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using System;
using System.Collections.Generic;
using System.Linq;
using Jellyfin.Database.Implementations;
using Jellyfin.Database.Implementations.Entities;
using MediaBrowser.Controller;
using Microsoft.EntityFrameworkCore;
namespace Jellyfin.Server.Implementations.Users;
/// <summary>
/// Manages the storage and retrieval of display preferences through Entity Framework.
/// </summary>
public sealed class DisplayPreferencesManager : IDisplayPreferencesManager
{
private readonly IDbContextFactory<JellyfinDbContext> _dbContextFactory;
/// <summary>
/// Initializes a new instance of the <see cref="DisplayPreferencesManager"/> class.
/// </summary>
/// <param name="dbContextFactory">The database context factory.</param>
public DisplayPreferencesManager(IDbContextFactory<JellyfinDbContext> dbContextFactory)
{
_dbContextFactory = dbContextFactory;
}
/// <inheritdoc />
public DisplayPreferences GetDisplayPreferences(Guid userId, Guid itemId, string client)
{
using var dbContext = _dbContextFactory.CreateDbContext();
var prefs = dbContext.DisplayPreferences
.Include(pref => pref.HomeSections)
.FirstOrDefault(pref =>
pref.UserId.Equals(userId) && pref.Client == client && pref.ItemId.Equals(itemId));
if (prefs is null)
{
prefs = new DisplayPreferences(userId, itemId, client);
dbContext.DisplayPreferences.Add(prefs);
dbContext.SaveChanges();
}
return prefs;
}
/// <inheritdoc />
public ItemDisplayPreferences GetItemDisplayPreferences(Guid userId, Guid itemId, string client)
{
using var dbContext = _dbContextFactory.CreateDbContext();
var prefs = dbContext.ItemDisplayPreferences
.FirstOrDefault(pref => pref.UserId.Equals(userId) && pref.ItemId.Equals(itemId) && pref.Client == client);
if (prefs is null)
{
prefs = new ItemDisplayPreferences(userId, Guid.Empty, client);
dbContext.ItemDisplayPreferences.Add(prefs);
dbContext.SaveChanges();
}
return prefs;
}
/// <inheritdoc />
public IList<ItemDisplayPreferences> ListItemDisplayPreferences(Guid userId, string client)
{
using var dbContext = _dbContextFactory.CreateDbContext();
return dbContext.ItemDisplayPreferences
.Where(prefs => prefs.UserId.Equals(userId) && !prefs.ItemId.Equals(default) && prefs.Client == client)
.ToList();
}
/// <inheritdoc />
public Dictionary<string, string?> ListCustomItemDisplayPreferences(Guid userId, Guid itemId, string client)
{
using var dbContext = _dbContextFactory.CreateDbContext();
return dbContext.CustomItemDisplayPreferences
.Where(prefs => prefs.UserId.Equals(userId)
&& prefs.ItemId.Equals(itemId)
&& prefs.Client == client)
.ToDictionary(prefs => prefs.Key, prefs => prefs.Value);
}
/// <inheritdoc />
public void SetCustomItemDisplayPreferences(Guid userId, Guid itemId, string client, Dictionary<string, string?> customPreferences)
{
using var dbContext = _dbContextFactory.CreateDbContext();
dbContext.CustomItemDisplayPreferences.Where(prefs => prefs.UserId.Equals(userId)
&& prefs.ItemId.Equals(itemId)
&& prefs.Client == client)
.ExecuteDelete();
foreach (var (key, value) in customPreferences)
{
dbContext.CustomItemDisplayPreferences
.Add(new CustomItemDisplayPreferences(userId, itemId, client, key, value));
}
dbContext.SaveChanges();
}
/// <inheritdoc/>
public void UpdateDisplayPreferences(DisplayPreferences displayPreferences)
{
using var dbContext = _dbContextFactory.CreateDbContext();
dbContext.DisplayPreferences.Attach(displayPreferences).State = EntityState.Modified;
dbContext.SaveChanges();
}
/// <inheritdoc/>
public void UpdateItemDisplayPreferences(ItemDisplayPreferences itemDisplayPreferences)
{
using var dbContext = _dbContextFactory.CreateDbContext();
dbContext.ItemDisplayPreferences.Attach(itemDisplayPreferences).State = EntityState.Modified;
dbContext.SaveChanges();
}
}
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