{% extends 'layouts/base.html' %}
{% load i18n %}

{% block title %}{{ page_title }} - PX360{% endblock %}

{% block content %}
<div class="container-fluid py-4">
    <!-- Header -->
    <div class="d-flex justify-content-between align-items-center mb-4">
        <div>
            <h4 class="mb-1">
                <i class="fas fa-chart-pie text-primary me-2"></i>{% trans "Acknowledgement Dashboard" %}
            </h4>
            <p class="text-muted mb-0">{% trans "Track onboarding progress and user acknowledgements" %}</p>
        </div>
        <div class="d-flex gap-2">
            <a href="{% url 'accounts:provisional-user-list' %}" class="btn btn-outline-primary">
                <i class="fas fa-users me-1"></i>{% trans "Manage Users" %}
            </a>
            <a href="{% url 'accounts:acknowledgement-content-list' %}" class="btn btn-outline-secondary">
                <i class="fas fa-file-alt me-1"></i>{% trans "Manage Content" %}
            </a>
        </div>
    </div>

    <!-- Statistics Cards -->
    <div class="row g-3 mb-4">
        <div class="col-md-3">
            <div class="card bg-primary text-white h-100">
                <div class="card-body">
                    <div class="d-flex justify-content-between align-items-center">
                        <div>
                            <h6 class="card-title mb-0">{% trans "Total Users" %}</h6>
                            <h2 class="mb-0">{{ stats.completed_onboarding|add:stats.in_progress }}</h2>
                        </div>
                        <i class="fas fa-users fa-2x opacity-50"></i>
                    </div>
                </div>
            </div>
        </div>
        <div class="col-md-3">
            <div class="card bg-success text-white h-100">
                <div class="card-body">
                    <div class="d-flex justify-content-between align-items-center">
                        <div>
                            <h6 class="card-title mb-0">{% trans "Completed" %}</h6>
                            <h2 class="mb-0">{{ stats.completed_onboarding }}</h2>
                            <small>{{ stats.completion_rate }}% {% trans "completion rate" %}</small>
                        </div>
                        <i class="fas fa-check-circle fa-2x opacity-50"></i>
                    </div>
                </div>
            </div>
        </div>
        <div class="col-md-3">
            <div class="card bg-warning text-dark h-100">
                <div class="card-body">
                    <div class="d-flex justify-content-between align-items-center">
                        <div>
                            <h6 class="card-title mb-0">{% trans "In Progress" %}</h6>
                            <h2 class="mb-0">{{ stats.in_progress }}</h2>
                            <small>{% trans "awaiting completion" %}</small>
                        </div>
                        <i class="fas fa-clock fa-2x opacity-50"></i>
                    </div>
                </div>
            </div>
        </div>
        <div class="col-md-3">
            <div class="card bg-danger text-white h-100">
                <div class="card-body">
                    <div class="d-flex justify-content-between align-items-center">
                        <div>
                            <h6 class="card-title mb-0">{% trans "Expired" %}</h6>
                            <h2 class="mb-0">{{ stats.expired_invitations }}</h2>
                            <small>{% trans "need renewal" %}</small>
                        </div>
                        <i class="fas fa-exclamation-triangle fa-2x opacity-50"></i>
                    </div>
                </div>
            </div>
        </div>
    </div>

    <!-- Charts Row -->
    <div class="row g-4 mb-4">
        <!-- Daily Activity Chart -->
        <div class="col-lg-8">
            <div class="card h-100">
                <div class="card-header bg-white">
                    <h5 class="card-title mb-0">
                        <i class="fas fa-chart-line text-primary me-2"></i>{% trans "Daily Acknowledgements (Last 30 Days)" %}
                    </h5>
                </div>
                <div class="card-body">
                    <canvas id="dailyActivityChart" height="250"></canvas>
                </div>
            </div>
        </div>

        <!-- Completion by Role -->
        <div class="col-lg-4">
            <div class="card h-100">
                <div class="card-header bg-white">
                    <h5 class="card-title mb-0">
                        <i class="fas fa-user-tag text-info me-2"></i>{% trans "Completion by Role" %}
                    </h5>
                </div>
                <div class="card-body">
                    {% for role_data in completion_by_role %}
                    <div class="mb-3">
                        <div class="d-flex justify-content-between mb-1">
                            <span>{{ role_data.role }}</span>
                            <span class="fw-bold">{{ role_data.rate }}%</span>
                        </div>
                        <div class="progress" style="height: 8px;">
                            <div class="progress-bar {% if role_data.rate >= 80 %}bg-success{% elif role_data.rate >= 50 %}bg-warning{% else %}bg-danger{% endif %}" 
                                 role="progressbar" 
                                 style="width: {{ role_data.rate }}%"
                                 aria-valuenow="{{ role_data.rate }}" 
                                 aria-valuemin="0" 
                                 aria-valuemax="100">
                            </div>
                        </div>
                        <small class="text-muted">{{ role_data.completed }}/{{ role_data.total }} {% trans "completed" %}</small>
                    </div>
                    {% empty %}
                    <p class="text-muted text-center">{% trans "No data available" %}</p>
                    {% endfor %}
                </div>
            </div>
        </div>
    </div>

