made empty project lines hidden

dispatcher/static/table.js

@@ -216,17 +216,20 @@ class Table {
 
             let projects = parent.projects.map(project => {
                 let durations = Array(this.nDays).fill("")
+                let total = 0
                 project.tasks.forEach(task => {
                     let date = new Date(task.date)
                     let i = Math.floor((date.valueOf() - this.startDate.valueOf()) / DAY_MS)
                     let hours = task.duration / 60
                     durations[i] = hours
+                    total += hours
                     parentDurations[i] += hours
                 })
                 return {
                     id: project.id,
                     name: project.name,
-                    durations: durations
+                    durations: durations,
+                    total: total
                 }
             })
 
@@ -239,7 +242,7 @@ class Table {
                 parent.is_productive
             )
 
-            projects.forEach(project => {
+            projects.filter(p => p.total !== 0).forEach(project => {
                 this.addProject(project.id, project.name, "", project.durations)
             })
         })