Hi, I'm implementing a Scheduler in .NET using MVC. The scheduler runs on top of Jquery. But my code is not working. I needed to try if I can use my own data, so I wrote my own controller method to retrieve data from a database and return it in JSON and not JSONP since it's all running on the same host. My view is as follows.
Index.cshtml
@{
ViewBag.Title = "Index";
}
<link rel="stylesheet" href="https://kendo.cdn.telerik.com/2017.3.913/styles/kendo.common.min.css" />
<link rel="stylesheet" href="https://kendo.cdn.telerik.com/2017.3.913/styles/kendo.rtl.min.css" />
<link rel="stylesheet" href="https://kendo.cdn.telerik.com/2017.3.913/styles/kendo.silver.min.css" />
<link rel="stylesheet" href="https://kendo.cdn.telerik.com/2017.3.913/styles/kendo.mobile.all.min.css" />
<script src="https://code.jquery.com/jquery-1.12.4.min.js"></script>
<script src="https://kendo.cdn.telerik.com/2017.3.913/js/kendo.all.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/kendo-ui-core/2014.1.416/js/kendo.timezones.min.js"></script>
<h2>Index</h2>
<div id="example">
<div id="team-schedule">
<div id="orders">
<input checked type="checkbox" id="order1" aria-label="Order 1" value="200023">
<input checked type="checkbox" id="order2" aria-label="Order 2" value="200027">
<input type="checkbox" id="order3" aria-label="Order 3" value="200033">
</div>
</div>
<div id="scheduler"></div>
</div>
@section SchedulerScripts{
<script>
$(document).ready(function() {
$("#scheduler").kendoScheduler({
date: new Date("2013/6/13"),
startTime: new Date("2013/6/13 07:00 AM"),
height: 600,
views: [
"day",
{ type: "workWeek", selected: true },
"week",
"month",
"agenda",
{ type: "timeline", eventHeight: 50}
],
timezone: "Etc/UTC",
dataSource: {
batch: true,
transport: {
read: {
url: "http://localhost:51329/Scheduler/SchedulerJSONData", //This is the URL to retrieve my JSON data. Scheduler is the //controller where the SchedulerJSONData method is implemented.
dataType: "json"
},
parameterMap: function(options, operation) {
if (operation !== "read" && options.models) {
return {models: kendo.stringify(options.models)};
}
}
},
schema: {
model: {
id: "orderId",
fields: {
orderNo: { from: "ORDER_NO" },
releaseNo: { from: "RELEASE_NO" },
operationNo: { from: "OPERATION_NO" },
start: { type: "date", from: "OP_START_DATE" },
end: { type: "date", from: "OP_FINISH_DATE" },
description: { from: "OPERATION_DESCRIPTION" },
}
}
},
filter: {
logic: "or",
filters: [
{ field: "orderNo", operator: "eq", value: '200023' },
{ field: "orderNo", operator: "eq", value: '200027' },
{ field: "orderNo", operator: "eq", value: '200033' },
]
}
},
resources: [
{
field: "orderNo",
title: "Order",
dataSource: [
{ text: "Order 1", value: '200023', color: "#f8a398" },
{ text: "Order 2", value: '200027', color: "#51a0ed" },
{ text: "Order 3", value: '200033', color: "#56ca85" }
]
}
]
});
$("#orders :checkbox").change(function(e) {
var checked = $.map($("#orders :checked"), function(checkbox) {
return parseInt($(checkbox).val());
});
var scheduler = $("#scheduler").data("kendoScheduler");
scheduler.dataSource.filter({
operator: function(task) {
return $.inArray(task.orderNo, checked) >= 0;
}
});
});
});
</script>
}
My controller method to retrieve data from the database is as follows.
public ActionResult SchedulerJSONData() {
con.Open(); //con is my database connection string.
OleDbDataAdapter oda = new OleDbDataAdapter("SELECT ORDER_NO, RELEASE_NO, OPERATION_NO, OP_START_DATE, OP_FINISH_DATE, OPERATION_DESCRIPTION FROM SHOP_ORDER_OPERATION_TAB where ORDER_NO='200023' OR ORDER_NO='200027' OR ORDER_NO='200033'", con);
DataTable dt = new DataTable();
oda.Fill(dt);
string JSONString = string.Empty;
JSONString = JsonConvert.SerializeObject(dt);
return Json(JSONString, JsonRequestBehavior.AllowGet);
}
This method returns the JSON data correctly, but when I plug the URL in bold above to retrieve the JSON in the scheduler, it doesn't work. Can anyone figure out what I have done wrong?