Friction: Fix scenarios support.

src/Model/Friction/Friction.py

@@ -207,6 +207,15 @@ class Friction(SQLSubModel):
 
         return new
 
+    def must_be_saved(self):
+        ssi = self._status.scenario_id
+
+        return (
+            self._begin_strickler._owner_scenario == ssi
+            or self._end_strickler._owner_scenario == ssi
+            or super(Friction, self).must_be_saved()
+        )
+
     def _db_save(self, execute, data=None):
         if not self.must_be_saved():
             return True
@@ -228,7 +237,7 @@ class Friction(SQLSubModel):
             "VALUES (" +
             f"{self.id}, {self._db_format(self.is_deleted())}, " +
             f"{ind}, {self._begin_rk}, {self._end_rk}, " +
-            f"{self._reach.id}, {b_s_id}, {e_s_id}" +
+            f"{self._reach.id}, {b_s_id}, {e_s_id}, " +
             f"{self._status.scenario_id}" +
             ")"
         )

src/Model/Friction/FrictionList.py

@@ -62,7 +62,7 @@ class FrictionList(PamhyrModelList):
         reach = data["reach"]
         execute(
             f"DELETE FROM friction WHERE reach = {reach.id} " +
-            f"WHERE scenario = {self._status.scenario_id}"
+            f"AND scenario = {self._status.scenario_id}"
         )
 
         ok = True

src/View/Frictions/translate.py

@@ -45,5 +45,5 @@ class FrictionsTranslate(MainTranslate):
             "begin_rk": _translate("Frictions", "Start (m)"),
             "end_rk": _translate("Frictions", "End (m)"),
             "begin_strickler": _translate("Frictions", "Start coefficient"),
-            "end_strickler": _translate("Frictions", "End coefficient"),
+            # "end_strickler": _translate("Frictions", "End coefficient"),
         }