project-timesheet.component.ts

// updates the timesheet hours everytime the inputs are changed

onChanges() {
  this.projectForm.get('projectTime').valueChanges.subscribe(val => {
     let x = val.length;
     for (let i = 0; x > i;) {
       let total = (Number(val[i].hoursHashMap.Sunday.hours)
       + Number(val[i].hoursHashMap.Monday.hours)
       + Number(val[i].hoursHashMap.Tuesday.hours)
       + Number(val[i].hoursHashMap.Wednesday.hours) 
       + Number(val[i].hoursHashMap.Thursday.hours)
       + Number(val[i].hoursHashMap.Friday.hours)
       + Number(val[i].hoursHashMap.Saturday.hours));
       
       this.projectWeekTotals.splice(i, 1, total);
       i++;
       this.getTotalHours();
       this.project.emit(this.projectForm);
      }
   })
}