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#include "servconn.h"

#include "utils.h"

#include <debug.h>

#define GGP_SERVCONN_HISTORY_PREF "/plugins/prpl/gg/server_history"
#define GGP_SERVCONN_HISTORY_MAXLEN 15

typedef struct
{
	GList *server_history;
	PurpleAccountOption *server_option;
} ggp_servconn_global_data;

static ggp_servconn_global_data global_data;

void ggp_servconn_setup(PurpleAccountOption *server_option)
{
	purple_prefs_add_string(GGP_SERVCONN_HISTORY_PREF, "");
	
	global_data.server_option = server_option;
	global_data.server_history = ggp_strsplit_list(purple_prefs_get_string(
		GGP_SERVCONN_HISTORY_PREF), ";", GGP_SERVCONN_HISTORY_MAXLEN + 1);
	global_data.server_history = ggp_list_truncate(
		global_data.server_history, GGP_SERVCONN_HISTORY_MAXLEN,
		g_free);
	
	purple_account_option_string_set_hints(global_data.server_option,
		ggp_servconn_get_servers());
}

void ggp_servconn_cleanup(void)
{
	g_list_free_full(global_data.server_history, &g_free);
}

void ggp_servconn_add_server(const gchar *server)
{
	GList *old_entry;
	
	old_entry = g_list_find_custom(global_data.server_history, server,
		(GCompareFunc)g_strcmp0);
	if (old_entry)
	{
		g_free(old_entry->data);
		global_data.server_history = g_list_delete_link(
			global_data.server_history, old_entry);
	}
	
	global_data.server_history = g_list_prepend(global_data.server_history,
		g_strdup(server));
	global_data.server_history = ggp_list_truncate(
		global_data.server_history, GGP_SERVCONN_HISTORY_MAXLEN,
		g_free);

	purple_prefs_set_string(GGP_SERVCONN_HISTORY_PREF, ggp_strjoin_list(";",
		global_data.server_history));
	purple_account_option_string_set_hints(global_data.server_option,
		ggp_servconn_get_servers());
}

GSList * ggp_servconn_get_servers(void)
{
	return ggp_list_copy_to_slist_deep(global_data.server_history,
		(GCopyFunc)g_strdup, NULL);
}