weatherstatus: Display hourglass if we could not fetch new data.

statusweather.cpp

@@ -39,6 +39,7 @@ struct weather
 {
     float temperature{-273.15};
     std::string icon{"❗"};
+    bool old{true};
 } __attribute__((aligned(64))) weather; // NOLINT(cert-err58-cpp)
 std::mutex mutex_weather;
 
@@ -137,9 +138,14 @@ bool fetch_weather()
         weather.temperature = json[0]["main"]["temp"].get<float>();
         weather.icon = map_icon(
             json[0]["weather"][0]["icon"].get<std::string_view>());
-        return true;
+        weather.old = false;
     }
-    return false;
+    else
+    {
+        weather.old = true;
+    }
+
+    return true;
 }
 
 void print_weather()
@@ -164,8 +170,9 @@ void print_weather()
                                 return "#66ff66";
                             }()};
 
-    std::cout << format(R"({0:s} <span color="{1:s}">{2:.1f}°C</span>)",
-                        weather.icon, color, weather.temperature)
+    std::cout << format(R"({0:s} <span color="{1:s}">{2:.1f}°C</span>{3:s})",
+                        weather.icon, color, weather.temperature,
+                        weather.old ? R"( <span color="red">⏳</span>)" : "")
               << std::endl;
 }