feat: add reusable proxy configuration

cmd/chub/main.go

@@ -10,6 +10,7 @@ import (
 	"os"
 	"path/filepath"
 	"strings"
+	"sync"
 	"time"
 
 	"chub/internal/domain"
@@ -110,6 +111,7 @@ func runWindow(logger *slog.Logger) {
 	launcher := browser.NewOSLauncher()
 	cdp := browser.NewCDPInspector()
 	externalProfiles := browser.NewWindowsProfileInspector()
+	proxies := newProxyDirectory()
 	shell.OnStartInstance(instanceStarter{
 		launcher:         launcher,
 		resolver:         discoverer,
@@ -117,6 +119,7 @@ func runWindow(logger *slog.Logger) {
 		externalProfiles: externalProfiles,
 		remoteDebug:      cdp,
 		portAllocator:    cdp,
+		proxyResolver:    proxies,
 	}.Start, window.Invalidate)
 	shell.OnRefreshInstances(instanceStatusRefresher{
 		managedProfiles:  launcher,
@@ -153,9 +156,11 @@ func runWindow(logger *slog.Logger) {
 		if store, err := config.New(path); err == nil {
 			if saved, err := store.Load(); err == nil {
 				shell.SetSettings(ui.SettingsState{ChromePath: saved.Settings.ChromePath, EdgePath: saved.Settings.EdgePath, DefaultDir: saved.Settings.DefaultDir, LogDir: saved.Settings.LogDir, RemoteDebugStartPort: saved.Settings.RemoteDebugStartPort, CloseOnExit: saved.Settings.CloseOnExit})
+				proxies.Set(saved.Proxies)
+				shell.SetProxies(proxyOptions(saved.Proxies))
 				rows := make([]ui.InstanceRow, 0, len(saved.Instances))
 				for _, item := range saved.Instances {
-					rows = append(rows, ui.InstanceRow{ID: item.ID, Name: item.Name, Browser: browserLabel(item.Launch.Kind), UserDataDir: item.Launch.UserDataDir, TargetURL: item.Launch.TargetURL, Status: "已退出"})
+					rows = append(rows, ui.InstanceRow{ID: item.ID, Name: item.Name, Browser: browserLabel(item.Launch.Kind), UserDataDir: item.Launch.UserDataDir, TargetURL: item.Launch.TargetURL, ProxyID: item.ProxyID, Status: "已退出"})
 				}
 				shell.SetInstances(rows)
 				shell.OnSave(func(value ui.SettingsState) {
@@ -166,6 +171,11 @@ func runWindow(logger *slog.Logger) {
 					saved.Instances = mergeInstanceConfig(saved.Instances, rows)
 					go saveSettings(logger, store, configSnapshot(saved))
 				})
+				shell.OnProxiesChanged(func(options []ui.ProxyOption) {
+					saved.Proxies = mergeProxyConfig(saved.Proxies, options)
+					proxies.Set(saved.Proxies)
+					go saveSettings(logger, store, configSnapshot(saved))
+				})
 			}
 		}
 	}
@@ -192,6 +202,55 @@ func saveSettings(logger *slog.Logger, store *config.Store, value config.File) {
 	}
 }
 
