(DataFlex) Outlook Calendar List Events

See more Outlook Calendar Examples

Retrieve a list of events in a calendar.

For more information, see https://docs.microsoft.com/en-us/graph/api/calendar-list-events?view=graph-rest-1.0&tabs=http

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

Use ChilkatAx-win32.pkg

Procedure Test
    Handle hoHttp
Token    Handle hoJsonToken
    Boolean iSuccess
    String sCalendarId
    Variant vResp
    Handle hoResp
    Handle hoJson
    String sOriginalStartTimeZone
    String sOriginalEndTimeZone
    String sResponseStatusResponse
    String sResponseStatusTime
    String sICalUId
    Integer iReminderMinutesBeforeStart
    Boolean iIsReminderOn
    Integer i
    Integer iCount_i
    String sTemp1
    Integer iTemp1
    Boolean bTemp1

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

    Get Create (RefClass(cComChilkatHttp)) To hoHttp
    If (Not(IsComObjectCreated(hoHttp))) Begin
        Send CreateComObject of hoHttp
    End

    // Use your previously obtained access token here: Get Outlook Calendar OAuth2 Access Token (Azure AD v2.0 Endpoint).

    Get Create (RefClass(cComChilkatJsonObject)) To hoJsonToken
    If (Not(IsComObjectCreated(hoJsonToken))) Begin
        Send CreateComObject of hoJsonToken
    End
    Get ComLoadFile Of hoJsonToken "qa_data/tokens/outlookCalendar.json" To iSuccess
    If (iSuccess = False) Begin
        Get ComLastErrorText Of hoJsonToken To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    Get ComStringOf Of hoJsonToken "access_token" To sTemp1
    Set ComAuthToken Of hoHttp To sTemp1

    // Specify the ID of the calendar to list.
    Move "AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgBGAAADsVyfxjDU406Ic4X7ill8xAcA5_vF7TKKdE6bGCRqXyl2PQAAAgEGAAAA5_vF7TKKdE6bGCRqXyl2PQAAAiCsAAAA" To sCalendarId

    Get ComSetUrlVar Of hoHttp "id" sCalendarId To iSuccess

    // To list the events in the default calendar, use the following URL: https://graph.microsoft.com/v1.0/me/calendars/events

    Get ComQuickRequest Of hoHttp "GET" "https://graph.microsoft.com/v1.0/me/calendars/{$id}/events" To vResp
    If (IsComObject(vResp)) Begin
        Get Create (RefClass(cComChilkatHttpResponse)) To hoResp
        Set pvComObject Of hoResp To vResp
    End
    Get ComLastMethodSuccess Of hoHttp To bTemp1
    If (bTemp1 <> True) Begin
        Get ComLastErrorText Of hoHttp To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    Get ComStatusCode Of hoResp To iTemp1
    Showln "Response status code = " iTemp1

    // The HTTP request succeeded if the response status code = 200.
    Get ComStatusCode Of hoResp To iTemp1
    If (iTemp1 <> 200) Begin
        Get ComBodyStr Of hoResp To sTemp1
        Showln sTemp1
        Showln "Failed"
        Send Destroy of hoResp
        Procedure_Return
    End

    Get Create (RefClass(cComChilkatJsonObject)) To hoJson
    If (Not(IsComObjectCreated(hoJson))) Begin
        Send CreateComObject of hoJson
    End
    Get ComBodyStr Of hoResp To sTemp1
    Get ComLoad Of hoJson sTemp1 To iSuccess
    Set ComEmitCompact Of hoJson To False
    Get ComEmit Of hoJson To sTemp1
    Showln sTemp1

    // Here is a sample response:

    // Use this online tool to generate parsing code from sample JSON: 
    // Generate Parsing Code from JSON

    // {
    //   "value": [
    //     {
    //       "originalStartTimeZone": "originalStartTimeZone-value",
    //       "originalEndTimeZone": "originalEndTimeZone-value",
    //       "responseStatus": {
    //         "response": "",
    //         "time": "datetime-value"
    //       },
    //       "iCalUId": "iCalUId-value",
    //       "reminderMinutesBeforeStart": 99,
    //       "isReminderOn": true
    //     }
    //   ]
    // }

    Send Destroy of hoResp

    Move 0 To i
    Get ComSizeOfArray Of hoJson "value" To iCount_i
    While (i < iCount_i)
        Set ComI Of hoJson To i
        Get ComStringOf Of hoJson "value[i].originalStartTimeZone" To sOriginalStartTimeZone
        Get ComStringOf Of hoJson "value[i].originalEndTimeZone" To sOriginalEndTimeZone
        Get ComStringOf Of hoJson "value[i].responseStatus.response" To sResponseStatusResponse
        Get ComStringOf Of hoJson "value[i].responseStatus.time" To sResponseStatusTime
        Get ComStringOf Of hoJson "value[i].iCalUId" To sICalUId
        Get ComIntOf Of hoJson "value[i].reminderMinutesBeforeStart" To iReminderMinutesBeforeStart
        Get ComBoolOf Of hoJson "value[i].isReminderOn" To iIsReminderOn
        Move (i + 1) To i
    Loop



End_Procedure