improve surverys

survey/models.py

@@ -8,6 +8,8 @@ from generic.mixins import AuthorMixin
 class Survey(models.Model, AuthorMixin):
     name = models.CharField(max_length=200, help_text="Title of the survey")
     description = models.TextField(blank=True, help_text="Introductory text or description")
+    before_text = models.TextField(blank=True, help_text="Text shown to the user before they start the survey")
+    after_text = models.TextField(blank=True, help_text="Text shown to the user after they complete the survey")
     created_by = models.ForeignKey(
         User,
         on_delete=models.SET_NULL,
@@ -51,6 +53,8 @@ class SurveyQuestion(models.Model):
         TEXT = "TEXT", "Free Text"
         CHOICE = "CHOICE", "Multiple Choice (Single Option)"
         RATING = "RATING", "Rating (1-5 Likert scale)"
+        INTEGER = "INTEGER", "Integer / Number"
+        DATE = "DATE", "Date"
 
     survey = models.ForeignKey(
         Survey,
@@ -75,6 +79,12 @@ class SurveyQuestion(models.Model):
         default=0,
         help_text="Ordering position of the question."
     )
+    validation_rules = models.JSONField(
+        default=dict,
+        blank=True,
+        null=True,
+        help_text="Extensible validation rules in JSON format (e.g. min_value, max_value, min_date, max_date)"
+    )
 
     class Meta:
         ordering = ["position", "id"]
@@ -151,6 +161,8 @@ class SurveyAnswer(models.Model):
     text_answer = models.TextField(blank=True, null=True)
     choice_answer = models.CharField(max_length=255, blank=True, null=True)
     rating_answer = models.IntegerField(blank=True, null=True)
+    integer_answer = models.IntegerField(blank=True, null=True)
+    date_answer = models.DateField(blank=True, null=True)
 
     def __str__(self):
         return f"Answer to {self.question.id} for response {self.response.id}"