first commit

2026-03-11 11:18:25 -05:00
commit f3cb730f3b
472 changed files with 53651 additions and 0 deletions
@@ -0,0 +1,9 @@
+using System.Xml.Linq;
+
+namespace USPS.Communication
+{
+    public interface IUspsService
+    {
+        Task<XElement> SendMessage(string request);
+    }
+}
@@ -0,0 +1,46 @@
+using System.Xml.Linq;
+using Microsoft.Extensions.Options;
+using Serilog;
+using USPS.Configuration;
+
+namespace USPS.Communication
+{
+    public class UspsService : IUspsService
+    {
+        private readonly UspsSettings _settings;
+
+        public UspsService(
+            IOptions<UspsSettings> settings)
+        {
+
+            _settings = settings.Value;
+        }
+
+        public async Task<XElement> SendMessage(string request)
+        {
+            try
+            {
+                var hc = new HttpClient();
+                var result = await hc.GetAsync(request);
+                
+                if (result.IsSuccessStatusCode)
+                {
+                    var resultString = await result.Content.ReadAsStringAsync();
+                    var xdoc = XDocument.Parse(resultString);
+                    XElement xel = XElement.Parse(xdoc.ToString());
+                    return xel;
+                }
+                else
+                {
+                    throw new Exception("Bad status code from USPS");
+                }
+
+            }
+            catch (Exception e)
+            {
+                Log.Debug("{exception}", e.Message);
+                throw;
+            }
+        }
+    }
+}
@@ -0,0 +1,62 @@
+using System.Xml.Linq;
+using Microsoft.Extensions.Options;
+using Serilog;
+using USPS.Parsers;
+using USPS.ApiCalls;
+using USPS.Configuration;
+using Landmark.OLA.Models;
+using Landmark.OLA.Models.Vendor;
+using Landmark.OLA.Models.Addresses;
+
+namespace USPS.Communication
+{
+    public class UspsVendorClient : IUspsVendorClient
+    {
+        private readonly IUspsService _uspsService;
+        private readonly IResponseParser<Address> _addressParser;
+       
+        private readonly UspsSettings _settings;
+
+        public UspsVendorClient(IUspsService uspsService,
+            IResponseParser<Address> addressParser,
+            IOptions<UspsSettings> settings)
+        {
+            _uspsService = uspsService;
+            _addressParser = addressParser;
+            _settings = settings.Value;
+        }
+
+
+        public async Task<Address> CompareAddress(Address address)
+        {
+
+            ModelValidator.Validate(address);
+
+            AddressValidationRequestBuilder api = new(_settings, address);
+
+            string createXml = api.BuildGET();
+
+            XElement response = await _uspsService.SendMessage(createXml);
+
+            try
+            {
+                if (_addressParser.CheckForError(response) )
+                {
+                    throw new ArgumentException("USPS rejected address");
+                }
+                
+                return _addressParser.Parse(response);
+            }
+            catch (ArgumentException)
+            {
+                // Do not log; this is thrown when a bad address is submitted and it just spams the logs.
+                throw;
+            }
+            catch (Exception)
+            {
+                Log.Fatal("Error parsing response.");
+                throw;
+            }
+        }
+    }
+}