sync every hour the latest version of packages with aur

display current version and if outdated in ui
display correct time in output log

backend/src/scheduler/aur_version_update.rs

@@ -0,0 +1,55 @@
+use crate::db::packages;
+use crate::db::prelude::Packages;
+use anyhow::anyhow;
+use aur_rs::{Package, Request};
+use sea_orm::ActiveValue::Set;
+use sea_orm::{ActiveModelTrait, DatabaseConnection, EntityTrait};
+use std::time::Duration;
+use tokio::time::sleep;
+
+pub fn start_aur_version_checking(db: DatabaseConnection) {
+    tokio::spawn(async move {
+        sleep(Duration::from_secs(10)).await;
+        loop {
+            println!("performing aur version checks");
+            match aur_check_versions(db.clone()).await {
+                Ok(_) => {}
+                Err(e) => {
+                    println!("Failed to perform aur version check: {e}")
+                }
+            }
+            sleep(Duration::from_secs(3600)).await;
+        }
+    });
+}
+
+async fn aur_check_versions(db: DatabaseConnection) -> anyhow::Result<()> {
+    let packages = Packages::find().all(&db).await?;
+    let names: Vec<&str> = packages.iter().map(|x| x.name.as_str()).collect();
+
+    let request = Request::default();
+    let response = request.search_multi_info_by_names(names.as_slice()).await;
+
+    let results: Vec<Package> = response
+        .map_err(|_| anyhow!("couldn't download version update"))?
+        .results;
+
+    if results.len() != packages.len() {
+        println!("Package nr in repo and aur api response has different size");
+    }
+
+    for package in packages {
+        match results.iter().find(|x1| x1.name == package.name) {
+            None => {
+                println!("Couldn't find {} in AUR response", package.name)
+            }
+            Some(result) => {
+                let mut package: packages::ActiveModel = package.into();
+
+                package.latest_aur_version = Set(Some(result.version.clone()));
+                let _ = package.update(&db).await;
+            }
+        }
+    }
+    Ok(())
+}

backend/src/scheduler/mod.rs

@@ -0,0 +1 @@
+pub mod aur_version_update;