{% extends 'base.html' %}

{% block title %}Calorie History{% endblock %}

{% block content %}
<div class="row mb-4">
    <div class="col-md-12">
        <h2>Calorie History</h2>
        <p class="text-muted">View your calorie consumption history</p>
    </div>
</div>

<div class="card mb-4">
    <div class="card-header bg-primary text-white">
        <h5 class="mb-0">Filter by Date</h5>
    </div>
    <div class="card-body">
        <form method="get">
            <div class="row">
                <div class="col-md-5">
                    <div class="mb-3">
                        <label for="start_date" class="form-label">Start Date</label>
                        <input type="date" class="form-control" id="start_date" name="start_date" value="{{ start_date }}">
                    </div>
                </div>
                <div class="col-md-5">
                    <div class="mb-3">
                        <label for="end_date" class="form-label">End Date</label>
                        <input type="date" class="form-control" id="end_date" name="end_date" value="{{ end_date }}">
                    </div>
                </div>
                <div class="col-md-2">
                    <div class="mb-3">
                        <label class="form-label">&nbsp;</label>
                        <div>
                            <button type="submit" class="btn btn-primary w-100">Filter</button>
                        </div>
                    </div>
                </div>
            </div>
        </form>
    </div>
</div>

<div class="row mb-4">
    <div class="col-md-12">
        <div class="card">
            <div class="card-header bg-primary text-white">
                <h5 class="mb-0">Calorie Consumption Chart</h5>
            </div>
            <div class="card-body">
                <canvas id="historyChart" height="100"></canvas>
            </div>
        </div>
    </div>
</div>

<div class="card">
    <div class="card-header bg-primary text-white">
        <h5 class="mb-0">Consumed Items</h5>
    </div>
    <div class="card-body">
        {% if consumed_items %}
        <div class="table-responsive">
            <table class="table table-striped">
                <thead>
                    <tr>
                        <th>Date</th>
                        <th>Time</th>
                        <th>Item</th>
                        <th>Calories</th>
                    </tr>
                </thead>
                <tbody>
                    {% for item in consumed_items %}
                    <tr>
                        <td>{{ item.date|date:"M d, Y" }}</td>
                        <td>{{ item.time|time:"H:i" }}</td>
                        <td>{{ item.item_name }}</td>
                        <td>{{ item.calories|floatformat:0 }} cal</td>
                    </tr>
                    {% endfor %}
                </tbody>
            </table>
        </div>
        {% else %}
        <p class="text-center text-muted">No consumed items found in the selected date range.</p>
        {% endif %}
    </div>
</div>

<script>
    // History chart
    const ctx = document.getElementById('historyChart').getContext('2d');
    const historyChart = new Chart(ctx, {
        type: 'line',
        data: {
            labels: [{% for day in chart_data %}'{{ day.date }}',{% endfor %}],
            datasets: [{
                label: 'Calories Consumed',
                data: [{% for day in chart_data %}{{ day.calories }},{% endfor %}],
                backgroundColor: 'rgba(54, 162, 235, 0.2)',
                borderColor: 'rgba(54, 162, 235, 1)',
                borderWidth: 2,
                tension: 0.4
            }]
        },
        options: {
            scales: {
                y: {
                    beginAtZero: true
                }
            }
        }
    });
</script>
{% endblock %}