composer: restructure to implement account switching

Extract some functionality of the composer constructor into a
account-specific setup function that can be used to implement account
switching.

Signed-off-by: Koni Marti <koni.marti@gmail.com>
Acked-by: Robin Jarry <robin@jarry.cc>

1 files changed, 15 insertions, 0 deletions

diff --git a/widgets/aerc.go b/widgets/aerc.go
index 7ba1ea4e..656b25de 100644
--- a/widgets/aerc.go
+++ b/widgets/aerc.go
@@ -375,6 +375,21 @@ func (aerc *Aerc) SelectedAccount() *AccountView {
 	return aerc.account(aerc.SelectedTabContent())
 }
 
+func (aerc *Aerc) Account(name string) (*AccountView, error) {
+	if acct, ok := aerc.accounts[name]; ok {
+		return acct, nil
+	}
+	return nil, fmt.Errorf("account <%s> not found", name)
+}
+
+func (aerc *Aerc) AccountNames() []string {
+	results := make([]string, 0)
+	for name := range aerc.accounts {
+		results = append(results, name)
+	}
+	return results
+}
+
 func (aerc *Aerc) account(d ui.Drawable) *AccountView {
 	switch tab := d.(type) {
 	case *AccountView: