Allow multiple library folders

Jellyfin.Plugin.JellyLMS/Api/JellyLmsController.cs

@@ -1,10 +1,16 @@
 using System;
 using System.Collections.Generic;
 using System.ComponentModel.DataAnnotations;
+using System.Linq;
 using System.Net.Mime;
 using System.Threading.Tasks;
+using Jellyfin.Data.Enums;
 using Jellyfin.Plugin.JellyLMS.Models;
 using Jellyfin.Plugin.JellyLMS.Services;
+using MediaBrowser.Controller.Entities;
+using MediaBrowser.Controller.Entities.Audio;
+using MediaBrowser.Controller.Library;
+using MediaBrowser.Model.Entities;
 using Microsoft.AspNetCore.Authorization;
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Mvc;
@@ -23,6 +29,7 @@ public class JellyLmsController : ControllerBase
     private readonly ILmsApiClient _lmsClient;
     private readonly LmsPlayerManager _playerManager;
     private readonly LmsSessionManager _sessionManager;
+    private readonly ILibraryManager _libraryManager;
 
     /// <summary>
     /// Initializes a new instance of the <see cref="JellyLmsController"/> class.
@@ -30,14 +37,17 @@ public class JellyLmsController : ControllerBase
     /// <param name="lmsClient">The LMS API client.</param>
     /// <param name="playerManager">The player manager.</param>
     /// <param name="sessionManager">The session manager.</param>
+    /// <param name="libraryManager">The library manager.</param>
     public JellyLmsController(
         ILmsApiClient lmsClient,
         LmsPlayerManager playerManager,
-        LmsSessionManager sessionManager)
+        LmsSessionManager sessionManager,
+        ILibraryManager libraryManager)
     {
         _lmsClient = lmsClient;
         _playerManager = playerManager;
         _sessionManager = sessionManager;
+        _libraryManager = libraryManager;
     }
 
     /// <summary>
@@ -285,6 +295,87 @@ public class JellyLmsController : ControllerBase
         var success = await _sessionManager.SetVolumeAsync(sessionId, request.Volume).ConfigureAwait(false);
         return success ? Ok() : NotFound();
     }
+
+    /// <summary>
+    /// Discovers file paths used by Jellyfin's music libraries.
+    /// Helps users configure path mappings for direct file access.
+    /// </summary>
+    /// <returns>Sample file paths from each music library.</returns>
+    [HttpGet("DiscoverPaths")]
+    [ProducesResponseType(StatusCodes.Status200OK)]
+    public ActionResult<DiscoveredPathsResponse> DiscoverPaths()
+    {
+        var response = new DiscoveredPathsResponse();
+
+        // Get sample audio files from the library
+        var query = new InternalItemsQuery
+        {
+            IncludeItemTypes = [BaseItemKind.Audio],
+            Limit = 50,
+            Recursive = true
+        };
+
+        var items = _libraryManager.GetItemsResult(query).Items;
+
+        // Extract unique path prefixes
+        var pathPrefixes = new HashSet<string>();
+
+        foreach (var item in items)
+        {
+            if (string.IsNullOrEmpty(item.Path))
+            {
+                continue;
+            }
+
+            // Add sample paths
+            if (response.SamplePaths.Count < 5)
+            {
+                response.SamplePaths.Add(item.Path);
+            }
+
+            // Try to find common path prefixes
+            var path = item.Path.Replace('\\', '/');
+            var parts = path.Split('/');
+
+            // Build prefix from first few directory levels
+            if (parts.Length > 2)
+            {
+                // Try different prefix lengths to find common ones
+                for (var i = 2; i <= Math.Min(4, parts.Length - 1); i++)
+                {
+                    var prefix = string.Join('/', parts.Take(i));
+                    if (!string.IsNullOrEmpty(prefix) && !prefix.Contains('.', StringComparison.Ordinal))
+                    {
+                        pathPrefixes.Add(prefix);
+                    }
+                }
+            }
+        }
+
+        // Sort prefixes by length (shorter = more general)
+        response.DetectedPrefixes = pathPrefixes
+            .OrderBy(p => p.Length)
+            .Take(10)
+            .ToList();
+
+        return Ok(response);
+    }
+}
+
+/// <summary>
+/// Response containing discovered file paths from Jellyfin libraries.
+/// </summary>
+public class DiscoveredPathsResponse
+{
+    /// <summary>
+    /// Gets or sets sample file paths from the music library.
+    /// </summary>
+    public List<string> SamplePaths { get; set; } = [];
+
+    /// <summary>
+    /// Gets or sets detected common path prefixes.
+    /// </summary>
+    public List<string> DetectedPrefixes { get; set; } = [];
 }
 
