v1.2.0

Signed-off-by: Hadi <112569860+anotherhadi@users.noreply.github.com>

app.go

@@ -0,0 +1,55 @@
+package main
+
+import (
+	tea "charm.land/bubbletea/v2"
+	"github.com/anotherhadi/ilovetui/app"
+	"github.com/anotherhadi/ilovetui/modal"
+	"github.com/anotherhadi/ilovetui/notification"
+	"github.com/anotherhadi/usbguard-tui/ui"
+)
+
+type appModel struct {
+	core   ui.Model
+	modals modal.Model
+	notif  notification.Model
+}
+
+func newApp() appModel {
+	return appModel{
+		core:   ui.New(),
+		modals: modal.New(),
+		notif:  notification.New(),
+	}
+}
+
+func (a appModel) Init() tea.Cmd {
+	return tea.Batch(a.core.Init(), a.modals.Init(), a.notif.Init())
+}
+
+func (a appModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
+	if _, ok := msg.(app.QuitMsg); ok {
+		return a, tea.Quit
+	}
+
+	a.core.ModalOpen = a.modals.Open()
+	var coreCmd tea.Cmd
+	a.core, coreCmd = a.core.Update(msg)
+
+	var modalCmd, notifCmd tea.Cmd
+	a.modals, modalCmd = a.modals.Update(msg)
+	a.notif, notifCmd = a.notif.Update(msg)
+
+	return a, tea.Batch(coreCmd, modalCmd, notifCmd)
+}
+
+func (a appModel) View() tea.View {
+	bg := a.core.View()
+	bg = a.modals.Render(bg)
+	bg = a.notif.Render(bg)
+	return tea.View{
+		Content:     bg,
+		AltScreen:   true,
+		WindowTitle: "USBGuard TUI",
+		MouseMode:   tea.MouseModeCellMotion,
+	}
+}

flake.nix

@@ -14,7 +14,7 @@
       (system: f system (import nixpkgs {inherit system;}));
 
     pname = "usbguard-tui";
-    version = "1.1.0";
+    version = "1.2.0";
 
     ldflags = ["-s" "-w" "-X main.version=${version}"];
   in {
@@ -25,7 +25,7 @@
         src = ./.;
         outputs = ["out"];
 
-        vendorHash = "sha256-tXMeJy9IpXTRhikYedcL+76H9X3In9mb1/KnN1XFPu4=";
+        vendorHash = "sha256-8QP2FbNmvqrJhFe3Ia7tPhkxMeFWBhvr4Zr9kpV9bR4=";
 
         meta = with pkgs.lib; {
           description = "A terminal UI for managing USB devices via usbguard.";

go.mod

@@ -6,7 +6,7 @@ require (
 	charm.land/bubbles/v2 v2.1.0
 	charm.land/bubbletea/v2 v2.0.6
 	charm.land/lipgloss/v2 v2.0.3
-	github.com/anotherhadi/ilovetui v0.2.1
+	github.com/anotherhadi/ilovetui v0.2.2
 	github.com/charmbracelet/x/ansi v0.11.7
 )
 

