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Web API Service

Documentation

This example demonstrates the Scheduler UI component communicating with a Web API service.

Backend API
@(Html.DevExtreme().Scheduler() .ID("scheduler") .DataSource(d => d.WebApi() .Controller("SchedulerData") .Key("AppointmentId") .DeleteAction(true) .UpdateAction(true) .InsertAction(true) ) .TimeZone("America/Los_Angeles") .DateSerializationFormat("yyyy-MM-ddTHH:mm:ssZ") .RemoteFiltering(true) .Views(new[] { SchedulerViewType.Day, SchedulerViewType.WorkWeek, SchedulerViewType.Month }) .CurrentView(SchedulerViewType.Day) .CurrentDate(new DateTime(2021, 4, 27)) .StartDayHour(9) .EndDayHour(19) .Height(600) .TextExpr("Text") .StartDateExpr("StartDate") .EndDateExpr("EndDate") .AllDayExpr("AllDay") .RecurrenceRuleExpr("RecurrenceRule") .RecurrenceExceptionExpr("RecurrenceException") )
using DevExtreme.MVC.Demos.Models.SampleData; using DevExtreme.MVC.Demos.ViewModels; using System; using System.Collections.Generic; using System.Linq; using System.Web.Mvc; namespace DevExtreme.MVC.Demos.Controllers { public class SchedulerController : Controller { public ActionResult WebAPIService() { return View(); } } }
using DevExtreme.AspNet.Data; using DevExtreme.AspNet.Mvc; using DevExtreme.MVC.Demos.Models; using Newtonsoft.Json; using System; using System.Collections.Generic; using System.Linq; using System.Net; using System.Net.Http; using System.Net.Http.Formatting; using System.Web.Http; namespace DevExtreme.MVC.Demos.Controllers.ApiControllers { public class SchedulerDataController : ApiController { InMemoryAppointmentsDataContext _data = new InMemoryAppointmentsDataContext(); [HttpGet] public HttpResponseMessage Get(DataSourceLoadOptions loadOptions) { return Request.CreateResponse(DataSourceLoader.Load(_data.Appointments, loadOptions)); } [HttpPost] public HttpResponseMessage Post(FormDataCollection form) { var values = form.Get("values"); var newAppointment = new Appointment(); JsonConvert.PopulateObject(values, newAppointment); Validate(newAppointment); if(!ModelState.IsValid) return Request.CreateErrorResponse(HttpStatusCode.BadRequest, ModelState.GetFullErrorMessage()); _data.Appointments.Add(newAppointment); _data.SaveChanges(); return Request.CreateResponse(HttpStatusCode.Created); } [HttpPut] public HttpResponseMessage Put(FormDataCollection form) { var key = Convert.ToInt32(form.Get("key")); var values = form.Get("values"); var appointment = _data.Appointments.First(a => a.AppointmentId == key); JsonConvert.PopulateObject(values, appointment); Validate(appointment); if(!ModelState.IsValid) return Request.CreateErrorResponse(HttpStatusCode.BadRequest, ModelState.GetFullErrorMessage()); _data.SaveChanges(); return Request.CreateResponse(HttpStatusCode.OK); } [HttpDelete] public void Delete(FormDataCollection form) { var key = Convert.ToInt32(form.Get("key")); var appointment = _data.Appointments.First(a => a.AppointmentId == key); _data.Appointments.Remove(appointment); _data.SaveChanges(); } } }
using System; using System.Collections.Generic; using System.Linq; namespace DevExtreme.MVC.Demos.Models { public class Appointment { public int AppointmentId { get; set; } public string Text { get; set; } public string Description { get; set; } public string StartDate { get; set; } public string EndDate { get; set; } public bool AllDay { get; set; } public string RecurrenceRule { get; set; } public string RecurrenceException { get; set; } } public class DisableDatesAppointment { public int AppointmentId { get; set; } public string Text { get; set; } public string Description { get; set; } public DateTime StartDate { get; set; } public DateTime EndDate { get; set; } public bool AllDay { get; set; } public string RecurrenceRule { get; set; } public string RecurrenceException { get; set; } } }