+type proxyServerResolver interface {
+	Resolve(string) (string, error)
+}
+
+// proxyDirectory is the single in-memory authority used by UI launch requests.
+// It stores only endpoints already validated by config and never exposes secrets.
+type proxyDirectory struct {
+	mu      sync.RWMutex
+	servers map[string]string
+}
+
+func newProxyDirectory() *proxyDirectory {
+	return &proxyDirectory{servers: make(map[string]string)}
+}
+
+func (d *proxyDirectory) Set(profiles []config.ProxyProfile) {
+	if d == nil {
+		return
+	}
+	servers := make(map[string]string, len(profiles))
+	for _, profile := range profiles {
+		servers[profile.ID] = profile.Server
+	}
+	d.mu.Lock()
+	d.servers = servers
+	d.mu.Unlock()
+}
+
+func (d *proxyDirectory) Resolve(id string) (string, error) {
+	if d == nil || strings.TrimSpace(id) == "" {
+		return "", errors.New("所选代理不可用")
+	}
+	d.mu.RLock()
+	server, exists := d.servers[id]
+	d.mu.RUnlock()
+	if !exists {
+		return "", errors.New("所选代理不可用")
+	}
+	return server, nil
+}
+
+func proxyOptions(profiles []config.ProxyProfile) []ui.ProxyOption {
+	options := make([]ui.ProxyOption, 0, len(profiles))
+	for _, profile := range profiles {
+		options = append(options, ui.ProxyOption{ID: profile.ID, Name: profile.Name, Server: profile.Server})
+	}
+	return options
+}
+
 type executableResolver interface {
 	Resolve(context.Context, domain.BrowserKind, string) (string, error)
 }
@@ -211,6 +270,7 @@ type instanceStarter struct {
 	externalProfiles browser.ExternalProfileInspector
 	remoteDebug      browser.RemoteDebugEndpointInspector
 	portAllocator    browser.RemoteDebugPortAllocator
+	proxyResolver    proxyServerResolver
 }
 
 type instanceStatusRefresher struct {
@@ -332,6 +392,16 @@ func (s instanceStarter) Start(ctx context.Context, row ui.InstanceRow, settings
 			return ui.InstanceStartOutcome{PID: use.PID, Source: use.Source}, &browser.ProfileOccupiedError{UserDataDir: row.UserDataDir, PID: use.PID}
 		}
 	}
+	proxyServer := ""
+	if row.ProxyID != "" {
+		if s.proxyResolver == nil {
+			return ui.InstanceStartOutcome{}, errors.New("所选代理不可用")
+		}
+		proxyServer, err = s.proxyResolver.Resolve(row.ProxyID)
+		if err != nil {
+			return ui.InstanceStartOutcome{}, err
+		}
+	}
 	configuredExecutable := settings.ChromePath
 	if kind == domain.BrowserEdge {
 		configuredExecutable = settings.EdgePath
@@ -350,6 +420,7 @@ func (s instanceStarter) Start(ctx context.Context, row ui.InstanceRow, settings
 		UserDataDir:     row.UserDataDir,
 		RemoteDebugPort: port,
 		TargetURL:       row.TargetURL,
+		ProxyServer:     proxyServer,
 	})
 	if err != nil {
 		return ui.InstanceStartOutcome{}, err
@@ -398,15 +469,37 @@ func mergeInstanceConfig(existing []config.Instance, rows []ui.InstanceRow) []co
 		item.Launch.Kind = kind
 		item.Launch.UserDataDir = row.UserDataDir
 		item.Launch.TargetURL = row.TargetURL
+		item.ProxyID = row.ProxyID
+		if item.ProxyID != "" {
+			item.Launch.ProxyServer = ""
+		}
 		item.UpdatedAt = time.Now()
 		updated = append(updated, item)
 	}
 	return updated
 }
 
+func mergeProxyConfig(existing []config.ProxyProfile, options []ui.ProxyOption) []config.ProxyProfile {
+	byID := make(map[string]config.ProxyProfile, len(existing))
+	for _, profile := range existing {
+		byID[profile.ID] = profile
+	}
+	updated := make([]config.ProxyProfile, 0, len(options))
+	for _, option := range options {
+		profile := byID[option.ID]
+		profile.ID = option.ID
+		profile.Name = option.Name
+		profile.Server = option.Server
+		profile.UpdatedAt = time.Now()
+		updated = append(updated, profile)
+	}
+	return updated
+}
+
 func configSnapshot(value config.File) config.File {
 	clone := value
 	clone.Instances = append([]config.Instance(nil), value.Instances...)
+	clone.Proxies = append([]config.ProxyProfile(nil), value.Proxies...)
 	for i := range clone.Instances {
 		clone.Instances[i].Launch.ExtraArgs = append([]string(nil), clone.Instances[i].Launch.ExtraArgs...)
 	}