feat: add Scheduler CRUD example for RazorPages

Telerik.Examples.RazorPages/Telerik.Examples.RazorPages/Models/DateGreaterThan.cs

@@ -0,0 +1,37 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace Telerik.Examples.RazorPages.Models
+{
+    public class DateGreaterThanAttribute : ValidationAttribute
+    {
+        private const string DEFAULT_ERROR_MSG_TEMPLATE = "{0} should be after {1}";
+
+        public DateGreaterThanAttribute()
+        {
+            if (String.IsNullOrEmpty(ErrorMessage))
+            {
+                ErrorMessage = DEFAULT_ERROR_MSG_TEMPLATE;
+            }
+        }
+
+        protected override ValidationResult IsValid(object value, ValidationContext validationContext)
+        {
+            DateTime? date = value != null ? (DateTime?)value : null;
+            var otherValue = validationContext.ObjectType.GetProperty(OtherField).GetValue(validationContext.ObjectInstance);
+            DateTime? otherDate = otherValue != null ? (DateTime?)otherValue : null;
+            if (date.HasValue && otherDate.HasValue && otherDate > date)
+            {
+                return new ValidationResult(String.Format(ErrorMessage, validationContext.DisplayName, OtherField));
+            }
+
+            return ValidationResult.Success;
+
+        }
+
+        public string OtherField { get; set; }
+    }
+}

Telerik.Examples.RazorPages/Telerik.Examples.RazorPages/Models/MeetingViewModel.cs

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+using Kendo.Mvc.UI;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace Telerik.Examples.RazorPages.Models
+{
+    public class MeetingViewModel : ISchedulerEvent
+    {
+        public int MeetingID { get; set; }
+
+        [Required]
+        public string Title { get; set; }
+
+        public string Description { get; set; }
+
+        private DateTime start;
+        [Required]
+        public DateTime Start
+        {
+            get
+            {
+                return start;
+            }
+            set
+            {
+                start = value.ToUniversalTime();
+            }
+        }
+
+        public string StartTimezone { get; set; }
+
+        private DateTime end;
+
+        [Required]
+        [DateGreaterThan(OtherField = "Start")]
+        public DateTime End
+        {
+            get
+            {
+                return end;
+            }
+            set
+            {
+                end = value.ToUniversalTime();
+            }
+        }
+
+        public string EndTimezone { get; set; }
+
+        public string RecurrenceRule { get; set; }
+        public int? RecurrenceID { get; set; }
+        public string RecurrenceException { get; set; }
+        public bool IsAllDay { get; set; }
+        public string Timezone { get; set; }
+        public int? RoomID { get; set; }
+        public IEnumerable<int> Attendees { get; set; }
+    }
+}

Telerik.Examples.RazorPages/Telerik.Examples.RazorPages/Pages/Scheduler/SchedulerCrudOperations.cshtml

