refactor(deploy): improved TUI walkthrough

cmd/felis/tui_theme.go

@@ -0,0 +1,69 @@
+package main
+
+import (
+	"github.com/charmbracelet/huh"
+	"github.com/charmbracelet/lipgloss"
+)
+
+// felisTheme recolors huh's base theme to the Felis palette (cyan primary,
+// purple accent, green success) so the forms feel like part of the product
+// rather than a generic huh prompt. We start from ThemeBase — a neutral
+// skeleton with the right structure — and override only the colored bits.
+func felisTheme() *huh.Theme {
+	t := huh.ThemeBase()
+
+	f := &t.Focused
+	f.Base = f.Base.BorderForeground(cPrimary)
+	f.Card = f.Base
+	f.Title = lipgloss.NewStyle().Foreground(cPrimary).Bold(true)
+	f.NoteTitle = f.Title
+	f.Description = lipgloss.NewStyle().Foreground(cDim)
+	f.ErrorIndicator = lipgloss.NewStyle().Foreground(cError).SetString(" ✗")
+	f.ErrorMessage = lipgloss.NewStyle().Foreground(cError)
+
+	f.SelectSelector = lipgloss.NewStyle().Foreground(cPrimary).SetString("▸ ")
+	f.Option = lipgloss.NewStyle().Foreground(cWhite)
+	f.SelectedOption = lipgloss.NewStyle().Foreground(cPrimary).Bold(true)
+	f.NextIndicator = lipgloss.NewStyle().Foreground(cAccent).MarginLeft(1).SetString("→")
+	f.PrevIndicator = lipgloss.NewStyle().Foreground(cAccent).MarginRight(1).SetString("←")
+
+	f.TextInput.Cursor = lipgloss.NewStyle().Foreground(cPrimary)
+	f.TextInput.Prompt = lipgloss.NewStyle().Foreground(cPrimary)
+	f.TextInput.Placeholder = lipgloss.NewStyle().Foreground(cDim)
+	f.TextInput.Text = lipgloss.NewStyle().Foreground(cWhite)
+
+	button := lipgloss.NewStyle().Padding(0, 2).MarginRight(1)
+	f.FocusedButton = button.Foreground(cWhite).Background(cPrimary).Bold(true)
+	f.BlurredButton = button.Foreground(cWhite).Background(cBgDark)
+
+	// Blurred mirrors focused but hides the left bar and dims the title so the
+	// active field is unmistakable.
+	t.Blurred = *f
+	t.Blurred.Base = f.Base.BorderStyle(lipgloss.HiddenBorder())
+	t.Blurred.Card = t.Blurred.Base
+	t.Blurred.Title = lipgloss.NewStyle().Foreground(cDim).Bold(true)
+	t.Blurred.NextIndicator = lipgloss.NewStyle()
+	t.Blurred.PrevIndicator = lipgloss.NewStyle()
+
+	// Help line at the bottom of every form.
+	t.Help.ShortKey = lipgloss.NewStyle().Foreground(cPrimary)
+	t.Help.ShortDesc = lipgloss.NewStyle().Foreground(cDim)
+	t.Help.ShortSeparator = lipgloss.NewStyle().Foreground(cDim)
+	t.Help.FullKey = t.Help.ShortKey
+	t.Help.FullDesc = t.Help.ShortDesc
+	t.Help.FullSeparator = t.Help.ShortSeparator
+
+	return t
+}
+
+// theme is built once; lipgloss styles are immutable values so sharing is safe.
+var felisFormTheme = felisTheme()
+
+// newFelisForm wires a form to the Felis theme with the conventions every wizard
+// screen wants: themed, help line shown, errors shown inline.
+func newFelisForm(groups ...*huh.Group) *huh.Form {
+	return huh.NewForm(groups...).
+		WithTheme(felisFormTheme).
+		WithShowHelp(true).
+		WithShowErrors(true)
+}