{% extends "base.html" %}

{% block title %}Dashboard - Price Tracker{% endblock %}

{% block content %}
<div class="d-flex justify-content-between align-items-center mb-4">
    <h1 class="display-4">
        <i class="fas fa-tachometer-alt me-3 text-primary"></i>Dashboard
    </h1>
    <a href="{{ url_for('add_product') }}" class="btn btn-primary btn-lg">
        <i class="fas fa-plus me-2"></i>Add Product
    </a>
</div>

{% if not products %}
<div class="text-center py-5">
    <div class="card mx-auto" style="max-width: 500px;">
        <div class="card-body">
            <i class="fas fa-shopping-cart fa-4x text-muted mb-3"></i>
            <h3 class="text-muted">No Products Yet</h3>
            <p class="text-muted">Start tracking prices by adding your first product!</p>
            <a href="{{ url_for('add_product') }}" class="btn btn-primary btn-lg">
                <i class="fas fa-plus me-2"></i>Add Your First Product
            </a>
        </div>
    </div>
</div>
{% else %}
<div class="row">
    {% for product in products %}
    <div class="col-lg-6 col-xl-4 mb-4">
        <div class="card h-100">
            <div class="card-body">
                <div class="d-flex justify-content-between align-items-start mb-3">
                    <h5 class="card-title fw-bold">{{ product.name }}</h5>
                    {% if product.target_price %}
                    <span class="badge bg-info">
                        Target: £{{ "%.2f"|format(product.target_price) }}
                    </span>
                    {% endif %}
                </div>
                
                {% if product.description %}
                <p class="card-text text-muted small">{{ product.description[:100] }}{% if product.description|length > 100 %}...{% endif %}</p>
                {% endif %}
                
                <!-- Sites being tracked -->
                <div class="mb-3">
                    <small class="text-muted">Tracking on:</small><br>
                    {% for site_name in product.urls.keys() %}
                    <span class="site-badge {{ site_name }}">{{ site_name.title() }}</span>
                    {% endfor %}
                </div>
                
                <!-- Current Prices -->
                {% if product.latest_prices %}
                <div class="row g-2 mb-3">
                    {% for site_name, price_data in product.latest_prices.items() %}
                    <div class="col-12">
                        <div class="d-flex justify-content-between align-items-center p-2 bg-light rounded">
                            <span class="site-badge {{ site_name }} small">{{ site_name.title() }}</span>
                            <div class="text-end">
                                <span class="fw-bold">£{{ "%.2f"|format(price_data.price) }}</span>
                                <br><small class="text-muted">{{ price_data.timestamp[:10] }}</small>
                            </div>
                        </div>
                    </div>
                    {% endfor %}
                </div>
                
                <!-- Best Price Highlight -->
                {% if product.best_price %}
                <div class="alert alert-success py-2 mb-3">
                    <i class="fas fa-trophy me-2"></i>
                    <strong>Best Price: £{{ "%.2f"|format(product.best_price.price) }}</strong>
                    {% if product.target_price and product.best_price.price <= product.target_price %}
                    <span class="badge bg-danger ms-2">
                        <i class="fas fa-bell me-1"></i>Target Reached!
                    </span>
                    {% endif %}
                </div>
                {% endif %}
                {% else %}
                <div class="alert alert-warning py-2 mb-3">
                    <i class="fas fa-exclamation-triangle me-2"></i>
                    No price data yet. Click "Scrape Now" to get prices.
                </div>
                {% endif %}
                
                <!-- Action Buttons -->
                <div class="d-grid gap-2">
                    <div class="btn-group" role="group">
                        <a href="{{ url_for('product_detail', product_id=product.id) }}" class="btn btn-outline-primary">
                            <i class="fas fa-chart-line me-1"></i>Details
                        </a>
                        <button class="btn btn-success" onclick="scrapeProduct({{ product.id }})">
                            <i class="fas fa-sync-alt me-1"></i>Scrape Now
                        </button>
                    </div>
                    <div class="btn-group" role="group">
                        <a href="{{ url_for('edit_product', product_id=product.id) }}" class="btn btn-outline-secondary">
                            <i class="fas fa-edit me-1"></i>Edit
                        </a>
                        <button class="btn btn-outline-danger delete-product-btn" 
                                data-product-id="{{ product.id }}" 
                                data-product-name="{{ product.name }}">
                            <i class="fas fa-trash me-1"></i>Delete
                        </button>
                    </div>
                </div>
            </div>
            
