degesch: order nick autocomplete by time

2 files changed, 22 insertions, 0 deletions

diff --git a/NEWS b/NEWS
index 1c94e79..c5bc35a 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,8 @@
+1.3.0 (20xx-xx-xx)
+
+ * degesch: made nick autocompletion ordered by the time of last action
+
+
 1.2.0 (2021-07-08) "There Are Other Countries As Well"
 
  * degesch: added a /squery command for IRCnet
diff --git a/degesch.c b/degesch.c
index 846d08f..76b8b16 100644
--- a/degesch.c
+++ b/degesch.c
@@ -459,6 +459,10 @@ input_rl_start (void *input, const char *program_name)
 	rl_completer_word_break_characters = NULL;
 	rl_attempted_completion_function = app_readline_completion;
 
+	// We shouldn't produce any duplicates that the library would help us
+	// autofilter, and we don't generally want alphabetic ordering at all
+	rl_sort_completion_matches = false;
+
 	hard_assert (self->prompt != NULL);
 	// The inputrc is read before any callbacks are called, so we need to
 	// register all functions that our user may want to map up front
@@ -7266,6 +7270,19 @@ irc_handle_privmsg_text (struct server *s,
 	char *prefixes = irc_get_privmsg_prefix
 		(s, str_map_find (&s->irc_users, nickname), target);
 
+	// Make autocomplete offer the last speakers first on partial matches
+	// TODO: might want to do this on notices as well, and the behaviour
+	//   shouldn't change depending on whether CAP echo-message is enabled
+	struct user *user;
+	struct channel_user *channel_user;
+	if (buffer->channel
+	 && (user = str_map_find (&s->irc_users, nickname))
+	 && (channel_user = irc_channel_get_user (buffer->channel, user)))
+	{
+		LIST_UNLINK (buffer->channel->users, channel_user);
+		LIST_PREPEND (buffer->channel->users, channel_user);
+	}
+
 	// IRCv3.2 echo-message could otherwise cause us to highlight ourselves
 	if (irc_is_this_us (s, msg->prefix) || !irc_is_highlight (s, text->str))
 	{