{% extends "base.html" %}

{% block title %}Today's Schedule - Edu-Space Admin{% endblock %}

{% block content %}
<div class="container-fluid pt-5 mt-4">
<div class="row">
    <div class="col-12">
        <div class="d-flex justify-content-between align-items-center mb-4">
            <h1 class="h3">
                <i class="bi bi-calendar-today text-info"></i> {% trans %}Today's Schedule{% endtrans %}
                <small class="text-muted ms-2">{{ today.strftime('%B %d, %Y') }}</small>
            </h1>
            <div>
                <a href="{{ url_for('schedule.add_reservation') }}" class="btn btn-success">
                    <i class="bi bi-plus-circle"></i> {% trans %}New Reservation{% endtrans %}
                </a>
                <a href="{{ url_for('schedule.list_reservations') }}" class="btn btn-outline-primary ms-2">
                    <i class="bi bi-list"></i> {% trans %}All Reservations{% endtrans %}
                </a>
                {% if current_user and current_user.role in ['admin', 'teacher'] %}
                <a href="{{ url_for('genetic_algorithm_web.genetic_optimizer') }}" class="btn btn-info text-white ms-2">
                    <i class="bi bi-cpu"></i> {% trans %}AI Room Optimizer{% endtrans %}
                </a>
                {% endif %}
            </div>
        </div>
    </div>
</div>

<!-- Quick Stats -->
<div class="row mb-4">
    <div class="col-md-3 mb-3">
        <div class="card border-0 shadow-sm">
            <div class="card-body">
                <div class="d-flex justify-content-between align-items-center">
                    <div>
                        <h6 class="text-muted mb-2">{% trans %}Total Reservations{% endtrans %}</h6>
                        <h2 class="mb-0">{{ stats.total_reservations }}</h2>
                    </div>
                    <div class="bg-info bg-opacity-10 rounded-circle p-3">
                        <i class="bi bi-calendar3 text-info fs-4"></i>
                    </div>
                </div>
            </div>
        </div>
    </div>
    
    <div class="col-md-3 mb-3">
        <div class="card border-0 shadow-sm">
            <div class="card-body">
                <div class="d-flex justify-content-between align-items-center">
                    <div>
                        <h6 class="text-muted mb-2">{% trans %}Confirmed{% endtrans %}</h6>
                        <h2 class="mb-0">{{ stats.confirmed }}</h2>
                    </div>
                    <div class="bg-success bg-opacity-10 rounded-circle p-3">
                        <i class="bi bi-check-circle text-success fs-4"></i>
                    </div>
                </div>
            </div>
        </div>
    </div>
    
    <div class="col-md-3 mb-3">
        <div class="card border-0 shadow-sm">
            <div class="card-body">
                <div class="d-flex justify-content-between align-items-center">
                    <div>
                        <h6 class="text-muted mb-2">{% trans %}Pending{% endtrans %}</h6>
                        <h2 class="mb-0">{{ stats.pending }}</h2>
                    </div>
                    <div class="bg-warning bg-opacity-10 rounded-circle p-3">
                        <i class="bi bi-clock text-warning fs-4"></i>
                    </div>
                </div>
            </div>
        </div>
    </div>
    
    <div class="col-md-3 mb-3">
        <div class="card border-0 shadow-sm">
            <div class="card-body">
                <div class="d-flex justify-content-between align-items-center">
                    <div>
                        <h6 class="text-muted mb-2">{% trans %}Active Classrooms{% endtrans %}</h6>
                        <h2 class="mb-0">{{ stats.occupied_classrooms }}/{{ stats.total_classrooms }}</h2>
                    </div>
                    <div class="bg-primary bg-opacity-10 rounded-circle p-3">
                        <i class="bi bi-door-open text-primary fs-4"></i>
                    </div>
                </div>
            </div>
        </div>
    </div>
</div>

