package gui
import (
"encoding/json"
"fmt"
"net/http"
"time"
"vpn-client/internal/config"
"vpn-client/internal/subscription"
"vpn-client/internal/vless"
"vpn-client/internal/vpn"
"vpn-client/internal/wireguard"
)
// handleIndex обрабатывает главную страницу
func handleIndex(w http.ResponseWriter, r *http.Request) {
w.Header().Set("Content-Type", "text/html; charset=utf-8")
fmt.Fprintf(w, `
VPN Client
VPN Client GUI
GUI интерфейс в разработке. Используйте CLI режим: vpn-client-gui.exe --cli
`)
}
// Запуск HTTP сервера
func startServer() string {
addr := "127.0.0.1:8765"
http.HandleFunc("/", handleIndex)
http.HandleFunc("/api/status", handleStatus)
http.HandleFunc("/api/wireguard/list", handleWireGuardList)
http.HandleFunc("/api/wireguard/add", handleWireGuardAdd)
http.HandleFunc("/api/wireguard/delete", handleWireGuardDelete)
http.HandleFunc("/api/wireguard/connect", handleWireGuardConnect)
http.HandleFunc("/api/vless/list", handleVLESSList)
http.HandleFunc("/api/vless/add", handleVLESSAdd)
http.HandleFunc("/api/vless/delete", handleVLESSDelete)
http.HandleFunc("/api/vless/connect", handleVLESSConnect)
http.HandleFunc("/api/vless/test", handleVLESSTest)
http.HandleFunc("/api/subscriptions/list", handleSubscriptionsList)
http.HandleFunc("/api/subscriptions/add", handleSubscriptionsAdd)
http.HandleFunc("/api/subscriptions/delete", handleSubscriptionsDelete)
http.HandleFunc("/api/subscriptions/update", handleSubscriptionsUpdate)
http.HandleFunc("/api/subscriptions/show", handleSubscriptionsShow)
http.HandleFunc("/api/subscriptions/test", handleSubscriptionsTest)
http.HandleFunc("/api/disconnect", handleDisconnect)
go http.ListenAndServe(addr, nil)
return "http://" + addr
}
// API handlers
func handleStatus(w http.ResponseWriter, r *http.Request) {
state, err := vpn.GetStatus()
response := map[string]interface{}{
"connected": false,
"info": "",
}
if err == nil && state.Connected {
response["connected"] = true
info := fmt.Sprintf("Конфиг: %s | Тип: %s", state.ConfigName, state.ConfigType)
if state.StartTime != "" {
startTime, err := time.Parse(time.RFC3339, state.StartTime)
if err == nil {
duration := time.Since(startTime)
hours := int(duration.Hours())
minutes := int(duration.Minutes()) % 60
seconds := int(duration.Seconds()) % 60
info += fmt.Sprintf(" | Время: %02d:%02d:%02d", hours, minutes, seconds)
}
}
if state.ConfigType == "vless" {
info += " | Прокси: 127.0.0.1:10808"
} else if state.ConfigType == "wireguard" {
stats, err := wireguard.GetStats(state.Interface)
if err == nil {
info += fmt.Sprintf(" | ↓%s ↑%s", stats["rx"], stats["tx"])
}
}
response["info"] = info
}
json.NewEncoder(w).Encode(response)
}
func handleWireGuardList(w http.ResponseWriter, r *http.Request) {
configs, _ := config.LoadConfigs()
json.NewEncoder(w).Encode(configs.WireGuard)
}
func handleWireGuardAdd(w http.ResponseWriter, r *http.Request) {
var req struct {
Name string `json:"name"`
Config string `json:"config"`
}
json.NewDecoder(r.Body).Decode(&req)
err := wireguard.AddConfig(req.Name, req.Config)
json.NewEncoder(w).Encode(map[string]interface{}{
"success": err == nil,
"message": func() string {
if err != nil {
return err.Error()
}
return "Конфиг добавлен"
}(),
})
}
func handleWireGuardDelete(w http.ResponseWriter, r *http.Request) {
var req struct {
Index int `json:"index"`
}
json.NewDecoder(r.Body).Decode(&req)
configs, _ := config.LoadConfigs()
if req.Index >= 0 && req.Index < len(configs.WireGuard) {
name := configs.WireGuard[req.Index].Name
wireguard.DeleteConfig(name)
}
json.NewEncoder(w).Encode(map[string]bool{"success": true})
}
func handleWireGuardConnect(w http.ResponseWriter, r *http.Request) {
var req struct {
Index int `json:"index"`
}
json.NewDecoder(r.Body).Decode(&req)
configs, _ := config.LoadConfigs()
if req.Index >= 0 && req.Index < len(configs.WireGuard) {