    <!-- Pending Users & Checklist Stats -->
    <div class="row g-4 mb-4">
        <!-- Pending Users -->
        <div class="col-lg-6">
            <div class="card h-100">
                <div class="card-header bg-white d-flex justify-content-between align-items-center">
                    <h5 class="card-title mb-0">
                        <i class="fas fa-user-clock text-warning me-2"></i>{% trans "Pending Users" %}
                    </h5>
                    <span class="badge bg-warning">{{ pending_users|length }}</span>
                </div>
                <div class="card-body p-0">
                    <div class="table-responsive">
                        <table class="table table-hover mb-0">
                            <thead class="table-light">
                                <tr>
                                    <th>{% trans "User" %}</th>
                                    <th>{% trans "Role" %}</th>
                                    <th>{% trans "Days Left" %}</th>
                                    <th>{% trans "Action" %}</th>
                                </tr>
                            </thead>
                            <tbody>
                                {% for user in pending_users %}
                                <tr {% if user.is_expiring_soon %}class="table-danger"{% endif %}>
                                    <td>
                                        <div class="d-flex align-items-center">
                                            <div class="bg-light rounded-circle d-flex align-items-center justify-content-center me-2" style="width: 32px; height: 32px;">
                                                <i class="fas fa-user text-muted small"></i>
                                            </div>
                                            <div>
                                                <div class="fw-semibold">{{ user.get_full_name|default:user.email }}</div>
                                                <small class="text-muted">{{ user.email }}</small>
                                            </div>
                                        </div>
                                    </td>
                                    <td>
                                        {% if user.groups.first %}
                                        <span class="badge bg-secondary">{{ user.groups.first.name }}</span>
                                        {% else %}-{% endif %}
                                    </td>
                                    <td>
                                        {% if user.days_remaining is not None %}
                                            {% if user.is_expiring_soon %}
                                            <span class="badge bg-danger">{{ user.days_remaining }} {% trans "days" %}</span>
                                            {% else %}
                                            <span class="badge bg-info">{{ user.days_remaining }} {% trans "days" %}</span>
                                            {% endif %}
                                        {% else %}-
                                        {% endif %}
                                    </td>
                                    <td>
                                        <a href="{% url 'accounts:provisional-user-progress' user.id %}" class="btn btn-sm btn-outline-primary">
                                            <i class="fas fa-eye"></i>
                                        </a>
                                    </td>
                                </tr>
                                {% empty %}
                                <tr>
                                    <td colspan="4" class="text-center text-muted py-4">
                                        <i class="fas fa-check-circle text-success fa-2x mb-2"></i>
                                        <p class="mb-0">{% trans "No pending users!" %}</p>
                                    </td>
                                </tr>
                                {% endfor %}
                            </tbody>
                        </table>
                    </div>
                </div>
            </div>
        </div>

        <!-- Checklist Item Stats -->
        <div class="col-lg-6">
            <div class="card h-100">
                <div class="card-header bg-white">
                    <h5 class="card-title mb-0">
                        <i class="fas fa-tasks text-secondary me-2"></i>{% trans "Items Needing Attention" %}
                    </h5>
                </div>
                <div class="card-body">
                    {% for stat in checklist_stats %}
                    <div class="d-flex align-items-center mb-3 p-2 bg-light rounded">
                        <div class="flex-grow-1">
                            <div class="fw-semibold">{{ stat.item.text_en|truncatechars:50 }}</div>
                            <small class="text-muted">{{ stat.acknowledged_count }}/{{ stat.eligible_count }} {% trans "acknowledged" %}</small>
                        </div>
                        <div class="text-end ms-3">
                            <span class="badge {% if stat.completion_rate >= 80 %}bg-success{% elif stat.completion_rate >= 50 %}bg-warning{% else %}bg-danger{% endif %}">
                                {{ stat.completion_rate }}%
                            </span>
                        </div>
                    </div>
                    {% empty %}
                    <p class="text-muted text-center py-4">
                        <i class="fas fa-check-circle text-success fa-2x mb-2"></i><br>
                        {% trans "All items have good completion rates!" %}
                    </p>
                    {% endfor %}
                </div>
            </div>
        </div>
    </div>

