{% extends "base.html" %}
{% block title %}Assignments — {{ course.name }}{% endblock %}
{% if user.is_teacher %}{% block nav_teacher_courses %}active{% endblock %}
{% else %}{% block nav_courses %}active{% endblock %}{% endif %}

{% block content %}
<div class="page-header">
    <div>
        <a href="{% url 'content:course_content' course_pk=course.pk %}" class="text-muted small d-block mb-1">
            <i class="fa-solid fa-arrow-left me-1"></i> {{ course.name }} — Content
        </a>
        <h2><i class="fa-solid fa-file-pen me-2"></i>Assignments</h2>
        <p class="text-muted mb-0">{{ course.name }} — {{ course.program.name }}</p>
    </div>
    <a href="{% url 'content:teacher_assignment_add' course_pk=course.pk %}" class="btn btn-primary">
        <i class="fa-solid fa-plus me-1"></i> Add Assignment
    </a>
</div>

<div class="portal-card">
    <div class="portal-card-body p-0">
        {% if assignments %}
        <div class="table-responsive">
            <table class="table table-hover mb-0">
                <thead class="table-light">
                    <tr>
                        <th>Title</th>
                        <th>Due Date</th>
                        <th>Status</th>
                        <th class="text-center">Submissions</th>
                        <th>Actions</th>
                    </tr>
                </thead>
                <tbody>
                    {% for a in assignments %}
                    <tr>
                        <td class="fw-semibold">{{ a.title }}</td>
                        <td class="small">
                            {% if a.due_date %}
                                {{ a.due_date|date:"d M Y, H:i" }}
                                {% if a.is_overdue %}<span class="badge bg-warning text-dark ms-1">Overdue</span>{% endif %}
                            {% else %}—{% endif %}
                        </td>
                        <td>
                            {% if a.is_published %}
                            <span class="badge bg-success">Published</span>
                            {% else %}
                            <span class="badge bg-secondary">Draft</span>
                            {% endif %}
                        </td>
                        <td class="text-center">
                            <a href="{% url 'content:teacher_submissions' course_pk=course.pk pk=a.pk %}"
                               class="btn btn-xs btn-outline-primary">
                                <i class="fa-solid fa-inbox me-1"></i>
                                {{ a.submissions.count }}
                            </a>
                        </td>
                        <td>
                            <div class="d-flex gap-1">
                                <a href="{% url 'content:teacher_assignment_edit' course_pk=course.pk pk=a.pk %}"
                                   class="btn btn-xs btn-outline-secondary" title="Edit">
                                    <i class="fa-solid fa-pen"></i>
                                </a>
                                <a href="{% url 'content:teacher_submissions' course_pk=course.pk pk=a.pk %}"
                                   class="btn btn-xs btn-outline-info" title="View Submissions">
                                    <i class="fa-solid fa-eye"></i>
                                </a>
                            </div>
                        </td>
                    </tr>
                    {% endfor %}
                </tbody>
            </table>
        </div>
        {% else %}
        <div class="text-center py-5 text-muted">
            <i class="fa-solid fa-file-pen fa-2x mb-3 d-block" style="opacity:0.3;"></i>
            <p class="mb-2">No assignments yet for this course.</p>
            <a href="{% url 'content:teacher_assignment_add' course_pk=course.pk %}" class="btn btn-sm btn-primary">
                <i class="fa-solid fa-plus me-1"></i> Add First Assignment
            </a>
        </div>
        {% endif %}
    </div>
</div>
{% endblock %}