feat: added learn page

- added sections to the lesson to handle multiple sesions like examples and exercises
- added livecode integration to lesson pages
- autosave and submiting the answers is not done yet

community/www/courses/learn/index.html

@@ -1,13 +1,106 @@
 {% extends "templates/base.html" %}
 {% from "www/macros/sidebar.html" import Sidebar %}
-{% block title %}Learn{% endblock %}
+{% from "www/macros/livecode.html" import LiveCodeEditorJS, LiveCodeEditor with context %}
+{% block title %}{{ lesson.title }}{% endblock %}
+
 {% block head_include %}
-<meta name="description" content="Courses" />
-<meta name="keywords" content="" />
+	<meta name="description" content="{{lesson.title}} - {{course.title}}" />
+	<meta name="keywords" content="{{lesson.title}} - {{course.title}}" />
+	<style>
+	</style>
+
+<link rel="stylesheet" href="{{ livecode_url }}/static/codemirror/lib/codemirror.css">
+<link rel="stylesheet" href="/assets/css/lms.css">
+
+<script src="{{ livecode_url }}/static/codemirror/lib/codemirror.js"></script>
+<script src="{{ livecode_url }}/static/codemirror/mode/python/python.js"></script>
+<script src="{{ livecode_url }}/static/codemirror/keymap/sublime.js"></script>
+
+<script src="{{ livecode_url }}/static/codemirror/addon/edit/matchbrackets.js"></script>
+<script src="{{ livecode_url }}/static/codemirror/addon/comment/comment.js"></script>
 {% endblock %}
 
+
 {% block content %}
 {{ Sidebar(course.name, batch.name) }}
-<div class="container">
+<div class="container lesson">
+
+  <h1>{{ lesson.title }} - {{ lesson.name }}</h1>
+
+  {% for s in lesson.get_sections() %}
+  <div class="section section-{{ s.type }}">
+    {{ render_section(s) }}
+  </div>
+  {% endfor %}
 </div>
 {% endblock %}
+
+
+{% macro render_section(s) %}
+  {% if s.type == "text" %}
+    {{ render_section_text(s) }}
+  {% elif s.type == "example" or s.type == "code" or s.type == "exercise" %}
+    {{ LiveCodeEditor(s.name, s.get_latest_code_for_user(), s.type=="exercise", "2 hours ago") }}
+  {% else %}
+    <div>Unknown section type: {{s.type}}</div>
+  {% endif %}
+{% endmacro %}
+
+{% macro render_section_text(s) %}
+  <div class="row">
+    <div class="col-md-9">
+      {{ frappe.utils.md_to_html(s.contents) }}
+    </div>
+  </div>
+{% endmacro %}
+
+{%- block script %}
+  {{ super() }}
+  {{ LiveCodeEditorJS() }}
+
+
+  <!-- <script type="text/javascript">
+    $(function() {
+      var editorLookup = {};
+
+      $(".canvas-editor").each((i, e) => {
+        var data = $(e).data();
+        var editor = new LiveCodeEditor(e, {
+          runtime: "python-canvas",
+          base_url: "{{ livecode_url }}",
+          codemirror: true,
+          userdata: data,
+          autosave: function(editor, code) {
+            // can't autosave when user is Guest
+            if (frappe.session.user == "Guest") {
+              return;
+            }
+            var data = editor.options.userdata;
+            var code = editor.codemirror.doc.getValue();
+            // console.log("autosaving...")
+            frappe.call("community.lms.api.autosave_section", {
+              section: data.section,
+              code: code
+            }).then((r) => {
+              // TODO: verify
+            })
+          }
+        })
+        editorLookup[data.section] = editor;
+      })
+
+      $(".canvas-editor .reset").each((i, e) => {
+        $(e).on("click", function(event) {
+          var data = $(this).parents(".canvas-editor").data();
+          var section = data.section;
+          frappe.call("community.lms.api.get_section", {
+            name: section
+          }).then(r => {
+            var editor = editorLookup[data.section];
+            editor.codemirror.doc.setValue(r.message.contents);
+          })
+        })
+      })
+    })
+  </script> -->
+{%- endblock %}

community/www/courses/learn/index.py

@@ -6,6 +6,8 @@ def get_context(context):
 
     course_name = frappe.form_dict["course"]
     batch_name = frappe.form_dict["batch"]
+    chapter_index = frappe.form_dict.get("chapter")
+    lesson_index = frappe.form_dict.get("lesson")
 
     course = Course.find(course_name)
     if not course:
@@ -17,5 +19,16 @@ def get_context(context):
         frappe.local.flags.redirect_location = "/courses/" + course_name
         raise frappe.Redirect
 
+    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.course = course
     context.batch = batch
+    context.lesson = course.get_lesson(chapter_index, lesson_index)
+    context.lesson_index = lesson_index
+    context.chapter_index = chapter_index
+    context.livecode_url = get_livecode_url()
+
+def get_livecode_url():
+    return frappe.db.get_single_value("LMS Settings", "livecode_url")