Add ability to sort and filter activity log entries (#15583)

5 files changed, 362 insertions, 104 deletions

diff --git a/Jellyfin.Api/Controllers/ActivityLogController.cs b/Jellyfin.Api/Controllers/ActivityLogController.cs
index a19a203b5..d5f262773 100644
--- a/Jellyfin.Api/Controllers/ActivityLogController.cs
+++ b/Jellyfin.Api/Controllers/ActivityLogController.cs
@@ -1,13 +1,16 @@
 using System;
+using System.Collections.Generic;
 using System.Threading.Tasks;
-using Jellyfin.Api.Constants;
+using Jellyfin.Data.Enums;
 using Jellyfin.Data.Queries;
+using Jellyfin.Database.Implementations.Enums;
 using MediaBrowser.Common.Api;
 using MediaBrowser.Model.Activity;
 using MediaBrowser.Model.Querying;
 using Microsoft.AspNetCore.Authorization;
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Mvc;
+using Microsoft.Extensions.Logging;
 
 namespace Jellyfin.Api.Controllers;
 
@@ -32,10 +35,19 @@ public class ActivityLogController : BaseJellyfinApiController
     /// <summary>
     /// Gets activity log entries.
     /// </summary>
-    /// <param name="startIndex">Optional. The record index to start at. All items with a lower index will be dropped from the results.</param>
-    /// <param name="limit">Optional. The maximum number of records to return.</param>
-    /// <param name="minDate">Optional. The minimum date. Format = ISO.</param>
-    /// <param name="hasUserId">Optional. Filter log entries if it has user id, or not.</param>
+    /// <param name="startIndex">The record index to start at. All items with a lower index will be dropped from the results.</param>
+    /// <param name="limit">The maximum number of records to return.</param>
+    /// <param name="minDate">The minimum date.</param>
+    /// <param name="hasUserId">Filter log entries if it has user id, or not.</param>
+    /// <param name="name">Filter by name.</param>
+    /// <param name="overview">Filter by overview.</param>
+    /// <param name="shortOverview">Filter by short overview.</param>
+    /// <param name="type">Filter by type.</param>
+    /// <param name="itemId">Filter by item id.</param>
+    /// <param name="username">Filter by username.</param>
+    /// <param name="severity">Filter by log severity.</param>
+    /// <param name="sortBy">Specify one or more sort orders. Format: SortBy=Name,Type.</param>
+    /// <param name="sortOrder">Sort Order..</param>
     /// <response code="200">Activity log returned.</response>
     /// <returns>A <see cref="QueryResult{ActivityLogEntry}"/> containing the log entries.</returns>
     [HttpGet("Entries")]
@@ -44,14 +56,60 @@ public class ActivityLogController : BaseJellyfinApiController
         [FromQuery] int? startIndex,
         [FromQuery] int? limit,
         [FromQuery] DateTime? minDate,
-        [FromQuery] bool? hasUserId)
+        [FromQuery] bool? hasUserId,
+        [FromQuery] string? name,
+        [FromQuery] string? overview,
+        [FromQuery] string? shortOverview,
+        [FromQuery] string? type,
+        [FromQuery] Guid? itemId,
+        [FromQuery] string? username,
+        [FromQuery] LogLevel? severity,
+        [FromQuery] ActivityLogSortBy[]? sortBy,
+        [FromQuery] SortOrder[]? sortOrder)
     {
-        return await _activityManager.GetPagedResultAsync(new ActivityLogQuery
+        var query = new ActivityLogQuery
         {
             Skip = startIndex,
             Limit = limit,
             MinDate = minDate,
-            HasUserId = hasUserId
-        }).ConfigureAwait(false);
+            HasUserId = hasUserId,
+            Name = name,
+            Overview = overview,