go.sum

@@ -14,8 +14,8 @@ github.com/alecthomas/chroma/v2 v2.14.0 h1:R3+wzpnUArGcQz7fCETQBzO5n9IMNi13iIs46
 github.com/alecthomas/chroma/v2 v2.14.0/go.mod h1:QolEbTfmUHIMVpBqxeDnNBj2uoeI4EbYP4i6n68SG4I=
 github.com/alecthomas/repr v0.4.0 h1:GhI2A8MACjfegCPVq9f1FLvIBS+DrQ2KQBFZP1iFzXc=
 github.com/alecthomas/repr v0.4.0/go.mod h1:Fr0507jx4eOXV7AlPV6AVZLYrLIuIeSOWtW57eE/O/4=
-github.com/anotherhadi/ilovetui v0.2.1 h1:ndU52r0nzlT6LM53HNBvwVyvn3dRPKrbGVvzux9YXbk=
-github.com/anotherhadi/ilovetui v0.2.1/go.mod h1:gAn69amLM3z0x8PV4obyf5bJntL/PTZusEuhu/xdFIY=
+github.com/anotherhadi/ilovetui v0.2.2 h1:ZOwyZRxFBZKVJeEAR+lg0xeQfsMZuymtKLwBV0MnBYY=
+github.com/anotherhadi/ilovetui v0.2.2/go.mod h1:gAn69amLM3z0x8PV4obyf5bJntL/PTZusEuhu/xdFIY=
 github.com/atotto/clipboard v0.1.4 h1:EH0zSVneZPSuFR11BlR9YppQTVDbh5+16AmcJi4g1z4=
 github.com/atotto/clipboard v0.1.4/go.mod h1:ZY9tmq7sm5xIbd9bOK4onWV4S6X0u6GY7Vn0Yu86PYI=
 github.com/aymanbagabas/go-udiff v0.4.1 h1:OEIrQ8maEeDBXQDoGCbbTTXYJMYRCRO1fnodZ12Gv5o=

main.go

@@ -6,7 +6,6 @@ import (
 
 	tea "charm.land/bubbletea/v2"
 	"github.com/anotherhadi/usbguard-tui/internal/guard"
-	"github.com/anotherhadi/usbguard-tui/internal/ui"
 )
 
 var version = "dev"
@@ -22,20 +21,9 @@ func main() {
 		os.Exit(1)
 	}
 
-	p := tea.NewProgram(ui.New())
-	m, err := p.Run()
-	if err != nil {
+	p := tea.NewProgram(newApp())
+	if _, err := p.Run(); err != nil {
 		fmt.Fprintln(os.Stderr, err)
 		os.Exit(1)
 	}
-	if fm, ok := m.(ui.Model); ok {
-		if rules := fm.PendingRules(); len(rules) > 0 {
-			fmt.Println("# Add to your NixOS configuration:")
-			fmt.Println("services.usbguard.rules = lib.mkAfter ''")
-			for _, rule := range rules {
-				fmt.Println(" ", rule)
-			}
-			fmt.Println("'';")
-		}
-	}
 }

ui/actionmodal.go

@@ -1,6 +1,7 @@
 package ui
 
 import (
+	"fmt"
 	"strings"
 
 	"charm.land/bubbles/v2/key"
@@ -50,7 +51,8 @@ func (a actionModal) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 			it := item.(actionItem)
 			if it.nixos {
 				rule := guard.NixOSRule(a.dev, it.status)
-				return a, tea.Batch(modal.Close(), func() tea.Msg { return nixRuleMsg{rule: rule} })
+				key := a.dev.VidPid
+				return a, tea.Batch(modal.Close(), func() tea.Msg { return nixRuleMsg{key: key, rule: rule} })
 			}
 			return a, tea.Batch(modal.Close(), doAction(a.dev.ID, it.fn, it.permanent))
 		}
@@ -74,7 +76,7 @@ func (a actionModal) View() tea.View {
 	hintStyle := lipgloss.NewStyle().Foreground(style.S.Muted)
 	parts := []string{a.list.View(), ""}
 	if a.rulesManaged {
-		parts = append(parts, hintStyle.Render("[NixOS: perm rules printed on exit]"))
+		parts = append(parts, hintStyle.Render(fmt.Sprintf("[NixOS: perm rules queued — press %s to copy]", listKeys.CopyRules.Help().Key)))
 	}
 	parts = append(parts, hintStyle.Render("↑↓ navigate  enter confirm  esc cancel"))
 	return tea.NewView(strings.Join(parts, "\n"))

ui/keys.go

@@ -18,7 +18,7 @@ type listKeyMap struct {
 
 	AllowAll     key.Binding
 	AllowAllPerm key.Binding
-	PrintAll     key.Binding
+	CopyRules    key.Binding
 
