{% extends 'familytouch/base.html' %}

{% block title %}Provider Appointments - FamilyTouch{% endblock %}

{% block extra_css %}
<style>
    .appointments-container {
        max-width: 1200px;
        margin: 2rem auto;
        padding: 0 2rem;
    }
    
    .page-header {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        color: white;
        padding: 2rem;
        border-radius: 12px;
        margin-bottom: 2rem;
        box-shadow: 0 8px 24px rgba(102, 126, 234, 0.25);
    }
    
    .page-header h1 {
        margin: 0;
        font-size: 2rem;
    }
    
    .section-card {
        background: white;
        padding: 2rem;
        border-radius: 12px;
        box-shadow: 0 4px 12px rgba(0,0,0,0.08);
        margin-bottom: 1.5rem;
    }
    
    .section-card h3 {
        color: #333;
        margin-bottom: 1.5rem;
        font-size: 1.4rem;
        display: flex;
        align-items: center;
        gap: 0.5rem;
    }
    
    .appointment-item {
        padding: 1rem;
        border-left: 4px solid #667eea;
        margin-bottom: 1rem;
        background: #f8f9fa;
        border-radius: 0 8px 8px 0;
        transition: all 0.3s ease;
    }
    
    .appointment-item:hover {
        background: #f0f2ff;
        transform: translateX(4px);
    }
    
    .appointment-patient {
        font-weight: 600;
        color: #333;
        font-size: 1.1rem;
        margin-bottom: 0.5rem;
    }
    
    .appointment-time {
        color: #666;
        font-size: 0.95rem;
        margin-bottom: 0.25rem;
    }
    
    .appointment-status {
        display: inline-block;
        padding: 0.25rem 0.75rem;
        border-radius: 12px;
        font-size: 0.85rem;
        font-weight: 600;
        margin-top: 0.5rem;
    }
    
    .status-scheduled {
        background: #d4edda;
        color: #155724;
    }
    
    .status-completed {
        background: #cce5ff;
        color: #004085;
    }
    
    .status-cancelled {
        background: #f8d7da;
        color: #721c24;
    }
    
    .form-group {
        margin-bottom: 1.5rem;
    }
    
    .form-group label {
        display: block;
        font-weight: 600;
        color: #333;
        margin-bottom: 0.5rem;
    }
    
    .form-group select,
    .form-group input {
        width: 100%;
        padding: 0.75rem;
        border: 2px solid #e0e0e0;
        border-radius: 8px;
        font-size: 1rem;
        transition: border-color 0.3s ease;
    }
    
    .form-group select:focus,
    .form-group input:focus {
        outline: none;
        border-color: #667eea;
    }
    
    .form-row {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 1rem;
    }
    
    .empty-state {
        text-align: center;
        padding: 3rem;
        color: #999;
    }
    
    .empty-state-icon {
        font-size: 3rem;
        margin-bottom: 1rem;
        opacity: 0.5;
    }
    
    .messages {
        margin-bottom: 1.5rem;
    }
    
    .message {
        padding: 1rem;
        border-radius: 8px;
        margin-bottom: 0.5rem;
    }
    
    .message.success {
        background: #d4edda;
        color: #155724;
        border: 1px solid #c3e6cb;
    }
    
    .message.error {
        background: #f8d7da;
        color: #721c24;
        border: 1px solid #f5c6cb;
    }
</style>
{% endblock %}

{% block content %}
<div class="appointments-container">
    <div class="page-header">
        <h1>🗓️ Manage Appointments</h1>
        <p style="margin: 0.5rem 0 0 0; opacity: 0.95;">Schedule and view appointments with your patients</p>
        <small style="opacity: 0.7;">Updated: Dec 10, 2025 v2.0</small>
    </div>

    {% if messages %}
    <div class="messages">
        {% for m in messages %}
            <div class="message {% if m.tags %}{{ m.tags }}{% else %}success{% endif %}">{{ m }}</div>
        {% endfor %}
    </div>
    {% endif %}

    <!-- Stats Overview -->
    <div style="display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1rem; margin-bottom: 2rem;">
        <div style="background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); color: white; padding: 1.5rem; border-radius: 12px; text-align: center;">
            <div style="font-size: 2.5rem; font-weight: 700;">{{ scheduled_count }}</div>
            <div style="opacity: 0.9; margin-top: 0.5rem;">Scheduled</div>
        </div>
        <div style="background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%); color: white; padding: 1.5rem; border-radius: 12px; text-align: center;">
            <div style="font-size: 2.5rem; font-weight: 700;">{{ completed_count }}</div>
            <div style="opacity: 0.9; margin-top: 0.5rem;">Completed</div>
        </div>
        <div style="background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%); color: white; padding: 1.5rem; border-radius: 12px; text-align: center;">
            <div style="font-size: 2.5rem; font-weight: 700;">{{ patients|length }}</div>
            <div style="opacity: 0.9; margin-top: 0.5rem;">Connected Patients</div>
        </div>
    </div>

