Cover art functionality added. Left TODO's on where to continue on. #50

Controllers/Managers/CoverArtManager.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.IO;
 
 using Icarus.Controllers.Utilities;
 using Icarus.Database.Repositories;
@@ -23,14 +24,42 @@ namespace Icarus.Controllers.Managers
 
 
         #region Methods
-        public bool SaveCoverArt(Song song)
+        public void SaveCoverArtToDatabase(ref Song song, ref CoverArt coverArt, 
+                CoverArtRepository coverArtRepository)
         {
-            // TODO: Implement functionality to save
-            // cover art to the filesystem. The result
-            // will determine if the the cover art record will
-            // be saved to the DB
+            // TODO: Implement saving Cover Art record to
+            // the database.
+        }
+        public CoverArt SaveCoverArt(Song song)
+        {
+            try
+            {
+                var dirMgr = new DirectoryManager(_rootCoverArtPath);
+                dirMgr.CreateDirectory(song);
+                var imagePath = dirMgr.SongDirectory + song.Title + ".png";
+                var coverArt = new CoverArt
+                {
+                    SongTitle = song.Title,
+                    ImagePath = imagePath
+                };
+
+                Console.WriteLine($"Cover path {imagePath}");
+                var metaData = new MetadataRetriever();
+                var imgBytes = metaData.RetrieveCoverArtBytes(song);
+                
+                Console.WriteLine("Saving image");
+                File.WriteAllBytes(imagePath, imgBytes);
+
+                return coverArt;
+            }
+            catch (Exception ex)
+            {
+                var msg = ex.Message;
+                _logger.Error(msg, "An error occurred");
+                Console.WriteLine(msg);
+            }
             
-            return false;
+            return null;
         }
         #endregion
     }