+            ShortOverview = shortOverview,
+            Type = type,
+            ItemId = itemId,
+            Username = username,
+            Severity = severity,
+            OrderBy = GetOrderBy(sortBy ?? [], sortOrder ?? []),
+        };
+
+        return await _activityManager.GetPagedResultAsync(query).ConfigureAwait(false);
+    }
+
+    private static (ActivityLogSortBy SortBy, SortOrder SortOrder)[] GetOrderBy(
+        IReadOnlyList<ActivityLogSortBy> sortBy,
+        IReadOnlyList<SortOrder> requestedSortOrder)
+    {
+        if (sortBy.Count == 0)
+        {
+            return [];
+        }
+
+        var result = new (ActivityLogSortBy, SortOrder)[sortBy.Count];
+        var i = 0;
+        for (; i < requestedSortOrder.Count; i++)
+        {
+            result[i] = (sortBy[i], requestedSortOrder[i]);
+        }
+
+        // Add remaining elements with the first specified SortOrder
+        // or the default one if no SortOrders are specified
+        var order = requestedSortOrder.Count > 0 ? requestedSortOrder[0] : SortOrder.Ascending;
+        for (; i < sortBy.Count; i++)
+        {
+            result[i] = (sortBy[i], order);
+        }
+
+        return result;
     }
 }
diff --git a/Jellyfin.Data/Enums/ActivityLogSortBy.cs b/Jellyfin.Data/Enums/ActivityLogSortBy.cs
new file mode 100644
index 000000000..d6d44e8c0
--- /dev/null
+++ b/Jellyfin.Data/Enums/ActivityLogSortBy.cs
@@ -0,0 +1,49 @@
+namespace Jellyfin.Data.Enums;
+
+/// <summary>
+/// Activity log sorting options.
+/// </summary>
+public enum ActivityLogSortBy
+{
+    /// <summary>
+    /// Sort by name.
+    /// </summary>
+    Name = 0,
+
+    /// <summary>
+    /// Sort by overview.
+    /// </summary>
+    Overiew = 1,
+
+    /// <summary>
+    /// Sort by short overview.
+    /// </summary>
+    ShortOverview = 2,
+
+    /// <summary>
+    /// Sort by type.
+    /// </summary>
+    Type = 3,
+
+    /*
+    /// <summary>
+    /// Sort by item name.
+    /// </summary>
+    Item = 4,
+    */
+
+    /// <summary>
+    /// Sort by date.
+    /// </summary>
+    DateCreated = 5,
+
+    /// <summary>
+    /// Sort by username.
+    /// </summary>
+    Username = 6,
+
+    /// <summary>
+    /// Sort by severity.
+    /// </summary>
+    LogSeverity = 7
+}
diff --git a/Jellyfin.Data/Queries/ActivityLogQuery.cs b/Jellyfin.Data/Queries/ActivityLogQuery.cs
index f1af099d3..95c52f870 100644
--- a/Jellyfin.Data/Queries/ActivityLogQuery.cs
+++ b/Jellyfin.Data/Queries/ActivityLogQuery.cs
@@ -1,20 +1,63 @@
 using System;
+using System.Collections.Generic;
+using Jellyfin.Data.Enums;
+using Jellyfin.Database.Implementations.Enums;
+using Microsoft.Extensions.Logging;
 
-namespace Jellyfin.Data.Queries
+namespace Jellyfin.Data.Queries;
+
+/// <summary>
+/// A class representing a query to the activity logs.
+/// </summary>
+public class ActivityLogQuery : PaginatedQuery
 {
     /// <summary>
-    /// A class representing a query to the activity logs.
+    /// Gets or sets a value indicating whether to take entries with a user id.
+    /// </summary>
+    public bool? HasUserId { get; set; }
+
+    /// <summary>
+    /// Gets or sets the minimum date to query for.
+    /// </summary>
+    public DateTime? MinDate { get; set; }
+
+    /// <summary>
+    /// Gets or sets the name filter.
     /// </summary>
-    public class ActivityLogQuery : PaginatedQuery
-    {
-        /// <summary>
-        /// Gets or sets a value indicating whether to take entries with a user id.
-        /// </summary>
-        public bool? HasUserId { get; set; }
+    public string? Name { get; set; }
 
