Use of now() to have a precise period of time

diff --git a/src/main.rs b/src/main.rs
index 642a6e9..4854e1e 100644 (file)
--- a/src/main.rs
+++ b/src/main.rs
@@ -45,6 +45,7 @@ impl Config {
 }
 
 const FILE_CONF: &str = "config.ron";
+const PULL_PERIOD: time::Duration = time::Duration::from_secs(60); // 1 min.
 
 fn main() -> Result<()> {
     println!("I need a RTX 3080 right now :)");
@@ -60,6 +61,7 @@ fn main() -> Result<()> {
     let client = reqwest::blocking::Client::new();
 
     loop {
+        let time_beginning_loop = time::Instant::now();
         println!("Request: {}", url);
 
         match client.get(&url).send() {
@@ -96,7 +98,12 @@ fn main() -> Result<()> {
                 println!("Error during request: {:?}", error)
         }
 
-        thread::sleep(time::Duration::from_secs(60)); // 1 min.
+        let elapsed = time::Instant::now() - time_beginning_loop;
+
+        if elapsed < PULL_PERIOD {
+            let to_wait = PULL_PERIOD - elapsed;
+            thread::sleep(to_wait);
+        }
     }
 }