#36 Quality checks

* adds quality check logic for EcoAccount with EcoAccountQualityChecker
* adds/updates translations
* adds quality check logic for EMA with EmaQualityChecker

konova/forms.py

@@ -472,13 +472,16 @@ class RecordModalForm(BaseModalForm):
 
         """
         super_val = super().is_valid()
-        msgs = self.instance.quality_check() or []
-        for msg in msgs:
+        if self.instance.recorded:
+            # If user wants to unrecord an already recorded dataset, we do not need to perform custom checks
+            return super_val
+        checker = self.instance.quality_check()
+        for msg in checker.messages:
             self.add_error(
                 "confirm",
                 msg
             )
-        return super_val and (len(msgs) == 0)
+        return super_val and checker.valid
 
     def save(self):
         with transaction.atomic():