WIP: stuff

cli/internal/models/help.go

@@ -0,0 +1,84 @@
+package models
+
+import (
+	"github.com/charmbracelet/bubbles/help"
+	"github.com/charmbracelet/bubbles/key"
+	"github.com/charmbracelet/lipgloss"
+)
+
+// keyMap defines a set of keybindings. To work for help it must satisfy
+// key.Map. It could also very easily be a map[string]key.Binding.
+type keyMap struct {
+	Up    key.Binding
+	Down  key.Binding
+	Left  key.Binding
+	Right key.Binding
+	Help  key.Binding
+	Quit  key.Binding
+}
+
+// ShortHelp returns keybindings to be shown in the mini help view. It's part
+// of the key.Map interface.
+func (k keyMap) ShortHelp() []key.Binding {
+	return []key.Binding{k.Help, k.Quit}
+}
+
+// FullHelp returns keybindings for the expanded help view. It's part of the
+// key.Map interface.
+func (k keyMap) FullHelp() [][]key.Binding {
+	return [][]key.Binding{
+		{k.Up, k.Down, k.Left, k.Right}, // first column
+		{k.Help, k.Quit},                // second column
+	}
+}
+
+type Help struct {
+	keys  keyMap
+	style lipgloss.Style
+	help  help.Model
+}
+
+func NewHelp() *Help {
+	keys := keyMap{
+		Up: key.NewBinding(
+			key.WithKeys("up", "k"),
+			key.WithHelp("↑/k", "move up"),
+		),
+		Down: key.NewBinding(
+			key.WithKeys("down", "j"),
+			key.WithHelp("↓/j", "move down"),
+		),
+		Left: key.NewBinding(
+			key.WithKeys("left", "h"),
+			key.WithHelp("←/h", "move left"),
+		),
+		Right: key.NewBinding(
+			key.WithKeys("right", "l"),
+			key.WithHelp("→/l", "move right"),
+		),
+		Help: key.NewBinding(
+			key.WithKeys("?"),
+			key.WithHelp("?", "toggle help"),
+		),
+		Quit: key.NewBinding(
+			key.WithKeys("q", "esc", "ctrl+c"),
+			key.WithHelp("q", "quit"),
+		),
+	}
+
+	return &Help{
+		keys:  keys,
+		style: lipgloss.NewStyle().Padding(1, 2),
+		help:  help.New(),
+	}
+}
+
+func (h *Help) Gen(width int) string {
+	h.help.Width = width
+	render := h.help.View(h.keys)
+	return h.style.Render(render)
+}
+
+func (h *Help) Toggle() {
+	h.help.ShowAll = !h.help.ShowAll
+}