package conf

import (
	"sync"
	"time"
)

type Config struct {
	KubeHost        string
	KubePort        string
	KubeCA          string
	KubeCert        string
	KubeData        string
	// PrepLeadSeconds must match oc-schedulerd's PREP_LEAD_SECONDS.
	// Used both as the ASAP buffer and as the minimum allowed lead time
	// when validating explicit booking start dates.
	PrepLeadSeconds int
}

func (c *Config) PrepLead() time.Duration {
	if c.PrepLeadSeconds <= 0 {
		return 2 * time.Minute
	}
	return time.Duration(c.PrepLeadSeconds) * time.Second
}

var instance *Config
var once sync.Once

func GetConfig() *Config {
	once.Do(func() {
		instance = &Config{}
	})
	return instance
}