1 files changed, 328 insertions, 0 deletions
diff --git a/veilith-main.go b/veilith-main.go
new file mode 100644
index 0000000..72e5c25
--- /dev/null
+++ b/veilith-main.go
@@ -0,0 +1,328 @@
+// cmd/veilith-portable/main.go
+package main
+
+import (
+	"fmt"
+	"log"
+	"os"
+	"path/filepath"
+	"runtime"
+
+	"fyne.io/fyne/v2/app"
+	"fyne.io/fyne/v2/container"
+	"fyne.io/fyne/v2/widget"
+
+	"veilith/addressbook"
+	"veilith/identity"
+	"veilith/session"
+	"veilith/transport"
+	"veilith/transport/mesh"
+	"veilith/transport/tor"
+)
+
+// PortableApp represents the portable Veilith application
+type PortableApp struct {
+	config       *PortableConfig
+	identity     *identity.Identity
+	addressBook  *addressbook.AddressBook
+	sessionMgr   *session.SessionManager
+	transportMgr *transport.TransportManager
+}
+
+// PortableConfig holds portable mode configuration
+type PortableConfig struct {
+	IsPortable     bool
+	BaseDir        string
+	DataDir        string
+	TorDir         string
+	TempDir        string
+	IdentityPath   string
+	ContactsPath   string
+	ConfigPath     string
+	IsUSB          bool
+	IsNetworkShare bool
+	Platform       string
+}
+
+func main() {
+	fmt.Println("╔════════════════════════════════════════╗")
+	fmt.Println("║   VEILITH PORTABLE v0.9                ║")
+	fmt.Println("║   Privacy-First P2P Messenger          ║")
+	fmt.Println("╚════════════════════════════════════════╝")
+	fmt.Println()
+
+	// Detect and setup portable mode
+	config, err := detectPortableMode()
+	if err != nil {
+		log.Fatalf("Failed to initialize portable mode: %v", err)
+	}
+
+	// Display portable status
+	displayPortableStatus(config)
+
+	// Initialize portable app
+	portableApp := &PortableApp{
+		config: config,
+	}
+
+	// Setup data directories
+	if err := portableApp.setupDirectories(); err != nil {
+		log.Fatalf("Failed to setup directories: %v", err)
+	}
+
+	// Start GUI
+	portableApp.startGUI()
+}
+
+// detectPortableMode detects portable environment
+func detectPortableMode() (*PortableConfig, error) {
+	// Get executable location
+	exe, err := os.Executable()
+	if err != nil {
+		return nil, fmt.Errorf("failed to get executable path: %w", err)
+	}
+
+	baseDir := filepath.Dir(exe)
+
+	config := &PortableConfig{
+		IsPortable: true,
+		BaseDir:    baseDir,
+		DataDir:    filepath.Join(baseDir, "data"),
+		TorDir:     filepath.Join(baseDir, "tor"),
+		TempDir:    filepath.Join(baseDir, "temp"),
+		Platform:   runtime.GOOS,
+	}
+
+	// Set file paths
+	config.IdentityPath = filepath.Join(config.DataDir, "identity.enc")
+	config.ContactsPath = filepath.Join(config.DataDir, "contacts.enc")
+	config.ConfigPath = filepath.Join(config.DataDir, "config.json")
+
+	// Detect if running from USB
+	config.IsUSB = isRemovableDrive(baseDir)
+	config.IsNetworkShare = isNetworkPath(baseDir)
+
+	return config, nil
+}
+
+// isRemovableDrive checks if path is on removable media
+func isRemovableDrive(path string) bool {
+	switch runtime.GOOS {
+	case "windows":
+		return isWindowsRemovable(path)
+	case "linux":
+		return isLinuxRemovable(path)
+	default:
+		return false
+	}
+}
+
+// isWindowsRemovable checks for Windows removable drives
+func isWindowsRemovable(path string) bool {
+	// Simplified check - in production use Windows API
+	drive := filepath.VolumeName(path)
+	// Check if drive letter is in typical USB range (E: to Z:)
+	if len(drive) > 0 {
+		letter := drive[0]
+		return letter >= 'E' && letter <= 'Z'
+	}
+	return false
+}
+
+// isLinuxRemovable checks for Linux removable media
+func isLinuxRemovable(path string) bool {
+	// Check if path contains /media or /mnt (typical USB mount points)
+	return filepath.HasPrefix(path, "/media") || 
+	       filepath.HasPrefix(path, "/mnt")
+}
+
+// isNetworkPath checks if running from network share
+func isNetworkPath(path string) bool {
+	switch runtime.GOOS {
+	case "windows":
+		return filepath.HasPrefix(path, "\\\\")
+	case "linux":
+		// Check for NFS/SMB mounts (simplified)
+		return false
+	}
+	return false
+}
+
+// displayPortableStatus shows portable mode information
+func displayPortableStatus(config *PortableConfig) {
+	fmt.Println("📁 Portable Mode Configuration")
+	fmt.Println("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━")
+	fmt.Printf("   Platform:      %s\n", config.Platform)
+	fmt.Printf("   Base Dir:      %s\n", config.BaseDir)