<!-- Today's Schedule -->
{% if time_blocks %}
<div class="row">
    <div class="col-12">
        <div class="card border-0 shadow-sm">
            <div class="card-header bg-white border-0">
                <div class="d-flex justify-content-between align-items-center">
                    <h5 class="mb-0">
                        <i class="bi bi-clock-history text-info"></i> Timeline View
                    </h5>
                    <div>
                        <button class="btn btn-sm btn-outline-primary" id="refresh-btn">
                            <i class="bi bi-arrow-clockwise"></i> Refresh
                        </button>
                        <button class="btn btn-sm btn-outline-secondary ms-1" id="toggle-view-btn">
                            <i class="bi bi-grid"></i> Grid View
                        </button>
                    </div>
                </div>
            </div>
            <div class="card-body">
                <div id="timeline-view">
                    {% for hour in range(7, 22) %}
                    <div class="row border-bottom py-3 align-items-start">
                        <div class="col-md-2 col-3">
                            <div class="text-center">
                                <strong>{{ "%02d:00"|format(hour) }}</strong>
                                <br>
                                <small class="text-muted">{{ hour+1 }}:00</small>
                            </div>
                        </div>
                        <div class="col-md-10 col-9">
                            {% if time_blocks[hour] %}
                                <div class="row">
                                    {% for item in time_blocks[hour] %}
                                    <div class="col-md-6 mb-3">
                                        <div class="card border-0 shadow-sm h-100">
                                            <div class="card-body p-3">
                                                <div class="d-flex justify-content-between align-items-start mb-2">
                                                    <div>
                                                        <h6 class="card-title mb-1">
                                                            {{ item.commission.get_full_code() }}
                                                        </h6>
                                                        <p class="text-muted small mb-2 mb-md-0">
                                                            <i class="bi bi-geo-alt"></i> {{ item.classroom.code }}
                                                            <br class="d-md-none">
                                                            <i class="bi bi-person ms-md-2"></i> {{ item.user.first_name }} {{ item.user.last_name }}
                                                        </p>
                                                    </div>
                                                    <span class="badge bg-{% if item.reservation.status.value == 'CONFIRMED' %}success{% elif item.reservation.status.value == 'PENDING' %}warning{% else %}secondary{% endif %}">
                                                        {{ item.reservation.status.value }}
                                                    </span>
                                                </div>
                                                
                                                <div class="row small">
                                                    <div class="col-md-6">
                                                        <i class="bi bi-clock"></i> 
                                                        {{ item.reservation.start_time.strftime('%H:%M') }} - {{ item.reservation.end_time.strftime('%H:%M') }}
                                                    </div>
                                                    <div class="col-md-6">
                                                        <i class="bi bi-people"></i> 
                                                        {{ item.reservation.expected_attendees }} attendees
                                                    </div>
                                                </div>
                                                
                                                {% if item.reservation.purpose %}
                                                <p class="card-text small text-muted mt-2">
                                                    {{ item.reservation.purpose }}
                                                </p>
                                                {% endif %}
                                                
                                                <div class="mt-2">
                                                    <a href="{{ url_for('schedule.view_reservation', id=item.reservation.id) }}" class="btn btn-sm btn-outline-primary">
                                                        <i class="bi bi-eye"></i> Details
                                                    </a>
                                                    {% if item.reservation.status.value == 'PENDING' %}
                                                    <a href="{{ url_for('schedule.confirm_reservation', id=item.reservation.id) }}" 
                                                       class="btn btn-sm btn-outline-success ms-1" 
                                                       onclick="return confirm('Confirm this reservation?')">
                                                        <i class="bi bi-check-circle"></i> Confirm
                                                    </a>
                                                    {% endif %}
                                                </div>
                                            </div>
                                        </div>
                                    </div>
                                    {% endfor %}
                                </div>
                            {% else %}
                                <div class="text-center text-muted py-3">
                                    <i class="bi bi-circle"></i> No reservations scheduled
                                </div>
                            {% endif %}
                        </div>
                    </div>
                    {% endfor %}
                </div>
                
