private static async Task SendEventsToTopic(CloudEvents cloudEvents)
{
HttpClient httpClient = new HttpClient();
httpClient.DefaultRequestHeaders.Add("aeg-sas-key", KEY);
string json = JsonConvert.SerializeObject((object)new[] { cloudEvents });
StringContent content = new StringContent(json, Encoding.UTF8, "application/cloudevents+json");
Console.WriteLine("Sending event to Event Grid...");
HttpResponseMessage result1 = await httpClient.PostAsync("https://enfi3vhaiwaiq.x.pipedream.net/", (HttpContent)content);
HttpResponseMessage result = await httpClient.PostAsync(TOPIC_ENDPOINT, (HttpContent)content);
Console.WriteLine("Event sent with result: " + result.ReasonPhrase);
Console.WriteLine();
}
/// <summary>
/// Send events to Event Grid Topic.
/// </summary>
private static async Task SendEventsToTopic(CloudEvents cloudEvents)
{
// Create a HTTP client which we will use to post to the Event Grid Topic
var httpClient = new HttpClient();
// Add key in the request headers
httpClient.DefaultRequestHeaders.Add("aeg-sas-key", KEY);
// Event grid expects event data as JSON
var json = JsonConvert.SerializeObject(cloudEvents);
// Create request which will be sent to the topic
var content = new StringContent(json, Encoding.UTF8, "application/json");
// Send request
Console.WriteLine("Sending event to Event Grid...");
var result = await httpClient.PostAsync(TOPIC_ENDPOINT, content);
// Show result
Console.WriteLine($"Event sent with result: {result.ReasonPhrase}");
Console.WriteLine();
}
/// <summary>
/// Main method.
/// </summary>
public static void Main(string[] args)
{
// Set default values
var entry = string.Empty;
// Loop until user exits
while (entry != "e" && entry != "exit")
{
// Get entry from user
Console.WriteLine("Do you want to send an (o)rder, request a (r)epair or (e)xit the application?");
entry = Console.ReadLine()?.ToLowerInvariant();
// Get name of the ship
Console.WriteLine("What is the name of the ship?");
var shipName = Console.ReadLine();
CloudEvents cloudEvents;
switch (entry)
{
case "e":
case "exit":
continue;
case "o":
case "order":
// Get user input
Console.WriteLine("What would you like to order?");
var product = Console.ReadLine();
Console.WriteLine("How many would you like to order?");
var amount = Convert.ToInt32(Console.ReadLine());
// Create order event
// Event Grid expects a list of events, even when only one event is sent
cloudEvents = new CloudEvents {
UpdateProperties = new Order {
Ship = shipName, Product = product, Amount = amount
}
};
break;
case "r":
case "repair":
// Get user input
Console.WriteLine("Which device would you like to get repaired?");
var device = Console.ReadLine();
Console.WriteLine("Please provide a description of the issue.");
var description = Console.ReadLine();
// Create repair event
// Event Grid expects a list of events, even when only one event is sent
cloudEvents = new CloudEvents {
UpdateProperties = new Repair {
Ship = shipName, Device = device, Description = description
}
};
break;
default:
Console.Error.WriteLine("Invalid entry received.");
continue;
}
// Send to Event Grid Topic
SendEventsToTopic(cloudEvents).Wait();
}
}
