package model

import "encoding/json"

type Listable[T any] []T

func (l *Listable[T]) UnmarshalJSON(data []byte) error {
	var arr []T
	if err := json.Unmarshal(data, &arr); err == nil {
		*l = arr
		return nil
	}
	var v T
	if err := json.Unmarshal(data, &v); err == nil {
		*l = []T{v}
		return nil
	}
	return nil
}

type Obfs struct {
	Str   string
	Obfs  *Hysteria2Obfs
	IsStr bool
}

func (o *Obfs) UnmarshalJSON(data []byte) error {
	var str string
	if err := json.Unmarshal(data, &str); err == nil {
		o.Str = str
		o.IsStr = true
		return nil
	}
	var obfs Hysteria2Obfs
	if err := json.Unmarshal(data, &obfs); err == nil {
		o.IsStr = false
		o.Obfs = &obfs
		return nil
	}
	return nil
}

func (o Obfs) MarshalJSON() ([]byte, error) {
	if o.IsStr {
		return json.Marshal(o.Str)
	}
	return json.Marshal(o.Obfs)
}

type Config struct {
	Log          *LogOptions          `json:"log,omitempty"`
	DNS          *DNSOptions          `json:"dns,omitempty"`
	NTP          *NTPOptions          `json:"ntp,omitempty"`
	Inbounds     []Inbound            `json:"inbounds,omitempty"`
	Outbounds    []Outbound           `json:"outbounds,omitempty"`
	Route        *RouteOptions        `json:"route,omitempty"`
	Experimental *ExperimentalOptions `json:"experimental,omitempty"`
}

type LogOptions struct {
	Disabled  bool   `json:"disabled,omitempty"`
	Level     string `json:"level,omitempty"`
	Output    string `json:"output,omitempty"`
	Timestamp bool   `json:"timestamp,omitempty"`
}

type DNSOptions struct {
	Servers          Listable[DNSServerOptions] `json:"servers,omitempty"`
	Rules            Listable[DNSRule]          `json:"rules,omitempty"`
	Final            string                     `json:"final,omitempty"`
	ReverseMapping   bool                       `json:"reverse_mapping,omitempty"`
	FakeIP           *DNSFakeIPOptions          `json:"fakeip,omitempty"`
	Strategy         string                     `json:"strategy,omitempty"`
	DisableCache     bool                       `json:"disable_cache,omitempty"`
	DisableExpire    bool                       `json:"disable_expire,omitempty"`
	IndependentCache bool                       `json:"independent_cache,omitempty"`
	ClientSubnet     string                     `json:"client_subnet,omitempty"`
}

type DNSServerOptions struct {
	Tag             string `json:"tag,omitempty"`
	Address         string `json:"address"`
	AddressResolver string `json:"address_resolver,omitempty"`
	AddressStrategy string `json:"address_strategy,omitempty"`
	Strategy        string `json:"strategy,omitempty"`
	Detour          string `json:"detour,omitempty"`
	ClientSubnet    string `json:"client_subnet,omitempty"`
}

