Make autocomplete asynchronous

1 files changed, 19 insertions, 2 deletions

diff --git a/src/QuickMedia.cpp b/src/QuickMedia.cpp
index e30d453..2ccb9d6 100644
--- a/src/QuickMedia.cpp
+++ b/src/QuickMedia.cpp
@@ -350,6 +350,9 @@ namespace QuickMedia {
         bool search_running = false;
         bool typing = false;
 
+        std::string autocomplete_text;
+        bool autocomplete_running = false;
+
         Body history_body(this, font, bold_font);
         const float tab_text_size = 18.0f;
         const float tab_height = tab_text_size + 10.0f;
@@ -410,8 +413,9 @@ namespace QuickMedia {
         };
 
         search_bar->autocomplete_search_delay = current_plugin->get_autocomplete_delay();
-        search_bar->onAutocompleteRequestCallback = [this](const sf::String &text) {
-            return current_plugin->autocomplete_search(text);
+        search_bar->onAutocompleteRequestCallback = [this, &tabs, &selected_tab, &autocomplete_text](const sf::String &text) {
+            if(tabs[selected_tab].body == body && !current_plugin->search_is_filter())
+                autocomplete_text = text;
         };
 
         search_bar->onTextUpdateCallback = [&update_search_text, this, &tabs, &selected_tab, &typing](const std::string &text) {
@@ -559,6 +563,19 @@ namespace QuickMedia {
                 search_running = false;
             }
 
+            if(!autocomplete_text.empty() && !autocomplete_running) {
+                autocomplete_future = std::async(std::launch::async, [this, autocomplete_text]() {
+                    return current_plugin->autocomplete_search(autocomplete_text);
+                });
+                autocomplete_text.clear();
+                autocomplete_running = true;
+            }
+
+            if(autocomplete_running && autocomplete_future.valid() && autocomplete_future.wait_for(std::chrono::seconds(0)) == std::future_status::ready) {
+                search_bar->set_autocomplete_text(autocomplete_future.get());
+                autocomplete_running = false;
+            }
+
             window.clear(back_color);
             {
                 tab_spacing_rect.setPosition(0.0f, search_bar->getBottomWithoutShadow());