Initial commit of auto-adding torrent system

AnimeAnnouncer.Web/Pages/Index.cshtml.cs

@@ -1,6 +1,7 @@
 using System.Net;
 using System.Text.RegularExpressions;
 using AnimeAnnouncer.Cache;
+using Microsoft.AspNetCore.Mvc;
 using Microsoft.AspNetCore.Mvc.RazorPages;
 
 namespace AnimeAnnouncer.Web.Pages;
@@ -95,6 +96,25 @@ public class IndexModel : PageModel
         }
     }
 
+    public async Task<IActionResult> OnPostDownloadAsync(int showId)
+    {
+        if (_tmdbCache == null)
+            return StatusCode(StatusCodes.Status503ServiceUnavailable);
+
+        try
+        {
+            if (!await _tmdbCache.SetDownload(showId, true))
+                _logger.LogWarning("Download requested for show {ShowID}, which is not in the airing list", showId);
+        }
+        catch (Exception ex)
+        {
+            _logger.LogError(ex, "Failed to flag show {ShowID} for download", showId);
+        }
+
+        // Post/redirect/get, landing back on the row that was clicked.
+        return RedirectToPage(null, null, null, $"show-{showId}");
+    }
+
     public class ShowImage
     {
         public required string Url { get; set; }
@@ -112,6 +132,7 @@ public class IndexModel : PageModel
 
         public string Title => AiringSoon.Title;
         public int ShowID => AiringSoon.ShowID;
+        public bool Download => AiringSoon.Download;
         public DateTime? EffectiveLastAirDate => AiringSoon.LastAirDate ?? CachedDetails?.LastAirDate;
         public int LatestEpisodeNumber => AiringSoon.LatestEpisodeNumber > 0 
             ? AiringSoon.LatestEpisodeNumber