type DNSRule struct {
	Type                     string            `json:"type,omitempty"`
	Inbound                  Listable[string]  `json:"inbound,omitempty"`
	IPVersion                int               `json:"ip_version,omitempty"`
	QueryType                Listable[string]  `json:"query_type,omitempty"`
	Network                  Listable[string]  `json:"network,omitempty"`
	AuthUser                 Listable[string]  `json:"auth_user,omitempty"`
	Protocol                 Listable[string]  `json:"protocol,omitempty"`
	Domain                   Listable[string]  `json:"domain,omitempty"`
	DomainSuffix             Listable[string]  `json:"domain_suffix,omitempty"`
	DomainKeyword            Listable[string]  `json:"domain_keyword,omitempty"`
	DomainRegex              Listable[string]  `json:"domain_regex,omitempty"`
	Geosite                  Listable[string]  `json:"geosite,omitempty"`
	SourceGeoIP              Listable[string]  `json:"source_geoip,omitempty"`
	GeoIP                    Listable[string]  `json:"geoip,omitempty"`
	IPCIDR                   Listable[string]  `json:"ip_cidr,omitempty"`
	IPIsPrivate              bool              `json:"ip_is_private,omitempty"`
	SourceIPCIDR             Listable[string]  `json:"source_ip_cidr,omitempty"`
	SourceIPIsPrivate        bool              `json:"source_ip_is_private,omitempty"`
	SourcePort               Listable[uint16]  `json:"source_port,omitempty"`
	SourcePortRange          Listable[string]  `json:"source_port_range,omitempty"`
	Port                     Listable[uint16]  `json:"port,omitempty"`
	PortRange                Listable[string]  `json:"port_range,omitempty"`
	ProcessName              Listable[string]  `json:"process_name,omitempty"`
	ProcessPath              Listable[string]  `json:"process_path,omitempty"`
	PackageName              Listable[string]  `json:"package_name,omitempty"`
	User                     Listable[string]  `json:"user,omitempty"`
	UserID                   Listable[int32]   `json:"user_id,omitempty"`
	Outbound                 Listable[string]  `json:"outbound,omitempty"`
	ClashMode                string            `json:"clash_mode,omitempty"`
	WIFISSID                 Listable[string]  `json:"wifi_ssid,omitempty"`
	WIFIBSSID                Listable[string]  `json:"wifi_bssid,omitempty"`
	RuleSet                  Listable[string]  `json:"rule_set,omitempty"`
	RuleSetIPCIDRMatchSource bool              `json:"rule_set_ipcidr_match_source,omitempty"`
	Invert                   bool              `json:"invert,omitempty"`
	Server                   string            `json:"server,omitempty"`
	DisableCache             bool              `json:"disable_cache,omitempty"`
	RewriteTTL               uint32            `json:"rewrite_ttl,omitempty"`
	ClientSubnet             string            `json:"client_subnet,omitempty"`
	Mode                     string            `json:"mode,omitempty"`
	Rules                    Listable[DNSRule] `json:"rules,omitempty"`
}

type DNSFakeIPOptions struct {
	Enabled    bool   `json:"enabled,omitempty"`
	Inet4Range string `json:"inet4_range,omitempty"`
	Inet6Range string `json:"inet6_range,omitempty"`
}

type NTPOptions struct {
	Enabled          bool   `json:"enabled,omitempty"`
	Server           string `json:"server,omitempty"`
	ServerPort       uint16 `json:"server_port,omitempty"`
	Interval         string `json:"interval,omitempty"`
	WriteToSystem    bool   `json:"write_to_system,omitempty"`
	Detour           string `json:"detour,omitempty"`
	BindInterface    string `json:"bind_interface,omitempty"`
	Inet4BindAddress string `json:"inet4_bind_address,omitempty"`
	Inet6BindAddress string `json:"inet6_bind_address,omitempty"`
	ProtectPath      string `json:"protect_path,omitempty"`
	RoutingMark      int    `json:"routing_mark,omitempty"`
	ReuseAddr        bool   `json:"reuse_addr,omitempty"`
	ConnectTimeout   string `json:"connect_timeout,omitempty"`
	TCPFastOpen      bool   `json:"tcp_fast_open,omitempty"`
	TCPMultiPath     bool   `json:"tcp_multi_path,omitempty"`
	UDPFragment      bool   `json:"udp_fragment,omitempty"`
	DomainStrategy   string `json:"domain_strategy,omitempty"`
	FallbackDelay    string `json:"fallback_delay,omitempty"`
}