name := configs.WireGuard[req.Index].Name
err := wireguard.Connect(name, config.LogsDir)
json.NewEncoder(w).Encode(map[string]interface{}{
"success": err == nil,
"message": func() string {
if err != nil {
return err.Error()
}
return "Подключено к " + name
}(),
})
return
}
json.NewEncoder(w).Encode(map[string]interface{}{
"success": false,
"message": "Конфиг не найден",
})
}
func handleVLESSList(w http.ResponseWriter, r *http.Request) {
configs, _ := config.LoadConfigs()
json.NewEncoder(w).Encode(configs.VLESS)
}
func handleVLESSAdd(w http.ResponseWriter, r *http.Request) {
var req struct {
Name string `json:"name"`
URL string `json:"url"`
}
json.NewDecoder(r.Body).Decode(&req)
configs, err := config.LoadConfigs()
if err == nil {
configs.VLESS = append(configs.VLESS, config.VLESSConfig{
Name: req.Name,
URL: req.URL,
Protocol: "VLESS",
})
config.SaveConfigs(configs)
}
json.NewEncoder(w).Encode(map[string]bool{"success": true})
}
func handleVLESSDelete(w http.ResponseWriter, r *http.Request) {
var req struct {
Index int `json:"index"`
}
json.NewDecoder(r.Body).Decode(&req)
configs, _ := config.LoadConfigs()
if req.Index >= 0 && req.Index < len(configs.VLESS) {
configs.VLESS = append(configs.VLESS[:req.Index], configs.VLESS[req.Index+1:]...)
config.SaveConfigs(configs)
}
json.NewEncoder(w).Encode(map[string]bool{"success": true})
}
func handleVLESSConnect(w http.ResponseWriter, r *http.Request) {
var req struct {
Index int `json:"index"`
}
json.NewDecoder(r.Body).Decode(&req)
configs, _ := config.LoadConfigs()
if req.Index >= 0 && req.Index < len(configs.VLESS) {
name := configs.VLESS[req.Index].Name
err := vless.Connect(name, config.LogsDir)
json.NewEncoder(w).Encode(map[string]interface{}{
"success": err == nil,
"message": func() string {
if err != nil {
return err.Error()
}
return "Подключено к " + name + "\n\nSOCKS5 прокси: 127.0.0.1:10808"
}(),
})
return
}
json.NewEncoder(w).Encode(map[string]interface{}{
"success": false,
"message": "Конфиг не найден",
})
}
func handleVLESSTest(w http.ResponseWriter, r *http.Request) {
var req struct {
Index int `json:"index"`
}
json.NewDecoder(r.Body).Decode(&req)
configs, _ := config.LoadConfigs()
if req.Index >= 0 && req.Index < len(configs.VLESS) {
cfg := configs.VLESS[req.Index]
success, ping, err := vless.PingServer(cfg.URL, 5*time.Second)
if err != nil || !success {
msg := "Сервер недоступен"
if err != nil {
msg += "\n\nОшибка: " + err.Error()
}
json.NewEncoder(w).Encode(map[string]string{"message": msg})
return
}
quality := "Плохо"
if ping < 50 {
quality = "Отлично"
} else if ping < 100 {
quality = "Хорошо"
} else if ping < 200 {
quality = "Средне"
}
msg := fmt.Sprintf("✓ Сервер доступен\n\nПинг: %.2f мс\nКачество: %s", ping, quality)
json.NewEncoder(w).Encode(map[string]string{"message": msg})
return
}
json.NewEncoder(w).Encode(map[string]string{"message": "Конфиг не найден"})
}
func handleSubscriptionsList(w http.ResponseWriter, r *http.Request) {
subs, _ := config.LoadSubscriptions()
json.NewEncoder(w).Encode(subs.Subscriptions)
}
func handleSubscriptionsAdd(w http.ResponseWriter, r *http.Request) {
var req struct {
Name string `json:"name"`
URL string `json:"url"`
}
json.NewDecoder(r.Body).Decode(&req)
subs, err := config.LoadSubscriptions()
if err == nil {
subs.Subscriptions = append(subs.Subscriptions, config.Subscription{
Name: req.Name,
URL: req.URL,
})
config.SaveSubscriptions(subs)
}
json.NewEncoder(w).Encode(map[string]bool{"success": true})
}
func handleSubscriptionsDelete(w http.ResponseWriter, r *http.Request) {
var req struct {
Index int `json:"index"`
}
json.NewDecoder(r.Body).Decode(&req)
subs, _ := config.LoadSubscriptions()
if req.Index >= 0 && req.Index < len(subs.Subscriptions) {
subs.Subscriptions = append(subs.Subscriptions[:req.Index], subs.Subscriptions[req.Index+1:]...)
