Adding functionality to queueing contact creation

Controllers/ContactManagement.cs

@@ -0,0 +1,52 @@
+namespace TextSender_API.Controllers;
+
+public class ContactManagement
+{
+    #region Fields
+    private IConfiguration _config;
+    #endregion
+
+
+    #region Constructors
+    public ContactManagement(IConfiguration config)
+    {
+        this._config = config;
+    }
+    #endregion
+
+
+    #region Methods
+    // TODO: Need to implement
+    // Queues the contact file to be processed latter
+    public void QueueContact(IFormFile file)
+    {
+        var directory = this._config["Paths:ContactQueueDirectory"];
+
+        if (!System.IO.File.Exists(directory))
+        {
+            // Directory does not exist
+            return;
+        }
+
+        var length = 16;
+        var chars = "ABCDEF0123456789";
+        var random = new Random();
+        var filename = new string(Enumerable.Repeat(chars, length).Select(s =>
+            s[random.Next(s.Length)]).ToArray());
+        var extension = ".txt";
+
+        var contactPath = $"{filename}{extension}";
+
+        if (System.IO.File.Exists(contactPath))
+        {
+            // Already exists
+            return;
+        }
+
+        using (var filestream = new FileStream(contactPath, FileMode.Create))
+        {
+            file.CopyTo(filestream);
+        }
+    }
+    #endregion
+}