fix(core): update

ts/smarttime.classes.cronjob.ts

@@ -21,18 +21,29 @@ export class CronJob {
    */
   public checkExecution(): number {
     if (this.nextExecutionUnix === 0) {
-      this.nextExecutionUnix = Date.now() + this.croner.msToNext();
+      this.getNextExecutionTime();
     }
     if (Date.now() > this.nextExecutionUnix) {
       const maybePromise = this.jobFunction();
       if (maybePromise instanceof Promise) {
         maybePromise.catch(e => console.log(e));
       }
-      this.nextExecutionUnix = Date.now() + this.croner.msToNext();
+      this.nextExecutionUnix = this.getNextExecutionTime();
     }
     return this.nextExecutionUnix;
   }
 
+  public getNextExecutionTime() {
+    return this.nextExecutionUnix = Date.now() + this.getTimeToNextExecution();
+  }
+
+  /**
+   * gets the time to next execution
+   */
+  public getTimeToNextExecution() {
+    return this.croner.msToNext();
+  }
+
   public start() {
     this.status = 'started';
   }

ts/smarttime.classes.cronmanager.ts

@@ -36,18 +36,17 @@ export class CronManager {
       const runCronCycle = async () => {
         this.executionTimeout = new plugins.smartdelay.Timeout(0);
         do {
-          let timeToNextOverallExecution: number;
+          let nextRunningCronjob: CronJob;
           for (const cronJob of this.cronjobs.getArray()) {
-            const nextExecutionTime = cronJob.checkExecution();
-            const timeToNextJobExecution = nextExecutionTime - Date.now();
+            cronJob.checkExecution();
             if (
-              timeToNextJobExecution < timeToNextOverallExecution ||
-              !timeToNextOverallExecution
+              !nextRunningCronjob ||
+              cronJob.getTimeToNextExecution() < nextRunningCronjob.getTimeToNextExecution()
             ) {
-              timeToNextOverallExecution = timeToNextJobExecution;
+              nextRunningCronjob = cronJob;
             }
           }
-          this.executionTimeout = new plugins.smartdelay.Timeout(timeToNextOverallExecution);
+          this.executionTimeout = new plugins.smartdelay.Timeout(nextRunningCronjob.getTimeToNextExecution());
           console.log(
             `Next CronJob scheduled in ${this.executionTimeout.getTimeLeft()} milliseconds`
           );