forked from Mirrors/bubbletea
68 lines
1.2 KiB
Go
68 lines
1.2 KiB
Go
package main
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import (
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"fmt"
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"os"
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"os/exec"
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tea "github.com/charmbracelet/bubbletea"
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)
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type editorFinishedMsg struct{ err error }
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func openEditor() tea.Cmd {
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c := exec.Command(os.Getenv("EDITOR")) //nolint:gosec
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return tea.ExecProcess(c, func(err error) tea.Msg {
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return editorFinishedMsg{err}
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})
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}
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type model struct {
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altscreenActive bool
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err error
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}
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func (m model) Init() tea.Cmd {
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return nil
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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 tea.KeyMsg:
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switch msg.String() {
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case "a":
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m.altscreenActive = !m.altscreenActive
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cmd := tea.EnterAltScreen
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if !m.altscreenActive {
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cmd = tea.ExitAltScreen
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}
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return m, cmd
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case "e":
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return m, openEditor()
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case "ctrl+c", "q":
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return m, tea.Quit
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}
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case editorFinishedMsg:
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if msg.err != nil {
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m.err = msg.err
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return m, tea.Quit
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}
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}
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return m, nil
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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 "Error: " + m.err.Error() + "\n"
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}
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return "Press 'e' to open your EDITOR.\nPress 'a' to toggle the altscreen\nPress 'q' to quit.\n"
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}
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func main() {
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m := model{}
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if err := tea.NewProgram(m).Start(); err != nil {
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fmt.Println("Error running program:", err)
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os.Exit(1)
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}
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}
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