 	Up        key.Binding
 	Down      key.Binding
@@ -32,11 +32,17 @@ func (k listKeyMap) globalBindings() []key.Binding {
 	return []key.Binding{
 		k.Open, k.Filter, k.Refresh, k.Quit,
 		k.Allow, k.AllowPerm, k.Block, k.BlockPerm, k.Reject, k.RejectPerm,
-		k.AllowAll, k.AllowAllPerm, k.PrintAll,
+		k.AllowAll, k.AllowAllPerm, k.CopyRules,
 		k.Up, k.Down, k.GoToStart, k.GoToEnd, k.PrevPage, k.NextPage,
 	}
 }
 
+func (k listKeyMap) shortHelpBindings() []key.Binding {
+	return []key.Binding{
+		k.Open, k.Allow, k.Block, k.Reject, k.Filter, k.Quit,
+	}
+}
+
 var listKeys = listKeyMap{
 	Open:    key.NewBinding(key.WithKeys("enter", "tab"), key.WithHelp("enter/tab", "select action")),
 	Filter:  key.NewBinding(key.WithKeys("/"), key.WithHelp("/", "filter")),
@@ -52,7 +58,7 @@ var listKeys = listKeyMap{
 	RejectPerm:   key.NewBinding(key.WithKeys("E"), key.WithHelp("E", "reject (perm)")),
 	AllowAll:     key.NewBinding(key.WithKeys("w"), key.WithHelp("w", "allow all")),
 	AllowAllPerm: key.NewBinding(key.WithKeys("W"), key.WithHelp("W", "allow all (perm)")),
-	PrintAll:     key.NewBinding(key.WithKeys("p"), key.WithHelp("p", "print all rules")),
+	CopyRules:    key.NewBinding(key.WithKeys("y"), key.WithHelp("y", "copy rules")),
 
 	Up:        key.NewBinding(key.WithKeys("up", "k"), key.WithHelp("↑/k", "up")),
 	Down:      key.NewBinding(key.WithKeys("down", "j"), key.WithHelp("↓/j", "down")),

ui/model.go

@@ -2,6 +2,7 @@ package ui
 
 import (
 	"fmt"
+	"slices"
 	"strings"
 	"time"
 
@@ -11,6 +12,7 @@ import (
 	"charm.land/lipgloss/v2"
 	"github.com/charmbracelet/x/ansi"
 
+	"github.com/anotherhadi/ilovetui/app"
 	"github.com/anotherhadi/ilovetui/bubbles"
 	"github.com/anotherhadi/ilovetui/helpbar"
 	"github.com/anotherhadi/ilovetui/modal"
@@ -25,9 +27,14 @@ type (
 	daemonStatusMsg  string
 	defaultPolicyMsg guard.Status
 	actionMsg        struct{ err error }
-	nixRuleMsg       struct{ rule string }
+	nixRuleMsg       struct{ key, rule string }
 )
 
+type pendingRule struct {
+	key  string
+	rule string
+}
+
 type deviceSummary struct {
 	total, allowed, blocked, rejected int
 }
@@ -35,8 +42,6 @@ type deviceSummary struct {
 type Model struct {
 	list          list.Model
 	help          helpbar.Model
-	modals        modal.Model
-	notif         notification.Model
 	daemonStatus  string
 	defaultPolicy guard.Status
 	deviceCounts  deviceSummary
@@ -44,11 +49,11 @@ type Model struct {
 	height        int
 	rulesManaged  bool
 	rulesWritable bool
-	pendingRules  []string
+	pendingRules  []pendingRule
 	fatalShown    bool
-}
 
-func (m Model) PendingRules() []string { return m.pendingRules }
+	ModalOpen bool
+}
 
 func New() Model {
 	l := bubbles.NewList(nil, 0, 0)
@@ -63,7 +68,6 @@ func New() Model {
 
 	h := helpbar.New(
 		helpbar.WithToggle(listKeys.Help),
-		helpbar.WithGlobal(listKeys.globalBindings()...),
 	)
 
