[FIX] website_slides: correctly shows 0 XP on completed unpublished quiz

In 13.0 and above, when looking at a quiz that was completed while not published, it would incorrectly show 2 XP awarded, when 0 XP should be awarded.
With this commit, we show instead the correct 0 XP awarded.
opw-2480343

closes odoo/odoo#70333

X-original-commit: 26f04763
Signed-off-by: Nicolas Lempereur (nle) <nle@odoo.com>

addons/website_slides/models/slide_slide.py

@@ -707,10 +707,9 @@ class Slide(models.Model):
                 'quiz_attempts_count': 0,  # number of attempts
             }
             slide_partner = slide_partners_map.get(slide.id)
-            if slide.question_ids and slide_partner:
-                if slide_partner.quiz_attempts_count:
-                    result[slide.id]['quiz_karma_gain'] = gains[slide_partner.quiz_attempts_count] if slide_partner.quiz_attempts_count < len(gains) else gains[-1]
-                    result[slide.id]['quiz_attempts_count'] = slide_partner.quiz_attempts_count
+            if slide.question_ids and slide_partner and slide_partner.quiz_attempts_count:
+                result[slide.id]['quiz_karma_gain'] = gains[slide_partner.quiz_attempts_count] if slide_partner.quiz_attempts_count < len(gains) else gains[-1]
+                result[slide.id]['quiz_attempts_count'] = slide_partner.quiz_attempts_count
                 if quiz_done or slide_partner.completed:
                     result[slide.id]['quiz_karma_won'] = gains[slide_partner.quiz_attempts_count-1] if slide_partner.quiz_attempts_count < len(gains) else gains[-1]
         return result

addons/website_slides/static/src/js/slides_course_quiz.js

@@ -700,7 +700,7 @@ odoo.define('website_slides.quiz', function (require) {
                     questions: self._extractQuestionsAndAnswers(),
                     sessionAnswers: slideData.sessionAnswers || [],
                     quizKarmaMax: slideData.quizKarmaMax,
-                    quizKarmaWon: slideData.quizKarmaWon,
+                    quizKarmaWon: slideData.quizKarmaWon || 0,
                     quizKarmaGain: slideData.quizKarmaGain,
                     quizAttemptsCount: slideData.quizAttemptsCount,
                 };