Add a search feature for Library tab

This commit is contained in:
Přemysl Eric Janouch 2018-10-21 00:38:18 +02:00
parent 609ddfab22
commit 8f362e787b
Signed by: p
GPG Key ID: A0420B94F92B9493
1 changed files with 113 additions and 27 deletions

140
nncmpp.c
View File

@ -1545,6 +1545,7 @@ app_goto_tab (int tab_index)
XX( MPD_VOLUME_UP, "Increase volume" ) \
XX( MPD_VOLUME_DOWN, "Decrease volume" ) \
\
XX( MPD_SEARCH, "Global search" ) \
XX( MPD_ADD, "Add selection to playlist" ) \
XX( MPD_REPLACE, "Replace playlist" ) \
XX( MPD_UPDATE_DB, "Update MPD database" ) \
@ -2001,6 +2002,7 @@ g_normal_defaults[] =
{ "Delete", ACTION_DELETE },
{ "Backspace", ACTION_UP },
{ "v", ACTION_MULTISELECT },
{ "/", ACTION_MPD_SEARCH },
{ "a", ACTION_MPD_ADD },
{ "r", ACTION_MPD_REPLACE },
{ ":", ACTION_MPD_COMMAND },
@ -2268,6 +2270,8 @@ static struct
struct str path; ///< Current path
struct strv items; ///< Current items (type, name, path)
struct library_level *above; ///< Upper levels
bool searching; ///< Search mode is active
}
g_library_tab;
@ -2375,13 +2379,13 @@ library_tab_parent (void)
}
static bool
library_tab_is_above (const char *above, const char *path)
library_tab_is_above (const char *above, const char *subdir)
{
size_t above_len = strlen (above);
if (strncmp (above, path, above_len))
if (strncmp (above, subdir, above_len))
return false;
// The root is an empty string and is above anything other than itself
return path[above_len] == '/' || (*path && !*above);
return subdir[above_len] == '/' || (*subdir && !*above);
}
static void
@ -2427,20 +2431,9 @@ library_tab_change_level (const char *new_path)
}
static void
library_tab_on_data (const struct mpd_response *response,
const struct strv *data, void *user_data)
library_tab_load_data (const struct strv *data)
{
char *new_path = user_data;
if (!response->success)
{
print_error ("cannot read directory: %s", response->message_text);
free (new_path);
return;
}
strv_reset (&g_library_tab.items);
library_tab_change_level (new_path);
free (new_path);
char *parent = library_tab_parent ();
if (parent)
@ -2481,9 +2474,31 @@ library_tab_on_data (const struct mpd_response *response,
app_invalidate ();
}
static void
library_tab_on_data (const struct mpd_response *response,
const struct strv *data, void *user_data)
{
char *new_path = user_data;
if (!response->success)
{
print_error ("cannot read directory: %s", response->message_text);
free (new_path);
return;
}
g_library_tab.searching = false;
library_tab_change_level (new_path);
free (new_path);
library_tab_load_data (data);
}
static void
library_tab_reload (const char *new_path)
{
if (!new_path && g_library_tab.searching)
return; // TODO: perhaps we should call search_on_changed()
char *path = new_path
? xstrdup (new_path)
: xstrdup (g_library_tab.path.str);
@ -2494,6 +2509,48 @@ library_tab_reload (const char *new_path)
mpd_client_idle (c, 0);
}
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
static void
library_tab_on_search_data (const struct mpd_response *response,
const struct strv *data, void *user_data)
{
(void) user_data;
if (!g_library_tab.searching)
return;
if (!response->success)
{
print_error ("cannot search: %s", response->message_text);
return;
}
library_tab_load_data (data);
}
static void
search_on_changed (void)
{
struct mpd_client *c = &g.client;
size_t len;
char *u8 = (char *) u32_to_u8 (g.editor.line, g.editor.len + 1, NULL, &len);
mpd_client_send_command (c, "search", "any", u8, NULL);
free (u8);
mpd_client_add_task (c, library_tab_on_search_data, NULL);
mpd_client_idle (c, 0);
}
static void
search_on_end (bool confirmed)
{
if (!confirmed)
library_tab_reload (g_library_tab.above->path);
}
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
static bool
library_tab_is_range_playable (struct tab_range range)
{
@ -2544,6 +2601,47 @@ library_tab_on_action (enum action action)
}
return parent != NULL;
}
case ACTION_MPD_SEARCH:
{
line_editor_start (&g.editor, '/');
g.editor.on_changed = search_on_changed;
g.editor.on_end = search_on_end;
// We just need to be deeper but not match anything real,
// in order to keep the rest of the codebase functional as-is
if (!g_library_tab.searching)
{
char *fake_subdir = xstrdup_printf ("%s/", g_library_tab.path.str);
library_tab_change_level (fake_subdir);
free (fake_subdir);
}
free (g_library_tab.super.header);
g_library_tab.super.header = xstrdup_printf ("Global search");
g_library_tab.searching = true;
// Since we've already changed the header, empty the list,
// although to be consistent we should also ask to search for "",
// which dumps the database
struct strv empty = strv_make ();
library_tab_load_data (&empty);
strv_free (&empty);
app_invalidate ();
return true;
}
case ACTION_MPD_ADD:
if (!library_tab_is_range_playable (range))
break;
for (int i = range.from; i <= range.upto; i++)
{
struct library_tab_item x =
library_tab_resolve (g_library_tab.items.vector[i]);
if (x.type == LIBRARY_DIR || x.type == LIBRARY_FILE)
MPD_SIMPLE ("add", x.path);
}
return true;
case ACTION_MPD_REPLACE:
if (!library_tab_is_range_playable (range))
break;
@ -2568,18 +2666,6 @@ library_tab_on_action (enum action action)
mpd_client_add_task (c, mpd_on_simple_response, NULL);
mpd_client_idle (c, 0);
return true;
case ACTION_MPD_ADD:
if (!library_tab_is_range_playable (range))
break;
for (int i = range.from; i <= range.upto; i++)
{
struct library_tab_item x =
library_tab_resolve (g_library_tab.items.vector[i]);
if (x.type == LIBRARY_DIR || x.type == LIBRARY_FILE)
MPD_SIMPLE ("add", x.path);
}
return true;
default:
break;
}