 /// <summary>

Jellyfin.Plugin.JellyLMS/Configuration/PluginConfiguration.cs

@@ -1,7 +1,24 @@
+using System.Collections.Generic;
 using MediaBrowser.Model.Plugins;
 
 namespace Jellyfin.Plugin.JellyLMS.Configuration;
 
+/// <summary>
+/// Represents a path mapping between Jellyfin and LMS file paths.
+/// </summary>
+public class PathMapping
+{
+    /// <summary>
+    /// Gets or sets the path prefix as seen by Jellyfin.
+    /// </summary>
+    public string JellyfinPath { get; set; } = string.Empty;
+
+    /// <summary>
+    /// Gets or sets the same path prefix as seen by LMS.
+    /// </summary>
+    public string LmsPath { get; set; } = string.Empty;
+}
+
 /// <summary>
 /// Plugin configuration for JellyLMS.
 /// </summary>
@@ -72,14 +89,46 @@ public class PluginConfiguration : BasePluginConfiguration
     /// <summary>
     /// Gets or sets the media path prefix as seen by Jellyfin.
     /// Used for path mapping when UseDirectFilePath is enabled.
-    /// Example: /media/music or C:\Music.
+    /// Deprecated: Use PathMappings instead. Kept for backwards compatibility.
     /// </summary>
     public string JellyfinMediaPath { get; set; } = string.Empty;
 
     /// <summary>
     /// Gets or sets the media path prefix as seen by LMS.
     /// Used for path mapping when UseDirectFilePath is enabled.
-    /// Example: /mnt/music or //nas/music.
+    /// Deprecated: Use PathMappings instead. Kept for backwards compatibility.
     /// </summary>
     public string LmsMediaPath { get; set; } = string.Empty;
+
+    /// <summary>
+    /// Gets or sets the list of path mappings between Jellyfin and LMS.
+    /// Each mapping allows files from different locations to be played via direct file access.
+    /// </summary>
+    public List<PathMapping> PathMappings { get; set; } = new();
+
+    /// <summary>
+    /// Gets all effective path mappings, including legacy single mapping if configured.
+    /// </summary>
+    /// <returns>Enumerable of all configured path mappings.</returns>
+    public IEnumerable<PathMapping> GetAllPathMappings()
+    {
+        // Return configured list mappings first
+        foreach (var mapping in PathMappings)
+        {
+            if (!string.IsNullOrEmpty(mapping.JellyfinPath) && !string.IsNullOrEmpty(mapping.LmsPath))
+            {
+                yield return mapping;
+            }
+        }
+
+        // Fall back to legacy single mapping for backwards compatibility
+        if (!string.IsNullOrEmpty(JellyfinMediaPath) && !string.IsNullOrEmpty(LmsMediaPath))
+        {
+            yield return new PathMapping
+            {
+                JellyfinPath = JellyfinMediaPath,
+                LmsPath = LmsMediaPath
+            };
+        }
+    }
 }

Jellyfin.Plugin.JellyLMS/Configuration/configPage.html

@@ -154,16 +154,30 @@
                         </div>
 
                         <div id="directPathSettings" style="margin-top: 15px;">
-                            <div class="inputContainer">
-                                <label class="inputLabel inputLabelUnfocused" for="JellyfinMediaPath">Jellyfin Media Path</label>
-                                <input id="JellyfinMediaPath" name="JellyfinMediaPath" type="text" is="emby-input" placeholder="/media/music" />
-                                <div class="fieldDescription">The path prefix as Jellyfin sees your media library (e.g., /media/music)</div>
+                            <h4 style="margin-bottom: 10px;">Path Mappings</h4>
+                            <p class="fieldDescription">Map Jellyfin paths to LMS paths. Add multiple mappings if your music and podcasts are in different locations.</p>
+
+                            <div style="margin-bottom: 15px;">
+                                <button is="emby-button" type="button" id="btnDiscoverPaths" class="raised button-alt emby-button">
+                                    <span>Discover Jellyfin Paths</span>
+                                </button>
+                                <span id="discoverStatus" style="margin-left: 10px;"></span>
                             </div>
 
