feat: add minor filtering features

- Stacks can be filtered
- Diff can be viewed from a filtered state
- Quitting is better

model/delegate.go

@@ -45,6 +45,18 @@ func newAppItemDelegate(keys *delegateKeyMap) list.DefaultDelegate {
 		Copy()
 
 	d.UpdateFunc = func(msg tea.Msg, m *list.Model) tea.Cmd {
+		fs := m.FilterState()
+		switch fs {
+		case list.FilterApplied:
+			switch msgType := msg.(type) {
+			case tea.KeyMsg:
+				if !key.Matches(msgType, keys.showDiff) {
+					return nil
+				}
+			}
+		case list.Filtering:
+			return nil
+		}
 		var stack Stack
 
 		var cmds []tea.Cmd

model/initial.go

@@ -13,10 +13,11 @@ func InitialModel(stacks []Stack) model {
 	appDelegate := newAppItemDelegate(appDelegateKeys)
 
 	m := model{
-		stacksList: list.New(stackItems, appDelegate, listPadding, 0),
+		stacksList: list.New(stackItems, appDelegate, listWidth, 0),
 	}
 	m.stacksList.Title = "Stacks"
-	m.stacksList.SetFilteringEnabled(false)
+	m.stacksList.SetStatusBarItemName("stack", "stacks")
+	m.stacksList.DisableQuitKeybindings()
 
 	return m
 }

model/styles.go

@@ -10,7 +10,7 @@ var (
 			PaddingRight(1).
 			Foreground(lipgloss.Color("#282828"))
 
-	baseListStyle = lipgloss.NewStyle().PaddingTop(1).PaddingRight(2).PaddingLeft(1).PaddingBottom(1).Width(listPadding + 10)
+	baseListStyle = lipgloss.NewStyle().PaddingTop(1).PaddingRight(2).PaddingLeft(1).PaddingBottom(1).Width(listWidth + 10)
 
 	stackListStyle = baseListStyle.Copy()
 

model/types.go

@@ -29,7 +29,7 @@ type Stack struct {
 }
 
 func (stack Stack) Title() string {
-	return fmt.Sprintf("%s", RightPadTrim(stack.Name, listPadding-20))
+	return fmt.Sprintf("%s", RightPadTrim(stack.Name, listWidth-20))
 }
 func (stack Stack) Description() string {
 	var status string
@@ -51,7 +51,7 @@ func (stack Stack) Description() string {
 	if stack.Err != nil {
 		desc = stack.Err.Error()
 	}
-	return fmt.Sprintf("@%s %s", RightPadTrim(desc, listPadding-20), status)
+	return fmt.Sprintf("@%s %s", RightPadTrim(desc, listWidth-20), status)
 }
 func (stack Stack) FilterValue() string { return stack.Name }
 

model/update.go

@@ -3,6 +3,7 @@ package model
 import (
 	"fmt"
 
+	"github.com/charmbracelet/bubbles/list"
 	tea "github.com/charmbracelet/bubbletea"
 )
 
@@ -15,7 +16,12 @@ func (m model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 	case tea.KeyMsg:
 		switch msg.String() {
 		case "ctrl+c", "q":
-			return m, tea.Quit
+			fs := m.stacksList.FilterState()
+			if fs == list.Filtering || fs == list.FilterApplied {
+				m.stacksList.ResetFilter()
+			} else {
+				return m, tea.Quit
+			}
 		}
 	case tea.WindowSizeMsg:
 		_, h1 := stackListStyle.GetFrameSize()

model/view.go

@@ -7,7 +7,7 @@ import (
 )
 
 var (
-	listPadding = 100
+	listWidth = 120
 )
 
 func (m model) View() string {