-        /// <summary>
-        /// Gets or sets the minimum date to query for.
-        /// </summary>
-        public DateTime? MinDate { get; set; }
-    }
+    /// <summary>
+    /// Gets or sets the overview filter.
+    /// </summary>
+    public string? Overview { get; set; }
+
+    /// <summary>
+    /// Gets or sets the short overview filter.
+    /// </summary>
+    public string? ShortOverview { get; set; }
+
+    /// <summary>
+    /// Gets or sets the type filter.
+    /// </summary>
+    public string? Type { get; set; }
+
+    /// <summary>
+    /// Gets or sets the item filter.
+    /// </summary>
+    public Guid? ItemId { get; set; }
+
+    /// <summary>
+    /// Gets or sets the username filter.
+    /// </summary>
+    public string? Username { get; set; }
+
+    /// <summary>
+    /// Gets or sets the log level filter.
+    /// </summary>
+    public LogLevel? Severity { get; set; }
+
+    /// <summary>
+    /// Gets or sets the result ordering.
+    /// </summary>
+    public IReadOnlyCollection<(ActivityLogSortBy, SortOrder)>? OrderBy { get; set; }
 }
diff --git a/Jellyfin.Server.Implementations/Activity/ActivityManager.cs b/Jellyfin.Server.Implementations/Activity/ActivityManager.cs
index 8d492f7cd..7ee573f53 100644
--- a/Jellyfin.Server.Implementations/Activity/ActivityManager.cs
+++ b/Jellyfin.Server.Implementations/Activity/ActivityManager.cs
@@ -1,103 +1,198 @@
 using System;
+using System.Collections.Generic;
 using System.Linq;
+using System.Linq.Expressions;
 using System.Threading.Tasks;
+using Jellyfin.Data.Enums;
 using Jellyfin.Data.Events;
 using Jellyfin.Data.Queries;
 using Jellyfin.Database.Implementations;
 using Jellyfin.Database.Implementations.Entities;
+using Jellyfin.Database.Implementations.Enums;
+using Jellyfin.Extensions;
 using MediaBrowser.Model.Activity;
 using MediaBrowser.Model.Querying;
 using Microsoft.EntityFrameworkCore;
 
-namespace Jellyfin.Server.Implementations.Activity
+namespace Jellyfin.Server.Implementations.Activity;
+
+/// <summary>
+/// Manages the storage and retrieval of <see cref="ActivityLog"/> instances.
+/// </summary>
+public class ActivityManager : IActivityManager
 {
+    private readonly IDbContextFactory<JellyfinDbContext> _provider;
+
     /// <summary>
-    /// Manages the storage and retrieval of <see cref="ActivityLog"/> instances.
+    /// Initializes a new instance of the <see cref="ActivityManager"/> class.
     /// </summary>
-    public class ActivityManager : IActivityManager
+    /// <param name="provider">The Jellyfin database provider.</param>
+    public ActivityManager(IDbContextFactory<JellyfinDbContext> provider)
     {
-        private readonly IDbContextFactory<JellyfinDbContext> _provider;
+        _provider = provider;
+    }
+
+    /// <inheritdoc/>
+    public event EventHandler<GenericEventArgs<ActivityLogEntry>>? EntryCreated;
 
-        /// <summary>
-        /// Initializes a new instance of the <see cref="ActivityManager"/> class.
-        /// </summary>
-        /// <param name="provider">The Jellyfin database provider.</param>
-        public ActivityManager(IDbContextFactory<JellyfinDbContext> provider)
+    /// <inheritdoc/>
+    public async Task CreateAsync(ActivityLog entry)
+    {
+        var dbContext = await _provider.CreateDbContextAsync().ConfigureAwait(false);
+        await using (dbContext.ConfigureAwait(false))
         {
-            _provider = provider;
+            dbContext.ActivityLogs.Add(entry);
+            await dbContext.SaveChangesAsync().ConfigureAwait(false);
         }
 
-        /// <inheritdoc/>
-        public event EventHandler<GenericEventArgs<ActivityLogEntry>>? EntryCreated;
+        EntryCreated?.Invoke(this, new GenericEventArgs<ActivityLogEntry>(ConvertToOldModel(entry)));
+    }
+
+    /// <inheritdoc/>
+    public async Task<QueryResult<ActivityLogEntry>> GetPagedResultAsync(ActivityLogQuery query)
+    {
+        // TODO allow sorting and filtering by item id. Currently not possible because ActivityLog stores the item id as a string.
 