 	rulesManaged := guard.IsRulesManaged()
@@ -72,8 +76,6 @@ func New() Model {
 	return Model{
 		list:          l,
 		help:          h,
-		modals:        modal.New(),
-		notif:         notification.New(),
 		rulesManaged:  rulesManaged,
 		rulesWritable: rulesWritable,
 	}
@@ -113,28 +115,17 @@ func makeActionList(rulesManaged bool) list.Model {
 }
 
 func (m Model) Init() tea.Cmd {
-	return tea.Batch(fetchDevices, fetchDaemonStatus, fetchDefaultPolicy, tickCmd(), m.modals.Init(), m.notif.Init())
+	return tea.Batch(fetchDevices, fetchDaemonStatus, fetchDefaultPolicy, tickCmd(), app.SetTitle("USBGuard TUI"))
 }
 
-func (m Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
-	next, cmd := m.updateMain(msg)
-	nm := next.(Model)
-
-	var modalCmd, notifCmd tea.Cmd
-	nm.modals, modalCmd = nm.modals.Update(msg)
-	nm.notif, notifCmd = nm.notif.Update(msg)
-
-	return nm, tea.Batch(cmd, modalCmd, notifCmd)
-}
-
-func (m Model) updateMain(msg tea.Msg) (tea.Model, tea.Cmd) {
+func (m Model) Update(msg tea.Msg) (Model, tea.Cmd) {
 	switch msg := msg.(type) {
 
 	case tea.WindowSizeMsg:
 		m.width = msg.Width
 		m.height = msg.Height
 		m.help.SetWidth(msg.Width)
-		m.list.SetSize(msg.Width, m.listHeight())
+		m.resizeList()
 		return m, nil
 
 	case tickMsg:
@@ -156,6 +147,7 @@ func (m Model) updateMain(msg tea.Msg) (tea.Model, tea.Cmd) {
 		}
 		m.deviceCounts = summary
 		cmd := m.list.SetItems(items)
+		m.resizeList()
 		return m, cmd
 
 	case daemonStatusMsg:
@@ -167,7 +159,15 @@ func (m Model) updateMain(msg tea.Msg) (tea.Model, tea.Cmd) {
 		return m, nil
 
 	case nixRuleMsg:
-		m.pendingRules = append(m.pendingRules, msg.rule)
+		hadPending := len(m.pendingRules) > 0
+		if i := slices.IndexFunc(m.pendingRules, func(r pendingRule) bool { return r.key == msg.key }); i >= 0 {
+			m.pendingRules[i].rule = msg.rule
+		} else {
+			m.pendingRules = append(m.pendingRules, pendingRule{key: msg.key, rule: msg.rule})
+		}
+		if !hadPending {
+			m.resizeList()
+		}
 		return m, nil
 
 	case actionMsg:
@@ -187,13 +187,13 @@ func (m Model) updateMain(msg tea.Msg) (tea.Model, tea.Cmd) {
 		return m, fetchDevices
 
 	case tea.KeyPressMsg:
-		if m.modals.Open() {
+		if m.ModalOpen {
 			return m, nil
 		}
 		return m.updateList(msg)
 
 	case tea.MouseWheelMsg:
-		if m.modals.Open() {
+		if m.ModalOpen {
 			return m, nil
 		}
 		switch msg.Button {
@@ -205,7 +205,7 @@ func (m Model) updateMain(msg tea.Msg) (tea.Model, tea.Cmd) {
 		return m, nil
 	}
 
-	if m.modals.Open() {
+	if m.ModalOpen {
 		return m, nil
 	}
 	var cmd tea.Cmd
@@ -213,20 +213,20 @@ func (m Model) updateMain(msg tea.Msg) (tea.Model, tea.Cmd) {
 	return m, cmd
 }
 
