package main

import (
	"flag"

	log "github.com/Sirupsen/logrus"
)

// global config, gets overwritten by main
var _conf Config

func init() {
	// we need to parse the config because of log level setting
	configFile := flag.String("config", "", "path to config file")
	flag.Parse()

	_conf.parseConfig(*configFile)

	if _conf.Debug {
		log.SetLevel(log.DebugLevel)
	} else {
		log.SetLevel(log.WarnLevel)
	}
}

func Fatal(err error, msg string) {
	if err != nil {
		log.WithFields(
			log.Fields{
				"error": err.Error(),
			},
		).Fatal(msg)
	} else {
		log.Fatal(msg)
	}
}
func FatalOffer(offer Angebot, msg string) {
	log.WithFields(getFields(offer)).Fatal(msg)
}

func Println(err error, msg string) {
	if err != nil {
		log.WithFields(
			log.Fields{
				"error": err.Error(),
			},
		).Println(msg)
	} else {
		log.Println(msg)
	}
}

func PrintlnOffer(offer Angebot, msg string) {

	log.WithFields(getFields(offer)).Println(msg)
}

func Debug(err error, msg string) {
	if err != nil {
		log.WithFields(
			log.Fields{
				"error": err.Error(),
			},
		).Debug(msg)
	} else {
		log.Debug(msg)
	}
}

func DebugOffer(offer Angebot, msg string) {

	log.WithFields(getFields(offer)).Debug(msg)
}

func WarnOffer(offer Angebot, msg string) {

	log.WithFields(getFields(offer)).Warn(msg)
}

func getFields(offer Angebot) log.Fields {
	return log.Fields{
		"Name":             offer.Name,
		"Shop":             offer.Shop,
		"ABV":              offer.Abv,
		"Volume":           offer.Volume,
		"Url":              offer.Url,
		"Original Price":   offer.Original_price,
		"Discounted Price": offer.Discounted_price,
		"Base Price":       offer.Base_price,
		"Image_url":        offer.Image_url,
		"Spirit Type":      offer.Spirit_type,
		"Valid Until":      offer.Valid_until,
		"Error_msg":        offer.error_msg,
		"Error_ctx":        offer.error_ctx,
	}
}

func Warn(err error, msg string) {
	if err != nil {
		log.WithFields(
			log.Fields{
				"error": err.Error(),
			},
		).Warn(msg)
	} else {
		log.Warn(msg)
	}
}