{% extends 'base.html' %}
{% load static %}

{% block title %}{{ agent.name }} - Quantum Tasks AI{% endblock %}

{% block extra_css %}
<link rel="stylesheet" href="{% static 'css/agent-base.css' %}?v={{ timestamp }}">
<link rel="stylesheet" href="{% static 'css/agent-detail.css' %}">
{% endblock %}

{% block content %}
<script>
// Set data attributes for JavaScript access
document.body.setAttribute('data-user-authenticated', '{{ user.is_authenticated|yesno:"true,false" }}');
document.body.setAttribute('data-agent-price', '{{ agent.price }}');
document.body.setAttribute('data-agent-id', '{{ agent.id }}');
document.body.setAttribute('data-agent-slug', '{{ agent.slug }}');
document.body.setAttribute('data-webhook-url', '{{ agent.webhook_url }}');
{% if user.is_authenticated %}
document.body.setAttribute('data-user-balance', '{{ user.wallet_balance }}');
{% endif %}
</script>

<div class="agent-container">
    <!-- Agent Header Component -->
    {% include "components/agent_header.html" with agent_title=agent.name agent_subtitle=agent.short_description %}

    <!-- Quick Agent Access Panel Component -->
    {% include "components/quick_agents_panel.html" %}

    <!-- Main Agent Grid -->
    <div class="agent-grid">
        <!-- Agent Form Widget -->
        <div class="agent-widget widget-large" style="flex: 1; margin-right: clamp(0px, var(--spacing-lg), 2vw);">
            <div class="widget-header">
                <h3 class="widget-title">
                    <span class="widget-icon">{{ agent.category.icon }}</span>
                    {{ agent.name }} Details
                </h3>
            </div>
            <div class="widget-content">
                {% if agent.access_url_name and agent.display_url_name %}
                    <!-- Direct Access Agent - External Form -->
                    <div class="direct-access-info">
                        <div class="section-container">
                            <h4 class="section-subtitle">{{ agent.category.icon }} {{ agent.name }} - External Consultation</h4>
                            <p style="color: #6b7280; margin-bottom: var(--spacing-lg);">
                                This consultation will redirect you to our specialized external form for personalized guidance.
                            </p>
                            
                            {% if user.is_authenticated %}
                                {% if agent.price == 0 %}
                                    <a href="{% url 'agents:direct_access_handler' agent.slug %}" class="btn btn-primary btn-full">
                                        {{ agent.category.icon }} Start {{ agent.name }} Consultation (FREE)
                                    </a>
                                {% elif user.wallet_balance >= agent.price %}
                                    <a href="{% url 'agents:direct_access_handler' agent.slug %}" class="btn btn-primary btn-full">
                                        {{ agent.category.icon }} Start {{ agent.name }} Consultation ({{ agent.price }} AED)
                                    </a>
                                {% else %}
                                    <div style="background: #fef2f2; color: #dc2626; padding: var(--spacing-md); border-radius: var(--radius-md); margin-bottom: var(--spacing-md); font-size: 14px; font-weight: 500; text-align: center;">
                                        Insufficient balance! You need {{ agent.price }} AED.
                                    </div>
                                    <a href="{% url 'wallet:wallet' %}" class="btn btn-primary btn-full" style="text-decoration: none;">
                                        💰 Top Up Wallet
                                    </a>
                                {% endif %}
                            {% else %}
                                <a href="{% url 'authentication:login' %}" class="btn btn-primary btn-full">
                                    🔐 Login to Continue
                                </a>
                            {% endif %}
                        </div>
                    </div>
                {% else %}
                    <!-- Webhook Agent - Dynamic Form -->
                    <form id="agentForm" method="POST" enctype="multipart/form-data" data-agent-id="{{ agent.id }}">
                    {% csrf_token %}
                    
                    <!-- Dynamic Form Fields -->
                    <div class="section-container">
                        <h4 class="section-subtitle">{{ agent.category.icon }} {{ agent.name }} Configuration</h4>
                        
