] = "Nothing was found on your request";
cars = _SelectCars(context);
}
var printableList = cars.Select(c => new { key = c.id, label = c.Brand, price = c.Price, link = c.Photo });
_ConfigureLightbox(scheduler, printableList);
_ConfigureViews(scheduler, printableList);
_UpdateViewData(scheduler, context, state);
scheduler.PreventCache();
scheduler.LoadData = true;
scheduler.EnableDataprocessor = true;
var model = new ViewModel();
model.Scheduler = scheduler;
model.CategoryCount = cars.Count();
return View(model);
}
protected void _UpdateViewData(DHXScheduler scheduler, RentalDataContext context, FormState state)
{
ViewData["Price"] = _CreatePriceSelect(scheduler, state.Price);
ViewData["Type"] = _CreateTypeSelect(context.Types, state.Type);
ViewData["DateFrom"] = state.DateFrom;
ViewData["DateTo"] = state.DateTo;
ViewData["TimeFrom"] = _CreateTimeSelect(scheduler, state.TimeFrom);
ViewData["TimeTo"] = _CreateTimeSelect(scheduler, state.TimeTo);
ViewData["DateFilter"] = state.DateFilter;
}
private List<SelectListItem> _CreateTypeSelect(IEnumerable<Models.Type> types, string selected)
{
var typesList = new List<SelectListItem>()
{
new SelectListItem(){Value = "", Text = "Any"}
};
foreach (var type in types)
{
var item = new SelectListItem() { Value = type.id.ToString(), Text = string.Format("{0}: {1} cars", type.title, type.Cars.Count) };
if (item.Value == selected)
item.Selected = true;
typesList.Add(item);
}
return typesList;
}
private List<SelectListItem> _CreatePriceSelect(DHXScheduler scheduler, string selected)
{
var priceRanges = new string[] { "50-80", "80-120", "120-150" };
var prices = new List<SelectListItem>(){
new SelectListItem(){Value = "", Text = "Any"}
};
foreach (var pr in priceRanges)
{
var item = new SelectListItem() { Value = pr, Text = string.Format("${0}", pr) };
if (pr == selected)
item.Selected = true;
prices.Add(item);
}
return prices;
}
private List<SelectListItem> _CreateTimeSelect(DHXScheduler scheduler, string selected)
{
var opts = new List<SelectListItem>();
for (var i = scheduler.Config.first_hour; i < scheduler.Config.last_hour; i++)
{
var value = string.Format("{0}:00", i < 10 ? "0" + i.ToString() : i.ToString());
var item = new SelectListItem() { Text = value, Value = value };
if (value == selected)
item.Selected = true;
opts.Add(item);
}
return opts;
}
protected IQueryable<Car> _SelectCars(RentalDataContext context)
{
return _SelectCars(context, null);
}
private DateTime _ParseDate(string date, string time)
{
var datestr = string.Format("{0} {1}", date, time);
DateTime result = new DateTime();
DateTime.TryParse(datestr, System.Globalization.CultureInfo.InvariantCulture, System.Globalization.DateTimeStyles.None, out result);
return result;
}
protected IQueryable<Car> _SelectCars(RentalDataContext context, FormState state)
{
IQueryable<Car> cars = from car in context.Cars select car;
if (state == null)
return cars;
string _type = state.Type;
string _price = state.Price;
var _from = default(DateTime);
var _to = default(DateTime);
if (!string.IsNullOrEmpty(state.DateFrom))
{
_from = _ParseDate(state.DateFrom, state.TimeFrom);
_to = _ParseDate(state.DateTo, state.TimeTo);
if (_from.CompareTo(default(DateTime)) != 0 && _to.CompareTo(default(DateTime)) == 0)
{
_to = _from.AddHours(1);
}
}
if (!string.IsNullOrEmpty(_type))
{
int type = context.Types.First().id;
if (!string.IsNullOrEmpty(_type))
{
int.TryParse(_type, out type);
}
cars = cars.Where(c => c.TypeId == type);
}
if (!string.IsNullOrEmpty(_price))
{
var price = _price.Split('-');
int low = int.Parse(price[0]);
int top = int.Parse(price[1]);
cars = cars.Where(c => c.Price <= top && c.Price >= low);
}
if (state.DateFilter && _from != default(DateTime) && _to != default(DateTime))
{
cars = from car in cars
where car.Orders.Count == 0
|| car.Orders.Where(o => o.end_date > _from && o.start_date < _to).Count() == 0
select car;
}
return cars;
}
protected void _ConfigureViews(DHXScheduler scheduler, IEnumerable cars)
{
var units = new TimelineView("Orders", "car_id");
units.X_Step = 2;
units.X_Length = 12;
units.X_Size = 12;
units.Dx = 149;
units.Dy = 76;
units.EventDy = units.Dy - 5;
units.AddOptions(cars);
units.RenderMode = TimelineView.RenderModes.Bar;
scheduler.Views.Clear();
scheduler.Views.Add(units);
scheduler.InitialView = scheduler.Views[0].Name;
}
protected void _ConfigureLightbox(DHXScheduler scheduler, IEnumerable cars)
{
scheduler.Lightbox.Add(new LightboxText("text", "Contact details") { Height = 42, Focus = true });
scheduler.Lightbox.Add(new LightboxText("description", "Note") { Height = 63 });
var select = new LightboxSelect("car_id", "Car Brand");
scheduler.Lightbox.Add(select);
scheduler.Lightbox.Add(new LightboxText("pick_location", "Pick up location") { Height = 21 });
scheduler.Lightbox.Add(new LightboxText("drop_location", "Drop off location") { Height = 21 });
select.AddOptions(cars);
scheduler.Lightbox.Add(new LightboxTime("time", "Time period"));
}
public ContentResult Data()
{
return new SchedulerAjaxData((new RentalDataContext()).Orders);
}
public ContentResult Save(int? id, FormCollection actionValues)
{
var action = new DataAction(actionValues);
RentalDataContext data = new RentalDataContext();
try
{
var changedEvent = (Order)DHXEventsHelper.Bind(typeof(Order), actionValues);
switch (action.Type)
{
case DataActionTypes.Insert:
data.Orders.InsertOnSubmit(changedEvent);
break;
case DataActionTypes.Delete:
changedEvent = data.Orders.SingleOrDefault(ev => ev.id == action.SourceId);
data.Orders.DeleteOnSubmit(changedEvent);
break;
default:
var eventToUpdate = data.Orders.SingleOrDefault(ev => ev.id == action.SourceId);
DHXEventsHelper.Update(eventToUpdate, changedEvent, new List<string>() { "id" });
break;
}
data.SubmitChanges();
action.TargetId = changedEvent.id;
}
catch
{
action.Type = DataActionTypes.Error;
}
return (new AjaxSaveResponse(action));
}
}
}