    <div class="section-card">
        <h3>📅 Upcoming Appointments</h3>
        {% if appointments %}
            {% for a in appointments %}
                <div class="appointment-item" style="position: relative;">
                    <div class="appointment-patient">
                        👤 {{ a.patient.get_full_name|default:a.patient.username }}
                    </div>
                    <div class="appointment-time">
                        🕐 {{ a.start|date:"l, M d, Y @ g:i A" }}
                        {% if a.end %} - {{ a.end|date:"g:i A" }}{% endif %}
                    </div>
                    {% if a.reason %}
                    <div class="appointment-time">
                        📋 {{ a.reason }}
                    </div>
                    {% endif %}
                    <div style="display: flex; gap: 1rem; align-items: center; margin-top: 1rem;">
                        <span class="appointment-status status-{{ a.status|lower }}">
                            {{ a.get_status_display }}
                        </span>
                        
                        <!-- Action buttons -->
                        <form method="post" style="display: inline-block; margin: 0;">
                            {% csrf_token %}
                            <input type="hidden" name="appointment_id" value="{{ a.id }}">
                            <input type="hidden" name="update_status" value="true">
                            <input type="hidden" name="status" value="completed">
                            <button type="submit" style="background: #28a745; color: white; border: none; padding: 0.5rem 1rem; border-radius: 6px; cursor: pointer; font-size: 0.85rem;">
                                ✅ Mark Complete
                            </button>
                        </form>
                        
                        <form method="post" style="display: inline-block; margin: 0;">
                            {% csrf_token %}
                            <input type="hidden" name="appointment_id" value="{{ a.id }}">
                            <input type="hidden" name="cancel_appointment" value="true">
                            <button type="submit" onclick="return confirm('Cancel this appointment?')" style="background: #dc3545; color: white; border: none; padding: 0.5rem 1rem; border-radius: 6px; cursor: pointer; font-size: 0.85rem;">
                                ❌ Cancel
                            </button>
                        </form>
                    </div>
                </div>
            {% endfor %}
        {% else %}
            <div class="empty-state">
                <div class="empty-state-icon">📅</div>
                <p>No upcoming appointments scheduled</p>
            </div>
        {% endif %}
    </div>

    <div class="section-card">
        <h3>➕ Create New Appointment</h3>
        {% if patients %}
            <form method="post">
                {% csrf_token %}
                <input type="hidden" name="create_appointment" value="true">
                
                <div class="form-group">
                    <label>Select Patient</label>
                    <select name="patient" required>
                        <option value="">Choose a patient...</option>
                        {% for p in patients %}
                            <option value="{{ p.id }}">{{ p.get_full_name|default:p.username }} (@{{ p.username }})</option>
                        {% endfor %}
                    </select>
                </div>
                
                <div class="form-row">
                    <div class="form-group">
                        <label>Start Date & Time</label>
                        <input type="datetime-local" name="start" required>
                    </div>
                    <div class="form-group">
                        <label>End Date & Time (Optional)</label>
                        <input type="datetime-local" name="end">
                    </div>
                </div>
                
                <div class="form-group">
                    <label>Reason for Appointment</label>
                    <input type="text" name="reason" placeholder="e.g., Annual checkup, Follow-up visit, Lab results review">
                </div>
                
                <button class="btn" type="submit" style="width: 100%; padding: 1rem; font-size: 1.1rem; background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); color: white; border: none; border-radius: 8px; cursor: pointer; font-weight: 600;">
                    ✅ Schedule Appointment
                </button>
            </form>
        {% else %}
            <div class="empty-state">
                <div class="empty-state-icon">👥</div>
                <p>No connected patients found. Connect with patients first to schedule appointments.</p>
                <a href="{% url 'familytouch:provider_patients' %}" class="btn" style="display: inline-block; margin-top: 1rem; padding: 0.75rem 1.5rem; background: #667eea; color: white; text-decoration: none; border-radius: 8px; font-weight: 600;">View Patients</a>
            </div>
        {% endif %}
    </div>
    
    <!-- Past Appointments -->
    {% if past_appointments %}
    <div class="section-card">
        <h3>📋 Recent Past Appointments</h3>
        {% for a in past_appointments %}
            <div class="appointment-item" style="opacity: 0.8;">
                <div class="appointment-patient">
                    👤 {{ a.patient.get_full_name|default:a.patient.username }}
                </div>
                <div class="appointment-time">
                    🕐 {{ a.start|date:"l, M d, Y @ g:i A" }}
                </div>
                {% if a.reason %}
                <div class="appointment-time">
                    📋 {{ a.reason }}
                </div>
                {% endif %}
                <span class="appointment-status status-{{ a.status|lower }}">
                    {{ a.get_status_display }}
                </span>
            </div>
        {% endfor %}
    </div>
    {% endif %}
    
    <div style="text-align: center; margin-top: 2rem;">
        <a href="{% url 'familytouch:dashboard' %}" style="color: #667eea; text-decoration: none; font-weight: 600;">← Back to Dashboard</a>
    </div>
</div>
{% endblock %}