{% extends "lms/templates/lms_base.html" %}
{% block title %}
	{{  _("All Classes") }}
{% endblock %}

{% block page_content %}
<div class="common-page-style lms-page-style">
	<div class="container">
		{{ Header() }}
		{% if past_classes | length or upcoming_classes | length %}
		{{ ClassTabs(past_classes, upcoming_classes, my_classes) }}
		{% else %}
		{{ EmptyState() }}
		{% endif %}
	</div>
</div>
{% endblock %}

{% macro Header() %}
<header class="edit-header">
	<div class="page-title mb-6"> {{ _("All Classes") }} </div>
	{% if is_moderator %}
	<button class="btn btn-default btn-sm pull-right" id="create-class">
		{{ _("Create Class") }}
	</button>
	{% endif %}
</header>
{% endmacro %}

{% macro ClassTabs(past_classes, upcoming_classes, my_classes) %}
<article>
	<ul class="nav lms-nav" id="courses-tab">

		<li class="nav-item">
			<a class="nav-link active" data-toggle="tab" href="#upcoming">
				{{ _("Upcoming") }}
				<span class="course-list-count">
					{{ upcoming_classes | length }}
				</span>
			</a>
		</li>

		{% if is_moderator %}
		<li class="nav-item">
			<a class="nav-link" data-toggle="tab" href="#past">
				{{ _("Past Classes") }}
				<span class="course-list-count">
					{{ past_classes | length }}
				</span>
			</a>
		</li>
		{% endif %}

		{% if frappe.session.user != "Guest" %}
		<li class="nav-item">
			<a class="nav-link" data-toggle="tab" href="#my-class">
				{{ _("My Classes") }}
				<span class="course-list-count">
					{{ my_classes | length }}
				</span>
			</a>
		</li>
		{% endif %}

	</ul>

	<div class="border-bottom mb-4"></div>

	<div class="tab-content">
		<div class="tab-pane active" id="upcoming" role="tabpanel" aria-labelledby="upcoming">
			{{ ClassCards(upcoming_classes) }}
		</div>

		{% if is_moderator %}
		<div class="tab-pane" id="past" role="tabpanel" aria-labelledby="past">
			{{ ClassCards(past_classes) }}
		</div>
		{% endif %}

		{% if frappe.session.user != "Guest" %}
		<div class="tab-pane" id="my-class" role="tabpanel" aria-labelledby="my-classes">
			{{ ClassCards(my_classes) }}
		</div>
		{% endif %}

	</div>
</article>
{% endmacro %}

{% macro ClassCards(classes) %}
<div class="lms-card-parent">
	{% for class in classes %}
	{% set course_count = frappe.db.count("Class Course", {"parent": class.name}) %}
	{% set student_count = frappe.db.count("Class Student", {"parent": class.name}) %}

	<div class="common-card-style column-card" style="min-height: 150px;">

		<div class="bold-heading">
			{{ class.title }}
		</div>

		{% if class.description %}
		<div class="short-introduction">
			{{ class.description }}
		</div>
		{% endif %}

		<div class="mt-auto mb-1">
			<svg class="icon icon-sm">
				<use href="#icon-calendar"></use>
			</svg>
			<span>
				{{ frappe.utils.format_date(class.start_date, "medium") }} -
			</span>
			<span>
				{{ frappe.utils.format_date(class.end_date, "medium") }}
			</span>
		</div>

		<div class="mb-1">
			<svg class="icon icon-md">
				<use href="#icon-education"></use>
			</svg>
				{{ course_count }} {{ _("Courses") }}
		</div>

		<div class="mb-1">
			<svg class="icon icon-md">
				<use href="#icon-users"></use>
			</svg>
				{{ student_count }} {{ _("Students") }}
		</div>

		<a class="stretched-link" href="/classes/{{ class.name }}"></a>
	</div>
	{% endfor %}
</div>
{% endmacro %}

{% macro EmptyState() %}
<div class="empty-state">
	<img class="icon icon-xl" src="/assets/lms/icons/comment.svg">
	<div class="empty-state-text">
		<div class="empty-state-heading">{{ _("No Classes") }}</div>
		<div class="course-meta">{{ _("Nothing to see here.") }}</div>
	</div>
</div>
{% endmacro %}

{%- block script %}
    {{ super() }}
    {{ include_script('controls.bundle.js') }}
	{% if is_moderator %}
	<script>
		frappe.boot.user = {
			"can_create": [],
			"can_select": ["LMS Category"],
			"can_read": ["LMS Category"]
		};

		frappe.router = {
			slug (name) {
				return name.toLowerCase().replace(/ /g, "-");
			}
		}
		let class_info = null;
	</script>
	{% endif %}
{% endblock %}