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#pragma warning disable CS1591
using System;
using System.Linq;
using MediaBrowser.Model.Entities;
using MediaBrowser.Model.IO;
namespace MediaBrowser.Controller.Entities
{
public static class BaseItemExtensions
{
/// <summary>
/// Gets the image path.
/// </summary>
/// <param name="item">The item.</param>
/// <param name="imageType">Type of the image.</param>
/// <returns>System.String.</returns>
public static string GetImagePath(this BaseItem item, ImageType imageType)
{
return item.GetImagePath(imageType, 0);
}
public static bool HasImage(this BaseItem item, ImageType imageType)
{
return item.HasImage(imageType, 0);
}
/// <summary>
/// Sets the image path.
/// </summary>
/// <param name="item">The item.</param>
/// <param name="imageType">Type of the image.</param>
/// <param name="file">The file.</param>
public static void SetImagePath(this BaseItem item, ImageType imageType, FileSystemMetadata file)
{
item.SetImagePath(imageType, 0, file);
}
/// <summary>
/// Sets the image path.
/// </summary>
/// <param name="item">The item.</param>
/// <param name="imageType">Type of the image.</param>
/// <param name="file">The file.</param>
public static void SetImagePath(this BaseItem item, ImageType imageType, string file)
{
if (file.StartsWith("http", StringComparison.OrdinalIgnoreCase))
{
item.SetImage(
new ItemImageInfo
{
Path = file,
Type = imageType
},
0);
}
else
{
item.SetImagePath(imageType, BaseItem.FileSystem.GetFileInfo(file));
}
}
/// <summary>
/// Copies all properties on object. Skips properties that do not exist.
/// </summary>
/// <param name="source">The source object.</param>
/// <param name="dest">The destination object.</param>
/// <typeparam name="T">Source type.</typeparam>
/// <typeparam name="TU">Destination type.</typeparam>
public static void DeepCopy<T, TU>(this T source, TU dest)
where T : BaseItem
where TU : BaseItem
{
ArgumentNullException.ThrowIfNull(source);
ArgumentNullException.ThrowIfNull(dest);
var destProps = typeof(TU).GetProperties().Where(x => x.CanWrite).ToList();
foreach (var sourceProp in typeof(T).GetProperties())
{
// We should be able to write to the property
// for both the source and destination type
// This is only false when the derived type hides the base member
// (which we shouldn't copy anyway)
if (!sourceProp.CanRead || !sourceProp.CanWrite)
{
continue;
}
var v = sourceProp.GetValue(source);
if (v is null)
{
continue;
}
var p = destProps.Find(x => x.Name == sourceProp.Name);
p?.SetValue(dest, v);
}
}
/// <summary>
/// Copies all properties on newly created object. Skips properties that do not exist.
/// </summary>
/// <param name="source">The source object.</param>
/// <typeparam name="T">Source type.</typeparam>
/// <typeparam name="TU">Destination type.</typeparam>
/// <returns>Destination object.</returns>
public static TU DeepCopy<T, TU>(this T source)
where T : BaseItem
where TU : BaseItem, new()
{
var dest = new TU();
source.DeepCopy(dest);
return dest;
}
/// <summary>
/// Determines if the item has changed.
/// </summary>
/// <param name="source">The source object.</param>
/// <param name="asOf">The timestamp to detect changes as of.</param>
/// <typeparam name="T">Source type.</typeparam>
/// <returns>Whether the item has changed.</returns>
public static bool HasChanged<T>(this T source, DateTime asOf)
where T : BaseItem
{
ArgumentNullException.ThrowIfNull(source);
return source.DateModified.Subtract(asOf).Duration().TotalSeconds > 1;
}
}
}
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