{% extends "base.html" %}

{% block title %}{{ filename }} - {{ preparation.name }}{% endblock %}

{% block content %}
<div class="container mt-4">
    <div class="row">
        <div class="col-lg-10 offset-lg-1">
            <!-- Breadcrumb -->
            <nav aria-label="breadcrumb">
                <ol class="breadcrumb">
                    <li class="breadcrumb-item"><a href="{% url 'master-excel-list' %}">Master Excel Files</a></li>
                    {% if preparation.master_excel %}
                    <li class="breadcrumb-item"><a href="{% url 'master-excel-detail' pk=preparation.master_excel.pk %}">{{ preparation.master_excel.name }}</a></li>
                    {% endif %}
                    <li class="breadcrumb-item"><a href="{% url 'data-preparation-detail' pk=preparation.pk %}">{{ preparation.name }}</a></li>
                    <li class="breadcrumb-item active" aria-current="page">{{ filename }}</li>
                </ol>
            </nav>

            <!-- Main Card -->
            <div class="card">
                <div class="card-header">
                    <div class="d-flex justify-content-between align-items-center">
                        <h2 class="card-title mb-0">
                            <i class="fas fa-file-csv"></i> {{ filename }}
                        </h2>
                        <div>
                            <span class="badge bg-info">{{ file_size_mb }} MB</span>
                            {% if is_large %}
                            <span class="badge bg-warning">Preview Mode</span>
                            {% endif %}
                        </div>
                    </div>
                </div>
                <div class="card-body">
                    {% if is_large %}
                    <div class="alert alert-info mb-4">
                        <i class="fas fa-info-circle"></i>
                        <strong>Large file:</strong> Showing first 100 rows of {{ total_rows }} total.
                        <a href="{% url 'view-prepared-file' pk=preparation.pk filename=filename %}?download=1" class="btn btn-sm btn-primary float-end">
                            <i class="fas fa-download"></i> Download Full File
                        </a>
                    </div>
                    {% endif %}

                    <!-- CSV Content -->
                    <div class="table-responsive">
                        <table class="table table-sm table-striped table-bordered">
                            {% for row in csv_rows %}
                                {% if forloop.first %}
                                <thead>
                                    <tr>
                                        {% for cell in row %}
                                        <th>{{ cell }}</th>
                                        {% endfor %}
                                    </tr>
                                </thead>
                                <tbody>
                                {% else %}
                                <tr>
                                    {% for cell in row %}
                                    <td>{{ cell }}</td>
                                    {% endfor %}
                                </tr>
                                {% endif %}
                            {% endfor %}
                            </tbody>
                        </table>
                    </div>

                    <!-- Actions -->
                    <div class="mt-4 d-flex justify-content-between">
                        <a href="{% url 'data-preparation-detail' pk=preparation.pk %}" class="btn btn-secondary">
                            <i class="fas fa-arrow-left"></i> Back to Data Preparation
                        </a>
                        <a href="{% url 'view-prepared-file' pk=preparation.pk filename=filename %}?download=1" class="btn btn-primary">
                            <i class="fas fa-download"></i> Download
                        </a>
                    </div>
                </div>
            </div>
        </div>
    </div>
</div>
{% endblock %}