From 2c7e8e331128edb68d6ca04a6f026717bf568b93 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?P=C5=99emysl=20Janouch?= <p.janouch@gmail.com>
Date: Wed, 5 Oct 2016 05:54:40 +0200
Subject: Add a non-functional Streams tab

Bump liberty.
---
 liberty  |  2 +-
 nncmpp.c | 67 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 68 insertions(+), 1 deletion(-)

diff --git a/liberty b/liberty
index 952cf98..ad143fd 160000
--- a/liberty
+++ b/liberty
@@ -1 +1 @@
-Subproject commit 952cf985dca6a97ee662f3b189788089abd2ef57
+Subproject commit ad143fd8c06f2d46559e99c54fa2b611a25e3cc9
diff --git a/nncmpp.c b/nncmpp.c
index 42e6d26..b275343 100644
--- a/nncmpp.c
+++ b/nncmpp.c
@@ -233,6 +233,7 @@ static struct app_context
 	// Data:
 
 	struct config config;               ///< Program configuration
+	struct str_vector streams;          ///< List of "name NUL URI NUL"
 
 	struct tab *help_tab;               ///< Special help tab
 	struct tab *tabs;                   ///< All other tabs
@@ -379,12 +380,46 @@ load_config_colors (struct config_item *subtree, void *user_data)
 #undef XX
 }
 
+static int
+str_vector_sort_utf8_cb (const void *a, const void *b)
+{
+	return u8_strcmp (*(const uint8_t **) a, *(const uint8_t **) b);
+}
+
+static void
+load_config_streams (struct config_item *subtree, void *user_data)
+{
+	(void) user_data;
+
+	// XXX: we can't use the tab in load_config_streams() because it hasn't
+	//   been initialized yet, and we cannot initialize it before the
+	//   configuration has been loaded.  Thus we load it into the app_context.
+	struct str_map_iter iter;
+	str_map_iter_init (&iter, &subtree->value.object);
+	struct config_item *item;
+	while ((item = str_map_iter_next (&iter)))
+		if (!config_item_type_is_string (item->type))
+			print_warning ("`%s': stream URIs must be strings", iter.link->key);
+		else
+		{
+			struct str s;
+			str_init (&s);
+			str_append (&s, iter.link->key);
+			str_append_c (&s, '\0');
+			str_append_str (&s, &item->value.string);
+			str_vector_add_owned (&g_ctx.streams, str_steal (&s));
+		}
+	qsort (g_ctx.streams.vector, g_ctx.streams.len,
+		sizeof *g_ctx.streams.vector, str_vector_sort_utf8_cb);
+}
+
 static void
 app_load_configuration (void)
 {
 	struct config *config = &g_ctx.config;
 	config_register_module (config, "settings", load_config_settings, NULL);
 	config_register_module (config, "colors",   load_config_colors,   NULL);
+	config_register_module (config, "streams",  load_config_streams,  NULL);
 
 	char *filename = resolve_filename
 		(PROGRAM_NAME ".conf", resolve_relative_config_filename);
@@ -429,6 +464,7 @@ app_init_context (void)
 	poller_init (&g_ctx.poller);
 	mpd_client_init (&g_ctx.client, &g_ctx.poller);
 	config_init (&g_ctx.config);
+	str_vector_init (&g_ctx.streams);
 
 	// This is also approximately what libunistring does internally,
 	// since the locale name is canonicalized by locale_charset().
@@ -480,6 +516,7 @@ app_free_context (void)
 {
 	mpd_client_free (&g_ctx.client);
 	str_map_free (&g_ctx.playback_info);
+	str_vector_free (&g_ctx.streams);
 
 	config_free (&g_ctx.config);
 	poller_free (&g_ctx.poller);
@@ -1471,6 +1508,30 @@ app_process_termo_event (termo_key_t *event)
 	return true;
 }
 
+// --- Streams -----------------------------------------------------------------
+
+// TODO: play stream on Enter (just send a command, presumably)
+
+static void
+streams_tab_on_item_draw (struct tab *self, unsigned item_index,
+	struct row_buffer *buffer, int width)
+{
+	(void) self;
+	(void) width;
+
+	row_buffer_append (buffer, g_ctx.streams.vector[item_index], 0);
+}
+
+static struct tab *
+streams_tab_init (void)
+{
+	static struct tab super;
+	tab_init (&super, "Streams");
+	super.on_item_draw = streams_tab_on_item_draw;
+	super.item_count = g_ctx.streams.len;
+	return &super;
+}
+
 // --- Info tab ----------------------------------------------------------------
 
 static struct
@@ -2194,6 +2255,12 @@ main (int argc, char *argv[])
 	new_tab = info_tab_init ();
 	LIST_PREPEND (g_ctx.tabs, new_tab);
 
+	if (g_ctx.streams.len)
+	{
+		new_tab = streams_tab_init ();
+		LIST_PREPEND (g_ctx.tabs, new_tab);
+	}
+
 	g_ctx.help_tab = help_tab_init ();
 	g_ctx.active_tab = g_ctx.help_tab;
 
-- 
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