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CommandModule.cs
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CommandModule.cs
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using System;
namespace DisCatSharp.CommandsNext.Entities;
/// <summary>
/// Represents a base interface for all types of command modules.
/// </summary>
public interface ICommandModule
{
/// <summary>
/// Gets the type of this module.
/// </summary>
Type ModuleType { get; }
/// <summary>
/// Returns an instance of this module.
/// </summary>
/// <param name="services">Services to instantiate the module with.</param>
/// <returns>A created instance of this module.</returns>
BaseCommandModule GetInstance(IServiceProvider services);
}
/// <summary>
/// Represents a transient command module. This type of module is reinstantiated on every command call.
/// </summary>
public class TransientCommandModule : ICommandModule
{
/// <summary>
/// Creates a new transient module.
/// </summary>
/// <param name="t">Type of the module to create.</param>
internal TransientCommandModule(Type t)
{
this.ModuleType = t;
}
/// <summary>
/// Gets the type of this module.
/// </summary>
public Type ModuleType { get; }
/// <summary>
/// Creates a new instance of this module.
/// </summary>
/// <param name="services">Services to instantiate the module with.</param>
/// <returns>Created module.</returns>
public BaseCommandModule GetInstance(IServiceProvider services)
=> this.ModuleType.CreateInstance(services) as BaseCommandModule;
}
/// <summary>
/// Represents a singleton command module. This type of module is instantiated only when created.
/// </summary>
public class SingletonCommandModule : ICommandModule
{
/// <summary>
/// Creates a new singleton module, and instantiates it.
/// </summary>
/// <param name="t">Type of the module to create.</param>
/// <param name="services">Services to instantiate the module with.</param>
internal SingletonCommandModule(Type t, IServiceProvider services)
{
this.ModuleType = t;
this.Instance = t.CreateInstance(services) as BaseCommandModule;
}
/// <summary>
/// Gets this module's instance.
/// </summary>
public BaseCommandModule Instance { get; }
/// <summary>
/// Gets the type of this module.
/// </summary>
public Type ModuleType { get; }
/// <summary>
/// Returns the instance of this module.
/// </summary>
/// <param name="services">Services to instantiate the module with.</param>
/// <returns>This module's instance.</returns>
public BaseCommandModule GetInstance(IServiceProvider services)
=> this.Instance;
}