{% 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-code"></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 preview of the first 10 items. 
                        {% if json_data.preview_info %}
                            Total {{ json_data.preview_info.key }} items: {{ json_data.preview_info.total_items }}
                        {% elif total_items %}
                            Total items: {{ total_items }}
                        {% endif %}
                        <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 %}

                    <!-- JSON Content -->
                    <div class="json-content">
                        <pre class="bg-light p-3 rounded" style="max-height: 70vh; overflow-y: auto;"><code id="json-display" class="language-json"></code></pre>
                    </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>

{{ json_data|json_script:"json-data" }}
<script>
// Format and syntax highlight the JSON
document.addEventListener('DOMContentLoaded', function() {
    const jsonData = JSON.parse(document.getElementById('json-data').textContent);
    const codeElement = document.getElementById('json-display');
    codeElement.textContent = JSON.stringify(jsonData, null, 2);
    
    // If highlight.js is available, use it
    if (typeof hljs !== 'undefined') {
        hljs.highlightElement(codeElement);
    }
});
</script>

{% load static %}
<!-- Include highlight.js for JSON syntax highlighting (local vendor) -->
<link rel="stylesheet" href="{% static 'vendor/highlightjs-11.9.0/styles/github.min.css' %}">
<script src="{% static 'vendor/highlightjs-11.9.0/highlight.min.js' %}"></script>
<script src="{% static 'vendor/highlightjs-11.9.0/languages/json.min.js' %}"></script>
{% endblock %}