Classic ASP Requires Chilkat v11.0.0+
MS Graph Calendar Update Event

Update the properties of an event object.
Chilkat Classic ASP Downloads

Classic ASP
<html>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
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<body>
<%
success = 0

'  This example assumes the Chilkat API to have been previously unlocked.
'  See Global Unlock Sample for sample code.

set http = Server.CreateObject("Chilkat.Http")

'  Implements the following CURL command:

'  curl -X PATCH https://graph.microsoft.com/v1.0/me/events/{id} \
'    -H "Content-type: application/json" \
'    -d '{
'    "originalStartTimeZone": "originalStartTimeZone-value",
'    "originalEndTimeZone": "originalEndTimeZone-value",
'    "responseStatus": {
'      "response": "",
'      "time": "datetime-value"
'    },
'    "recurrence": null,
'    "iCalUId": "iCalUId-value",
'    "reminderMinutesBeforeStart": 99,
'    "isOnlineMeeting": true,
'    "onlineMeetingProvider": "teamsForBusiness",
'    "isReminderOn": true,
'    "categories": ["Red category"]
'  }'

'  Use the following online tool to generate HTTP code from a CURL command
'  Convert a cURL Command to HTTP Source Code

'  Use this online tool to generate code from sample JSON:
'  Generate Code to Create JSON

'  The following JSON is sent in the request body.

'  {
'    "originalStartTimeZone": "originalStartTimeZone-value",
'    "originalEndTimeZone": "originalEndTimeZone-value",
'    "responseStatus": {
'      "response": "",
'      "time": "datetime-value"
'    },
'    "recurrence": null,
'    "iCalUId": "iCalUId-value",
'    "reminderMinutesBeforeStart": 99,
'    "isOnlineMeeting": true,
'    "onlineMeetingProvider": "teamsForBusiness",
'    "isReminderOn": true,
'    "categories": [
'      "Red category"
'    ]
'  }

set json = Server.CreateObject("Chilkat.JsonObject")
success = json.UpdateString("originalStartTimeZone","originalStartTimeZone-value")
success = json.UpdateString("originalEndTimeZone","originalEndTimeZone-value")
success = json.UpdateString("responseStatus.response","")
success = json.UpdateString("responseStatus.time","datetime-value")
success = json.UpdateNull("recurrence")
success = json.UpdateString("iCalUId","iCalUId-value")
success = json.UpdateInt("reminderMinutesBeforeStart",99)
success = json.UpdateBool("isOnlineMeeting",1)
success = json.UpdateString("onlineMeetingProvider","teamsForBusiness")
success = json.UpdateBool("isReminderOn",1)
success = json.UpdateString("categories[0]","Red category")

http.SetRequestHeader "Content-type","application/json"

set sbRequestBody = Server.CreateObject("Chilkat.StringBuilder")
success = json.EmitSb(sbRequestBody)

set resp = Server.CreateObject("Chilkat.HttpResponse")
success = http.HttpSb("PATCH","https://graph.microsoft.com/v1.0/me/events/{id}",sbRequestBody,"utf-8","application/json",resp)
If (success = 0) Then
    Response.Write "<pre>" & Server.HTMLEncode( http.LastErrorText) & "</pre>"
    Response.End
End If

set sbResponseBody = Server.CreateObject("Chilkat.StringBuilder")
success = resp.GetBodySb(sbResponseBody)
set jResp = Server.CreateObject("Chilkat.JsonObject")
success = jResp.LoadSb(sbResponseBody)
jResp.EmitCompact = 0

Response.Write "<pre>" & Server.HTMLEncode( "Response Body:") & "</pre>"
Response.Write "<pre>" & Server.HTMLEncode( jResp.Emit()) & "</pre>"

respStatusCode = resp.StatusCode
Response.Write "<pre>" & Server.HTMLEncode( "Response Status Code = " & respStatusCode) & "</pre>"
If (respStatusCode >= 400) Then
    Response.Write "<pre>" & Server.HTMLEncode( "Response Header:") & "</pre>"
    Response.Write "<pre>" & Server.HTMLEncode( resp.Header) & "</pre>"
    Response.Write "<pre>" & Server.HTMLEncode( "Failed.") & "</pre>"
    Response.End
End If

'  Sample JSON response:
'  (Sample code for parsing the JSON response is shown below)

'  {
'    "originalStartTimeZone": "originalStartTimeZone-value",
'    "originalEndTimeZone": "originalEndTimeZone-value",
'    "responseStatus": {
'      "response": "",
'      "time": "datetime-value"
'    },
'    "recurrence": null,
'    "iCalUId": "iCalUId-value",
'    "reminderMinutesBeforeStart": 99,
'    "isOnlineMeeting": true,
'    "onlineMeetingProvider": "teamsForBusiness",
'    "isReminderOn": true,
'    "onlineMeeting": {
'      "joinUrl": "https://teams.microsoft.com/l/meetup-join/19%3ameeting_NzIyNzhlMGEtM2YyZC00ZmY0LTlhNzUtZmZjNWFmZGNlNzE2%40thread.v2/0?context=%7b%22Tid%22%3a%2272f988bf-86f1-41af-91ab-2d7cd011db47%22%2c%22Oid%22%3a%22bc55b173-cff6-457d-b7a1-64bda7d7581a%22%7d",
'      "conferenceId": "177513992",
'      "tollNumber": "+91 22 6241 6885"
'    }
'  }

'  Sample code for parsing the JSON response...
'  Use the following online tool to generate parsing code from sample JSON:
'  Generate Parsing Code from JSON

originalStartTimeZone = jResp.StringOf("originalStartTimeZone")
originalEndTimeZone = jResp.StringOf("originalEndTimeZone")
responseStatusResponse = jResp.StringOf("responseStatus.response")
responseStatusTime = jResp.StringOf("responseStatus.time")
recurrence = jResp.StringOf("recurrence")
iCalUId = jResp.StringOf("iCalUId")
reminderMinutesBeforeStart = jResp.IntOf("reminderMinutesBeforeStart")
isOnlineMeeting = jResp.BoolOf("isOnlineMeeting")
onlineMeetingProvider = jResp.StringOf("onlineMeetingProvider")
isReminderOn = jResp.BoolOf("isReminderOn")
onlineMeetingJoinUrl = jResp.StringOf("onlineMeeting.joinUrl")
onlineMeetingConferenceId = jResp.StringOf("onlineMeeting.conferenceId")
onlineMeetingTollNumber = jResp.StringOf("onlineMeeting.tollNumber")

%>
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