aerc/commands/account/next-folder.go
Wagner Riffel feacca3c5c all: use fmt.Errorf for fomartting errors
Signed-off-by: Wagner Riffel <wgrriffel@gmail.com>
2019-09-04 16:30:57 -10:00

53 lines
951 B
Go

package account
import (
"errors"
"fmt"
"strconv"
"git.sr.ht/~sircmpwn/aerc/widgets"
)
type NextPrevFolder struct{}
func init() {
register(NextPrevFolder{})
}
func (NextPrevFolder) Aliases() []string {
return []string{"next-folder", "prev-folder"}
}
func (NextPrevFolder) Complete(aerc *widgets.Aerc, args []string) []string {
return nil
}
func (NextPrevFolder) Execute(aerc *widgets.Aerc, args []string) error {
if len(args) > 2 {
return nextPrevFolderUsage(args[0])
}
var (
n int = 1
err error
)
if len(args) > 1 {
n, err = strconv.Atoi(args[1])
if err != nil {
return nextPrevFolderUsage(args[0])
}
}
acct := aerc.SelectedAccount()
if acct == nil {
return errors.New("No account selected")
}
if args[0] == "prev-folder" {
acct.Directories().NextPrev(-n)
} else {
acct.Directories().NextPrev(n)
}
return nil
}
func nextPrevFolderUsage(cmd string) error {
return fmt.Errorf("Usage: %s [n]", cmd)
}