59 lines
984 B
Go
59 lines
984 B
Go
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package spin
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import (
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"context"
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"fmt"
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"github.com/charmbracelet/bubbles/spinner"
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tea "github.com/charmbracelet/bubbletea"
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)
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type model struct {
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spinner spinner.Model
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text string
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quitting bool
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err error
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}
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type errMsg error
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func newModel(text string) model {
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s := spinner.New()
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s.Spinner = spinner.Dot
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return model{spinner: s, text: text}
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}
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func (m model) Init() tea.Cmd {
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return m.spinner.Tick
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}
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func (m model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
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switch msg := msg.(type) {
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case errMsg:
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m.err = msg
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return m, nil
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default:
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var cmd tea.Cmd
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m.spinner, cmd = m.spinner.Update(msg)
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return m, cmd
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}
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}
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func (m model) View() string {
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if m.err != nil {
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return m.err.Error()
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}
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str := fmt.Sprintf("%s %s\n", m.spinner.View(), m.text)
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if m.quitting {
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return str + "\n"
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}
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return str
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}
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func Spin(ctx context.Context, message string) error {
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p := tea.NewProgram(newModel(message), tea.WithContext(ctx))
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_, err := p.Run()
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return err
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}
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