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