(Ruby) batchGet (Read Multiple Ranges)

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

Chilkat Ruby Downloads install from rubygems.org gem install chilkat or download... Ruby Library for Windows, MacOS, Linux, Alpine Linux

require 'chilkat'

#  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::CkJsonObject.new()
success = jsonToken.LoadFile("qa_data/tokens/googleSheets.json")
if (jsonToken.HasMember("access_token") == false)
    print "No access token found." + "\n";
    exit
end

#  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::CkHttpRequest.new()
req.put_Path("/v4/spreadsheets/spreadsheetId/values:batchGet")
req.put_HttpVerb("GET")
#  Add each range to fetch.
req.AddParam("ranges","Sheet1!A1:A2")
req.AddParam("ranges","Sheet1!B1:B2")

http = Chilkat::CkHttp.new()
http.put_AuthToken(jsonToken.stringOf("access_token"))

#  443 is the SSL/TLS port for HTTPS.
# resp is a CkHttpResponse
resp = http.SynchronousRequest("sheets.googleapis.com",443,true,req)
if (http.get_LastMethodSuccess() != true)
    print http.lastErrorText() + "\n";
    exit
end

print resp.bodyStr() + "\n";

json = Chilkat::CkJsonObject.new()
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"
#          ]
#        ]
#      }
#    ]
#  }

spreadsheetId = json.stringOf("spreadsheetId")
i = 0
count_i = json.SizeOfArray("valueRanges")
while i < count_i
    json.put_I(i)
    range = json.stringOf("valueRanges[i].range")
    majorDimension = json.stringOf("valueRanges[i].majorDimension")
    j = 0
    count_j = json.SizeOfArray("valueRanges[i].values")
    while j < count_j
        json.put_J(j)
        k = 0
        count_k = json.SizeOfArray("valueRanges[i].values[j]")
        while k < count_k
            json.put_K(k)
            strVal = json.stringOf("valueRanges[i].values[j][k]")
            k = k + 1
        end
        j = j + 1
    end
    i = i + 1
end