refactor: moved courses/*/index pages to batch/*

community/www/batch/learn.py

@@ -0,0 +1,31 @@
+import frappe
+from . import utils
+
+def get_context(context):
+    utils.get_common_context(context)
+
+    chapter_index = frappe.form_dict.get("chapter")
+    lesson_index = frappe.form_dict.get("lesson")
+    lesson_number = f"{chapter_index}.{lesson_index}"
+
+    course_name = context.course.name
+    batch_name = context.batch.name
+
+    if not chapter_index or not lesson_index:
+        frappe.local.flags.redirect_location = f"/courses/{course_name}/{batch_name}/learn/1.1"
+        raise frappe.Redirect
+
+    context.lesson = context.course.get_lesson(chapter_index, lesson_index)
+    context.lesson_index = lesson_index
+    context.chapter_index = chapter_index
+
+    outline = context.course.get_outline()
+    next_ = outline.get_next(lesson_number)
+    prev_ = outline.get_prev(lesson_number)
+    context.next_url = get_learn_url(course_name, batch_name, next_)
+    context.prev_url = get_learn_url(course_name, batch_name, prev_)
+
+def get_learn_url(course_name, batch_name, lesson_number):
+    if not lesson_number:
+        return
+    return f"/courses/{course_name}/{batch_name}/learn/{lesson_number}"