From f4d4e2b4e1733c1c5257a54e2fa9de2a2a2f5f28 Mon Sep 17 00:00:00 2001
From: Tim Culverhouse <tim@timculverhouse.com>
Date: Thu, 19 May 2022 18:44:37 -0500
Subject: [PATCH] help: add completions

Add :help completion arguments (config, imap, etc). The option "aerc"
brings up the general manpage

Signed-off-by: Tim Culverhouse <tim@timculverhouse.com>
Acked-by: Koni Marti <koni.marti@gmail.com>
---
 commands/help.go | 17 +++++++++++++++--
 1 file changed, 15 insertions(+), 2 deletions(-)

diff --git a/commands/help.go b/commands/help.go
index 5bc8f0e..6efaf4d 100644
--- a/commands/help.go
+++ b/commands/help.go
@@ -8,6 +8,19 @@ import (
 
 type Help struct{}
 
+var pages = []string{
+	"aerc",
+	"config",
+	"imap",
+	"notmuch",
+	"search",
+	"sendmail",
+	"smtp",
+	"stylesets",
+	"templates",
+	"tutorial",
+}
+
 func init() {
 	register(Help{})
 }
@@ -17,12 +30,12 @@ func (Help) Aliases() []string {
 }
 
 func (Help) Complete(aerc *widgets.Aerc, args []string) []string {
-	return nil
+	return CompletionFromList(aerc, pages, args)
 }
 
 func (Help) Execute(aerc *widgets.Aerc, args []string) error {
 	page := "aerc"
-	if len(args) == 2 {
+	if len(args) == 2 && args[1] != "aerc" {
 		page = "aerc-" + args[1]
 	} else if len(args) > 2 {
 		return errors.New("Usage: help [topic]")