Total spendings

src/main.rs

@@ -542,7 +542,19 @@ impl Application for Glaurung {
                 items: &self.variable,
                 on_add: Message::AddVariable,
                 on_expr_edit: Message::EditVariable,
-            })
+            }),
+            horizontal_rule(SECTION_RULE).style(|theme: &Theme| {
+                let def = rule::StyleSheet::appearance(theme, &theme::Rule::Default);
+                rule::Appearance { width: 3, ..def }
+            }),
+            text(&format!(
+                "Total spendings: {} €",
+                self.recurring
+                    .values()
+                    .chain(self.variable.values().flat_map(|(_, f)| f))
+                    .sum::<f64>()
+            ))
+            .size(TEXT_EMPH2),
         ]
         .max_width(500)
         .padding(5)