fix: corregir repeticion del nombre de aula en detalles de reserva y selector

app/models/subject.py

@@ -98,7 +98,20 @@ class Commission(db.Model):
     
     def get_full_code(self):
         """Get full commission code"""
-        return f"{self.subject.code if self.subject else 'N/A'}-{self.code}-{self.semester.upper()}{self.year if self.year else ''}"
+        subj = self.subject.code if self.subject else 'N/A'
+        code = self.code or ''
+        sem = str(self.semester or '').strip()
+        yr = str(self.year or '').strip()
+
+        if yr and yr in sem:
+            return f"{subj}-{code}-{sem}"
+        elif sem and yr:
+            return f"{subj}-{code}-{sem}{yr}"
+        elif sem:
+            return f"{subj}-{code}-{sem}"
+        elif yr:
+            return f"{subj}-{code}-{yr}"
+        return f"{subj}-{code}"
     
     def __repr__(self):
         return f'<Commission {self.get_full_code()}>'