forked from Mirrors/bubbletea
77 lines
1.3 KiB
Go
77 lines
1.3 KiB
Go
package main
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import (
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"fmt"
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"os"
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tea "github.com/charmbracelet/bubbletea"
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"github.com/muesli/termenv"
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)
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var (
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color = termenv.ColorProfile().Color
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keyword = termenv.Style{}.Foreground(color("204")).Background(color("235")).Styled
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)
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type model struct {
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altscreen bool
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quitting bool
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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 "q", "ctrl+c", "esc":
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m.quitting = true
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return m, tea.Quit
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case " ":
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var cmd tea.Cmd
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if m.altscreen {
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cmd = tea.ExitAltScreen
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} else {
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cmd = tea.EnterAltScreen
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}
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m.altscreen = !m.altscreen
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return m, cmd
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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.quitting {
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return "Bye!\n"
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}
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const (
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altscreenMode = " altscreen mode "
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inlineMode = " inline mode "
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)
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var mode, otherMode string
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if m.altscreen {
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mode = altscreenMode
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otherMode = inlineMode
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} else {
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mode = inlineMode
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otherMode = altscreenMode
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}
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return fmt.Sprintf(
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"\n You're in %s. Press %s to swich to %s.\n\n To exit press %s.\n",
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keyword(mode), keyword(" space "), keyword(otherMode), keyword(" q "),
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)
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}
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func main() {
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if err := tea.NewProgram(model{}).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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