Add support for limiting analysis by library name

Closes #5, #37

ConfusedPolarBear.Plugin.IntroSkipper/Configuration/PluginConfiguration.cs

@@ -24,6 +24,11 @@ public class PluginConfiguration : BasePluginConfiguration
     /// </summary>
     public int MaxParallelism { get; set; } = 2;
 
+    /// <summary>
+    /// Gets or sets the comma separated list of library names to analyze. If empty, all libraries will be analyzed.
+    /// </summary>
+    public string SelectedLibraries { get; set; } = string.Empty;
+
     /// <summary>
     /// Gets or sets a value indicating whether introductions should be automatically skipped.
     /// </summary>

ConfusedPolarBear.Plugin.IntroSkipper/Configuration/configPage.html

@@ -37,6 +37,17 @@
                                 Maximum degree of parallelism to use when analyzing episodes.
                             </div>
                         </div>
+
+                        <div class="inputContainer">
+                            <label class="inputLabel inputLabelUnfocused" for="SelectedLibraries">
+                                Limit analysis to the following libraries
+                            </label>
+                            <input id="SelectedLibraries" type="text" is="emby-input" />
+                            <div class="fieldDescription">
+                                Enter the names of libraries to analyze, separated by commas. If this field is left
+                                blank, all libraries on the server containing television episodes will be analyzed.
+                            </div>
+                        </div>
                     </fieldset>
 
                     <fieldset class="verticalSection-extrabottompadding">
@@ -438,6 +449,7 @@
                     ApiClient.getPluginConfiguration("c83d86bb-a1e0-4c35-a113-e2101cf4ee6b").then(function (config) {
                         document.querySelector('#AutoSkip').checked = config.AutoSkip;
                         document.querySelector('#MaxParallelism').value = config.MaxParallelism;
+                        document.querySelector('#SelectedLibraries').value = config.SelectedLibraries;
 
                         document.querySelector('#CacheFingerprints').checked = config.CacheFingerprints;
                         document.querySelector('#ShowPromptAdjustment').value = config.ShowPromptAdjustment;
@@ -453,6 +465,7 @@
                     ApiClient.getPluginConfiguration("c83d86bb-a1e0-4c35-a113-e2101cf4ee6b").then(function (config) {
                         config.AutoSkip = document.querySelector('#AutoSkip').checked;
                         config.MaxParallelism = document.querySelector('#MaxParallelism').value;
+                        config.SelectedLibraries = document.querySelector('#SelectedLibraries').value;
 
                         config.CacheFingerprints = document.querySelector('#CacheFingerprints').checked;
                         config.ShowPromptAdjustment = document.querySelector("#ShowPromptAdjustment").value;

ConfusedPolarBear.Plugin.IntroSkipper/QueueManager.cs

@@ -2,6 +2,7 @@ namespace ConfusedPolarBear.Plugin.IntroSkipper;
 
 using System;
 using System.Collections.Generic;
+using System.Linq;
 using Jellyfin.Data.Enums;
 using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.Entities.TV;
@@ -42,7 +43,21 @@ public class QueueManager
 
         Plugin.Instance!.AnalysisQueue.Clear();
 
-        // For all TV show libraries, enqueue all contained items.
+        // Get the list of library names which have been selected for analysis, ignoring whitespace and empty entries.
+        var selected = Plugin.Instance!.Configuration.SelectedLibraries
+            .Split(',', StringSplitOptions.RemoveEmptyEntries | StringSplitOptions.TrimEntries)
+            .ToList();
+
+        if (selected.Count > 0)
+        {
+            _logger.LogInformation("Limiting analysis to the following libraries: {Selected}", selected);
+        }
+        else
+        {
+            _logger.LogDebug("Not limiting analysis by library name");
+        }
+
+        // For all selected TV show libraries, enqueue all contained items.
         foreach (var folder in _libraryManager.GetVirtualFolders())
         {
             if (folder.CollectionType != CollectionTypeOptions.TvShows)
@@ -50,6 +65,13 @@ public class QueueManager
                 continue;
             }
 
+            // If libraries have been selected for analysis, ensure this library was selected.
+            if (selected.Count > 0 && !selected.Contains(folder.Name))
+            {
+                _logger.LogDebug("Not analyzing library \"{Name}\"", folder.Name);
+                continue;
+            }
+
             _logger.LogInformation(
                 "Running enqueue of items in library {Name} ({ItemId})",
                 folder.Name,

ConfusedPolarBear.Plugin.IntroSkipper/ScheduledTasks/FingerprinterTask.cs

@@ -132,7 +132,7 @@ public class FingerprinterTask : IScheduledTask
         if (queue.Count == 0)
         {
             throw new FingerprintException(
-                "No episodes to analyze: either no show libraries are defined or ffmpeg could not be found");
+                "No episodes to analyze. If you are limiting the list of libraries to analyze, check that all library names have been spelled correctly.");
         }
 
         // Include the previously processed episodes in the percentage reported to the UI.