-                            <div class="inputContainer">
-                                <label class="inputLabel inputLabelUnfocused" for="LmsMediaPath">LMS Media Path</label>
-                                <input id="LmsMediaPath" name="LmsMediaPath" type="text" is="emby-input" placeholder="/mnt/music" />
-                                <div class="fieldDescription">The same location as LMS sees it (e.g., /mnt/music or //nas/music)</div>
+                            <div id="discoveredPaths" style="display: none; margin-bottom: 15px; padding: 10px; background: rgba(0,0,0,0.2); border-radius: 4px;">
+                                <strong>Detected Jellyfin paths:</strong>
+                                <ul id="detectedPrefixList" style="margin: 5px 0; padding-left: 20px;"></ul>
+                                <div class="fieldDescription">Click a path to use it as the Jellyfin path in a new mapping</div>
+                            </div>
+
+                            <div id="pathMappingsList">
+                                <!-- Dynamic path mappings will be added here -->
+                            </div>
+
+                            <div style="margin-top: 10px;">
+                                <button is="emby-button" type="button" id="btnAddMapping" class="raised button-alt emby-button">
+                                    <span>+ Add Mapping</span>
+                                </button>
                             </div>
                         </div>
                     </div>
@@ -433,6 +447,113 @@
                 });
             }
 
