BlenderBIM and ifcopenshell.api features to enable adding and editing resource time information

src/ifcopenshell-python/ifcopenshell/api/resource/add_resource_time.py

@@ -0,0 +1,15 @@
+import ifcopenshell.util.date
+
+class Usecase:
+    def __init__(self, file, **settings):
+        self.file = file
+        self.settings = {
+            "resource": None,
+        }
+        for key, value in settings.items():
+            self.settings[key] = value
+
+    def execute(self):
+        resource_time = self.file.create_entity("IfcResourceTime")
+        self.settings["resource"].Usage = resource_time
+        return resource_time

src/ifcopenshell-python/ifcopenshell/api/resource/data.py

@@ -1,11 +1,13 @@
 class Data:
     is_loaded = False
     resources = {}
+    resource_times = {}
 
     @classmethod
     def purge(cls):
         cls.is_loaded = False
         cls.resources = {}
+        cls.resource_times = {}
 
     @classmethod
     def load(cls, file):
@@ -13,6 +15,7 @@ class Data:
         if not cls._file:
             return
         cls.load_resources()
+        cls.load_resource_times()
         cls.is_loaded=True
 
     @classmethod
@@ -31,4 +34,20 @@ class Data:
             for rel in resource.ResourceOf:
                 [data["ResourceOf"].append(o.id()) for o in rel.RelatedObjects]
             data["HasContext"] = resource.HasContext[0].RelatingContext.id() if resource.HasContext else None
+            if resource.Usage:
+                data["Usage"] = data["Usage"].id()
             cls.resources[resource.id()] = data
+
+    @classmethod
+    def load_resource_times(cls):
+        cls.resource_times = {}
+        for resource_time in cls._file.by_type("IfcResourceTime"):
+            data = resource_time.get_info()
+            for key, value in data.items():
+                if not value:
+                    continue
+                if "Start" in key or "Finish" in key or key == "StatusTime":
+                    data[key] = ifcopenshell.util.date.ifc2datetime(value)
+                elif "Work" in key or key =="LevelingDelay":
+                    data[key] = ifcopenshell.util.date.ifc2datetime(value)
+            cls.resource_times[resource_time.id()] = data

src/ifcopenshell-python/ifcopenshell/api/resource/edit_resource_time.py

@@ -0,0 +1,36 @@
+import datetime
+import ifcopenshell.util.date
+
+
+class Usecase:
+    def __init__(self, file, **settings):
+        self.file = file
+        self.settings = {"resource_time": None, "attributes": {}}
+        for key, value in settings.items():
+            self.settings[key] = value
+
+    def execute(self):
+        self.resource = self.get_resource()
+
+        # If the user specifies both an end date and a duration, the duration takes priority
+        if (
+            "ScheduleWork" in self.settings["attributes"].keys()
+            and "ScheduleFinish" in self.settings["attributes"].keys()
+        ):
+            del self.settings["attributes"]["ScheduleFinish"]
+        if (
+            "ActualWork" in self.settings["attributes"].keys()
+            and "ActualFinish" in self.settings["attributes"].keys()
+        ):
+            del self.settings["attributes"]["ActualFinish"]
+
+        for name, value in self.settings["attributes"].items():
+            if value:
+                if "Start" in name or "Finish" in name or name == "StatusTime":
+                    value = ifcopenshell.util.date.datetime2ifc(value, "IfcDateTime")
+                elif name == "ScheduleWork" or name == "ActualWork" or name == "RemainingTime":
+                    value = ifcopenshell.util.date.datetime2ifc(value, "IfcDuration")
+            setattr(self.settings["resource_time"], name, value)
+
+    def get_resource(self):
+        return [e for e in self.file.get_inverse(self.settings["resource_time"]) if e.is_a("IfcResource")][0]