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|
package account
import (
"errors"
"strconv"
"strings"
"git.sr.ht/~rjarry/aerc/app"
)
type Split struct{}
func init() {
register(Split{})
}
func (Split) Aliases() []string {
return []string{"split", "vsplit"}
}
func (Split) Complete(aerc *app.Aerc, args []string) []string {
return nil
}
func (Split) Execute(aerc *app.Aerc, args []string) error {
if len(args) > 2 {
return errors.New("Usage: [v]split n")
}
acct := aerc.SelectedAccount()
if acct == nil {
return errors.New("No account selected")
}
store := aerc.SelectedAccount().Store()
if store == nil {
return errors.New("Cannot perform action. Messages still loading")
}
n := 0
if acct.SplitSize() == 0 {
if args[0] == "split" {
n = aerc.SelectedAccount().Messages().Height() / 4
} else {
n = aerc.SelectedAccount().Messages().Width() / 2
}
}
var err error
if len(args) > 1 {
delta := false
if strings.HasPrefix(args[1], "+") || strings.HasPrefix(args[1], "-") {
delta = true
}
n, err = strconv.Atoi(args[1])
if err != nil {
return errors.New("Usage: [v]split n")
}
if delta {
n = acct.SplitSize() + n
acct.SetSplitSize(n)
return nil
}
}
if n == acct.SplitSize() {
// Repeated commands of the same size have the effect of
// toggling the split
n = 0
}
if n < 0 {
// Don't allow split to go negative
n = 1
}
switch args[0] {
case "split":
return acct.Split(n)
case "vsplit":
return acct.Vsplit(n)
}
return nil
}
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