Display global statistics

moneymgr_backend/src/controllers/mod.rs

@@ -8,6 +8,7 @@ pub mod files_controller;
 pub mod movement_controller;
 pub mod server_controller;
 pub mod static_controller;
+pub mod stats_controller;
 pub mod tokens_controller;
 
 #[derive(thiserror::Error, Debug)]

moneymgr_backend/src/controllers/stats_controller.rs

@@ -0,0 +1,25 @@
+use crate::controllers::HttpResult;
+use crate::extractors::auth_extractor::AuthExtractor;
+use crate::services::{files_service, movements_service};
+use actix_web::HttpResponse;
+
+#[derive(serde::Serialize)]
+struct GlobalStats {
+    global_balance: f32,
+    number_movements: usize,
+    number_files: usize,
+    total_files_size: u64,
+}
+
+/// Get global statistics
+pub async fn global(auth: AuthExtractor) -> HttpResult {
+    let movements = movements_service::get_all_movements_user(auth.user.id()).await?;
+    let files = files_service::get_all_files_user(auth.user.id()).await?;
+
+    Ok(HttpResponse::Ok().json(GlobalStats {
+        global_balance: movements.iter().fold(0.0, |sum, m| sum + m.amount),
+        number_movements: movements.len(),
+        number_files: files.len(),
+        total_files_size: files.iter().fold(0, |sum, m| sum + m.file_size as u64),
+    }))
+}