tax app works now

CSharp/OidcSamples/OidcSamples.TaxApp/Pages/Index.cshtml.cs

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+using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Mvc.RazorPages;
+using Microsoft.Extensions.Logging;
+using System.Collections.Generic;
+using System.Linq;
+using System.Net.Http;
+using System.Text.Json;
+using System.Threading.Tasks;
+
+namespace OidcSamples.TaxApp.Pages
+{
+    public enum VehicleType
+    {
+        Sedan = 0,
+        SUV = 1,
+        Pickup = 2
+    }
+
+    public class Vehicle
+    {
+        public long Id { get; set; }
+        public string OwnerId { get; set; }
+        public string Model { get; set; }
+        public string Color { get; set; }
+        public string LicensePlate { get; set; }
+        public VehicleType Type { get; set; }
+    }
+
+    [Authorize] //(AuthenticationSchemes = CookieAuthenticationDefaults.AuthenticationScheme)]
+    public class IndexModel : PageModel
+    {
+        private readonly ILogger<IndexModel> _logger;
+        private readonly IHttpClientFactory _httpClientFactory;
+
+        public IndexModel(ILogger<IndexModel> logger, IHttpClientFactory httpClientFactory)
+        {
+            _logger = logger;
+            _httpClientFactory = httpClientFactory;
+        }
+
+        public string FirstName { get; set; }
+        public string LastName { get; set; }
+        public decimal TotalTax { get; set; }
+
+        public List<Vehicle> Vehicles { get; set; }
+
+        public async Task OnGet()
+        {
+            var client = _httpClientFactory.CreateClient("APIClient");
+            var response = await client.GetAsync($"/api/vehicles");
+
+            if (response.IsSuccessStatusCode)
+            {
+                using (var responseStream = await response.Content.ReadAsStreamAsync())
+                {
+                    Vehicles = await JsonSerializer.DeserializeAsync<List<Vehicle>>(responseStream, new JsonSerializerOptions
+                    {
+                        PropertyNameCaseInsensitive = true
+                    });
+
+                    TotalTax = Vehicles.Sum(v => 20_000);
+                    FirstName = User.Claims.First(c => c.Type == "given_name").Value;
+                    LastName = User.Claims.First(c => c.Type == "family_name").Value;
+                }
+            }
+            else
+            {
+                throw new System.Exception("Problem accessing the API");
+            }
+        }
+    }
+}