package http

import (
	"fmt"
	"strings"
)

const DefaultPrefix = "Http"

type Config struct {
	Host string
	Port uint

	StaticPath  *string
	StaticRoute *string
	BaseURI     *string
	TLS         *TLS
	Cors        *Cors
	RateLimit   *RateLimit
}

type TLS struct {
	Cert string
	Key  string
}

type Cors struct {
	Mode      string
	Whitelist []Whitelist
}

type RateLimit struct {
	Enabled       bool
	Max           int
	WindowSeconds int
	Message       string
	SkipPaths     []string
	Redis         *RateLimitRedis
}

type RateLimitRedis struct {
	Addrs    []string
	Username string
	Password string
	DB       int
	Prefix   string
}

type Whitelist struct {
	AllowOrigin      string
	AllowHeaders     string
	AllowMethods     string
	ExposeHeaders    string
	AllowCredentials bool
}

func (h *Config) Address() string {
	if h.Host == "" {
		return fmt.Sprintf("0.0.0.0:%d", h.Port)
	}

	return fmt.Sprintf("%s:%d", h.Host, h.Port)
}

func (h *Config) HasTLS() bool {
	if h == nil || h.TLS == nil {
		return false
	}

	return strings.TrimSpace(h.TLS.Cert) != "" && strings.TrimSpace(h.TLS.Key) != ""
}