init: pristine aerc 0.20.0 source

commands/compose/switch.go

@@ -0,0 +1,70 @@
+package compose
+
+import (
+	"errors"
+
+	"git.sr.ht/~rjarry/aerc/app"
+	"git.sr.ht/~rjarry/aerc/commands"
+)
+
+type AccountSwitcher interface {
+	SwitchAccount(*app.AccountView) error
+}
+
+type SwitchAccount struct {
+	Prev    bool   `opt:"-p" desc:"Switch to previous account."`
+	Next    bool   `opt:"-n" desc:"Switch to next account."`
+	Account string `opt:"account" required:"false" complete:"CompleteAccount" desc:"Account name."`
+}
+
+func init() {
+	commands.Register(SwitchAccount{})
+}
+
+func (SwitchAccount) Description() string {
+	return "Change composing from the specified account."
+}
+
+func (SwitchAccount) Context() commands.CommandContext {
+	return commands.COMPOSE_EDIT | commands.COMPOSE_REVIEW
+}
+
+func (SwitchAccount) Aliases() []string {
+	return []string{"switch-account"}
+}
+
+func (*SwitchAccount) CompleteAccount(arg string) []string {
+	return commands.FilterList(app.AccountNames(), arg, nil)
+}
+
+func (s SwitchAccount) Execute(args []string) error {
+	if !s.Prev && !s.Next && s.Account == "" {
+		return errors.New("Usage: switch-account -n | -p | <account-name>")
+	}
+
+	switcher, ok := app.SelectedTabContent().(AccountSwitcher)
+	if !ok {
+		return errors.New("this tab cannot switch accounts")
+	}
+
+	var acct *app.AccountView
+	var err error
+
+	switch {
+	case s.Prev:
+		acct, err = app.PrevAccount()
+	case s.Next:
+		acct, err = app.NextAccount()
+	default:
+		acct, err = app.Account(s.Account)
+	}
+	if err != nil {
+		return err
+	}
+	if err = switcher.SwitchAccount(acct); err != nil {
+		return err
+	}
+	acct.UpdateStatus()
+
+	return nil
+}