forked from Mirrors/bubbletea
71 lines
1.1 KiB
Go
71 lines
1.1 KiB
Go
package main
|
|
|
|
import (
|
|
"fmt"
|
|
"os"
|
|
"time"
|
|
|
|
tea "github.com/charmbracelet/bubbletea"
|
|
)
|
|
|
|
var (
|
|
duration = time.Second * 10
|
|
interval = time.Millisecond
|
|
)
|
|
|
|
func main() {
|
|
m := model{
|
|
timeout: time.Now().Add(duration),
|
|
}
|
|
|
|
if err := tea.NewProgram(m).Start(); err != nil {
|
|
fmt.Println("Oh no, it didn't work:", err)
|
|
os.Exit(1)
|
|
}
|
|
}
|
|
|
|
type tickMsg time.Time
|
|
|
|
type model struct {
|
|
timeout time.Time
|
|
lastTick time.Time
|
|
}
|
|
|
|
func (m model) Init() tea.Cmd {
|
|
return tick()
|
|
}
|
|
|
|
func (m model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
|
|
switch msg := msg.(type) {
|
|
|
|
case tickMsg:
|
|
t := time.Time(msg)
|
|
if t.After(m.timeout) {
|
|
return m, tea.Quit
|
|
}
|
|
m.lastTick = t
|
|
return m, tick()
|
|
|
|
case tea.KeyMsg:
|
|
switch msg.String() {
|
|
case "ctrl+c", "q":
|
|
return m, tea.Quit
|
|
}
|
|
}
|
|
|
|
return m, nil
|
|
}
|
|
|
|
func (m model) View() string {
|
|
t := m.timeout.Sub(m.lastTick).Milliseconds()
|
|
secs := t / 1000
|
|
millis := t % 1000 / 10
|
|
return fmt.Sprintf("This program will quit in %02d:%02d\n", secs, millis)
|
|
}
|
|
|
|
func tick() tea.Cmd {
|
|
return tea.Tick(time.Duration(interval), func(t time.Time) tea.Msg {
|
|
return tickMsg(t)
|
|
})
|
|
}
|