type Inbound struct {
	Type                      string              `json:"type"`
	Tag                       string              `json:"tag,omitempty"`
	InterfaceName             string              `json:"interface_name,omitempty"`
	MTU                       uint32              `json:"mtu,omitempty"`
	GSO                       bool                `json:"gso,omitempty"`
	Inet4Address              Listable[string]    `json:"inet4_address,omitempty"`
	Inet6Address              Listable[string]    `json:"inet6_address,omitempty"`
	AutoRoute                 bool                `json:"auto_route,omitempty"`
	StrictRoute               bool                `json:"strict_route,omitempty"`
	Inet4RouteAddress         Listable[string]    `json:"inet4_route_address,omitempty"`
	Inet6RouteAddress         Listable[string]    `json:"inet6_route_address,omitempty"`
	Inet4RouteExcludeAddress  Listable[string]    `json:"inet4_route_exclude_address,omitempty"`
	Inet6RouteExcludeAddress  Listable[string]    `json:"inet6_route_exclude_address,omitempty"`
	IncludeInterface          Listable[string]    `json:"include_interface,omitempty"`
	ExcludeInterface          Listable[string]    `json:"exclude_interface,omitempty"`
	IncludeUID                Listable[uint32]    `json:"include_uid,omitempty"`
	IncludeUIDRange           Listable[string]    `json:"include_uid_range,omitempty"`
	ExcludeUID                Listable[uint32]    `json:"exclude_uid,omitempty"`
	ExcludeUIDRange           Listable[string]    `json:"exclude_uid_range,omitempty"`
	IncludeAndroidUser        Listable[int]       `json:"include_android_user,omitempty"`
	IncludePackage            Listable[string]    `json:"include_package,omitempty"`
	ExcludePackage            Listable[string]    `json:"exclude_package,omitempty"`
	EndpointIndependentNat    bool                `json:"endpoint_independent_nat,omitempty"`
	UDPTimeout                string              `json:"udp_timeout,omitempty"`
	Stack                     string              `json:"stack,omitempty"`
	Platform                  *TunPlatformOptions `json:"platform,omitempty"`
	SniffEnabled              bool                `json:"sniff,omitempty"`
	SniffOverrideDestination  bool                `json:"sniff_override_destination,omitempty"`
	SniffTimeout              string              `json:"sniff_timeout,omitempty"`
	DomainStrategy            string              `json:"domain_strategy,omitempty"`
	UDPDisableDomainUnmapping bool                `json:"udp_disable_domain_unmapping,omitempty"`
}

type TunPlatformOptions struct {
	HTTPProxy *HTTPProxyOptions `json:"http_proxy,omitempty"`
}

type HTTPProxyOptions struct {
	Enabled      bool             `json:"enabled,omitempty"`
	Server       string           `json:"server"`
	ServerPort   uint16           `json:"server_port"`
	BypassDomain Listable[string] `json:"bypass_domain,omitempty"`
	MatchDomain  Listable[string] `json:"match_domain,omitempty"`
}

type RouteOptions struct {
	GeoIP               *GeoIPOptions     `json:"geoip,omitempty"`
	Geosite             *GeositeOptions   `json:"geosite,omitempty"`
	Rules               Listable[Rule]    `json:"rules,omitempty"`
	RuleSet             Listable[RuleSet] `json:"rule_set,omitempty"`
	Final               string            `json:"final,omitempty"`
	FindProcess         bool              `json:"find_process,omitempty"`
	AutoDetectInterface bool              `json:"auto_detect_interface,omitempty"`
	OverrideAndroidVPN  bool              `json:"override_android_vpn,omitempty"`
	DefaultInterface    string            `json:"default_interface,omitempty"`
	DefaultMark         int               `json:"default_mark,omitempty"`
}

type Rule struct {
	Type                     string           `json:"type,omitempty"`
	Inbound                  Listable[string] `json:"inbound,omitempty"`
	IPVersion                int              `json:"ip_version,omitempty"`
	Network                  Listable[string] `json:"network,omitempty"`
	AuthUser                 Listable[string] `json:"auth_user,omitempty"`
	Protocol                 string           `json:"protocol,omitempty"`
	Domain                   Listable[string] `json:"domain,omitempty"`
	DomainSuffix             Listable[string] `json:"domain_suffix,omitempty"`
	DomainKeyword            Listable[string] `json:"domain_keyword,omitempty"`
	DomainRegex              Listable[string] `json:"domain_regex,omitempty"`
	Geosite                  Listable[string] `json:"geosite,omitempty"`
	SourceGeoIP              Listable[string] `json:"source_geoip,omitempty"`
	GeoIP                    Listable[string] `json:"geoip,omitempty"`
	SourceIPCIDR             Listable[string] `json:"source_ip_cidr,omitempty"`
	SourceIPIsPrivate        bool             `json:"source_ip_is_private,omitempty"`
	IPCIDR                   Listable[string] `json:"ip_cidr,omitempty"`
	IPIsPrivate              bool             `json:"ip_is_private,omitempty"`
	SourcePort               Listable[uint16] `json:"source_port,omitempty"`
	SourcePortRange          Listable[string] `json:"source_port_range,omitempty"`
	Port                     Listable[uint16] `json:"port,omitempty"`
	PortRange                Listable[string] `json:"port_range,omitempty"`
	ProcessName              Listable[string] `json:"process_name,omitempty"`
	ProcessPath              Listable[string] `json:"process_path,omitempty"`
	PackageName              Listable[string] `json:"package_name,omitempty"`
	User                     Listable[string] `json:"user,omitempty"`
	UserID                   Listable[int32]  `json:"user_id,omitempty"`
	ClashMode                string           `json:"clash_mode,omitempty"`
	WIFISSID                 Listable[string] `json:"wifi_ssid,omitempty"`
	WIFIBSSID                Listable[string] `json:"wifi_bssid,omitempty"`
	RuleSet                  Listable[string] `json:"rule_set,omitempty"`
	RuleSetIPCIDRMatchSource bool             `json:"rule_set_ipcidr_match_source,omitempty"`
	Invert                   bool             `json:"invert,omitempty"`
	Outbound                 string           `json:"outbound,omitempty"`
	Mode                     string           `json:"mode,omitempty"`
	Rules                    Listable[Rule]   `json:"rules,omitempty"`
}

