Signed-off-by: mbrucedogs <mbrucedogs@gmail.com>

karaoke_downloader/downloader.py

@@ -383,6 +383,67 @@ class KaraokeDownloader:
         if not videos_to_download:
             print("🎵 No new videos to download.")
             return True
+            
+        # Create download plan for caching and resuming
+        download_plan = []
+        for video, artist, title, filename in videos_to_download:
+            download_plan.append({
+                "video_id": video["id"],
+                "artist": artist,
+                "title": title,
+                "filename": filename,
+                "channel_name": channel_name,
+                "video_title": video.get("title", ""),
+                "force_download": force_download
+            })
+        
+        # Cache the download plan for resuming
+        import hashlib
+        from karaoke_downloader.cache_manager import get_download_plan_cache_file, save_plan_cache, load_cached_plan
+        
+        plan_kwargs = {
+            "channel": channel_name,
+            "total_videos": len(available_videos),
+            "force_download": force_download,
+        }
+        if limit:
+            plan_kwargs["limit"] = limit
+            
+        cache_file = get_download_plan_cache_file("all_videos", **plan_kwargs)
+        
+        # Check for existing cache
+        cached_plan, _ = load_cached_plan(cache_file)
+        if cached_plan and not force_refresh:
+            print(f"\n📋 Found existing download plan cache: {cache_file.name}")
+            print(f"   🎬 Cached videos to download: {len(cached_plan)}")
+            download_plan = cached_plan
+        else:
+            # Create new download plan
+            download_plan = []
+            for video, artist, title, filename in videos_to_download:
+                download_plan.append({
+                    "video_id": video["id"],
+                    "artist": artist,
+                    "title": title,
+                    "filename": filename,
+                    "channel_name": channel_name,
+                    "video_title": video.get("title", ""),
+                    "force_download": force_download
+                })
+            
+            # Save the new plan to cache
+            save_plan_cache(cache_file, download_plan, [])  # No unmatched for all-videos mode
+        
+        # Show download plan summary
+        print(f"\n📋 Download Plan Summary:")
+        print(f"   📺 Channel: {channel_name}")
+        print(f"   🎬 Total videos to download: {len(videos_to_download)}")
+        print(f"   ⏭️  Videos skipped: {skipped_count}")
+        if limit:
+            print(f"   🎯 Limit applied: {limit} videos")
+        print(f"   📁 Output directory: downloads/{channel_name}/")
+        print(f"   💾 Download plan cached to: {cache_file.name}")
+        print(f"\n🎬 Starting downloads...")
         
         # Download videos using the download pipeline
         pipeline = DownloadPipeline(
@@ -394,22 +455,30 @@ class KaraokeDownloader:
         )
         
         success_count = 0
-        for i, (video, artist, title, filename) in enumerate(videos_to_download, 1):
+        total_to_download = len(download_plan)
-            print(f"⬇️  Downloading {i}/{len(videos_to_download)}: {artist} - {title}")
+        for i, plan_item in enumerate(download_plan[:], 1):  # Use slice to create a copy for iteration
+            print(f"⬇️  Downloading {i}/{total_to_download}: {plan_item['artist']} - {plan_item['title']}")
             
             if pipeline.execute_pipeline(
-                video_id=video["id"],
+                video_id=plan_item["video_id"],
-                artist=artist,
+                artist=plan_item["artist"],
-                title=title,
+                title=plan_item["title"],
-                channel_name=channel_name,
+                channel_name=plan_item["channel_name"],
-                video_title=video.get("title", ""),
+                video_title=plan_item["video_title"],
             ):
-                print(f"✅ Successfully downloaded: {artist} - {title}")
                 success_count += 1
-            else:
+                # Remove completed item from cache
-                print(f"❌ Failed to download: {artist} - {title}")
+                download_plan.remove(plan_item)  # Remove the current item
+                if download_plan:  # If there are still items left
+                    save_plan_cache(cache_file, download_plan, [])
+                    print(f"🗑️  Removed completed item from download plan. {len(download_plan)} items remaining.")
+                else:
+                    # All downloads completed, delete the cache file
+                    from karaoke_downloader.cache_manager import delete_plan_cache
+                    delete_plan_cache(cache_file)
+                    print("🗑️  All downloads completed, deleted download plan cache.")
         
-        print(f"\n🎉 Download complete! {success_count}/{len(videos_to_download)} videos downloaded successfully")
+        print(f"\n🎉 Download complete! {success_count}/{total_to_download} videos downloaded successfully")
         return success_count > 0
 
     def download_songlist_across_channels(