using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

using Microsoft.Extensions.Hosting;

namespace OllamaStudy.UseHttpClientTest
{
    /// <summary>
    /// 
    /// </summary>
    public class Startup
    {
        //支持两种配置样式，并且两种 Configure 方法都受支持
        #region HostApplicationBuilder 风格, 此风格优先级高于Startup(只执行一种风格)
        //public void ConfigureHostApplicationBuilder(IHostApplicationBuilder hostApplicationBuilder)
        //{

        //}

        //public IHost BuildHostApplicationBuilder(HostApplicationBuilder hostApplicationBuilder)
        //{
        //    return hostApplicationBuilder.Build();
        //}
        #endregion

        #region Startup 风格
        public IHostBuilder CreateHostBuilder()
        {
            return Host.CreateDefaultBuilder();
        }

        public void ConfigureHost(IHostBuilder hostBuilder) 
        {
            hostBuilder.UseEnvironment("asp.net");
        }

        /* 重载方法，只能使用一个
        /// <summary>
        /// 
        /// </summary>
        /// <returns></returns>
        public IHost BuildHost() 
        { 
            return Host.CreateDefaultBuilder().Build();
        }
        

        /// <summary>
        /// 
        /// </summary>
        /// <param name="hostBuilder"></param>
        /// <returns></returns>
        public IHost BuildHost(IHostBuilder hostBuilder)
        {
            return hostBuilder.Build();
        }

        */

        /* 重载方法，只能使用一个
        public void ConfigureServices(IServiceCollection services)
        {

        }
        */
        public void ConfigureServices(IServiceCollection services, HostBuilderContext context)
        {

        }
        #endregion
    }
}