package gosimpleconf

import "flag"

type FlagMap map[string]*string

func SetupFlagOverrides(configMap ConfigMap) FlagMap {
	flagMap := make(FlagMap)
	for k, v := range configMap {
		f := flag.String(k, v, "")
		flagMap[k] = f
	}

	return flagMap
}

func ParseFlags(configMap ConfigMap, flagMap FlagMap) ConfigMap {
	flag.Parse()

	for k, v := range flagMap {
		if v != nil && len(*v) > 0 {
			configMap[k] = trimToken(*v)
		}
	}

	return configMap

}