(Go) batchGet (Read Multiple Ranges)

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

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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..
    jsonToken := chilkat.NewJsonObject()
    success := jsonToken.LoadFile("qa_data/tokens/googleSheets.json")
    if jsonToken.HasMember("access_token") == false {
        fmt.Println("No access token found.")
        jsonToken.DisposeJsonObject()
        return
    }

    // 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"
    req := chilkat.NewHttpRequest()
    req.SetPath("/v4/spreadsheets/spreadsheetId/values:batchGet")
    req.SetHttpVerb("GET")
    // Add each range to fetch.
    req.AddParam("ranges","Sheet1!A1:A2")
    req.AddParam("ranges","Sheet1!B1:B2")

    http := chilkat.NewHttp()
    http.SetAuthToken(jsonToken.StringOf("access_token"))

    // 443 is the SSL/TLS port for HTTPS.
    resp := http.SynchronousRequest("sheets.googleapis.com",443,true,req)
    if http.LastMethodSuccess() != true {
        fmt.Println(http.LastErrorText())
        jsonToken.DisposeJsonObject()
        req.DisposeHttpRequest()
        http.DisposeHttp()
        return
    }

    fmt.Println(resp.BodyStr())

    json := chilkat.NewJsonObject()
    json.Load(resp.BodyStr())

    resp.DisposeHttpResponse()

    // 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"
    //         ]
    //       ]
    //     }
    //   ]
    // }

    var i int
    var count_i int
    var j int
    var count_j int
    var k int
    var count_k int

    spreadsheetId := json.StringOf("spreadsheetId")
    i = 0
    count_i = json.SizeOfArray("valueRanges")
    for i < count_i {
        json.SetI(i)
        range := json.StringOf("valueRanges[i].range")
        majorDimension := json.StringOf("valueRanges[i].majorDimension")
        j = 0
        count_j = json.SizeOfArray("valueRanges[i].values")
        for j < count_j {
            json.SetJ(j)
            k = 0
            count_k = json.SizeOfArray("valueRanges[i].values[j]")
            for k < count_k {
                json.SetK(k)
                strVal := json.StringOf("valueRanges[i].values[j][k]")
                k = k + 1
            }

            j = j + 1
        }

        i = i + 1
    }


    jsonToken.DisposeJsonObject()
    req.DisposeHttpRequest()
    http.DisposeHttp()
    json.DisposeJsonObject()