using Microsoft.Azure.CognitiveServices.Vision.ComputerVision;
    using Microsoft.Azure.CognitiveServices.Vision.ComputerVision.Models;
    using System;
    using System.Threading;
    using System.Threading.Tasks;
    
    namespace ComputerVision
    {
        class Program
        {
            static string subscriptionKey = "[key from keys and endpoints page]"; 'says subscription key but I am using the API key here
            static string endpoint = "https://clownkongcognitiveservices.cognitiveservices.azure.com/";
            static void Main(string[] args)
            {
                ReadImage().GetAwaiter().GetResult();
    
                Console.ReadLine();
            }
    
            public static async Task ReadImage()
            {
                ComputerVisionClient client =
          new ComputerVisionClient(new ApiKeyServiceClientCredentials(subscriptionKey))
          { Endpoint = endpoint };
                string imgurl = "https://jooinn.com/images/closeup-of-flowers-2.jpg";
                var textHeaders = await client.ReadAsync(imgurl, language: "en");
    
                string operationLocation = textHeaders.OperationLocation;
                Thread.Sleep(2000);
    
                const int numberOfCharsInOperationId = 36;
                string operationId = operationLocation.Substring(operationLocation.Length - numberOfCharsInOperationId);
                ReadOperationResult results;
                do
                {
                    results = await client.GetReadResultAsync(Guid.Parse(operationId));
                }
                while ((results.Status == OperationStatusCodes.Running ||
           results.Status == OperationStatusCodes.NotStarted));
    
                
                Console.WriteLine();
                var textUrlFileResults = results.AnalyzeResult.ReadResults;
                foreach (ReadResult page in textUrlFileResults)
                {
                    foreach (Line line in page.Lines)
                    {
                        Console.WriteLine(line.Text);
                    }
                }
    
            }
        }
    }