Fix bug where calendar caching meant invalid duration calculations if you edited your calendar after a date calculation.

src/ifcopenshell-python/ifcopenshell/api/sequence/add_time_period.py

@@ -18,6 +18,7 @@
 
 import ifcopenshell.api
 import ifcopenshell.util.date
+import ifcopenshell.util.sequence
 from datetime import datetime
 from datetime import timedelta
 
@@ -93,4 +94,8 @@ class Usecase:
         time_periods = list(self.settings["recurrence_pattern"].TimePeriods or [])
         time_periods.append(time_period)
         self.settings["recurrence_pattern"].TimePeriods = time_periods
+
+        ifcopenshell.util.sequence.is_working_day.cache_clear()
+        ifcopenshell.util.sequence.is_calendar_applicable.cache_clear()
+
         return time_period

src/ifcopenshell-python/ifcopenshell/api/sequence/edit_recurrence_pattern.py

@@ -16,6 +16,9 @@
 # You should have received a copy of the GNU Lesser General Public License
 # along with IfcOpenShell.  If not, see <http://www.gnu.org/licenses/>.
 
+import ifcopenshell
+import ifcopenshell.util.sequence
+
 
 class Usecase:
     def __init__(self, file, recurrence_pattern=None, attributes=None):
@@ -56,3 +59,6 @@ class Usecase:
     def execute(self):
         for name, value in self.settings["attributes"].items():
             setattr(self.settings["recurrence_pattern"], name, value)
+
+        ifcopenshell.util.sequence.is_working_day.cache_clear()
+        ifcopenshell.util.sequence.is_calendar_applicable.cache_clear()

src/ifcopenshell-python/ifcopenshell/api/sequence/edit_work_time.py

@@ -44,10 +44,11 @@ class Usecase:
             work_time = ifcopenshell.api.run("sequence.add_work_time", model,
                 work_calendar=calendar, time_type="WorkingTimes")
 
-            # Edit our work time to state that the work time only applies after
+            # If we don't specify any recurring time periods in our work time,
-            # a start date.
+            # we need to specify a start and end date of the work time. It
+            # starts at 0:00 on the start date and 24:00 at the end date.
             ifcopenshell.api.run("sequence.edit_work_time", model,
-                work_time=work_time, attributes={"StartDate": "2000-01-01"})
+                work_time=work_time, attributes={"StartDate": "2000-01-01", "FinishDate": "2000-01-02"})
         """
         self.file = file
         self.settings = {"work_time": work_time, "attributes": attributes or {}}

src/ifcopenshell-python/ifcopenshell/util/sequence.py

@@ -168,7 +168,7 @@ def is_calendar_applicable(day, calendar):
 
 
 def is_day_in_work_time(day, work_time):
-    is_day_in_work_time = False
+    is_day_in_work_time = True
     if isinstance(day, datetime.datetime):
         day = datetime.date(day.year, day.month, day.day)
     if work_time.Start:

src/ifcopenshell-python/test/api/sequence/test_edit_task_time.py

@@ -193,3 +193,52 @@ class TestEditTaskTime(test.bootstrap.IFC4):
         assert task_time.ScheduleDuration == "P0D"
         assert task_time.ScheduleStart == "2000-01-01T09:00:00"
         assert task_time.ScheduleFinish == "2000-01-01T09:00:00"
+
+    def test_editing_a_start_date_and_duration_with_a_calendar(self):
+        ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcProject")
+        calendar = ifcopenshell.api.run("sequence.add_work_calendar", self.file)
+        task = self.file.createIfcTask()
+        ifcopenshell.api.run("control.assign_control", self.file, relating_control=calendar, related_object=task)
+        task_time = ifcopenshell.api.run("sequence.add_task_time", self.file, task=task)
+        ifcopenshell.api.run(
+            "sequence.edit_task_time",
+            self.file,
+            task_time=task_time,
+            attributes={
+                "DurationType": "WORKTIME",
+                "ScheduleDuration": "P7D",
+                "ScheduleStart": datetime.datetime(2020, 1, 1),
+            },
+        )
+        assert task_time.ScheduleStart == "2020-01-01T09:00:00"
+        assert task_time.ScheduleFinish == "2020-01-07T17:00:00"
+        assert task_time.ScheduleDuration == "P7D"
+
+        work_time = ifcopenshell.api.run(
+            "sequence.add_work_time", self.file, work_calendar=calendar, time_type="WorkingTimes"
+        )
+        pattern = ifcopenshell.api.run(
+            "sequence.assign_recurrence_pattern", self.file, parent=work_time, recurrence_type="WEEKLY"
+        )
+        ifcopenshell.api.run(
+            "sequence.edit_recurrence_pattern",
+            self.file,
+            recurrence_pattern=pattern,
+            attributes={"WeekdayComponent": [1, 2, 3, 4, 5]},
+        )
+        ifcopenshell.api.run(
+            "sequence.add_time_period", self.file, recurrence_pattern=pattern, start_time="09:00", end_time="17:00"
+        )
+        ifcopenshell.api.run(
+            "sequence.edit_task_time",
+            self.file,
+            task_time=task_time,
+            attributes={
+                "DurationType": "WORKTIME",
+                "ScheduleDuration": "P7D",
+                "ScheduleStart": datetime.datetime(2020, 1, 1),
+            },
+        )
+        assert task_time.ScheduleStart == "2020-01-01T09:00:00"
+        assert task_time.ScheduleFinish == "2020-01-09T17:00:00"
+        assert task_time.ScheduleDuration == "P7D"