-func (m Model) updateList(msg tea.KeyPressMsg) (tea.Model, tea.Cmd) {
+func (m Model) updateList(msg tea.KeyPressMsg) (Model, tea.Cmd) {
 	if msg.String() == "ctrl+c" {
-		return m, tea.Quit
+		return m, app.Quit()
 	}
 	if !m.list.SettingFilter() {
 		dev, hasSelection := m.selectedDevice()
 		switch {
 		case key.Matches(msg, listKeys.Quit):
-			return m, tea.Quit
+			return m, app.Quit()
 		case key.Matches(msg, listKeys.Refresh):
 			return m, tea.Batch(fetchDevices, fetchDaemonStatus, fetchDefaultPolicy)
 		case key.Matches(msg, listKeys.Help):
 			m.help.ShowAll = !m.help.ShowAll
-			m.list.SetSize(m.width, m.listHeight())
+			m.resizeList()
 			return m, nil
 		case key.Matches(msg, listKeys.Open):
 			if hasSelection {
@@ -240,8 +240,15 @@ func (m Model) updateList(msg tea.KeyPressMsg) (tea.Model, tea.Cmd) {
 				return m, queueNixOSRules(m.visibleDevices(), guard.Allowed)
 			}
 			return m, doBulkAction(m.visibleDeviceIDs(), guard.AllowDevice, true)
-		case key.Matches(msg, listKeys.PrintAll):
-			return m, queueCurrentStateRules(m.visibleDevices())
+		case key.Matches(msg, listKeys.CopyRules):
+			toCopy := m.pendingRules
+			if len(toCopy) == 0 {
+				toCopy = mergeCurrentStateRules(nil, m.visibleDevices())
+			}
+			cmd := copyRulesCmd(toCopy, m.rulesManaged)
+			m.pendingRules = nil
+			m.resizeList()
+			return m, cmd
 		}
 		if hasSelection {
 			if cmd := m.deviceActionCmd(msg, dev); cmd != nil {
@@ -254,30 +261,28 @@ func (m Model) updateList(msg tea.KeyPressMsg) (tea.Model, tea.Cmd) {
 	return m, cmd
 }
 
-func (m Model) View() tea.View {
-	return tea.View{
-		Content:     m.renderContent(),
-		AltScreen:   true,
-		WindowTitle: "USBGuard TUI",
-		MouseMode:   tea.MouseModeCellMotion,
-	}
-}
-
-func (m Model) renderContent() string {
+func (m Model) View() string {
 	header := m.renderHeader()
 	listView := strings.TrimRight(m.list.View(), "\n")
-	helpView := strings.TrimRight(m.help.View(), "\n")
-	bg := strings.Join([]string{header, listView, helpView}, "\n")
+	helpView := strings.TrimRight(m.help.View(m.helpBindings()...), "\n")
+	return strings.Join([]string{header, listView, helpView}, "\n")
+}
 
-	bg = m.modals.Render(bg)
-	bg = m.notif.Render(bg)
-	return bg
+func (m Model) helpBindings() []key.Binding {
+	if m.help.ShowAll {
+		return listKeys.globalBindings()
+	}
+	return listKeys.shortHelpBindings()
 }
 
 func (m Model) renderHeader() string {
-	title := headerStyle.Render("USBGuard-tui")
+	title := headerStyle.Render("USBGuard TUI")
+	if style.S.NerdFonts {
+		title = "󱊟 " + title
+	}
 	lines := []string{
 		title,
+		"",
 		m.renderServiceLine(),
 		m.renderPolicyLine(),
 		m.renderDevicesLine(),
@@ -367,15 +372,20 @@ func (m Model) renderPendingRulesLine() string {
 		noun = "rules"
 	}
 	label := infoLabelStyle.Render("Pending rules")
-	return label + warnStyle.Render(fmt.Sprintf("%d %s queued (printed on exit)", count, noun))
+	return label + warnStyle.Render(fmt.Sprintf("%d %s queued (press %s to copy)", count, noun, listKeys.CopyRules.Help().Key))
 }
 
 func (m Model) listHeight() int {
 	headerH := lipgloss.Height(m.renderHeader())
-	helpH := m.help.Height()
+	helpH := m.help.Height(m.helpBindings()...)
 	return m.height - headerH - helpH
 }
 
