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package cmd
import (
"fmt"
"log"
"time"
"github.com/spf13/cobra"
"github.com/nsfisis/term-clock/internal/term"
)
func drawTimer(scr *term.Screen, leftTime time.Duration, bgStyle, fgStyle term.Style) {
if leftTime <= 0 {
leftTime = 0
bgStyle, fgStyle = fgStyle, bgStyle
}
// Clear the entire screen.
scr.Clear(bgStyle)
squareW, squareH, xOffset, yOffset := calcSquareSize(scr)
// Minute
minute := int(leftTime.Minutes())
term.DrawNumber(scr, minute/10, xOffset+squareW*0, yOffset, squareW, squareH, fgStyle)
term.DrawNumber(scr, minute%10, xOffset+squareW*4, yOffset, squareW, squareH, fgStyle)
// Colon
term.DrawSquare(scr, xOffset+squareW*8, yOffset+squareH*1, squareW, squareH, fgStyle)
term.DrawSquare(scr, xOffset+squareW*8, yOffset+squareH*3, squareW, squareH, fgStyle)
// Second
second := int(leftTime.Seconds()) % 60
term.DrawNumber(scr, second/10, xOffset+squareW*10, yOffset, squareW, squareH, fgStyle)
term.DrawNumber(scr, second%10, xOffset+squareW*14, yOffset, squareW, squareH, fgStyle)
}
func cmdTimer(cmd *cobra.Command, args []string) {
timerTime, err := time.ParseDuration(args[0])
if err != nil {
log.Fatalf("%+v", err)
}
if timerTime.Minutes() > 60 {
fmt.Println("Duration over 1 hour is not supported.")
return
}
scr, err := term.NewScreen()
if err != nil {
log.Fatalf("%+v", err)
}
defer scr.Close()
startTime := time.Now()
drawTimer(scr, (timerTime - time.Now().Sub(startTime)).Round(time.Second), term.BgStyle, term.FgStyle)
scr.OnResize(func() bool {
drawTimer(scr, (timerTime - time.Now().Sub(startTime)).Round(time.Second), term.BgStyle, term.FgStyle)
return false
})
go scr.DoEventLoop()
t := time.NewTicker(1 * time.Second)
defer t.Stop()
for {
select {
case <-scr.QuitC:
return
case now := <-t.C:
drawTimer(scr, (timerTime - now.Sub(startTime)).Round(time.Second), term.BgStyle, term.FgStyle)
scr.Show()
}
}
}
var timerCmd = &cobra.Command{
Use: "timer",
Short: "Timer mode",
Run: cmdTimer,
Args: cobra.ExactArgs(1),
}
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