-        /// <inheritdoc/>
-        public async Task CreateAsync(ActivityLog entry)
+        var dbContext = await _provider.CreateDbContextAsync().ConfigureAwait(false);
+        await using (dbContext.ConfigureAwait(false))
         {
-            var dbContext = await _provider.CreateDbContextAsync().ConfigureAwait(false);
-            await using (dbContext.ConfigureAwait(false))
+            // TODO switch to LeftJoin in .NET 10.
+            var entries = from a in dbContext.ActivityLogs
+                join u in dbContext.Users on a.UserId equals u.Id into ugj
+                from u in ugj.DefaultIfEmpty()
+                select new ExpandedActivityLog { ActivityLog = a, Username = u.Username };
+
+            if (query.HasUserId is not null)
             {
-                dbContext.ActivityLogs.Add(entry);
-                await dbContext.SaveChangesAsync().ConfigureAwait(false);
+                entries = entries.Where(e => e.ActivityLog.UserId.Equals(default) != query.HasUserId.Value);
             }
 
-            EntryCreated?.Invoke(this, new GenericEventArgs<ActivityLogEntry>(ConvertToOldModel(entry)));
-        }
+            if (query.MinDate is not null)
+            {
+                entries = entries.Where(e => e.ActivityLog.DateCreated >= query.MinDate.Value);
+            }
 
-        /// <inheritdoc/>
-        public async Task<QueryResult<ActivityLogEntry>> GetPagedResultAsync(ActivityLogQuery query)
-        {
-            var dbContext = await _provider.CreateDbContextAsync().ConfigureAwait(false);
-            await using (dbContext.ConfigureAwait(false))
+            if (!string.IsNullOrEmpty(query.Name))
             {
-                var entries = dbContext.ActivityLogs
-                    .OrderByDescending(entry => entry.DateCreated)
-                    .Where(entry => query.MinDate == null || entry.DateCreated >= query.MinDate)
-                    .Where(entry => !query.HasUserId.HasValue || entry.UserId.Equals(default) != query.HasUserId.Value);
-
-                return new QueryResult<ActivityLogEntry>(
-                    query.Skip,
-                    await entries.CountAsync().ConfigureAwait(false),
-                    await entries
-                        .Skip(query.Skip ?? 0)
-                        .Take(query.Limit ?? 100)
-                        .Select(entity => new ActivityLogEntry(entity.Name, entity.Type, entity.UserId)
-                        {
-                            Id = entity.Id,
-                            Overview = entity.Overview,
-                            ShortOverview = entity.ShortOverview,
-                            ItemId = entity.ItemId,
-                            Date = entity.DateCreated,
-                            Severity = entity.LogSeverity
-                        })
-                        .ToListAsync()
-                        .ConfigureAwait(false));
+                entries = entries.Where(e => EF.Functions.Like(e.ActivityLog.Name, $"%{query.Name}%"));
             }
-        }
 
