{% extends 'layouts/base.html' %}
{% load i18n static %}

{% block title %}{% trans "Upload Evidence" %}{% endblock %}

{% block extra_css %}
<style>
    :root {
        --hh-navy: #005696;
        --hh-blue: #007bbd;
        --hh-light: #eef6fb;
        --hh-slate: #64748b;
    }

    .page-header-gradient {
        background: linear-gradient(135deg, var(--hh-navy) 0%, #0069a8 50%, var(--hh-blue) 100%);
        color: white;
        padding: 1.5rem 2rem;
        border-radius: 1rem;
        margin-bottom: 1.5rem;
        box-shadow: 0 10px 15px -3px rgba(0, 86, 150, 0.2);
    }

    .section-card {
        background: white;
        border-radius: 1rem;
        border: 2px solid #e2e8f0;
        box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
        overflow: hidden;
        transition: all 0.3s ease;
    }
    .section-card:hover {
        border-color: #005696;
        box-shadow: 0 10px 25px -5px rgba(0, 86, 150, 0.15);
    }

    .section-header {
        padding: 1rem 1.5rem;
        border-bottom: 2px solid #e2e8f0;
        background: linear-gradient(to right, #f8fafc, #f1f5f9);
        display: flex;
        align-items: center;
        gap: 0.75rem;
    }

    .section-icon {
        width: 40px;
        height: 40px;
        border-radius: 0.75rem;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .btn-transition {
        transition: all 0.2s ease-in-out;
    }
</style>
{% endblock %}

{% block content %}
<div class="px-6 py-4">
    <div class="page-header-gradient">
        <div class="flex justify-between items-center">
            <div>
                <h1 class="text-2xl font-bold mb-1">{% trans "Upload Evidence Attachment" %}</h1>
                <p class="text-blue-100 text-sm">{{ compliance.standard.code }} - {{ compliance.standard.title }}</p>
            </div>
            <div class="flex gap-2">
                <a href="{% url 'standards:standard_compliance_update' compliance_id=compliance.id %}"
                   class="btn-transition inline-flex items-center px-4 py-2.5 bg-white/10 border-2 border-white/30 text-white font-medium rounded-xl hover:bg-white hover:text-navy transition">
                    <i data-lucide="arrow-left" class="w-4 h-4 me-2"></i>{% trans "Back to Assessment" %}
                </a>
            </div>
        </div>
    </div>

    <div class="grid grid-cols-1 lg:grid-cols-3 gap-6 mb-6">
        <div class="lg:col-span-2">
            <div class="section-card">
                <div class="section-header">
                    <div class="section-icon bg-green-100">
                        <i data-lucide="upload" class="w-5 h-5 text-green-600"></i>
                    </div>
                    <h5 class="text-lg font-semibold text-gray-800">{% trans "Upload New Attachment" %}</h5>
                </div>
                <div class="p-6">
                    <form method="post" enctype="multipart/form-data">
                        {% csrf_token %}
                        
                        <div class="mb-4">
                            <label for="{{ form.file.id_for_label }}" class="block text-sm font-medium text-gray-700 mb-2">
                                {% trans "File" %}
                            </label>
                            {{ form.file }}
                            {% if form.file.errors %}
                            <p class="mt-1 text-xs text-red-600">{{ form.file.errors }}</p>
                            {% endif %}
                            <p class="mt-1 text-xs text-gray-500">
                                {% trans "Accepted formats: PDF, DOC, DOCX, XLS, XLSX, JPG, PNG" %}
                            </p>
                        </div>

                        <div class="mb-6">
                            <label for="{{ form.description.id_for_label }}" class="block text-sm font-medium text-gray-700 mb-2">
                                {% trans "Description" %}
                            </label>
                            {{ form.description }}
                            {% if form.description.errors %}
                            <p class="mt-1 text-xs text-red-600">{{ form.description.errors }}</p>
                            {% endif %}
                        </div>

                        <div class="flex gap-3">
                            <button type="submit" class="btn-transition inline-flex items-center px-6 py-2.5 bg-green-500 text-white font-medium rounded-xl hover:bg-green-600 transition">
                                <i data-lucide="upload" class="w-4 h-4 me-2"></i>{% trans "Upload" %}
                            </button>
                            <a href="{% url 'standards:standard_compliance_update' compliance_id=compliance.id %}"
                               class="btn-transition inline-flex items-center px-6 py-2.5 bg-gray-100 text-gray-700 font-medium rounded-xl hover:bg-gray-200 transition">
                                {% trans "Cancel" %}
                            </a>
                        </div>
                    </form>
                </div>
            </div>
        </div>

