1 files changed, 27 insertions, 14 deletions
diff --git a/indoteknik_custom/models/purchase_pricelist.py b/indoteknik_custom/models/purchase_pricelist.py
index 6ac74c69..764911cf 100755
--- a/indoteknik_custom/models/purchase_pricelist.py
+++ b/indoteknik_custom/models/purchase_pricelist.py
@@ -146,33 +146,46 @@ class PurchasePricelist(models.Model):
                 old_value = old_values.get(record.id, {}).get(field_name)
                 new_value = record[field_name]
 
-                def stringify(val):
+                def stringify(val, field, record):
                     if val in [None, False]:
                         return 'None'
+                    # Handle Selection
                     if isinstance(field, fields.Selection):
                         selection = field.selection
                         if callable(selection):
                             selection = selection(record)
                         return dict(selection).get(val, str(val))
+                    # Handle Boolean
                     if isinstance(field, fields.Boolean):
                         return 'Yes' if val else 'No'
+                    # Handle Many2one
                     if isinstance(field, fields.Many2one):
-                        return val.name if hasattr(val, 'name') else str(val)
+                        if isinstance(val, int):
+                            rec = record.env[field.comodel_name].browse(val)
+                            return rec.display_name if rec.exists() else str(val)
+                        elif isinstance(val, models.BaseModel):
+                            return val.display_name
+                        return str(val)
+                    # Handle Many2many
                     if isinstance(field, fields.Many2many):
-                        records = val if isinstance(val, models.Model) else val
-                        names = []
-                        if records:
-                            for attr in ['name', 'x_name', 'display_name']:
-                                if hasattr(records[0], attr):
-                                    names = records.mapped(attr)
-                                    break
-                            if not names:
-                                names = [str(r.id) for r in records]
-                        return ", ".join(names) if names else 'None'
+                        records = val if isinstance(val, models.BaseModel) else record[field.name]
+                        if not records:
+                            return 'None'
+                        for attr in ['name', 'x_name', 'display_name']:
+                            if hasattr(records[0], attr):
+                                return ", ".join(records.mapped(attr))
+                        return ", ".join(str(r.id) for r in records)
+                    # Handle One2many
+                    if isinstance(field, fields.One2many):
+                        records = val if isinstance(val, models.BaseModel) else record[field.name]
+                        if not records:
+                            return 'None'
+                        return f"{field.comodel_name}({', '.join(str(r.id) for r in records)})"
+                    # Default case (Char, Float, Integer, etc)
                     return str(val)
 
-                old_val_str = stringify(old_value)
-                new_val_str = stringify(new_value)
+                old_val_str = stringify(old_value, field, record)
+                new_val_str = stringify(new_value, field, record)
 
                 if old_val_str != new_val_str:
                     changes.append(f"<li><b>{field_label}</b>: '{old_val_str}' → '{new_val_str}'</li>")