(PureBasic) Delete a Google Calendar Event

See more Google Calendar Examples

Demonstrates how to delete a Google Calendar event.

For more information, see https://developers.google.com/calendar/v3/reference/events/delete

Chilkat PureBasic Module Download Chilkat PureBasic Module

IncludeFile "CkHttpResponse.pb"
IncludeFile "CkHttp.pb"
IncludeFile "CkJsonObject.pb"

Procedure ChilkatExample()

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

    ; This example uses a previously obtained access token having permission for the 
    ; Google Calendar scope.

    ; In this example, Get Google Calendar OAuth2 Access Token, the access
    ; token was saved to a JSON file.  This example fetches the access token from the file..
    jsonToken.i = CkJsonObject::ckCreate()
    If jsonToken.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    success.i = CkJsonObject::ckLoadFile(jsonToken,"qa_data/tokens/googleCalendar.json")
    If CkJsonObject::ckHasMember(jsonToken,"access_token") = 0
        Debug "No access token found."
        CkJsonObject::ckDispose(jsonToken)
        ProcedureReturn
    EndIf

    http.i = CkHttp::ckCreate()
    If http.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    CkHttp::setCkAuthToken(http, CkJsonObject::ckStringOf(jsonToken,"access_token"))

    ; Your URL should use the actual calendar ID and the actual event ID for the event to be deleted.
    url.s = "https://www.googleapis.com/calendar/v3/calendars/your_calendar_id/events/your_event_id"

    resp.i = CkHttp::ckQuickRequest(http,"DELETE",url)
    If CkHttp::ckLastMethodSuccess(http) = 0
        Debug CkHttp::ckLastErrorText(http)
        CkJsonObject::ckDispose(jsonToken)
        CkHttp::ckDispose(http)
        ProcedureReturn
    EndIf

    If CkHttpResponse::ckStatusCode(resp) = 204
        ; Success.
        Debug "Event deleted"
    Else
        If CkHttpResponse::ckStatusCode(resp) = 401
            Debug "Try refreshing the access token and then retry..."
        EndIf

        ; Failed. 
        Debug CkHttpResponse::ckBodyStr(resp)
    EndIf

    CkHttpResponse::ckDispose(resp)



    CkJsonObject::ckDispose(jsonToken)
    CkHttp::ckDispose(http)


    ProcedureReturn
EndProcedure