        <div class="lg:col-span-1">
            <div class="section-card">
                <div class="section-header">
                    <div class="section-icon bg-navy/10">
                        <i data-lucide="clipboard-list" class="w-5 h-5 text-navy"></i>
                    </div>
                    <h5 class="text-lg font-semibold text-gray-800">{% trans "Compliance Details" %}</h5>
                </div>
                <div class="p-6">
                    <dl class="divide-y divide-gray-100">
                        <div class="py-3">
                            <dt class="text-xs font-medium text-gray-500 mb-1">{% trans "Standard" %}</dt>
                            <dd class="text-sm font-semibold text-gray-900">{{ compliance.standard.code }}</dd>
                        </div>
                        <div class="py-3">
                            <dt class="text-xs font-medium text-gray-500 mb-1">{% trans "Title" %}</dt>
                            <dd class="text-sm text-gray-900">{{ compliance.standard.title }}</dd>
                        </div>
                        <div class="py-3">
                            <dt class="text-xs font-medium text-gray-500 mb-1">{% trans "Department" %}</dt>
                            <dd class="text-sm text-gray-900">{{ compliance.department.name }}</dd>
                        </div>
                        <div class="py-3">
                            <dt class="text-xs font-medium text-gray-500 mb-1">{% trans "Status" %}</dt>
                            <dd class="text-sm">
                                {% if compliance.status == 'met' %}
                                <span class="inline-flex items-center px-3 py-1 rounded-full text-xs font-medium bg-green-100 text-green-800">
                                    <i data-lucide="check-circle" class="w-3 h-3 me-1"></i>{{ compliance.get_status_display }}
                                </span>
                                {% elif compliance.status == 'partially_met' %}
                                <span class="inline-flex items-center px-3 py-1 rounded-full text-xs font-medium bg-yellow-100 text-yellow-800">
                                    <i data-lucide="alert-circle" class="w-3 h-3 me-1"></i>{{ compliance.get_status_display }}
                                </span>
                                {% elif compliance.status == 'not_met' %}
                                <span class="inline-flex items-center px-3 py-1 rounded-full text-xs font-medium bg-red-100 text-red-800">
                                    <i data-lucide="x-circle" class="w-3 h-3 me-1"></i>{{ compliance.get_status_display }}
                                </span>
                                {% else %}
                                <span class="inline-flex items-center px-3 py-1 rounded-full text-xs font-medium bg-gray-100 text-gray-800">
                                    <i data-lucide="help-circle" class="w-3 h-3 me-1"></i>{{ compliance.get_status_display }}
                                </span>
                                {% endif %}
                            </dd>
                        </div>
                    </dl>
                </div>
            </div>
        </div>
    </div>

    {% if compliance.attachments.all %}
    <div class="section-card">
        <div class="section-header">
            <div class="section-icon bg-blue/10">
                <i data-lucide="file-text" class="w-5 h-5 text-blue"></i>
            </div>
            <h5 class="text-lg font-semibold text-gray-800">{% trans "Existing Attachments" %}</h5>
        </div>
        <div class="p-0">
            <div class="overflow-x-auto">
                <table class="min-w-full divide-y divide-gray-200">
                    <thead class="bg-gray-50">
                        <tr>
                            <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">
                                {% trans "File Name" %}
                            </th>
                            <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">
                                {% trans "Description" %}
                            </th>
                            <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">
                                {% trans "Uploaded By" %}
                            </th>
                            <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">
                                {% trans "Date" %}
                            </th>
                            <th class="px-6 py-3 text-right text-xs font-medium text-gray-500 uppercase tracking-wider">
                                {% trans "Actions" %}
                            </th>
                        </tr>
                    </thead>
                    <tbody class="bg-white divide-y divide-gray-200">
                        {% for attachment in compliance.attachments.all %}
                        <tr class="hover:bg-gray-50 transition">
                            <td class="px-6 py-4 whitespace-nowrap">
                                <div class="flex items-center">
                                    <i data-lucide="file" class="w-4 h-4 text-gray-400 mr-2"></i>
                                    <span class="text-sm font-medium text-gray-900">{{ attachment.filename }}</span>
                                </div>
                            </td>
                            <td class="px-6 py-4">
                                <span class="text-sm text-gray-600">{{ attachment.description|default:"-" }}</span>
                            </td>
                            <td class="px-6 py-4 whitespace-nowrap text-sm text-gray-600">
                                {{ attachment.uploaded_by.get_full_name }}
                            </td>
                            <td class="px-6 py-4 whitespace-nowrap text-sm text-gray-600">
                                {{ attachment.created_at|date:"Y-m-d H:i" }}
                            </td>
                            <td class="px-6 py-4 whitespace-nowrap text-right">
                                <div class="flex gap-2 justify-end">
                                    <a href="{{ attachment.file.url }}" target="_blank"
                                       class="btn-transition inline-flex items-center px-3 py-1.5 bg-blue-500 text-white text-xs font-medium rounded-lg hover:bg-blue-600 transition">
                                        <i data-lucide="download" class="w-3 h-3"></i>
                                    </a>
                                    <a href="{% url 'standards:attachment_delete' pk=attachment.id %}"
                                       class="btn-transition inline-flex items-center px-3 py-1.5 bg-red-500 text-white text-xs font-medium rounded-lg hover:bg-red-600 transition">
                                        <i data-lucide="trash-2" class="w-3 h-3"></i>
                                    </a>
                                </div>
                            </td>
                        </tr>
                        {% endfor %}
                    </tbody>
                </table>
            </div>
        </div>
    </div>
    {% endif %}
</div>

<script>
document.addEventListener('DOMContentLoaded', function() {
    const formInputs = document.querySelectorAll('input[type="text"], textarea');
    formInputs.forEach(input => {
        if (!input.classList.contains('form-control') && input.type !== 'file') {
            input.classList.add('w-full', 'px-4', 'py-2.5', 'border', 'border-gray-300', 'rounded-lg', 'focus:ring-2', 'focus:ring-navy', 'focus:border-transparent', 'transition');
        }
    });

    const fileInputs = document.querySelectorAll('input[type="file"]');
    fileInputs.forEach(input => {
        if (!input.classList.contains('block')) {
            input.classList.add('block', 'w-full', 'text-sm', 'text-gray-900', 'border', 'border-gray-300', 'rounded-lg', 'cursor-pointer', 'focus:outline-none', 'focus:ring-2', 'focus:ring-navy');
        }
    });
});
</script>
{% endblock %}