package config

import "vpnem/internal/models"

var defaultBlockedDomains = []string{
	"telegram.org", "t.me", "telegram.me", "telegra.ph", "telegram.dog",
	"web.telegram.org",
	"discord.com", "discord.gg", "discordapp.com", "discordapp.net",
	"instagram.com", "cdninstagram.com", "ig.me", "igcdn.com",
	"facebook.com", "fb.com", "fbcdn.net", "fbsbx.com", "fb.me",
	"whatsapp.com", "whatsapp.net",
	"twitter.com", "x.com", "twimg.com", "t.co",
	"openai.com", "chatgpt.com", "oaistatic.com", "oaiusercontent.com",
	"claude.ai", "anthropic.com",
	"youtube.com", "googlevideo.com", "youtu.be", "ggpht.com", "ytimg.com",
	"gstatic.com", "doubleclick.net", "googleadservices.com",
	"stripchat.com", "stripchat.global", "ststandard.com", "strpssts-ana.com",
	"strpst.com", "striiiipst.com",
	"chaturbate.com", "highwebmedia.com", "cb.dev",
	"camsoda.com", "cam4.com", "cam101.com",
	"bongamodels.com", "flirt4free.com", "privatecams.com",
	"streamray.com", "cams.com", "homelivesex.com",
	"skyprivate.com", "mywebcamroom.com", "livemediahost.com",
	"xcdnpro.com", "mmcdn.com", "vscdns.com", "bgicdn.com", "bgmicdn.com",
	"doppiocdn.com", "doppiocdn.net", "doppiostreams.com",
	"fanclubs.tech", "my.club", "chapturist.com",
	"moengage.com", "amplitude.com", "dwin1.com",
	"eizzih.com", "loo3laej.com", "iesnare.com",
	"hytto.com", "zendesk.com",
	"lovense.com", "lovense-api.com", "lovense.club",
	"bitrix24.ru", "bitrix24.com",
	"cloudflare.com",
	"viber.com", "linkedin.com", "spotify.com",
	"ntc.party", "ipify.org",
	"rutracker.org", "rutracker.net", "rutracker.me",
	"4pda.to", "kinozal.tv", "nnmclub.to",
	"protonmail.com", "proton.me", "tutanota.com",
	"medium.com", "archive.org", "soundcloud.com", "twitch.tv",
	"ifconfig.me", "ifconfig.co", "icanhazip.com", "ipinfo.io",
	"em-mail.ru",
}

func DefaultRoutingPolicy() *models.RoutingPolicy {
	return &models.RoutingPolicy{
		Version:                   "2026-04-04",
		AlwaysDirectProcesses:     append([]string{}, BypassProcesses...),
		PreferDirectProcesses:     append([]string{}, PreferDirectProcesses...),
		ProxyableBrowserProcesses: append([]string{}, ProxyableBrowserProcesses...),
		LovenseProcessRegex:       append([]string{}, LovenseProcessRegex...),
		StaticBypassIPs:           append([]string{}, StaticBypassIPs...),
		ReservedCIDRs:             append([]string{}, ReservedCIDRs...),
		LocalDomainSuffixes:       append([]string{}, LocalDomainSuffixes...),
		WindowsNCSIDomains:        append([]string{}, WindowsNCSIDomains...),
		InfraBypassDomains:        []string{"em-sysadmin.xyz"},
		ForcedProxyIPs:            append([]string{}, ForcedProxyIPs...),
		TelegramProcesses:         append([]string{}, TelegramProcesses...),
		TelegramProcessRegex:      append([]string{}, TelegramProcessRegex...),
		TelegramDomains:           append([]string{}, TelegramDomains...),
		TelegramDomainRegex:       append([]string{}, TelegramDomainRegex...),
		TelegramIPs:               append([]string{}, TelegramIPs...),
		BlockedDomains:            append([]string{}, defaultBlockedDomains...),
		ProxyDNSDomains:           append([]string{}, ProxyDNSDomains...),
		IPCheckDomains:            append([]string{}, IPCheckDomains...),
	}
}

func EffectiveRoutingPolicy(policy *models.RoutingPolicy) *models.RoutingPolicy {
	if policy == nil {
		return DefaultRoutingPolicy()
	}

	effective := *DefaultRoutingPolicy()
	if policy.Version != "" {
		effective.Version = policy.Version
	}
	overrideStringSlice(&effective.AlwaysDirectProcesses, policy.AlwaysDirectProcesses)
	overrideStringSlice(&effective.PreferDirectProcesses, policy.PreferDirectProcesses)
	overrideStringSlice(&effective.ProxyableBrowserProcesses, policy.ProxyableBrowserProcesses)
	overrideStringSlice(&effective.LovenseProcessRegex, policy.LovenseProcessRegex)
	overrideStringSlice(&effective.StaticBypassIPs, policy.StaticBypassIPs)
	overrideStringSlice(&effective.ReservedCIDRs, policy.ReservedCIDRs)
	overrideStringSlice(&effective.LocalDomainSuffixes, policy.LocalDomainSuffixes)
	overrideStringSlice(&effective.WindowsNCSIDomains, policy.WindowsNCSIDomains)
	overrideStringSlice(&effective.InfraBypassDomains, policy.InfraBypassDomains)
	overrideStringSlice(&effective.ForcedProxyIPs, policy.ForcedProxyIPs)
	overrideStringSlice(&effective.TelegramProcesses, policy.TelegramProcesses)
	overrideStringSlice(&effective.TelegramProcessRegex, policy.TelegramProcessRegex)
	overrideStringSlice(&effective.TelegramDomains, policy.TelegramDomains)
	overrideStringSlice(&effective.TelegramDomainRegex, policy.TelegramDomainRegex)
	overrideStringSlice(&effective.TelegramIPs, policy.TelegramIPs)
	overrideStringSlice(&effective.BlockedDomains, policy.BlockedDomains)
	overrideStringSlice(&effective.ProxyDNSDomains, policy.ProxyDNSDomains)
	overrideStringSlice(&effective.IPCheckDomains, policy.IPCheckDomains)
	return &effective
}

func overrideStringSlice(dst *[]string, src []string) {
	if src == nil {
		return
	}
	*dst = append([]string{}, src...)
}