package watchdog

import (
	"fmt"
	"super-frpc/postLog"
	"super-frpc/utils"
)

func AddInstance(serviceName string) bool {
	postLog.Debug(fmt.Sprintf("[watchdog] Add service monitor: %s", serviceName))
	if !IsConnected() {
		return false
	}

	message := fmt.Sprintf("[monitor.add] <serviceName>%s</serviceName>", serviceName)
	response, err := sendMsg(message, 3)
	if err != nil {
		return false
	} else if response == "success" {
		return true
	}

	return false
}

func RemoveInstance(serviceName string) bool {
	postLog.Debug(fmt.Sprintf("[watchdog] Remove service monitor: %s", serviceName))
	if !IsConnected() {
		return false
	}

	message := fmt.Sprintf("[monitor.remove] <serviceName>%s</serviceName>", serviceName)
	response, err := sendMsg(message, 3)
	if err != nil {
		return false
	} else if response == "success" {
		return true
	}

	return false
}

func CloseInstance(serviceName string) bool {
	postLog.Debug(fmt.Sprintf("[watchdog] Remove service monitor: %s", serviceName))
	if !IsConnected() {
		return false
	}

	message := fmt.Sprintf("[instance.remove] <serviceName>%s</serviceName>", serviceName)
	response, err := sendMsg(message, 3)
	if err != nil {
		return false
	} else if response == "success" {
		return true
	}

	return false
}

func Close() bool {
	if !IsConnected() {
		return false
	}

	message := "watchdog.shutdown"
	response, err := sendMsg(message, 3)
	if err != nil {
		return false
	} else if response == "success" {
		return true
	}

	return false
}

func parseCommand(cmd string) (result string, err error) {
	cmdType := utils.GetCmdType(cmd)
	if cmdType == "Exception" {
		// Watchdog msg: [Exception] <exceptionType>...</exceptionType> <serviceName>...</serviceName> <errorMsg>...</errorMsg>
		exceptionType := utils.GetCmdParams(cmd, "exceptionType")
		serviceName := utils.GetCmdParams(cmd, "serviceName")
		errorMsg := utils.GetCmdParams(cmd, "errorMsg")
		postLog.Error(fmt.Sprintf("[Watchdog] Exception[%s]: %s, %s", serviceName, exceptionType, errorMsg))
		exceptionHandle(exceptionType, serviceName, errorMsg)
	}
	return "", nil
}