+            // Path Mapping Functions
+            function renderPathMappings(mappings) {
+                var container = document.querySelector('#pathMappingsList');
+                if (!mappings || mappings.length === 0) {
+                    container.innerHTML = '<p class="fieldDescription">No path mappings configured. Click "Discover Jellyfin Paths" to get started.</p>';
+                    return;
+                }
+
+                var html = '';
+                mappings.forEach(function(mapping, index) {
+                    html += '<div class="path-mapping-row" style="display: flex; gap: 10px; align-items: flex-end; margin-bottom: 10px; padding: 10px; background: rgba(0,0,0,0.1); border-radius: 4px;">';
+                    html += '<div style="flex: 1;">';
+                    html += '<label class="inputLabel inputLabelUnfocused">Jellyfin Path</label>';
+                    html += '<input type="text" is="emby-input" class="mapping-jellyfin-path" data-index="' + index + '" value="' + (mapping.JellyfinPath || '') + '" placeholder="/media/music" />';
+                    html += '</div>';
+                    html += '<div style="flex: 1;">';
+                    html += '<label class="inputLabel inputLabelUnfocused">LMS Path</label>';
+                    html += '<input type="text" is="emby-input" class="mapping-lms-path" data-index="' + index + '" value="' + (mapping.LmsPath || '') + '" placeholder="/mnt/music" />';
+                    html += '</div>';
+                    html += '<button is="emby-button" type="button" class="raised button-alt emby-button btnRemoveMapping" data-index="' + index + '" style="margin-bottom: 0;">';
+                    html += '<span>Remove</span>';
+                    html += '</button>';
+                    html += '</div>';
+                });
+                container.innerHTML = html;
+
+                // Add remove handlers
+                container.querySelectorAll('.btnRemoveMapping').forEach(function(btn) {
+                    btn.addEventListener('click', function() {
+                        var idx = parseInt(this.getAttribute('data-index'));
+                        JellyLmsConfig.pathMappings.splice(idx, 1);
+                        renderPathMappings(JellyLmsConfig.pathMappings);
+                    });
+                });
+
+                // Update stored mappings when inputs change
+                container.querySelectorAll('.mapping-jellyfin-path, .mapping-lms-path').forEach(function(input) {
+                    input.addEventListener('change', function() {
+                        var idx = parseInt(this.getAttribute('data-index'));
+                        if (this.classList.contains('mapping-jellyfin-path')) {
+                            JellyLmsConfig.pathMappings[idx].JellyfinPath = this.value;
+                        } else {
+                            JellyLmsConfig.pathMappings[idx].LmsPath = this.value;
+                        }
+                    });
+                });
+            }
+
+            function addPathMapping(jellyfinPath, lmsPath) {
+                JellyLmsConfig.pathMappings = JellyLmsConfig.pathMappings || [];
+                JellyLmsConfig.pathMappings.push({
+                    JellyfinPath: jellyfinPath || '',
+                    LmsPath: lmsPath || ''
+                });
+                renderPathMappings(JellyLmsConfig.pathMappings);
+            }
+
+            function discoverPaths() {
+                var statusDiv = document.querySelector('#discoverStatus');
+                statusDiv.innerHTML = '<span style="color: orange;">Discovering...</span>';
+
+                ApiClient.ajax({
+                    url: ApiClient.getUrl('JellyLms/DiscoverPaths'),
+                    type: 'GET',
+                    dataType: 'json'
+                }).then(function(result) {
+                    statusDiv.innerHTML = '';
+                    var discoveredDiv = document.querySelector('#discoveredPaths');
+                    var prefixList = document.querySelector('#detectedPrefixList');
+
+                    if (result.DetectedPrefixes && result.DetectedPrefixes.length > 0) {
+                        discoveredDiv.style.display = 'block';
+                        var html = '';
+                        result.DetectedPrefixes.forEach(function(prefix) {
+                            html += '<li><a href="#" class="detected-prefix-link" data-path="' + prefix + '" style="color: #00a4dc;">' + prefix + '</a></li>';
+                        });
+                        prefixList.innerHTML = html;
+
+                        // Add click handlers to use detected paths
+                        prefixList.querySelectorAll('.detected-prefix-link').forEach(function(link) {
+                            link.addEventListener('click', function(e) {
+                                e.preventDefault();
+                                addPathMapping(this.getAttribute('data-path'), '');
+                            });
+                        });
+                    } else {
+                        discoveredDiv.style.display = 'block';
+                        prefixList.innerHTML = '<li>No audio files found in library</li>';
+                    }
+                }).catch(function(err) {
+                    statusDiv.innerHTML = '<span style="color: red;">Discovery failed</span>';
+                    console.error('Path discovery failed:', err);
+                });
+            }
+
+            function getPathMappingsFromUI() {
+                var mappings = [];
+                document.querySelectorAll('.path-mapping-row').forEach(function(row) {
+                    var jellyfinPath = row.querySelector('.mapping-jellyfin-path').value;
+                    var lmsPath = row.querySelector('.mapping-lms-path').value;
+                    if (jellyfinPath || lmsPath) {
+                        mappings.push({ JellyfinPath: jellyfinPath, LmsPath: lmsPath });
+                    }
+                });
+                return mappings;
+            }
+
             document.querySelector('#JellyLmsConfigPage')
                 .addEventListener('pageshow', function() {
                     Dashboard.showLoadingMsg();
@@ -446,8 +567,18 @@
                         document.querySelector('#EnableAutoSync').checked = config.EnableAutoSync !== false;
                         document.querySelector('#DefaultPlayerMac').value = config.DefaultPlayerMac || '';
                         document.querySelector('#UseDirectFilePath').checked = config.UseDirectFilePath || false;
-                        document.querySelector('#JellyfinMediaPath').value = config.JellyfinMediaPath || '';
-                        document.querySelector('#LmsMediaPath').value = config.LmsMediaPath || '';
+
+                        // Load path mappings (new list format, with fallback to legacy single mapping)
+                        JellyLmsConfig.pathMappings = config.PathMappings || [];
+                        // If no list mappings but legacy single mapping exists, show it
+                        if (JellyLmsConfig.pathMappings.length === 0 && config.JellyfinMediaPath && config.LmsMediaPath) {
+                            JellyLmsConfig.pathMappings = [{
+                                JellyfinPath: config.JellyfinMediaPath,
+                                LmsPath: config.LmsMediaPath
+                            }];
+                        }
+                        renderPathMappings(JellyLmsConfig.pathMappings);
+
                         Dashboard.hideLoadingMsg();
 
                         loadPlayers();
@@ -491,8 +622,10 @@
                         config.EnableAutoSync = document.querySelector('#EnableAutoSync').checked;
                         config.DefaultPlayerMac = document.querySelector('#DefaultPlayerMac').value;
                         config.UseDirectFilePath = document.querySelector('#UseDirectFilePath').checked;
-                        config.JellyfinMediaPath = document.querySelector('#JellyfinMediaPath').value;
-                        config.LmsMediaPath = document.querySelector('#LmsMediaPath').value;
+                        // Save path mappings (clear legacy single mapping when using list)
+                        config.PathMappings = getPathMappingsFromUI();
+                        config.JellyfinMediaPath = '';
+                        config.LmsMediaPath = '';
                         ApiClient.updatePluginConfiguration(JellyLmsConfig.pluginUniqueId, config).then(function (result) {
                             Dashboard.processPluginConfigurationUpdateResult(result);
                         });
@@ -501,6 +634,16 @@
                     e.preventDefault();
                     return false;
                 });
+
+            document.querySelector('#btnDiscoverPaths')
+                .addEventListener('click', function() {
+                    discoverPaths();
+                });
+
+            document.querySelector('#btnAddMapping')
+                .addEventListener('click', function() {
+                    addPathMapping('', '');
+                });
         </script>
     </div>
 </body>

