package sql

import "strings"

// key,value To like sql
func Like(key, val string) string {
	if val == "" {
		return ""
	}
	key = strings.TrimSpace(key)
	val = strings.TrimSpace(val)
	return key + " LIKE '%" + val + "%'"
}

// map strings to like sqls
func Likes(in map[string]string) string {
	var ar []string
	for key, val := range in {
		sql := Like(key, val)
		if sql != "" {
			ar = append(ar, sql)
		}
	}

	if len(ar) == 0 {
		return ""
	}

	return strings.Join(ar, " AND ")
}