Improve search functionality

src/window/picplanner-window.c

@@ -65,6 +65,51 @@ struct _PicplannerWindow
 
 G_DEFINE_TYPE (PicplannerWindow, picplanner_window, ADW_TYPE_APPLICATION_WINDOW)
 
+static gboolean
+find_loc_children (GWeatherLocation *location,
+                   const char *search_str,
+                   GWeatherLocation **locations,
+                   int *iteration)
+{
+  GWeatherLocation *child = NULL;
+  while ((child = gweather_location_next_child (location, child)) != NULL)
+    {
+      if (gweather_location_get_level (child) == GWEATHER_LOCATION_CITY &&
+          *iteration < 10)
+        {
+          const char *city = gweather_location_get_name (child);
+          const char *city_norm = g_utf8_normalize (city, strlen (city), G_NORMALIZE_ALL_COMPOSE);
+          const char *city_string = g_utf8_casefold (city_norm, strlen (city_norm));
+          if (strstr (city_string, search_str))
+            {
+              locations[*iteration] = g_object_ref(child);
+              (*iteration)++;
+              //g_print ("Search: %s, City to append: %s\n",search_str, city_string);
+            }
+        }
+      else
+        {
+          if (find_loc_children (child, search_str, locations, iteration))
+          return TRUE;
+        }
+    }
+
+    return FALSE;
+}
+
+static void
+find_loc (GWeatherLocation *world,
+          const char *search_str,
+          GWeatherLocation **locations)
+{
+  int *iteration;
+  int iter = 0;
+  iteration = &iter;
+
+  find_loc_children (world, search_str, locations, iteration);
+}
+
+
 static void
 search_location (GtkWidget *self,
                  gpointer user_data)
@@ -73,12 +118,29 @@ search_location (GtkWidget *self,
   PicplannerWindow *window = user_data;
   (void) window;
 
-  const char *search_string = gtk_editable_get_text (GTK_EDITABLE (window->search_entry));
-  const char *search_string_casefold = g_utf8_casefold (search_string, strlen (search_string));
-  g_print ("Search string: %s\n", search_string_casefold);
+  const char *search_text = gtk_editable_get_text (GTK_EDITABLE (window->search_entry));
+  const char *search_norm = g_utf8_normalize (search_text, strlen (search_text), G_NORMALIZE_ALL_COMPOSE);
+  const char *search_string = g_utf8_casefold (search_text, strlen (search_norm));
+  g_print ("Search string: %s\n", search_string);
 
 
   GWeatherLocation *world = gweather_location_get_world ();
+  GWeatherLocation *locations[10];
+
+  for (int i=0; i<10; i++)
+    locations[i] = NULL;
+
+  if (!strstr ("", search_string))
+    {
+      find_loc (world, search_string, locations);
+    }
+
+  for (int i=0; i<10; i++)
+    {
+      if (locations[i])
+          g_print ("Found locations: %s\n", gweather_location_get_name (locations[i]));
+    }
+
 }
 
 static void