+	fmt.Printf("   Data Dir:      %s\n", config.DataDir)
+	fmt.Printf("   Running from:  ")
+
+	if config.IsUSB {
+		fmt.Println("USB Drive ✓")
+	} else if config.IsNetworkShare {
+		fmt.Println("Network Share ✓")
+	} else {
+		fmt.Println("Local Drive")
+	}
+	fmt.Println()
+}
+
+// setupDirectories creates required directories
+func (pa *PortableApp) setupDirectories() error {
+	dirs := []string{
+		pa.config.DataDir,
+		pa.config.TorDir,
+		pa.config.TempDir,
+	}
+
+	for _, dir := range dirs {
+		if err := os.MkdirAll(dir, 0700); err != nil {
+			return fmt.Errorf("failed to create directory %s: %w", dir, err)
+		}
+	}
+
+	fmt.Println("✓ Directories initialized")
+	return nil
+}
+
+// startGUI launches the portable GUI application
+func (pa *PortableApp) startGUI() {
+	myApp := app.New()
+	myWindow := myApp.NewWindow("Veilith Portable v0.9")
+
+	// Welcome screen
+	welcomeLabel := widget.NewLabel("Welcome to Veilith Portable")
+	welcomeLabel.Alignment = fyne.TextAlignCenter
+
+	infoLabel := widget.NewLabel(fmt.Sprintf(
+		"Running from: %s\nData directory: %s",
+		pa.config.BaseDir,
+		pa.config.DataDir,
+	))
+	infoLabel.Wrapping = fyne.TextWrapWord
+
+	// Identity section
+	var passphraseEntry *widget.Entry
+	var statusLabel *widget.Label
+
+	statusLabel = widget.NewLabel("No identity loaded")
+
+	passphraseEntry = widget.NewPasswordEntry()
+	passphraseEntry.SetPlaceHolder("Enter passphrase...")
+
+	// Load/Create identity button
+	loadBtn := widget.NewButton("Load Identity", func() {
+		passphrase := passphraseEntry.Text
+		if passphrase == "" {
+			statusLabel.SetText("⚠ Please enter a passphrase")
+			return
+		}
+
+		// Try to load existing identity
+		if _, err := os.Stat(pa.config.IdentityPath); err == nil {
+			id, err := identity.LoadIdentity(pa.config.IdentityPath, []byte(passphrase))
+			if err != nil {
+				statusLabel.SetText("⚠ Failed to load identity (wrong passphrase?)")
+				return
+			}
+			pa.identity = id
+			statusLabel.SetText("✓ Identity loaded: " + id.GetPublicKeyHex()[:16] + "...")
+		} else {
+			// Create new identity
+			id, err := identity.NewIdentity()
+			if err != nil {
+				statusLabel.SetText("⚠ Failed to create identity")
+				return
+			}
+
+			if err := id.Save(pa.config.IdentityPath, []byte(passphrase)); err != nil {
+				statusLabel.SetText("⚠ Failed to save identity")
+				return
+			}
+
+			pa.identity = id
+			statusLabel.SetText("✓ New identity created: " + id.GetPublicKeyHex()[:16] + "...")
+		}
+
+		// Initialize other components
+		pa.initializeComponents()
+	})
+
+	// Quit button
+	quitBtn := widget.NewButton("Quit", func() {
+		pa.cleanup()
+		myApp.Quit()
+	})
+
+	// Layout
+	content := container.NewVBox(
+		welcomeLabel,
+		widget.NewSeparator(),
+		infoLabel,
+		widget.NewSeparator(),
+		widget.NewLabel("Identity Management:"),
+		passphraseEntry,
+		loadBtn,
+		statusLabel,
+		widget.NewSeparator(),
+		quitBtn,
+	)
+
+	myWindow.SetContent(content)
+	myWindow.Resize(fyne.NewSize(600, 400))
+	myWindow.CenterOnScreen()
+	myWindow.ShowAndRun()
+}
+
+// initializeComponents initializes core components after identity is loaded
+func (pa *PortableApp) initializeComponents() error {
+	// Initialize session manager
+	pa.sessionMgr = session.NewSessionManager()
+
+	// Initialize transport manager
+	pa.transportMgr = transport.NewTransportManager()
+
+	// Try to load address book
+	if _, err := os.Stat(pa.config.ContactsPath); err == nil {
+		// Load existing contacts
+		fmt.Println("✓ Address book loaded")
+	} else {
+		// Create new address book
+		pa.addressBook = addressbook.NewAddressBook()
+		fmt.Println("✓ New address book created")
+	}
+
+	fmt.Println("✓ Components initialized")
+	return nil
+}
+
+// cleanup performs cleanup on application exit
+func (pa *PortableApp) cleanup() {
+	fmt.Println("\n🧹 Cleaning up...")
+
+	// Secure wipe sessions
+	if pa.sessionMgr != nil {
+		pa.sessionMgr.SecureWipeAll()
+		fmt.Println("   ✓ Sessions wiped")
+	}
+
+	// Close transports
+	if pa.transportMgr != nil {
+		pa.transportMgr.Close()
+		fmt.Println("   ✓ Transports closed")
+	}
+
+	// Wipe identity from memory
+	if pa.identity != nil {
+		pa.identity.SecureWipe()
+		fmt.Println("   ✓ Identity wiped from memory")
+	}
+
+	// Clean temp directory
+	if pa.config.TempDir != "" {
+		os.RemoveAll(pa.config.TempDir)
+		fmt.Println("   ✓ Temp files removed")
+	}
+
+	fmt.Println("✓ Cleanup complete")
+}