    <!-- Recent Activations -->
    <div class="card">
        <div class="card-header bg-white">
            <h5 class="card-title mb-0">
                <i class="fas fa-history text-success me-2"></i>{% trans "Recent Activations" %}
            </h5>
        </div>
        <div class="card-body p-0">
            <div class="table-responsive">
                <table class="table table-hover mb-0">
                    <thead class="table-light">
                        <tr>
                            <th>{% trans "User" %}</th>
                            <th>{% trans "Role" %}</th>
                            <th>{% trans "Hospital" %}</th>
                            <th>{% trans "Department" %}</th>
                            <th>{% trans "Completed At" %}</th>
                        </tr>
                    </thead>
                    <tbody>
                        {% for user in recent_activations %}
                        <tr>
                            <td>
                                <div class="d-flex align-items-center">
                                    <div class="bg-success bg-opacity-10 rounded-circle d-flex align-items-center justify-content-center me-2" style="width: 32px; height: 32px;">
                                        <i class="fas fa-check text-success small"></i>
                                    </div>
                                    <div>
                                        <div class="fw-semibold">{{ user.get_full_name }}</div>
                                        <small class="text-muted">{{ user.email }}</small>
                                    </div>
                                </div>
                            </td>
                            <td>
                                {% if user.groups.first %}
                                <span class="badge bg-secondary">{{ user.groups.first.name }}</span>
                                {% else %}-{% endif %}
                            </td>
                            <td>{{ user.hospital.name|default:"-" }}</td>
                            <td>{{ user.department.name|default:"-" }}</td>
                            <td>
                                <span class="text-success">
                                    <i class="fas fa-calendar-check me-1"></i>
                                    {{ user.acknowledgement_completed_at|date:"M d, Y H:i" }}
                                </span>
                            </td>
                        </tr>
                        {% empty %}
                        <tr>
                            <td colspan="5" class="text-center text-muted py-4">
                                {% trans "No recent activations" %}
                            </td>
                        </tr>
                        {% endfor %}
                    </tbody>
                </table>
            </div>
        </div>
    </div>

    {% if is_px_admin and completion_by_hospital %}
    <!-- Hospital Stats (PX Admin only) -->
    <div class="card mt-4">
        <div class="card-header bg-white">
            <h5 class="card-title mb-0">
                <i class="fas fa-hospital text-primary me-2"></i>{% trans "Completion by Hospital" %}
            </h5>
        </div>
        <div class="card-body">
            <div class="row">
                {% for hosp_data in completion_by_hospital %}
                <div class="col-md-4 mb-3">
                    <div class="border rounded p-3">
                        <div class="d-flex justify-content-between align-items-center mb-2">
                            <h6 class="mb-0">{{ hosp_data.hospital.name }}</h6>
                            <span class="badge {% if hosp_data.rate >= 80 %}bg-success{% elif hosp_data.rate >= 50 %}bg-warning{% else %}bg-danger{% endif %}">
                                {{ hosp_data.rate }}%
                            </span>
                        </div>
                        <div class="progress mb-2" style="height: 6px;">
                            <div class="progress-bar {% if hosp_data.rate >= 80 %}bg-success{% elif hosp_data.rate >= 50 %}bg-warning{% else %}bg-danger{% endif %}" 
                                 role="progressbar" 
                                 style="width: {{ hosp_data.rate }}%">
                            </div>
                        </div>
                        <small class="text-muted">{{ hosp_data.completed }}/{{ hosp_data.total }} {% trans "users completed" %}</small>
                    </div>
                </div>
                {% endfor %}
            </div>
        </div>
    </div>
    {% endif %}
</div>
{% endblock %}

{% block extra_js %}
<script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
<script>
document.addEventListener('DOMContentLoaded', function() {
    // Daily Activity Chart
    const dailyCtx = document.getElementById('dailyActivityChart').getContext('2d');
    const dailyData = {{ daily_data|safe }};
    
    new Chart(dailyCtx, {
        type: 'line',
        data: {
            labels: dailyData.map(d => d.date),
            datasets: [{
                label: '{% trans "Acknowledgements" %}',
                data: dailyData.map(d => d.count),
                borderColor: '#0d6efd',
                backgroundColor: 'rgba(13, 110, 253, 0.1)',
                borderWidth: 2,
                fill: true,
                tension: 0.4
            }]
        },
        options: {
            responsive: true,
            maintainAspectRatio: false,
            plugins: {
                legend: {
                    display: false
                }
            },
            scales: {
                y: {
                    beginAtZero: true,
                    ticks: {
                        stepSize: 1
                    }
                },
                x: {
                    grid: {
                        display: false
                    }
                }
            }
        }
    });
});
</script>
{% endblock %}