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using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using System.Reflection;
namespace StardewModdingAPI.Framework
{
/// <summary>Tracks the installed mods.</summary>
internal class ModRegistry
{
/*********
** Properties
*********/
/// <summary>The registered mod data.</summary>
private readonly List<IMod> Mods = new List<IMod>();
/// <summary>The friendly mod names treated as deprecation warning sources (assembly full name => mod name).</summary>
private readonly IDictionary<string, string> ModNamesByAssembly = new Dictionary<string, string>();
/*********
** Public methods
*********/
/// <summary>Register a mod as a possible source of deprecation warnings.</summary>
/// <param name="mod">The mod instance.</param>
public void Add(IMod mod)
{
this.Mods.Add(mod);
this.ModNamesByAssembly[mod.GetType().Assembly.FullName] = mod.ModManifest.Name;
}
/// <summary>Get all enabled mods.</summary>
public IEnumerable<IMod> GetMods()
{
return (from mod in this.Mods select mod);
}
/// <summary>Get the friendly name for the closest assembly registered as a source of deprecation warnings.</summary>
/// <returns>Returns the source name, or <c>null</c> if no registered assemblies were found.</returns>
public string GetModFromStack()
{
// get stack frames
StackTrace stack = new StackTrace();
StackFrame[] frames = stack.GetFrames();
if (frames == null)
return null;
// search stack for a source assembly
foreach (StackFrame frame in frames)
{
// get assembly name
MethodBase method = frame.GetMethod();
Type type = method.ReflectedType;
if (type == null)
continue;
string assemblyName = type.Assembly.FullName;
// get name if it's a registered source
if (this.ModNamesByAssembly.ContainsKey(assemblyName))
return this.ModNamesByAssembly[assemblyName];
}
// no known assembly found
return null;
}
}
}
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