core: add slices, paths, exec utils

core/internal/dms/app.go

@@ -286,6 +286,13 @@ func (m Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 			return m, loadInstalledPlugins
 		}
 		return m, nil
+	case pluginUpdatedMsg:
+		if msg.err != nil {
+			m.installedPluginsError = msg.err.Error()
+		} else {
+			m.installedPluginsError = ""
+		}
+		return m, nil
 	case pluginInstalledMsg:
 		if msg.err != nil {
 			m.pluginsError = msg.err.Error()

core/internal/dms/app_distro.go

@@ -75,14 +75,13 @@ type MenuItem struct {
 
 func NewModel(version string) Model {
 	detector, _ := NewDetector()
-	dependencies := detector.GetInstalledComponents()
 
-	// Use the proper detection method for both window managers
-	hyprlandInstalled, niriInstalled, err := detector.GetWindowManagerStatus()
-	if err != nil {
-		// Fallback to false if detection fails
-		hyprlandInstalled = false
-		niriInstalled = false
+	var dependencies []DependencyInfo
+	var hyprlandInstalled, niriInstalled bool
+
+	if detector != nil {
+		dependencies = detector.GetInstalledComponents()
+		hyprlandInstalled, niriInstalled, _ = detector.GetWindowManagerStatus()
 	}
 
 	m := Model{
@@ -201,6 +200,13 @@ func (m Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 			return m, loadInstalledPlugins
 		}
 		return m, nil
+	case pluginUpdatedMsg:
+		if msg.err != nil {
+			m.installedPluginsError = msg.err.Error()
+		} else {
+			m.installedPluginsError = ""
+		}
+		return m, nil
 	case pluginInstalledMsg:
 		if msg.err != nil {
 			m.pluginsError = msg.err.Error()

core/internal/dms/plugins_handlers.go

@@ -227,6 +227,11 @@ func (m Model) updatePluginInstalledDetail(msg tea.KeyMsg) (tea.Model, tea.Cmd)
 			plugin := m.installedPluginsList[m.selectedInstalledIndex]
 			return m, uninstallPlugin(plugin)
 		}
+	case "p":
+		if m.selectedInstalledIndex < len(m.installedPluginsList) {
+			plugin := m.installedPluginsList[m.selectedInstalledIndex]
+			return m, updatePlugin(plugin)
+		}
 	}
 	return m, nil
 }
@@ -246,6 +251,11 @@ type pluginInstalledMsg struct {
 	err        error
 }
 
+type pluginUpdatedMsg struct {
+	pluginName string
+	err        error
+}
+
 func loadInstalledPlugins() tea.Msg {
 	manager, err := plugins.NewManager()
 	if err != nil {
@@ -337,3 +347,31 @@ func uninstallPlugin(plugin pluginInfo) tea.Cmd {
 		return pluginUninstalledMsg{pluginName: plugin.Name}
 	}
 }
+
+func updatePlugin(plugin pluginInfo) tea.Cmd {
+	return func() tea.Msg {
+		manager, err := plugins.NewManager()
+		if err != nil {
+			return pluginUpdatedMsg{pluginName: plugin.Name, err: err}
+		}
+
+		p := plugins.Plugin{
+			ID:           plugin.ID,
+			Name:         plugin.Name,
+			Category:     plugin.Category,
+			Author:       plugin.Author,
+			Description:  plugin.Description,
+			Repo:         plugin.Repo,
+			Path:         plugin.Path,
+			Capabilities: plugin.Capabilities,
+			Compositors:  plugin.Compositors,
+			Dependencies: plugin.Dependencies,
+		}
+
+		if err := manager.Update(p); err != nil {
+			return pluginUpdatedMsg{pluginName: plugin.Name, err: err}
+		}
+
+		return pluginUpdatedMsg{pluginName: plugin.Name}
+	}
+}