[IMP] pms_api_rest: controller to modify reservation lines (room_id, & dates)

pms_api_rest/datamodels/__init__.py

@@ -14,3 +14,4 @@ from . import pms_checkin_partner_info
 from . import pms_partner_info
 
 from . import pms_calendar_swap_info
+from . import pms_calendar_changes

pms_api_rest/datamodels/pms_calendar_changes.py

@@ -0,0 +1,8 @@
+from marshmallow import fields
+
+from odoo.addons.datamodel.core import Datamodel
+
+
+class PmsCalendarChanges(Datamodel):
+    _name = "pms.calendar.changes"
+    reservationLinesChanges = fields.List(fields.Dict(required=False, allow_none=True))

pms_api_rest/services/reservation_services.py

@@ -44,3 +44,53 @@ class PmsRoomService(Component):
                 )
             )
         return result_reservations
+
+    @restapi.method(
+        [
+            (
+                [
+                    "/<int:reservation_id>",
+                ],
+                "PATCH",
+            )
+        ],
+        input_param=Datamodel("pms.calendar.changes", is_list=False),
+        auth="public",
+    )
+    def move_reservation_line(self, reservation_id, reservation_lines_changes):
+
+        # get date of first reservation id to change
+        first_reservation_line_id_to_change = (
+            reservation_lines_changes.reservationLinesChanges[0]["reservationLineId"]
+        )
+        first_reservation_line_to_change = self.env["pms.reservation.line"].browse(
+            first_reservation_line_id_to_change
+        )
+        date_first_reservation_line_to_change = datetime.strptime(
+            reservation_lines_changes.reservationLinesChanges[0]["date"], "%Y-%m-%d"
+        )
+
+        # iterate changes
+        for change_iterator in sorted(
+            reservation_lines_changes.reservationLinesChanges,
+            # adjust order to start changing from last/first reservation line
+            # to avoid reservation line date constraint
+            reverse=first_reservation_line_to_change.date
+            < date_first_reservation_line_to_change.date(),
+            key=lambda x: datetime.strptime(x["date"], "%Y-%m-%d"),
+        ):
+            # recordset of each line
+            line_to_change = self.env["pms.reservation.line"].search(
+                [
+                    ("reservation_id", "=", reservation_id),
+                    ("id", "=", change_iterator["reservationLineId"]),
+                ]
+            )
+            # modifying date, room_id, ...
+            if "date" in change_iterator:
+                line_to_change.date = change_iterator["date"]
+            if (
+                "roomId" in change_iterator
+                and line_to_change.room_id.id != change_iterator["roomId"]
+            ):
+                line_to_change.room_id = change_iterator["roomId"]