package asaModels

import (
	"regexp"
	"strconv"
)

type (
	HTTPConfig struct {
		Server  HTTPServer    `json:"server"`
		Allowed []HTTPAllowed `json:"allowed"`
	}
	HTTPServer struct {
		Enabled bool `json:"enabled"`
		Port    int  `json:"port"`
	}
	HTTPAllowed struct {
		Net  string `json:"network"`
		Mask string `json:"netmask"`
		Int  string `json:"interface"`
	}
)

var (
	regexHTTP = regexp.MustCompile(`http (\S+) (\S+)(?: (\S+))?`)
)

func (h *HTTPConfig) Parse(s string) error {
	h.Server.Enabled = false
	m := regexHTTP.FindAllStringSubmatch(s, -1)
	for _, match := range m {
		if match[1] == "server" && match[2] == "enable" {
			h.Server.Enabled = true
			if match[3] == "" {
				match[3] = "443"
			}
			port, err := strconv.Atoi(match[3])
			if err != nil {
				return err
			}
			h.Server.Port = port
			continue
		}
		h.Allowed = append(h.Allowed, HTTPAllowed{
			Net:  match[1],
			Mask: match[2],
			Int:  match[3],
		})
	}
	return nil
}