-        /// <inheritdoc />
-        public async Task CleanAsync(DateTime startDate)
-        {
-            var dbContext = await _provider.CreateDbContextAsync().ConfigureAwait(false);
-            await using (dbContext.ConfigureAwait(false))
+            if (!string.IsNullOrEmpty(query.Overview))
+            {
+                entries = entries.Where(e => EF.Functions.Like(e.ActivityLog.Overview, $"%{query.Overview}%"));
+            }
+
+            if (!string.IsNullOrEmpty(query.ShortOverview))
+            {
+                entries = entries.Where(e => EF.Functions.Like(e.ActivityLog.ShortOverview, $"%{query.ShortOverview}%"));
+            }
+
+            if (!string.IsNullOrEmpty(query.Type))
+            {
+                entries = entries.Where(e => EF.Functions.Like(e.ActivityLog.Type, $"%{query.Type}%"));
+            }
+
+            if (!query.ItemId.IsNullOrEmpty())
+            {
+                var itemId = query.ItemId.Value.ToString("N");
+                entries = entries.Where(e => e.ActivityLog.ItemId == itemId);
+            }
+
+            if (!string.IsNullOrEmpty(query.Username))
+            {
+                entries = entries.Where(e => EF.Functions.Like(e.Username, $"%{query.Username}%"));
+            }
+
+            if (query.Severity is not null)
             {
-                await dbContext.ActivityLogs
-                    .Where(entry => entry.DateCreated <= startDate)
-                    .ExecuteDeleteAsync()
-                    .ConfigureAwait(false);
+                entries = entries.Where(e => e.ActivityLog.LogSeverity == query.Severity);
             }
+
+            return new QueryResult<ActivityLogEntry>(
+                query.Skip,
+                await entries.CountAsync().ConfigureAwait(false),
+                await ApplyOrdering(entries, query.OrderBy)
+                    .Skip(query.Skip ?? 0)
+                    .Take(query.Limit ?? 100)
+                    .Select(entity => new ActivityLogEntry(entity.ActivityLog.Name, entity.ActivityLog.Type, entity.ActivityLog.UserId)
+                    {
+                        Id = entity.ActivityLog.Id,
+                        Overview = entity.ActivityLog.Overview,
+                        ShortOverview = entity.ActivityLog.ShortOverview,
+                        ItemId = entity.ActivityLog.ItemId,
+                        Date = entity.ActivityLog.DateCreated,
+                        Severity = entity.ActivityLog.LogSeverity
+                    })
+                    .ToListAsync()
+                    .ConfigureAwait(false));
         }
+    }
 