using System; using System.Collections.Generic; namespace DevExtreme.MVC.Demos.Models.SampleData { public partial class SampleData { public static readonly IEnumerable<Appointment> Appointments = new[] { new Appointment { AppointmentId = 1, Text = "Website Re-Design Plan", StartDate = "2021-04-26T16:30:00.000Z", EndDate = "2021-04-26T18:30:00.000Z" }, new Appointment { AppointmentId = 2, Text = "Book Flights to San Fran for Sales Trip", StartDate = "2021-04-26T19:00:00.000Z", EndDate = "2021-04-26T20:00:00.000Z", AllDay = true }, new Appointment { AppointmentId = 3, Text = "Install New Router in Dev Room", StartDate = "2021-04-26T21:30:00.000Z", EndDate = "2021-04-26T22:30:00.000Z" }, new Appointment { AppointmentId = 4, Text = "Approve Personal Computer Upgrade Plan", StartDate = "2021-04-27T17:00:00.000Z", EndDate = "2021-04-27T18:00:00.000Z" }, new Appointment { AppointmentId = 5, Text = "Final Budget Review", StartDate = "2021-04-27T19:00:00.000Z", EndDate = "2021-04-27T20:35:00.000Z" }, new Appointment { AppointmentId = 6, Text = "New Brochures", StartDate = "2021-04-27T21:30:00.000Z", EndDate = "2021-04-27T22:45:00.000Z" }, new Appointment { AppointmentId = 7, Text = "Install New Database", StartDate = "2021-04-28T16:45:00.000Z", EndDate = "2021-04-28T18:15:00.000Z" }, new Appointment { AppointmentId = 8, Text = "Approve New Online Marketing Strategy", StartDate = "2021-04-28T19:00:00.000Z", EndDate = "2021-04-28T21:00:00.000Z" }, new Appointment { AppointmentId = 9, Text = "Upgrade Personal Computers", StartDate = "2021-04-28T22:15:00.000Z", EndDate = "2021-04-28T23:30:00.000Z" }, new Appointment { AppointmentId = 10, Text = "Customer Workshop", StartDate = "2021-04-29T18:00:00.000Z", EndDate = "2021-04-29T19:00:00.000Z", AllDay = true }, new Appointment { AppointmentId = 11, Text = "Prepare 2021 Marketing Plan", StartDate = "2021-04-29T18:00:00.000Z", EndDate = "2021-04-29T20:30:00.000Z" }, new Appointment { AppointmentId = 12, Text = "Brochure Design Review", StartDate = "2021-04-29T21:00:00.000Z", EndDate = "2021-04-29T22:30:00.000Z" }, new Appointment { AppointmentId = 13, Text = "Create Icons for Website", StartDate = "2021-04-30T17:00:00.000Z", EndDate = "2021-04-30T18:30:00.000Z" }, new Appointment { AppointmentId = 14, Text = "Upgrade Server Hardware", StartDate = "2021-04-30T21:30:00.000Z", EndDate = "2021-04-30T23:00:00.000Z" }, new Appointment { AppointmentId = 15, Text = "Submit New Website Design", StartDate = "2021-04-30T23:30:00.000Z", EndDate = "2021-05-01T01:00:00.000Z" }, new Appointment { AppointmentId = 16, Text = "Launch New Website", StartDate = "2021-04-30T19:20:00.000Z", EndDate = "2021-04-30T21:00:00.000Z" } }; } }
using System; using System.Collections.Generic; namespace DevExtreme.MVC.Demos.Models { public class InMemoryAppointmentsDataContext : InMemoryDataContext<Appointment> { public ICollection<Appointment> Appointments => ItemsInternal; protected override IEnumerable<Appointment> Source => SampleData.SampleData.Appointments; protected override int GetKey(Appointment item) => item.AppointmentId; protected override void SetKey(Appointment item, int key) => item.AppointmentId = key; } }