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package main
import (
"fmt"
"os"
"github.com/charmbracelet/bubbles/spinner"
tea "github.com/charmbracelet/bubbletea"
"github.com/charmbracelet/lipgloss"
)
var (
// Available spinners
spinners = []spinner.Spinner{
spinner.Line,
spinner.Dot,
spinner.MiniDot,
spinner.Jump,
spinner.Pulse,
spinner.Points,
spinner.Globe,
spinner.Moon,
spinner.Monkey,
}
textStyle = lipgloss.NewStyle().Foreground(lipgloss.Color("252")).Render
spinnerStyle = lipgloss.NewStyle().Foreground(lipgloss.Color("69"))
helpStyle = lipgloss.NewStyle().Foreground(lipgloss.Color("241")).Render
)
func main() {
m := model{}
m.resetSpinner()
if _, err := tea.NewProgram(m).Run(); err != nil {
fmt.Println("could not run program:", err)
os.Exit(1)
}
}
type model struct {
index int
spinner spinner.Model
}
func (m model) Init() tea.Cmd {
return m.spinner.Tick
}
func (m model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
switch msg := msg.(type) {
case tea.KeyMsg:
switch msg.String() {
case "ctrl+c", "q", "esc":
return m, tea.Quit
case "h", "left":
m.index--
if m.index < 0 {
m.index = len(spinners) - 1
}
m.resetSpinner()
return m, m.spinner.Tick
case "l", "right":
m.index++
if m.index >= len(spinners) {
m.index = 0
}
m.resetSpinner()
return m, m.spinner.Tick
default:
return m, nil
}
case spinner.TickMsg:
var cmd tea.Cmd
m.spinner, cmd = m.spinner.Update(msg)
return m, cmd
default:
return m, nil
}
}
func (m *model) resetSpinner() {
m.spinner = spinner.New()
m.spinner.Style = spinnerStyle
m.spinner.Spinner = spinners[m.index]
}
func (m model) View() (s string) {
var gap string
switch m.index {
case 1:
gap = ""
default:
gap = " "
}
s += fmt.Sprintf("\n %s%s%s\n\n", m.spinner.View(), gap, textStyle("Spinning..."))
s += helpStyle("h/l, ←/→: change spinner • q: exit\n")
return
}
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