-        private static ActivityLogEntry ConvertToOldModel(ActivityLog entry)
+    /// <inheritdoc />
+    public async Task CleanAsync(DateTime startDate)
+    {
+        var dbContext = await _provider.CreateDbContextAsync().ConfigureAwait(false);
+        await using (dbContext.ConfigureAwait(false))
         {
-            return new ActivityLogEntry(entry.Name, entry.Type, entry.UserId)
-            {
-                Id = entry.Id,
-                Overview = entry.Overview,
-                ShortOverview = entry.ShortOverview,
-                ItemId = entry.ItemId,
-                Date = entry.DateCreated,
-                Severity = entry.LogSeverity
-            };
+            await dbContext.ActivityLogs
+                .Where(entry => entry.DateCreated <= startDate)
+                .ExecuteDeleteAsync()
+                .ConfigureAwait(false);
+        }
+    }
+
+    private static ActivityLogEntry ConvertToOldModel(ActivityLog entry)
+    {
+        return new ActivityLogEntry(entry.Name, entry.Type, entry.UserId)
+        {
+            Id = entry.Id,
+            Overview = entry.Overview,
+            ShortOverview = entry.ShortOverview,
+            ItemId = entry.ItemId,
+            Date = entry.DateCreated,
+            Severity = entry.LogSeverity
+        };
+    }
+
+    private IOrderedQueryable<ExpandedActivityLog> ApplyOrdering(IQueryable<ExpandedActivityLog> query, IReadOnlyCollection<(ActivityLogSortBy, SortOrder)>? sorting)
+    {
+        if (sorting is null || sorting.Count == 0)
+        {
+            return query.OrderByDescending(e => e.ActivityLog.DateCreated);
         }
+
+        IOrderedQueryable<ExpandedActivityLog> ordered = null!;
+
+        foreach (var (sortBy, sortOrder) in sorting)
+        {
+            var orderBy = MapOrderBy(sortBy);
+            ordered = sortOrder == SortOrder.Ascending
+                ? (ordered ?? query).OrderBy(orderBy)
+                : (ordered ?? query).OrderByDescending(orderBy);
+        }
+
+        return ordered;
+    }
+
+    private Expression<Func<ExpandedActivityLog, object?>> MapOrderBy(ActivityLogSortBy sortBy)
+    {
+        return sortBy switch
+        {
+            ActivityLogSortBy.Name => e => e.ActivityLog.Name,
+            ActivityLogSortBy.Overiew => e => e.ActivityLog.Overview,
+            ActivityLogSortBy.ShortOverview => e => e.ActivityLog.ShortOverview,
+            ActivityLogSortBy.Type => e => e.ActivityLog.Type,
+            ActivityLogSortBy.DateCreated => e => e.ActivityLog.DateCreated,
+            ActivityLogSortBy.Username => e => e.Username,
+            ActivityLogSortBy.LogSeverity => e => e.ActivityLog.LogSeverity,
+            _ => throw new ArgumentOutOfRangeException(nameof(sortBy), sortBy, "Unhandled ActivityLogSortBy")
+        };
+    }
+
+    private class ExpandedActivityLog
+    {
+        public ActivityLog ActivityLog { get; set; } = null!;
+
+        public string? Username { get; set; }
     }
 }
diff --git a/MediaBrowser.Model/Activity/IActivityManager.cs b/MediaBrowser.Model/Activity/IActivityManager.cs
index 95aa567ad..96958e9a7 100644
--- a/MediaBrowser.Model/Activity/IActivityManager.cs
+++ b/MediaBrowser.Model/Activity/IActivityManager.cs
@@ -1,5 +1,3 @@
-#pragma warning disable CS1591
-
 using System;
 using System.Threading.Tasks;
 using Jellyfin.Data.Events;
@@ -7,21 +5,36 @@ using Jellyfin.Data.Queries;
 using Jellyfin.Database.Implementations.Entities;
 using MediaBrowser.Model.Querying;
 
-namespace MediaBrowser.Model.Activity
+namespace MediaBrowser.Model.Activity;
+
+/// <summary>
+/// Interface for the activity manager.
+/// </summary>
+public interface IActivityManager
 {
-    public interface IActivityManager
-    {
-        event EventHandler<GenericEventArgs<ActivityLogEntry>> EntryCreated;
+    /// <summary>
+    /// The event that is triggered when an entity is created.
+    /// </summary>
+    event EventHandler<GenericEventArgs<ActivityLogEntry>> EntryCreated;
 
-        Task CreateAsync(ActivityLog entry);
+    /// <summary>
+    /// Create a new activity log entry.
+    /// </summary>
+    /// <param name="entry">The entry to create.</param>
+    /// <returns>A <see cref="Task"/> representing the asynchronous operation.</returns>
+    Task CreateAsync(ActivityLog entry);
 
-        Task<QueryResult<ActivityLogEntry>> GetPagedResultAsync(ActivityLogQuery query);
+    /// <summary>
+    /// Get a paged list of activity log entries.
+    /// </summary>
+    /// <param name="query">The activity log query.</param>
+    /// <returns>The page of entries.</returns>
+    Task<QueryResult<ActivityLogEntry>> GetPagedResultAsync(ActivityLogQuery query);
 
-        /// <summary>
-        /// Remove all activity logs before the specified date.
-        /// </summary>
-        /// <param name="startDate">Activity log start date.</param>
-        /// <returns>A <see cref="Task"/> representing the asynchronous operation.</returns>
-        Task CleanAsync(DateTime startDate);
-    }
+    /// <summary>
+    /// Remove all activity logs before the specified date.
+    /// </summary>
+    /// <param name="startDate">Activity log start date.</param>
+    /// <returns>A <see cref="Task"/> representing the asynchronous operation.</returns>
+    Task CleanAsync(DateTime startDate);
 }