type GeoIPOptions struct {
	Path           string `json:"path,omitempty"`
	DownloadURL    string `json:"download_url,omitempty"`
	DownloadDetour string `json:"download_detour,omitempty"`
}

type GeositeOptions struct {
	Path           string `json:"path,omitempty"`
	DownloadURL    string `json:"download_url,omitempty"`
	DownloadDetour string `json:"download_detour,omitempty"`
}

type RuleSet struct {
	Type           string `json:"type"`
	Tag            string `json:"tag"`
	Format         string `json:"format"`
	Path           string `json:"path,omitempty"`
	URL            string `json:"url"`
	DownloadDetour string `json:"download_detour,omitempty"`
	UpdateInterval string `json:"update_interval,omitempty"`
}

type ExperimentalOptions struct {
	CacheFile *CacheFileOptions `json:"cache_file,omitempty"`
	ClashAPI  *ClashAPIOptions  `json:"clash_api,omitempty"`
	V2RayAPI  *V2RayAPIOptions  `json:"v2ray_api,omitempty"`
}

type CacheFileOptions struct {
	Enabled     bool   `json:"enabled,omitempty"`
	Path        string `json:"path,omitempty"`
	CacheID     string `json:"cache_id,omitempty"`
	StoreFakeIP bool   `json:"store_fakeip,omitempty"`
	StoreRDRC   bool   `json:"store_rdrc,omitempty"`
	RDRCTimeout string `json:"rdrc_timeout,omitempty"`
}

type ClashAPIOptions struct {
	ExternalController       string `json:"external_controller,omitempty"`
	ExternalUI               string `json:"external_ui,omitempty"`
	ExternalUIDownloadURL    string `json:"external_ui_download_url,omitempty"`
	ExternalUIDownloadDetour string `json:"external_ui_download_detour,omitempty"`
	Secret                   string `json:"secret,omitempty"`
	DefaultMode              string `json:"default_mode,omitempty"`

	// Deprecated: migrated to global cache file
	CacheFile string `json:"cache_file,omitempty"`
	// Deprecated: migrated to global cache file
	CacheID string `json:"cache_id,omitempty"`
	// Deprecated: migrated to global cache file
	StoreMode bool `json:"store_mode,omitempty"`
	// Deprecated: migrated to global cache file
	StoreSelected bool `json:"store_selected,omitempty"`
	// Deprecated: migrated to global cache file
	StoreFakeIP bool `json:"store_fakeip,omitempty"`
}

type V2RayAPIOptions struct {
	Listen string                    `json:"listen,omitempty"`
	Stats  *V2RayStatsServiceOptions `json:"stats,omitempty"`
}

type V2RayStatsServiceOptions struct {
	Enabled   bool             `json:"enabled,omitempty"`
	Inbounds  Listable[string] `json:"inbounds,omitempty"`
	Outbounds Listable[string] `json:"outbounds,omitempty"`
	Users     Listable[string] `json:"users,omitempty"`
}