VB.NET Google Calendar: Update (Patch) a Calendar Entry

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Updates an entry on the user's calendar list.
This example updates the "summary" for the calendar having the ID = "chilkatcloud.com_su2u8trmo6rlq2jh6cr9hb032o@group.calendar.google.com". The new summary will be "Party Calendar".

Documentation: https://developers.google.com/google-apps/calendar/v3/reference/calendarList/patch


Dim rest As New Chilkat.Rest
Dim success As Boolean

'   Provide a previously obtained OAuth2 access token.
Dim oauth2 As New Chilkat.OAuth2
oauth2.AccessToken = "OAUTH2_ACCESS_TOKEN"
rest.SetAuthOAuth2(oauth2)

success = rest.Connect("www.googleapis.com",443,True,True)
If (success <> True) Then
    Debug.WriteLine(rest.LastErrorText)
    Exit Sub
End If



'  The following code creates the JSON request body.
'  The JSON created by this code is shown below.
Dim jsonReq As New Chilkat.JsonObject
jsonReq.UpdateString("summary","Party Calendar")


Dim sbReq As New Chilkat.StringBuilder
jsonReq.EmitSb(sbReq)

rest.AddHeader("Content-Type","application/json")

Dim sbJson As New Chilkat.StringBuilder
success = rest.FullRequestSb("PATCH","/calendar/v3/calendars/chilkatcloud.com_su2u8trmo6rlq2jh6cr9hb032o@group.calendar.google.com",sbReq,sbJson)
If (success <> True) Then
    Debug.WriteLine(rest.LastErrorText)
    Exit Sub
End If


If (rest.ResponseStatusCode <> 200) Then
    Debug.WriteLine("Received error response code: " & rest.ResponseStatusCode)
    Debug.WriteLine("Response body:")
    Debug.WriteLine(sbJson.GetAsString())
    Exit Sub
End If


Dim json As New Chilkat.JsonObject
json.LoadSb(sbJson)

'  The following code parses the JSON response.
'  A sample JSON response is shown below the sample code.
Dim kind As String
Dim etag As String
Dim id As String
Dim summary As String
Dim timeZone As String

kind = json.StringOf("kind")
etag = json.StringOf("etag")
id = json.StringOf("id")
summary = json.StringOf("summary")
timeZone = json.StringOf("timeZone")


Debug.WriteLine("Example Completed.")

Sample JSON Request Body

{  
"summary": "Party Calendar" 
}



  

Sample JSON Response Body

{
  "kind": "calendar#calendar",
  "etag": "\"BKjXnZpXR6E5ueFWG3UJk-2POYg/jcCkAVFAjoCovUbrUQlnks64qfY\"",
  "id": "chilkatcloud.com_su2u8trmo6rlq2jh6cr9hb032o@group.calendar.google.com",
  "summary": "Party Calendar",
  "timeZone": "UTC"
}