                        {% for field in agent.form_schema.fields %}
                            <div class="form-group" data-field-name="{{ field.name }}">
                                <label class="form-label" for="{{ field.name }}">
                                    {{ field.label }}{% if field.required %} *{% endif %}
                                </label>
                                
                                {% if field.type == 'textarea' %}
                                    <textarea 
                                        id="{{ field.name }}" 
                                        name="{{ field.name }}" 
                                        class="form-textarea"
                                        placeholder="{{ field.placeholder|default:'' }}"
                                        {% if field.required %}required{% endif %}
                                        {% if field.rows %}rows="{{ field.rows }}"{% endif %}
                                    >{{ field.default|default:'' }}</textarea>
                                
                                {% elif field.type == 'select' %}
                                    <select 
                                        id="{{ field.name }}" 
                                        name="{{ field.name }}" 
                                        class="form-input"
                                        {% if field.required %}required{% endif %}
                                    >
                                        {% for option in field.options %}
                                            <option value="{{ option.value }}" 
                                                {% if option.value == field.default %}selected{% endif %}>
                                                {{ option.label }}
                                            </option>
                                        {% endfor %}
                                    </select>
                                
                                {% elif field.type == 'text' %}
                                    <input 
                                        type="text" 
                                        id="{{ field.name }}" 
                                        name="{{ field.name }}" 
                                        class="form-input"
                                        placeholder="{{ field.placeholder|default:'' }}"
                                        value="{{ field.default|default:'' }}"
                                        {% if field.required %}required{% endif %}
                                    />
                                
                                {% elif field.type == 'url' %}
                                    <input 
                                        type="url" 
                                        id="{{ field.name }}" 
                                        name="{{ field.name }}" 
                                        class="form-input"
                                        placeholder="{{ field.placeholder|default:'' }}"
                                        value="{{ field.default|default:'' }}"
                                        {% if field.required %}required{% endif %}
                                    />
                                
                                {% elif field.type == 'checkbox' %}
                                    <label class="checkbox-container">
                                        <input 
                                            type="checkbox" 
                                            id="{{ field.name }}" 
                                            name="{{ field.name }}" 
                                            value="true"
                                            {% if field.default %}checked{% endif %}
                                        />
                                        <span class="checkmark"></span>
                                        {{ field.label }}
                                    </label>
                                
                                {% elif field.type == 'file' %}
                                    <div class="file-upload-container">
                                        <input 
                                            type="file" 
                                            id="{{ field.name }}" 
                                            name="{{ field.name }}" 
                                            class="form-file-input"
                                            {% if field.accept %}accept="{{ field.accept }}"{% endif %}
                                            {% if field.required %}required{% endif %}
                                        />
                                        <label for="{{ field.name }}" class="file-upload-label">
                                            <span class="file-upload-icon">📎</span>
                                            <span class="file-upload-text">Choose file or drag here</span>
                                            <span class="file-upload-info">
                                                {% if field.accept %}{{ field.accept }} files{% endif %}
                                                {% if field.max_size %} • Max {{ field.max_size }}{% endif %}
                                            </span>
                                        </label>
                                        <div class="file-selected" style="display: none;">
                                            <span class="file-name"></span>
                                            <button type="button" class="file-remove" onclick="removeFile('{{ field.name }}')">×</button>
                                        </div>
                                    </div>
                                {% endif %}
                                
                                {% if field.help_text %}
                                    <div class="form-help">{{ field.help_text }}</div>
                                {% endif %}
                                <div id="{{ field.name }}-error" class="form-error" style="display: none;"></div>
                            </div>
                        {% endfor %}
                    </div>