+func (m *Model) resizeList() {
+	m.list.SetSize(m.width, m.listHeight())
+	m.list.SetSize(m.width, m.listHeight())
+}
+
 func (m Model) selectedDevice() (guard.Device, bool) {
 	if item := m.list.SelectedItem(); item != nil {
 		return item.(guard.Device), true
@@ -451,19 +461,58 @@ func doBulkAction(ids []int, fn func(int, bool) error, permanent bool) tea.Cmd {
 func queueNixOSRules(devices []guard.Device, status guard.Status) tea.Cmd {
 	cmds := make([]tea.Cmd, len(devices))
 	for i, d := range devices {
+		key := d.VidPid
 		rule := guard.NixOSRule(d, status)
-		cmds[i] = func() tea.Msg { return nixRuleMsg{rule: rule} }
+		cmds[i] = func() tea.Msg { return nixRuleMsg{key: key, rule: rule} }
 	}
 	return tea.Batch(cmds...)
 }
 
-func queueCurrentStateRules(devices []guard.Device) tea.Cmd {
-	cmds := make([]tea.Cmd, len(devices))
-	for i, d := range devices {
+func mergeCurrentStateRules(pending []pendingRule, devices []guard.Device) []pendingRule {
+	for _, d := range devices {
+		key := d.VidPid
 		rule := guard.NixOSRule(d, d.Status)
-		cmds[i] = func() tea.Msg { return nixRuleMsg{rule: rule} }
+		if i := slices.IndexFunc(pending, func(r pendingRule) bool { return r.key == key }); i >= 0 {
+			pending[i].rule = rule
+		} else {
+			pending = append(pending, pendingRule{key: key, rule: rule})
+		}
 	}
-	return tea.Batch(cmds...)
+	return pending
+}
+
+func copyRulesCmd(pending []pendingRule, nixos bool) tea.Cmd {
+	if len(pending) == 0 {
+		return notification.Show("Copy rules", "No rules to copy.", notification.Warning)
+	}
+	rules := make([]string, len(pending))
+	for i, r := range pending {
+		rules[i] = r.rule
+	}
+	text := formatRulesForClipboard(rules, nixos)
+	noun := "rule"
+	if len(rules) > 1 {
+		noun = "rules"
+	}
+	msg := fmt.Sprintf("%d %s copied to clipboard.", len(rules), noun)
+	return tea.Batch(
+		tea.SetClipboard(text),
+		notification.Show("Copy rules", msg, notification.Success),
+	)
+}
+
+func formatRulesForClipboard(rules []string, nixos bool) string {
+	if !nixos {
+		return strings.Join(rules, "\n")
+	}
+	var b strings.Builder
+	b.WriteString("# Add to your NixOS configuration:\n")
+	b.WriteString("services.usbguard.rules = lib.mkAfter ''\n")
+	for _, r := range rules {
+		b.WriteString("  " + r + "\n")
+	}
+	b.WriteString("'';")
+	return b.String()
 }
 
 type actionBinding struct {

ui/permissionmodal.go

@@ -5,6 +5,7 @@ import (
 
 	tea "charm.land/bubbletea/v2"
 	"charm.land/lipgloss/v2"
+	"github.com/anotherhadi/ilovetui/app"
 	"github.com/anotherhadi/ilovetui/modal"
 	"github.com/anotherhadi/ilovetui/style"
 )
@@ -25,7 +26,7 @@ func (permissionModal) Init() tea.Cmd { return nil }
 func (m permissionModal) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 	switch msg.(type) {
 	case tea.KeyPressMsg, tea.MouseClickMsg:
-		return m, tea.Quit
+		return m, app.Quit()
 	}
 	return m, nil
 }
@@ -35,8 +36,7 @@ func (permissionModal) View() tea.View {
 	hintStyle := lipgloss.NewStyle().Foreground(style.S.Muted)
 
 	parts := []string{
-		textStyle.Render("Can't reach the usbguard daemon"),
-		textStyle.Render("(permission denied)."),
+		textStyle.Render("Can't reach the usbguard daemon (permission denied)."),
 		textStyle.Render("Join the usbguard group, or use sudo."),
 		hintStyle.Render("press any key to quit"),
 	}