(Xojo Plugin) Google Sheets - Update (Set Values in a Range)

Sets values in a range of a spreadsheet. This example will demonstrate by first getting a range, then changing some values in the JSON, and then HTTPS PUT the changes back to the Google Sheet.

Note: This example requires Chilkat v9.5.0.76 or greater.

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//  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
success = jsonToken.LoadFile("qa_data/tokens/googleSheets.json")
If (jsonToken.HasMember("access_token") = False) Then
    System.DebugLog("No access token found.")
    Return
End If

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

//  First get the cells in the range A1:B5
success = http.SetUrlVar("range","Sheet1!A1:B5")
success = http.SetUrlVar("spreadsheetId","1_SO2L-Y6nCayNpNppJLF0r9yHB2UnaCleGCKeE4O0SA")
Dim jsonResponse As String
jsonResponse = http.QuickGetStr("https://sheets.googleapis.com/v4/spreadsheets/{$spreadsheetId}/values/{$range}")
If (http.LastMethodSuccess <> True) Then
    System.DebugLog(http.LastErrorText)
    Return
End If

System.DebugLog(jsonResponse)

Dim json As New Chilkat.JsonObject
json.EmitCompact = False
success = json.Load(jsonResponse)

//  A sample response is shown below.

//  {
//    "range": "Sheet1!A1:B5",
//    "majorDimension": "ROWS",
//    "values": [
//      [
//        "Item",
//        "Cost"
//      ],
//      [
//        "Wheel",
//        "$20.50"
//      ],
//      [
//        "Door",
//        "$15"
//      ],
//      [
//        "Engine",
//        "$100"
//      ],
//      [
//        "Totals",
//        "$135.50"
//      ]
//    ]
//  }

//  We're going to change the cost of the Engine to $120, and the Totals to $155.50

json.I = 3
json.J = 1
success = json.UpdateString("values[i][j]","$120")
json.I = 4
success = json.UpdateString("values[i][j]","$155.50")

//  Show the updated JSON.
System.DebugLog(json.Emit())

//  --------------------------------------------------------
//  Note: This example requires Chilkat v9.5.0.76 or greater.
//  --------------------------------------------------------

//  Update the Google Sheet using a PUT request.
json.EmitCompact = True
Dim urlToUpdate As String
urlToUpdate = "https://sheets.googleapis.com/v4/spreadsheets/{$spreadsheetId}/values/{$range}?valueInputOption=USER_ENTERED"
Dim xyz As String
xyz = http.QuickGetStr(urlToUpdate)
Dim resp As Chilkat.HttpResponse
resp = http.PText("PUT",urlToUpdate,json.Emit(),"utf-8","application/json",False,False)
If (http.LastMethodSuccess <> True) Then
    System.DebugLog(http.LastErrorText)
    Return
End If

//  Examine the response..
System.DebugLog("response status code = " + Str(resp.StatusCode))
System.DebugLog("response body:")
System.DebugLog(resp.BodyStr)

//  A sample response body:

//  {
//    "spreadsheetId": "1_SO2L-Y6nCayNpNppJLF0r9yHB2UnaCleGCKeE4O0SA",
//    "updatedRange": "Sheet1!A1:B5",
//    "updatedRows": 5,
//    "updatedColumns": 2,
//    "updatedCells": 10
//  }