自定义IOptions映射路径

public class MyOptions
{
    public string Option1 { get; set; }
    public int Option2 { get; set; }
}

public void ConfigureServices(IServiceCollection services)
{
    // 注册配置选项
    services.Configure<MyOptions>(Configuration.GetSection("MyOptions"));

    // 自定义映射路径
    services.ConfigureOptions<MyOptionsSetup>();
}

public class MyOptionsSetup : IConfigureOptions<MyOptions>
{
    private readonly IConfiguration _configuration;

    public MyOptionsSetup(IConfiguration configuration)
    {
        _configuration = configuration;
    }

    public void Configure(MyOptions options)
    {
        // 自定义映射路径的具体逻辑
        options.Option1 = _configuration["CustomPath:Option1"];
        options.Option2 = int.Parse(_configuration["CustomPath:Option2"]);
    }
}

public class MyService
{
    private readonly MyOptions _options;

    public MyService(IOptions<MyOptions> options)
    {
        _options = options.Value;
    }

    public void DoSomething()
    {
        // 使用配置选项
        var option1 = _options.Option1;
        var option2 = _options.Option2;
        // ...
    }
}