package register

import (
	"agent-go/g"
	"agent-go/rabbitmq"
	"encoding/json"
	"fmt"
	"gopkg.in/yaml.v3"
	"io/ioutil"
)

var log = g.G.LOG
var omType = g.InitOmType

func INIT() {

	// 获取系统的环境变量
	agentServerInfo := parseAgentServerInfo()

	nacosConfig := g.G.NacosConfig

	initToServerProp := &rabbitmq.ConnectProperty{
		ExchangeName: nacosConfig.GetString("octopus.message.init_exchange"),
		QueueName:    nacosConfig.GetString("octopus.message.init_to_server"),
		ExchangeType: g.QueueDirect,
		TopicKey:     nacosConfig.GetString("octopus.message.init_to_server_key"),
	}

	initFromServerProp := &rabbitmq.ConnectProperty{
		ExchangeName: nacosConfig.GetString("octopus.message.init_exchange"),
		QueueName:    nacosConfig.GetString("octopus.message.init_from_server"),
		ExchangeType: g.QueueDirect,
		TopicKey:     nacosConfig.GetString("octopus.message.init_from_server_key"),
	}

	// 建立RabbitMQ的连接
	// defer 关闭初始化连接
	initToServer, err := rabbitmq.NewRabbitMQConn(
		initToServerProp,
	)
	if err != nil {
		log.Error("init to server queue established error!")
		panic(err)
	}
	defer rabbitmq.CloseChannel(initToServer)

	initFromServer, err := rabbitmq.NewRabbitMQConn(
		initFromServerProp,
	)
	if err != nil {
		log.Error("init from server queue established error!")
		panic(err)
	}
	defer rabbitmq.CloseChannel(initFromServer)

	// 组装OctopusMessage
	var octopusMsg *rabbitmq.OctopusMessage
	octopusMsg = octopusMsg.BuildOctopusMsg(
		omType,
		agentServerInfo,
	)
	msgBytes, err := json.Marshal(octopusMsg)
	if err != nil {
		log.Error(fmt.Sprintf("octopus message convert to json is wrong! msg is => %v", octopusMsg))
	}
	// 发送OM至MQ中O
	rabbitmq.Send(
		initToServer,
		initToServerProp,
		msgBytes,
	)

	// 监听初始化连接中的信息
	// 建立运行时RabbitMQ连接
	handleInitMsgFromServer()

}

func handleInitMsgFromServer() {

}

func parseAgentServerInfo() AgentServerInfo {

	// 约定文件地址为 /etc/environment.d/octopus-agent.conf
	// 目前使用
	var agentServerInfo AgentServerInfo
	yamlFile, err := ioutil.ReadFile("C:\\Users\\wdd\\IdeaProjects\\ProjectOctopus\\agent-go\\server-env.yaml")
	if err != nil {
		panic(fmt.Errorf("failed to read YAML file: %v", err))
	}

	err = yaml.Unmarshal(yamlFile, &agentServerInfo)
	if err != nil {
		panic(fmt.Errorf("failed to unmarshal YAML: %v", err))
	}

	jsonFormat, err := json.Marshal(agentServerInfo)
	if err != nil {
		return AgentServerInfo{}
	}
	log.Info(fmt.Sprintf("agent server info is %v", string(jsonFormat)))

	return agentServerInfo
}