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+@page
+@model Telerik.Examples.RazorPages.Pages.Scheduler.SchedulerCrudOperationsModel
+@{
+    ViewData["Title"] = "SchedulerCrudOperations";
+}
+
+@using Kendo.Mvc.UI
+
+@inject Microsoft.AspNetCore.Antiforgery.IAntiforgery Xsrf
+@Html.AntiForgeryToken()
+
+@(Html.Kendo().Scheduler<Telerik.Examples.RazorPages.Models.MeetingViewModel>()
+    .Name("scheduler")
+    .Height(600)
+    .Views(views =>
+    {
+        views.DayView();
+        views.WeekView(weekView => weekView.Selected(true));
+        views.MonthView();
+        views.AgendaView();
+    })
+    .Timezone("Etc/UTC")
+    .Resources(resource =>
+    {
+        resource.Add(m => m.RoomID)
+            .Title("Room")
+            .DataTextField("Text")
+            .DataValueField("Value")
+            .DataColorField("Color")
+            .BindTo(new[] {
+                    new { Text = "Meeting Room 101", Value = 1, Color = "#6eb3fa" },
+                    new { Text = "Meeting Room 201", Value = 2, Color = "#f58a8a" }
+                });
+        resource.Add(m => m.Attendees)
+            .Title("Attendees")
+            .Multiple(true)
+            .DataTextField("Text")
+            .DataValueField("Value")
+            .DataColorField("Color")
+            .BindTo(new[] {
+                    new { Text = "Alex", Value = 1, Color = "#f8a398" },
+                    new { Text = "Bob", Value = 2, Color = "#51a0ed" },
+                    new { Text = "Charlie", Value = 3, Color = "#56ca85" }
+                });
+    })
+    .DataSource(d => d
+        .Model(m =>
+        {
+            m.Id(f => f.MeetingID);
+            m.Field(f => f.Title).DefaultValue("No title");
+            m.Field(f => f.Attendees).DefaultValue(1);
+            m.RecurrenceId(f => f.RecurrenceID);
+        })
+        .Events(e => e.Error("error_handler"))
+        .Read(read=>read.Url(Url.Page("SchedulerCrudOperations","Meetings_Read")).Data("forgeryToken"))
+        .Create(create=>create.Url(Url.Page("SchedulerCrudOperations","Meetings_Create")).Data("forgeryToken"))
+        .Destroy(destroy=>destroy.Url(Url.Page("SchedulerCrudOperations","Meetings_Destroy")).Data("forgeryToken"))
+        .Update(u=>u.Url(Url.Page("SchedulerCrudOperations","Meetings_Update")).Data("forgeryToken"))
+    )
+)
+
+<script>
+    function forgeryToken() {
+        return kendo.antiForgeryTokens();
+    }
+
+    function error_handler(e) {
+        if (e.errors) {
+            var message = "Errors:\n";
+            $.each(e.errors, function (key, value) {
+                if ('errors' in value) {
+                    $.each(value.errors, function () {
+                        message += this + "\n";
+                    });
+                }
+            });
+            alert(message);
+
+            var scheduler = $("#scheduler").data("kendoScheduler");
+            scheduler.one("dataBinding", function (e) {
+                //prevent saving if server error is thrown
+                e.preventDefault();
+            })
+        }
+    }
+</script>
+

Telerik.Examples.RazorPages/Telerik.Examples.RazorPages/Pages/Scheduler/SchedulerCrudOperations.cshtml.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using Kendo.Mvc.Extensions;
+using Kendo.Mvc.UI;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.AspNetCore.Mvc.RazorPages;
+using Telerik.Examples.RazorPages.Models;
+
+namespace Telerik.Examples.RazorPages.Pages.Scheduler
+{
+    public class SchedulerCrudOperationsModel : PageModel
+    {
+        public static IList<MeetingViewModel> meetings;
+
+        public void OnGet()
+        {
+            if (meetings == null)
+            {
+                meetings = new List<MeetingViewModel>();
+                Enumerable.Range(1, 5).ToList().ForEach(x => meetings.Add(new MeetingViewModel()
+                {
+                    MeetingID = x,
+                    Title = "Event " + x,
+                    Start = DateTime.Now.AddHours(x * 2),
+                    End = DateTime.Now.AddHours(x * 3),
+                    Description = "Description for event " + x,
+                    Attendees = new List<int>() { (x % 3) +1 }
+                })); ;
+
+            }
+        }
+
+        public virtual JsonResult OnPostMeetings_Read([DataSourceRequest] DataSourceRequest request)
+        {
+            return new JsonResult(meetings.ToDataSourceResult(request));
+        }
+        public virtual JsonResult OnPostMeetings_Destroy([DataSourceRequest] DataSourceRequest request, MeetingViewModel meeting)
+        {
+            if (ModelState.IsValid)
+            {
+                meetings.Remove(meetings.First(x => x.MeetingID == meeting.MeetingID));
+            }
+
+            return new JsonResult(new[] { meeting }.ToDataSourceResult(request, ModelState));
+        }
+
+        public virtual JsonResult OnPostMeetings_Create([DataSourceRequest] DataSourceRequest request, MeetingViewModel meeting)
+        {
+            if (ModelState.IsValid)
+            {
+                meeting.MeetingID = meetings.Count + 2;
+                meetings.Add(meeting);
+            }
+
+            return new JsonResult(new[] { meeting }.ToDataSourceResult(request, ModelState));
+        }
+
+        public virtual JsonResult OnPostMeetings_Update([DataSourceRequest] DataSourceRequest request, MeetingViewModel meeting)
+        {
+            if (ModelState.IsValid)
+            {
+                meetings.Where(x => x.MeetingID == meeting.MeetingID).Select(x => meeting);
+            }
+
+            return new JsonResult(new[] { meeting }.ToDataSourceResult(request, ModelState));
+        }
+    }
+}