fix: 🚑 run rustler immediately when no rules configured

lib/rustlers/svc.rs

@@ -159,10 +159,10 @@ where
                 rustler.set_msg_sender(Some(sender))
             }
 
-            if let Some((start, stop)) = rules {
             let start_name = format!("start-rustler-{}", market.short_name);
             let end_name = format!("end-rustler-{}", market.short_name);
 
+            if let Some((start, stop)) = &rules {
                 // TODO: we will need to store the job handlers in the `RustlersSvc` struct
                 //       so that we can stop them when we need to restart the rustlers
 
@@ -194,17 +194,16 @@ where
                     market.short_name,
                     end_job.get_next_run()
                 );
+            } else {
+                info!("No schedule rules found for market '{}'", market.short_name);
+            }
 
-                if should_be_running_now(start, stop) {
+            if should_be_running_now(rules) {
                 info!("Starting '{start_name}' right away");
                 Self::start_rustler_for(rustler.clone(), tickers).await;
             }
 
             Ok(())
-            } else {
-                warn!("No schedule rules found for market '{}'", market.short_name);
-                Ok(())
-            }
         } else {
             warn!("No rustler found for market '{}'", market.short_name);
             Ok(())
@@ -314,7 +313,8 @@ enum Op {
 }
 
 /// checks if the rustler should be running now
-fn should_be_running_now(start: SchedulingRule, stop: SchedulingRule) -> bool {
+fn should_be_running_now(rules: Option<(SchedulingRule, SchedulingRule)>) -> bool {
+    if let Some((start, stop)) = rules {
         let now = chrono::Local::now();
 
         let start_date = start.next_from(now);
@@ -330,4 +330,8 @@ fn should_be_running_now(start: SchedulingRule, stop: SchedulingRule) -> bool {
             (Some(start), Some(stop)) => stop < start && now < stop,
             _ => true,
         }
+    } else {
+        // if there are no rules, it means the rustler should be running all the time
+        true
+    }
 }