aerc/commands/account/next.go
2019-05-19 18:23:34 -04:00

57 lines
1.1 KiB
Go

package account
import (
"errors"
"fmt"
"strconv"
"strings"
"git.sr.ht/~sircmpwn/aerc/widgets"
)
func init() {
register("next", NextPrevMessage)
register("next-message", NextPrevMessage)
register("prev", NextPrevMessage)
register("prev-message", NextPrevMessage)
}
func nextPrevMessageUsage(cmd string) error {
return errors.New(fmt.Sprintf("Usage: %s [<n>[%%]]", cmd))
}
func NextPrevMessage(aerc *widgets.Aerc, args []string) error {
if len(args) > 2 {
return nextPrevMessageUsage(args[0])
}
var (
n int = 1
err error
pct bool
)
if len(args) > 1 {
if strings.HasSuffix(args[1], "%") {
pct = true
args[1] = args[1][:len(args[1])-1]
}
n, err = strconv.Atoi(args[1])
if err != nil {
return nextPrevMessageUsage(args[0])
}
}
acct := aerc.SelectedAccount()
if acct == nil {
return errors.New("No account selected")
}
if pct {
n = int(float64(acct.Messages().Height()) * (float64(n) / 100.0))
}
for ; n > 0; n-- {
if args[0] == "prev-message" || args[0] == "prev" {
acct.Messages().Prev()
} else {
acct.Messages().Next()
}
}
return nil
}