            <!-- Card Footer with last update -->
            <div class="card-footer bg-transparent">
                <small class="text-muted">
                    <i class="fas fa-clock me-1"></i>
                    Added: {{ product.created_at[:10] }}
                </small>
            </div>
        </div>
    </div>
    {% endfor %}
</div>

<!-- Summary Stats -->
<div class="row mt-4">
    <div class="col-md-3">
        <div class="card text-center">
            <div class="card-body">
                <i class="fas fa-shopping-bag fa-2x text-primary mb-2"></i>
                <h4 class="fw-bold">{{ products|length }}</h4>
                <p class="text-muted mb-0">Products Tracked</p>
            </div>
        </div>
    </div>
    <div class="col-md-3">
        <div class="card text-center">
            <div class="card-body">
                <i class="fas fa-store fa-2x text-success mb-2"></i>
                <h4 class="fw-bold">
                    {% if products %}
                        {% set total_urls = 0 %}
                        {% for product in products %}
                            {% set total_urls = total_urls + product.urls|length %}
                        {% endfor %}
                        {{ total_urls }}
                    {% else %}
                        0
                    {% endif %}
                </h4>
                <p class="text-muted mb-0">Total URLs</p>
            </div>
        </div>
    </div>
    <div class="col-md-3">
        <div class="card text-center">
            <div class="card-body">
                <i class="fas fa-bell fa-2x text-warning mb-2"></i>
                <h4 class="fw-bold">
                    {% set alerts = [] %}
                    {% for product in products %}
                        {% if product.target_price and product.best_price and product.best_price.price <= product.target_price %}
                            {% set _ = alerts.append(1) %}
                        {% endif %}
                    {% endfor %}
                    {{ alerts|length }}
                </h4>
                <p class="text-muted mb-0">Price Alerts</p>
            </div>
        </div>
    </div>
    <div class="col-md-3">
        <div class="card text-center">
            <div class="card-body">
                <i class="fas fa-chart-bar fa-2x text-info mb-2"></i>
                <h4 class="fw-bold">
                    {% set total_savings = 0 %}
                    {% for product in products %}
                        {% if product.target_price and product.best_price %}
                            {% set savings = product.target_price - product.best_price.price %}
                            {% if savings > 0 %}
                                {% set total_savings = total_savings + savings %}
                            {% endif %}
                        {% endif %}
                    {% endfor %}
                    £{{ "%.0f"|format(total_savings) }}
                </h4>
                <p class="text-muted mb-0">Potential Savings</p>
            </div>
        </div>
    </div>
</div>
{% endif %}

<!-- Delete Confirmation Modal -->
<div class="modal fade" id="deleteModal" tabindex="-1" aria-labelledby="deleteModalLabel" aria-hidden="true">
    <div class="modal-dialog">
        <div class="modal-content">
            <div class="modal-header">
                <h5 class="modal-title" id="deleteModalLabel">
                    <i class="fas fa-exclamation-triangle me-2 text-warning"></i>Confirm Delete
                </h5>
                <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
            </div>
            <div class="modal-body">
                <p>Are you sure you want to delete <strong id="deleteProductName"></strong>?</p>
                <div class="alert alert-warning">
                    <i class="fas fa-warning me-2"></i>
                    <strong>Warning:</strong> This action cannot be undone. All price history for this product will be permanently deleted.
                </div>
            </div>
            <div class="modal-footer">
                <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Cancel</button>
                <form id="deleteForm" method="POST" style="display: inline;">
                    <button type="submit" class="btn btn-danger">
                        <i class="fas fa-trash me-2"></i>Delete Product
                    </button>
                </form>
            </div>
        </div>
    </div>
</div>

<script>
// Handle delete product buttons
document.addEventListener('DOMContentLoaded', function() {
    const deleteButtons = document.querySelectorAll('.delete-product-btn');
    const deleteModal = document.getElementById('deleteModal');
    const deleteForm = document.getElementById('deleteForm');
    const deleteProductName = document.getElementById('deleteProductName');
    
    deleteButtons.forEach(button => {
        button.addEventListener('click', function() {
            const productId = this.getAttribute('data-product-id');
            const productName = this.getAttribute('data-product-name');
            
            // Update modal content
            deleteProductName.textContent = productName;
            deleteForm.action = `/delete_product/${productId}`;
            
            // Show modal
            const modal = new bootstrap.Modal(deleteModal);
            modal.show();
        });
    });
});
</script>
{% endblock %}