[IMP] survey : scroll up to first survey validation error

- Change the default value of the Validation Error message on
    the Date : "The answer you entered is not valid."
- If long page, click on next and one error, the page should go up
    to allow the visitor to see where the error is.

Task ID : 1911291
Closes PR #29054

addons/survey/models/survey_question.py

@@ -77,7 +77,7 @@ class SurveyQuestion(models.Model):
     validation_max_float_value = fields.Float('Maximum value')
     validation_min_date = fields.Date('Minimum Date')
     validation_max_date = fields.Date('Maximum Date')
-    validation_error_msg = fields.Char('Validation Error message', translate=True, default=lambda self: _("The answer you entered has an invalid format."))
+    validation_error_msg = fields.Char('Validation Error message', translate=True, default=lambda self: _("The answer you entered is not valid."))
     # Constraints on number of answers (matrices)
     constr_mandatory = fields.Boolean('Mandatory Answer')
     constr_error_msg = fields.Char('Error message', translate=True, default=lambda self: _("This question requires an answer."))

addons/survey/static/src/js/survey.js

@@ -145,6 +145,11 @@ if(!the_form.length) {
             if(_.has(response, 'errors')){  // some questions have errors
                 _.each(_.keys(response.errors), function(key){
                     $("#" + key + '>.js_errzone').append('<p>' + response.errors[key] + '</p>').show();
+                    if (_.keys(response.errors)[_.keys(response.errors).length - 1] === key) {
+                         $('html, body').animate({
+                            scrollTop: $('.js_errzone:visible:first').closest('.js_question-wrapper').offset().top - $('.o_main_navbar').height()
+                        }, 500);
+                    }
                 });
                 return false;
             }