feat: set a random color is no color or image is present

frontend/src/components/CourseCard.vue

@@ -145,7 +145,7 @@ const props = defineProps({
 })
 
 const getGradientColor = () => {
-	let color = props.course.card_gradient.toLowerCase()
+	let color = props.course.card_gradient?.toLowerCase() || 'blue'
 	let colorMap = theme.backgroundColor[color]
 	return `linear-gradient(to top right, black, ${colorMap[400]})`
 	/* return `bg-gradient-to-br from-${color}-100 via-${color}-200 to-${color}-400` */

lms/lms/doctype/lms_course/lms_course.json

@@ -277,7 +277,7 @@
    "fieldname": "card_gradient",
    "fieldtype": "Select",
    "label": "Card Gradient",
-   "options": "Red\nBlue\nGreen\nAmber\nCyan\nOrange\nPink\nPurple\nTeal\nViolet\nYellow"
+   "options": "Red\nBlue\nGreen\nAmber\nCyan\nOrange\nPink\nPurple\nTeal\nViolet\nYellow\nGray"
   }
  ],
  "is_published_field": "published",
@@ -296,7 +296,7 @@
   }
  ],
  "make_attachments_public": 1,
- "modified": "2025-07-23 18:40:28.707756",
+ "modified": "2025-07-25 17:30:48.553707",
  "modified_by": "sayali@frappe.io",
  "module": "LMS",
  "name": "LMS Course",

lms/lms/doctype/lms_course/lms_course.py

@@ -21,6 +21,7 @@ class LMSCourse(Document):
 		self.validate_certification()
 		self.validate_amount_and_currency()
 		self.image = validate_image(self.image)
+		self.validate_card_gradient()
 
 	def validate_published(self):
 		if self.published and not self.published_on:
@@ -73,6 +74,24 @@ class LMSCourse(Document):
 		if self.paid_certificate and (cint(self.course_price) <= 0 or not self.currency):
 			frappe.throw(_("Amount and currency are required for paid certificates."))
 
+	def validate_card_gradient(self):
+		if not self.image and not self.card_gradient:
+			colors = [
+				"Red",
+				"Blue",
+				"Green",
+				"Yellow",
+				"Orange",
+				"Pink",
+				"Amber",
+				"Violet",
+				"Cyan",
+				"Teal",
+				"Gray",
+				"Purple",
+			]
+			self.card_gradient = random.choice(colors)
+
 	def on_update(self):
 		if not self.upcoming and self.has_value_changed("upcoming"):
 			self.send_email_to_interested_users()

lms/lms/utils.py

@@ -565,10 +565,13 @@ def get_courses_under_review():
 
 def validate_image(path):
 	if path and "/private" in path:
-		file = frappe.get_doc("File", {"file_url": path})
-		file.is_private = 0
-		file.save()
-		return file.file_url
+		frappe.db.set_value(
+			"File",
+			{"file_url": path},
+			"is_private",
+			0,
+		)
+		return path.replace("/private", "")
 	return path