Jellyfin.Plugin.JellyLMS/Services/LmsSessionController.cs

@@ -422,14 +422,7 @@ public class LmsSessionController : ISessionController, IDisposable
                     var positionSeconds = positionTicks / TimeSpan.TicksPerSecond;
 
                     // Check if we're using direct file path mode - if so, LMS can seek natively
-                    var config = Plugin.Instance?.Configuration;
-                    var canSeekNatively = config?.UseDirectFilePath == true
-                        && !string.IsNullOrEmpty(config.JellyfinMediaPath)
-                        && !string.IsNullOrEmpty(config.LmsMediaPath)
-                        && _currentItem?.Path != null
-                        && _currentItem.Path.StartsWith(config.JellyfinMediaPath, StringComparison.OrdinalIgnoreCase);
-
-                    if (canSeekNatively)
+                    if (CanSeekNatively())
                     {
                         // Use native LMS seeking - much smoother!
                         _logger.LogInformation("Seeking natively to {Seconds}s using LMS time command", positionSeconds);
@@ -565,24 +558,27 @@ public class LmsSessionController : ISessionController, IDisposable
     {
         var config = Plugin.Instance?.Configuration;
 
-        // Check if direct file path mode is enabled and configured
-        if (config?.UseDirectFilePath == true
-            && !string.IsNullOrEmpty(config.JellyfinMediaPath)
-            && !string.IsNullOrEmpty(config.LmsMediaPath)
-            && _currentItem?.Path != null)
+        // Check if direct file path mode is enabled
+        if (config?.UseDirectFilePath == true && _currentItem?.Path != null)
         {
-            var directPath = BuildDirectFilePath(_currentItem.Path, config.JellyfinMediaPath, config.LmsMediaPath);
-            if (directPath != null)
+            // Try each path mapping until one matches
+            foreach (var mapping in config.GetAllPathMappings())
             {
-                _logger.LogDebug(
-                    "Using direct file path: {OriginalPath} -> {MappedPath}",
-                    _currentItem.Path,
-                    directPath);
-                return (directPath, true);
+                var directPath = BuildDirectFilePath(_currentItem.Path, mapping.JellyfinPath, mapping.LmsPath);
+                if (directPath != null)
+                {
+                    _logger.LogDebug(
+                        "Using direct file path with mapping '{JellyfinPath}' -> '{LmsPath}': {OriginalPath} -> {MappedPath}",
+                        mapping.JellyfinPath,
+                        mapping.LmsPath,
+                        _currentItem.Path,
+                        directPath);
+                    return (directPath, true);
+                }
             }
 
             _logger.LogWarning(
-                "Direct file path mode enabled but path mapping failed for: {Path}",
+                "Direct file path mode enabled but no path mapping matched for: {Path}",
                 _currentItem.Path);
         }
 
@@ -590,6 +586,31 @@ public class LmsSessionController : ISessionController, IDisposable
         return (BuildStreamUrlWithPosition(itemId, startPositionTicks), false);
     }
 
+    /// <summary>
+    /// Checks if the current item can use native LMS seeking (direct file path mode).
+    /// </summary>
+    private bool CanSeekNatively()
+    {
+        var config = Plugin.Instance?.Configuration;
+        if (config?.UseDirectFilePath != true || _currentItem?.Path == null)
+        {
+            return false;
+        }
+
+        // Check if any mapping matches the current item's path
+        foreach (var mapping in config.GetAllPathMappings())
+        {
+            var normalizedPath = _currentItem.Path.Replace('\\', '/');
+            var normalizedPrefix = mapping.JellyfinPath.TrimEnd('/', '\\').Replace('\\', '/');
+            if (normalizedPath.StartsWith(normalizedPrefix, StringComparison.OrdinalIgnoreCase))
+            {
+                return true;
+            }
+        }
+
+        return false;
+    }
+
     /// <summary>
     /// Maps a Jellyfin file path to an LMS file path using the configured path prefixes.
     /// </summary>