from odoo import models, _
from odoo.exceptions import UserError

class StockPicking(models.Model):
    _inherit = "stock.picking"

    def check_quality(self):
        """
        Override to prevent Access Error when non-Quality users allow validation
        triggers check_quality.
        """
        # Check if user has Quality User group
        is_quality_user = self.env.user.has_group('quality.group_quality_user')
        
        if not is_quality_user:
            # Check if there are checks to do
            checks = self._checks_to_do()
            if checks:
                # If there are pending checks and user is not allowed to do them, raise clear error
                raise UserError(_("You cannot validate this transfer because there are pending Quality Checks. Please ask a Quality User to perform them."))
        
        return super().check_quality()