{% extends 'base.html' %}
{% load static %}
{% block title %}{{ title }} - Rapha-Bethel BNPS{% endblock %}
{% block content %}
<div class="container-fluid">
    <div class="d-flex justify-content-between align-items-center mb-4">
        <div><h1 class="h3 mb-0">{{ title }}</h1></div>
        <a href="{% url 'finance:invoice_list' %}" class="btn btn-outline-secondary"><i class="fas fa-arrow-left me-2"></i>Back</a>
    </div>
    <div class="row justify-content-center">
        <div class="col-md-8">
            <div class="card shadow">
                <div class="card-header py-3 bg-primary text-white"><h6 class="m-0"><i class="fas fa-file-invoice me-2"></i>Invoice Details</h6></div>
                <div class="card-body">
                    <form method="post">
                        {% csrf_token %}
                        {% if form.errors %}<div class="alert alert-danger">Please correct the errors below.</div>{% endif %}

                        {% if not object %}
                        <div class="mb-3">
                            <label class="form-label fw-bold">Student <span class="text-danger">*</span></label>
                            {{ form.student }}
                            {% if form.student.errors %}<div class="text-danger small">{{ form.student.errors }}</div>{% endif %}
                        </div>
                        {% else %}
                        <div class="alert alert-info">Editing invoice for: <strong>{{ object.student.get_full_name }}</strong></div>
                        {% endif %}

                        <div class="row mb-3">
                            <div class="col-md-6">
                                <label class="form-label fw-bold">Academic Year <span class="text-danger">*</span></label>
                                {{ form.academic_year }}
                            </div>
                            <div class="col-md-6">
                                <label class="form-label fw-bold">Term <span class="text-danger">*</span></label>
                                {{ form.term }}
                            </div>
                        </div>
                        <div class="row mb-3">
                            {% if not object %}
                            <div class="col-md-6">
                                <label class="form-label fw-bold">Subtotal (XAF)</label>
                                {{ form.subtotal }}
                            </div>
                            {% endif %}
                            <div class="col-md-6">
                                <label class="form-label fw-bold">Due Date <span class="text-danger">*</span></label>
                                {{ form.due_date }}
                                {% if form.due_date.errors %}<div class="text-danger small">{{ form.due_date.errors }}</div>{% endif %}
                            </div>
                        </div>
                        <div class="row mb-3">
                            <div class="col-md-6">
                                <label class="form-label fw-bold">Discount (XAF)</label>
                                {{ form.discount }}
                            </div>
                            <div class="col-md-6">
                                <label class="form-label fw-bold">Discount Reason</label>
                                {{ form.discount_reason }}
                            </div>
                        </div>
                        {% if object %}
                        <div class="mb-3">
                            <label class="form-label fw-bold">Status</label>
                            {{ form.status }}
                        </div>
                        {% endif %}
                        <div class="row mb-3">
                            <div class="col-md-6">
                                <label class="form-label fw-bold">Notes (EN)</label>
                                {{ form.notes }}
                            </div>
                            <div class="col-md-6">
                                <label class="form-label fw-bold">Notes (FR)</label>
                                {{ form.notes_fr }}
                            </div>
                        </div>

                        <div class="d-flex justify-content-end gap-2 mt-4">
                            <a href="{% url 'finance:invoice_list' %}" class="btn btn-secondary">Cancel</a>
                            <button type="submit" class="btn btn-primary"><i class="fas fa-save me-2"></i>{{ object|yesno:"Update Invoice,Create Invoice" }}</button>
                        </div>
                    </form>
                </div>
            </div>
        </div>
    </div>
</div>
{% block extra_js %}
<script>
document.querySelectorAll('input:not(.form-check-input):not([type="submit"]), select, textarea').forEach(el => {
    el.classList.add(el.tagName === 'SELECT' ? 'form-select' : 'form-control');
});
</script>
{% endblock %}
{% endblock %}