                    <!-- Submit Button -->
                    <div style="margin-top: var(--spacing-lg);">
                        {% if user.is_authenticated %}
                            {% if user.wallet_balance >= agent.price %}
                                <button type="submit" class="btn btn-primary btn-full" id="generateBtn">
                                    {{ agent.category.icon }} Execute {{ agent.name }} ({{ agent.price }} AED)
                                </button>
                            {% else %}
                                <div style="background: #fef2f2; color: #dc2626; padding: var(--spacing-md); border-radius: var(--radius-md); margin-bottom: var(--spacing-md); font-size: 14px; font-weight: 500; text-align: center;">
                                    Insufficient balance! You need {{ agent.price }} AED.
                                </div>
                                <a href="{% url 'wallet:wallet' %}" class="btn btn-primary btn-full" style="text-decoration: none;">
                                    💰 Top Up Wallet
                                </a>
                            {% endif %}
                        {% else %}
                            <a href="{% url 'authentication:login' %}" class="btn btn-primary btn-full">
                                🔐 Login to Continue
                            </a>
                        {% endif %}
                    </div>
                </form>
                {% endif %}
            </div>
        </div>

        <!-- How It Works Widget -->
        {% include "components/how_it_works_widget.html" with steps="agents" %}
    </div>

    <!-- Processing Status Component -->
    {% include "components/processing_status.html" with status_title="Processing..." status_text="Please wait while we execute your agent..." %}
    
    <!-- Results Component -->
    {% include "components/results_container.html" with results_title="Agent Results" %}
</div>
{% endblock %}

{% block extra_js %}
<script src="{% static 'js/workflows-core.js' %}?v={{ timestamp }}"></script>
<script src="{% static 'js/agents-core.js' %}?v={{ timestamp }}"></script>
<script>
// File upload handling
function setupFileUpload() {
    document.querySelectorAll('.file-upload-label').forEach(label => {
        const input = document.getElementById(label.getAttribute('for'));
        const container = label.closest('.file-upload-container');
        const selectedDiv = container.querySelector('.file-selected');
        const fileName = container.querySelector('.file-name');
        
        // Handle file selection
        input.addEventListener('change', function(e) {
            if (e.target.files.length > 0) {
                const file = e.target.files[0];
                fileName.textContent = file.name + ' (' + formatFileSize(file.size) + ')';
                label.style.display = 'none';
                selectedDiv.style.display = 'flex';
            }
        });
        
        // Handle drag and drop
        label.addEventListener('dragover', function(e) {
            e.preventDefault();
            label.classList.add('dragover');
        });
        
        label.addEventListener('dragleave', function(e) {
            e.preventDefault();
            label.classList.remove('dragover');
        });
        
        label.addEventListener('drop', function(e) {
            e.preventDefault();
            label.classList.remove('dragover');
            
            if (e.dataTransfer.files.length > 0) {
                const file = e.dataTransfer.files[0];
                
                // Check file type if accept attribute is present
                const accept = input.getAttribute('accept');
                if (accept && !accept.split(',').some(type => file.name.toLowerCase().endsWith(type.trim()))) {
                    alert('Please select a valid file type: ' + accept);
                    return;
                }
                
                input.files = e.dataTransfer.files;
                fileName.textContent = file.name + ' (' + formatFileSize(file.size) + ')';
                label.style.display = 'none';
                selectedDiv.style.display = 'flex';
            }
        });
    });
}

function removeFile(fieldName) {
    const input = document.getElementById(fieldName);
    const container = input.closest('.file-upload-container');
    const label = container.querySelector('.file-upload-label');
    const selectedDiv = container.querySelector('.file-selected');
    
    input.value = '';
    label.style.display = 'block';
    selectedDiv.style.display = 'none';
}

function formatFileSize(bytes) {
    if (bytes === 0) return '0 Bytes';
    const k = 1024;
    const sizes = ['Bytes', 'KB', 'MB', 'GB'];
    const i = Math.floor(Math.log(bytes) / Math.log(k));
    return parseFloat((bytes / Math.pow(k, i)).toFixed(2)) + ' ' + sizes[i];
}

// Initialize file upload when page loads
document.addEventListener('DOMContentLoaded', function() {
    setupFileUpload();
});
</script>
{% endblock %}