aerc/commands/compose/switch.go

76 lines
1.4 KiB
Go
Raw Normal View History

package compose
import (
"errors"
"fmt"
"git.sr.ht/~rjarry/aerc/widgets"
"git.sr.ht/~sircmpwn/getopt"
)
type AccountSwitcher interface {
SwitchAccount(*widgets.AccountView) error
}
type SwitchAccount struct{}
func init() {
register(SwitchAccount{})
}
func (SwitchAccount) Aliases() []string {
return []string{"switch-account"}
}
func (SwitchAccount) Complete(aerc *widgets.Aerc, args []string) []string {
return aerc.AccountNames()
}
func (SwitchAccount) Execute(aerc *widgets.Aerc, args []string) error {
opts, optind, err := getopt.Getopts(args, "np")
if err != nil {
return err
}
var next, prev bool
for _, opt := range opts {
switch opt.Option {
case 'n':
next = true
prev = false
case 'p':
next = false
prev = true
}
}
posargs := args[optind:]
// NOT ((prev || next) XOR (len(posargs) == 1))
if (prev || next) == (len(posargs) == 1) {
name := ""
if acct := aerc.SelectedAccount(); acct != nil {
name = fmt.Sprintf("Current account: %s. ", acct.Name())
}
return errors.New(name + "Usage: switch-account [-np] <account-name>")
}
switcher, ok := aerc.SelectedTabContent().(AccountSwitcher)
if !ok {
return errors.New("this tab cannot switch accounts")
}
var acct *widgets.AccountView
switch {
case prev:
acct, err = aerc.PrevAccount()
case next:
acct, err = aerc.NextAccount()
default:
acct, err = aerc.Account(posargs[0])
}
if err != nil {
return err
}
return switcher.SwitchAccount(acct)
}