using Microsoft.AspNetCore.Mvc;
using Nacos.V2;
using System.Threading.Tasks;

namespace MicoService.Demo.Controllers
{
    [ApiController]
    [Route("[controller]")]
    public class TestController : ControllerBase
    {

        private readonly IConfiguration _configuration;
        private readonly INacosNamingService _nacosNamingService;

        public TestController(IConfiguration configuration,
            INacosNamingService nacosNamingService)
        {
            this._configuration = configuration;
            this._nacosNamingService = nacosNamingService;
        }



        /// <summary>
        /// 演示：读取 Nacos 配置中心配置
        /// </summary>
        /// <param name="key"></param>
        /// <returns></returns>
        [HttpGet("config/{key}")]
        public string GetConfig(string key)
        {
            return _configuration[key];
        }

        /// <summary>
        /// 演示：调用其他微服务
        /// </summary>
        [HttpGet("call")]
        public async Task CallOtherService()
        {
            // 核心API：获取单个实例（内置负载均衡）
            var instance = await _nacosNamingService.SelectOneHealthyInstance("Mico_Demo2222");

            if (instance == null)
            {
                Console.WriteLine("无可用实例");
            }

            // 拼接调用地址，如：http://192.168.2.10:8080/api/xxx
            var callUrl = $"http://{instance.Ip}:{instance.Port}/user/config/info";
            
        }


    }
}