jellyfin-server/Jellyfin.Server.Implementations/Users/DisplayPreferencesManager.cs

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C#
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#pragma warning disable CA1307
using System;
using System.Collections.Generic;
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using System.Linq;
using Jellyfin.Data.Entities;
using MediaBrowser.Controller;
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using Microsoft.EntityFrameworkCore;
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namespace Jellyfin.Server.Implementations.Users
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{
/// <summary>
/// Manages the storage and retrieval of display preferences through Entity Framework.
/// </summary>
public class DisplayPreferencesManager : IDisplayPreferencesManager
{
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private readonly JellyfinDb _dbContext;
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/// <summary>
/// Initializes a new instance of the <see cref="DisplayPreferencesManager"/> class.
/// </summary>
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/// <param name="dbContext">The database context.</param>
public DisplayPreferencesManager(JellyfinDb dbContext)
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{
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_dbContext = dbContext;
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}
/// <inheritdoc />
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public DisplayPreferences GetDisplayPreferences(Guid userId, Guid itemId, string client)
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{
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var prefs = _dbContext.DisplayPreferences
.Include(pref => pref.HomeSections)
.FirstOrDefault(pref =>
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pref.UserId == userId && string.Equals(pref.Client, client) && pref.ItemId == itemId);
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if (prefs == null)
{
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prefs = new DisplayPreferences(userId, itemId, client);
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_dbContext.DisplayPreferences.Add(prefs);
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}
return prefs;
}
/// <inheritdoc />
public ItemDisplayPreferences GetItemDisplayPreferences(Guid userId, Guid itemId, string client)
{
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var prefs = _dbContext.ItemDisplayPreferences
.FirstOrDefault(pref => pref.UserId == userId && pref.ItemId == itemId && string.Equals(pref.Client, client));
if (prefs == null)
{
prefs = new ItemDisplayPreferences(userId, Guid.Empty, client);
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_dbContext.ItemDisplayPreferences.Add(prefs);
}
return prefs;
}
/// <inheritdoc />
public IList<ItemDisplayPreferences> ListItemDisplayPreferences(Guid userId, string client)
{
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return _dbContext.ItemDisplayPreferences
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.AsQueryable()
.Where(prefs => prefs.UserId == userId && prefs.ItemId != Guid.Empty && string.Equals(prefs.Client, client))
.ToList();
}
/// <inheritdoc />
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public IDictionary<string, string> ListCustomItemDisplayPreferences(Guid userId, Guid itemId, string client)
{
return _dbContext.CustomItemDisplayPreferences
.AsQueryable()
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.Where(prefs => prefs.UserId == userId
&& prefs.ItemId == itemId
&& string.Equals(prefs.Client, client))
.ToDictionary(prefs => prefs.Key, prefs => prefs.Value);
}
/// <inheritdoc />
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public void SetCustomItemDisplayPreferences(Guid userId, Guid itemId, string client, Dictionary<string, string> customPreferences)
{
var existingPrefs = _dbContext.CustomItemDisplayPreferences
.AsQueryable()
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.Where(prefs => prefs.UserId == userId
&& prefs.ItemId == itemId
&& string.Equals(prefs.Client, client));
_dbContext.CustomItemDisplayPreferences.RemoveRange(existingPrefs);
foreach (var (key, value) in customPreferences)
{
_dbContext.CustomItemDisplayPreferences
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.Add(new CustomItemDisplayPreferences(userId, itemId, client, key, value));
}
}
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/// <inheritdoc />
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public void SaveChanges()
{
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_dbContext.SaveChanges();
}
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}
}