package emulator

import (
	"context"
	"fmt"
	"os"
	"time"

	"edge-infra.dev/pkg/lib/fog"
	"edge-infra.dev/pkg/sds/lib/colors"
)

const (
	envSessionTimeout = "RCLI_SESSION_TIMEOUT"

	defaultSessionTimeout = 300 * time.Second
)

type Config struct {
	dir            string
	sessionTimeout time.Duration
}

func NewConfig(ctx context.Context, dir string) Config {
	log := fog.FromContext(ctx)

	sessionTimeoutStr, ok := os.LookupEnv(envSessionTimeout)
	if !ok {
		sessionTimeoutStr = defaultSessionTimeout.String()
	}

	sessionTimeout, err := time.ParseDuration(sessionTimeoutStr)
	if err != nil {
		log.Error(
			err,
			"Unable to parse configured timeout environment variable. Using default value",
			"envvar", envSessionTimeout,
			"timeout", defaultSessionTimeout.String(),
		)
		fmt.Println(colors.Text(
			fmt.Sprintf("Unable to parse configured timeout environment variable. Using default value of %s", defaultSessionTimeout.String()),
			colors.FgRed,
		))

		sessionTimeout = defaultSessionTimeout
	}

	return Config{
		dir:            dir,
		sessionTimeout: sessionTimeout,
	}
}