config.SaveSubscriptions(subs)
}
json.NewEncoder(w).Encode(map[string]bool{"success": true})
}
func handleSubscriptionsUpdate(w http.ResponseWriter, r *http.Request) {
var req struct {
Index int `json:"index"`
}
json.NewDecoder(r.Body).Decode(&req)
subs, _ := config.LoadSubscriptions()
if req.Index >= 0 && req.Index < len(subs.Subscriptions) {
name := subs.Subscriptions[req.Index].Name
err := subscription.UpdateSubscription(name, config.LogsDir)
json.NewEncoder(w).Encode(map[string]interface{}{
"success": err == nil,
"message": func() string {
if err != nil {
return err.Error()
}
return "Конфиги обновлены из подписки"
}(),
})
return
}
json.NewEncoder(w).Encode(map[string]interface{}{
"success": false,
"message": "Подписка не найдена",
})
}
func handleSubscriptionsShow(w http.ResponseWriter, r *http.Request) {
var req struct {
Index int `json:"index"`
}
json.NewDecoder(r.Body).Decode(&req)
subs, _ := config.LoadSubscriptions()
if req.Index >= 0 && req.Index < len(subs.Subscriptions) {
subName := subs.Subscriptions[req.Index].Name
configs, _ := config.LoadConfigs()
var subConfigs []config.VLESSConfig
for _, cfg := range configs.VLESS {
if cfg.Subscription == subName {
subConfigs = append(subConfigs, cfg)
}
}
if len(subConfigs) == 0 {
json.NewEncoder(w).Encode(map[string]string{
"message": "Нет конфигов из этой подписки.\n\nСначала обновите конфиги из подписки.",
})
return
}
msg := fmt.Sprintf("Конфиги из '%s':\n\n", subName)
for i, cfg := range subConfigs {
protocol := cfg.Protocol
if protocol == "" {
protocol = "Unknown"
}
msg += fmt.Sprintf("%d. [%s] %s\n", i+1, protocol, cfg.Name)
}
json.NewEncoder(w).Encode(map[string]string{"message": msg})
return
}
json.NewEncoder(w).Encode(map[string]string{"message": "Подписка не найдена"})
}
func handleSubscriptionsTest(w http.ResponseWriter, r *http.Request) {
var req struct {
Index int `json:"index"`
}
json.NewDecoder(r.Body).Decode(&req)
subs, _ := config.LoadSubscriptions()
if req.Index >= 0 && req.Index < len(subs.Subscriptions) {
subName := subs.Subscriptions[req.Index].Name
configs, _ := config.LoadConfigs()
var subConfigs []config.VLESSConfig
for _, cfg := range configs.VLESS {
if cfg.Subscription == subName {
subConfigs = append(subConfigs, cfg)
}
}
if len(subConfigs) == 0 {
json.NewEncoder(w).Encode(map[string]string{"message": "Нет конфигов из этой подписки"})
return
}
// Тестирование (упрощенная версия - первые 10)
msg := fmt.Sprintf("Тестирование серверов из '%s'...\n\n", subName)
tested := 0
for i, cfg := range subConfigs {
if i >= 10 {
break
}
tested++
success, ping, _ := vless.PingServer(cfg.URL, 3*time.Second)
if success {
msg += fmt.Sprintf("✓ %s - %.2f мс\n", cfg.Name, ping)
} else {
msg += fmt.Sprintf("✗ %s - недоступен\n", cfg.Name)
}
}
if len(subConfigs) > 10 {
msg += fmt.Sprintf("\n(Показано %d из %d серверов)", tested, len(subConfigs))
}
json.NewEncoder(w).Encode(map[string]string{"message": msg})
return
}
json.NewEncoder(w).Encode(map[string]string{"message": "Подписка не найдена"})
}
func handleDisconnect(w http.ResponseWriter, r *http.Request) {
state, err := vpn.GetStatus()
if err != nil || !state.Connected {
json.NewEncoder(w).Encode(map[string]interface{}{
"success": false,
"message": "VPN не подключен",
})
return
}
err = vpn.Disconnect(config.LogsDir)
json.NewEncoder(w).Encode(map[string]interface{}{
"success": err == nil,
"message": func() string {
if err != nil {
return err.Error()
}
return "Отключено от VPN"
}(),
})
}