From 08c00273973b57e346f65b301f905bd290a00327 Mon Sep 17 00:00:00 2001
From: Přemysl Janouch <p.janouch@gmail.com>
Date: Wed, 15 Apr 2015 16:54:05 +0200
Subject: degesch: more buffer-related stuff

---
 degesch.c | 61 +++++++++++++++++++++++++++++++++++++++++++++++++++++--------
 1 file changed, 53 insertions(+), 8 deletions(-)

diff --git a/degesch.c b/degesch.c
index 1786770..af2ffac 100644
--- a/degesch.c
+++ b/degesch.c
@@ -200,6 +200,7 @@ struct buffer
 
 	// Channel information:
 
+	char *mode;                         ///< Channel mode
 	char *topic;                        ///< Channel topic
 	struct str_map nicks;               ///< Maps nicks to "nick_info"
 };
@@ -220,6 +221,7 @@ buffer_destroy (struct buffer *self)
 	free (self->name);
 	// Can't really free "history" here
 	free (self->saved_line);
+	free (self->mode);
 	free (self->topic);
 	str_map_free (&self->nicks);
 	free (self);
@@ -253,6 +255,13 @@ struct app_context
 	SSL_CTX *ssl_ctx;                   ///< SSL context
 	SSL *ssl;                           ///< SSL connection
 
+	// TODO: initialize and update these two values
+	// TODO: probably issue a USERHOST message for ourselves after connecting
+	//   to enable proper word-wrapping; then store it here also, separately,
+	//   without the nickname at the beginning; also could just use WHOIS
+	char *irc_nickname;                 ///< Current nickname
+	char *irc_user_mode;                ///< Current user mode
+
 	// Events:
 
 	struct poller_fd tty_event;         ///< Terminal input event
@@ -353,6 +362,9 @@ app_context_free (struct app_context *self)
 	if (self->ssl_ctx)
 		SSL_CTX_free (self->ssl_ctx);
 
+	free (self->irc_nickname);
+	free (self->irc_user_mode);
+
 	LIST_FOR_EACH (struct buffer, iter, self->buffers)
 		buffer_destroy (iter);
 	str_map_free (&self->buffers_by_name);
@@ -1251,8 +1263,9 @@ refresh_prompt (struct app_context *ctx)
 
 	if (!ctx->irc_ready)
 		str_append (&prompt, "(disconnected)");
-	else
+	else if (soft_assert (ctx->current_buffer))
 	{
+		struct buffer *buffer = ctx->current_buffer;
 		str_append_c (&prompt, '[');
 
 		char *unseen_prefix = get_unseen_prefix (ctx);
@@ -1260,10 +1273,14 @@ refresh_prompt (struct app_context *ctx)
 			str_append_printf (&prompt, "(%s) ", unseen_prefix);
 		free (unseen_prefix);
 
-		// TODO: name of the current buffer
-		// TODO: the channel user mode
-		str_append (&prompt, str_map_find (&ctx->config, "nickname"));
-		// TODO: user mode in parenthesis
+		str_append (&prompt, buffer->name);
+		if (buffer->type == BUFFER_CHANNEL)
+			str_append_printf (&prompt, "(%s)", buffer->mode);
+		str_append_c (&prompt, ' ');
+
+		str_append (&prompt, ctx->irc_nickname);
+		str_append_printf (&prompt, "(%s)", ctx->irc_user_mode);
+
 		str_append_c (&prompt, ']');
 	}
 	str_append (&prompt, " ");
@@ -1303,7 +1320,19 @@ on_readline_goto_buffer (int count, int key)
 	if (n < 0 || n > 9)
 		return 0;
 
-	// TODO: switch to the n-th buffer
+	// There's no zero-th buffer
+	if (n == 0)
+		n = 10;
+
+	// Activate the n-th buffer
+	int i = 0;
+	struct app_context *ctx = g_ctx;
+	LIST_FOR_EACH (struct buffer, iter, ctx->buffers)
+		if (++i == n)
+		{
+			buffer_activate (ctx, iter);
+			break;
+		}
 	return 0;
 }
 
@@ -1312,7 +1341,15 @@ on_readline_previous_buffer (int count, int key)
 {
 	(void) key;
 
-	// TODO: switch "count" times to the previous buffer
+	struct app_context *ctx = g_ctx;
+	if (!ctx->current_buffer)
+		return 0;
+
+	struct buffer *new_buffer = ctx->current_buffer;
+	while (count-- > 0)
+		if (!(new_buffer = new_buffer->prev))
+			new_buffer = ctx->buffers_tail;
+	buffer_activate (ctx, new_buffer);
 	return 0;
 }
 
@@ -1321,7 +1358,15 @@ on_readline_next_buffer (int count, int key)
 {
 	(void) key;
 
-	// TODO: switch "count" times to the next buffer
+	struct app_context *ctx = g_ctx;
+	if (!ctx->current_buffer)
+		return 0;
+
+	struct buffer *new_buffer = ctx->current_buffer;
+	while (count-- > 0)
+		if (!(new_buffer = new_buffer->next))
+			new_buffer = ctx->buffers;
+	buffer_activate (ctx, new_buffer);
 	return 0;
 }
 
-- 
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