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VB.NET UWP/WinRT Examples

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(VB.NET UWP/WinRT) batchGet (Read Multiple Ranges)

Reads multiple ranges from a Google Sheets spreadsheet in one GET request.

Chilkat Universal Windows Platform (UWP) / WinRT Downloads

Chilkat for the Universal Windows Platform (UWP)

'  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 Sheets scope.

'  In this example, Get Google Sheets OAuth2 Access Token, the access
'  token was saved to a JSON file.  This example fetches the access token from the file..
Dim jsonToken As New Chilkat.JsonObject
Dim success As Boolean = jsonToken.LoadFile("qa_data/tokens/googleSheets.json")
If (jsonToken.HasMember("access_token") = False) Then
    Debug.WriteLine("No access token found.")
    Exit Sub
End If


'  We'll be sending a GET request with query params to this URL:  https://sheets.googleapis.com/v4/spreadsheets/spreadsheetId/values:batchGet?ranges=Sheet1!A1:A2&ranges=Sheet1!B1:B2
'  The domain is "sheets.googleapis.com"
'  The path is "/v4/spreadsheets/spreadsheetId/values:batchGet"
Dim req As New Chilkat.HttpRequest
req.Path = "/v4/spreadsheets/spreadsheetId/values:batchGet"
req.HttpVerb = "GET"
'  Add each range to fetch.
req.AddParam("ranges","Sheet1!A1:A2")
req.AddParam("ranges","Sheet1!B1:B2")

Dim http As New Chilkat.Http
http.AuthToken = jsonToken.StringOf("access_token")

'  443 is the SSL/TLS port for HTTPS.
Dim resp As Chilkat.HttpResponse = Await http.SynchronousRequestAsync("sheets.googleapis.com",443,True,req)
If (http.LastMethodSuccess <> True) Then
    Debug.WriteLine(http.LastErrorText)
    Exit Sub
End If


Debug.WriteLine(resp.BodyStr)

Dim json As New Chilkat.JsonObject
json.Load(resp.BodyStr)



'  A sample response is shown below.
'  To generate the parsing source code for a JSON response, paste
'  the JSON into this online tool: Generate JSON parsing code

'  {
'    "spreadsheetId": "1_SO2L-Y6nCayNpNppJLF0r9yHB2UnaCleGCKeE4O0SA",
'    "valueRanges": [
'      {
'        "range": "Sheet1!A1:A2",
'        "majorDimension": "ROWS",
'        "values": [
'          [
'            "Item"
'          ],
'          [
'            "Wheel"
'          ]
'        ]
'      },
'      {
'        "range": "Sheet1!B1:B2",
'        "majorDimension": "ROWS",
'        "values": [
'          [
'            "Cost"
'          ],
'          [
'            "$20.50"
'          ]
'        ]
'      }
'    ]
'  }

Dim i As Integer
Dim count_i As Integer
Dim j As Integer
Dim count_j As Integer
Dim k As Integer
Dim count_k As Integer

Dim spreadsheetId As String = json.StringOf("spreadsheetId")
i = 0
count_i = json.SizeOfArray("valueRanges")
While i < count_i
    json.I = i
    Dim range As String = json.StringOf("valueRanges[i].range")
    Dim majorDimension As String = json.StringOf("valueRanges[i].majorDimension")
    j = 0
    count_j = json.SizeOfArray("valueRanges[i].values")
    While j < count_j
        json.J = j
        k = 0
        count_k = json.SizeOfArray("valueRanges[i].values[j]")
        While k < count_k
            json.K = k
            Dim strVal As String = json.StringOf("valueRanges[i].values[j][k]")
            k = k + 1
        End While
        j = j + 1
    End While
    i = i + 1
End While

 

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