More intelligent proposed times when adding more schedule entries

frontend/src/components/program/FormScheduleEntryList.vue

@@ -71,10 +71,20 @@ export default {
   },
   methods: {
     addScheduleEntry() {
+      const previous = this.localScheduleEntries[this.localScheduleEntries.length - 1]
+      const previousStart = dayjs.utc(previous.start)
+      const previousEnd = dayjs.utc(previous.end)
+      const duration = previousEnd.diff(previousStart)
+      const proposedEnd = previousEnd.add(duration)
+      const periodEnd = dayjs.utc(this.period.end).add(24, 'hour')
+      const start = proposedEnd.isSameOrBefore(periodEnd)
+        ? previousEnd
+        : dayjs.utc(this.period.start).add(7, 'hour')
+      const end = start.add(duration)
       this.localScheduleEntries.push({
         period: () => this.period,
-        start: dayjs.utc(this.period.start).add(7, 'hour').format(),
-        end: dayjs.utc(this.period.start).add(8, 'hour').format(),
+        start: start.format(),
+        end: end.format(),
         key: uniqueId(),
         deleted: false,
       })