                <!-- Grid View (hidden by default) -->
                <div id="grid-view" style="display: none;">
                    <div class="table-responsive">
                        <table class="table table-hover">
                            <thead>
                                <tr>
                                    <th>Time</th>
                                    <th>Classroom</th>
                                    <th>Subject</th>
                                    <th>Teacher</th>
                                    <th>Purpose</th>
                                    <th>Attendees</th>
                                    <th>Status</th>
                                    <th>Actions</th>
                                </tr>
                            </thead>
                            <tbody>
                                {% for reservation in reservations %}
                                <tr>
                                    <td>
                                        {{ reservation.start_time.strftime('%H:%M') }} - 
                                        {{ reservation.end_time.strftime('%H:%M') }}
                                    </td>
                                    <td>
                                        <i class="bi bi-geo-alt"></i> 
                                        {{ reservation.classroom.code }}
                                    </td>
                                    <td>{{ reservation.commission.get_full_code() }}</td>
                                    <td>{{ reservation.user.first_name }} {{ reservation.user.last_name }}</td>
                                    <td>{{ reservation.purpose }}</td>
                                    <td>{{ reservation.expected_attendees }}</td>
                                    <td>
                                        <span class="badge bg-{% if reservation.status.value == 'CONFIRMED' %}success{% elif reservation.status.value == 'PENDING' %}warning{% else %}secondary{% endif %}">
                                            {{ reservation.status.value }}
                                        </span>
                                    </td>
                                    <td>
                                        <a href="{{ url_for('schedule.view_reservation', id=reservation.id) }}" 
                                           class="btn btn-sm btn-outline-primary">
                                            <i class="bi bi-eye"></i>
                                        </a>
                                        {% if reservation.status.value == 'PENDING' %}
                                        <a href="{{ url_for('schedule.confirm_reservation', id=reservation.id) }}" 
                                           class="btn btn-sm btn-outline-success ms-1" 
                                           onclick="return confirm('Confirm this reservation?')">
                                            <i class="bi bi-check-circle"></i>
                                        </a>
                                        {% endif %}
                                    </td>
                                </tr>
                                {% endfor %}
                            </tbody>
                        </table>
                    </div>
                </div>
            </div>
        </div>
    </div>
</div>

<!-- Daily Summary -->
<div class="row mt-4">
    <div class="col-12">
        <div class="card border-0 shadow-sm">
            <div class="card-header bg-white border-0">
                <h5 class="mb-0">
                    <i class="bi bi-graph-up text-warning"></i> Daily Analytics
                </h5>
            </div>
            <div class="card-body">
                <div class="row">
                    <div class="col-md-4">
                        <div class="text-center">
                            <div class="mb-2">
                                <i class="bi bi-door-open-fill text-success" style="font-size: 2rem;"></i>
                            </div>
                            <h6>Most Active Hours</h6>
                            <!-- Calculate peak hours from data -->
{% set peak_hours = [] %}
                            {% for item in reservations %}
                                {% set slot = item.start_time.hour %}
                                {% if slot not in peak_hours %}
                                    {% set _ = peak_hours.append(slot) %}
                                {% endif %}
                            {% endfor %}
                            <p class="text-muted">
                                {% if peak_hours %}
                                    {% for hour in peak_hours[:3]|sort %}
                                        {{ "%02d:00"|format(hour) }}{% if not loop.last %}, {% endif %}
                                    {% endfor %}
                                {% else %}
                                    No data available
                                {% endif %}
                            </p>
                        </div>
                    </div>
                    <div class="col-md-4">
                        <div class="text-center">
                            <div class="mb-2">
                                <i class="bi bi-building text-info" style="font-size: 2rem;"></i>
                            </div>
                            <h6>Busiest Classrooms</h6>
<p class="text-muted">
                                {% if reservations %}
                                    {% set classroom_codes = [] %}
                                    {% for item in reservations %}
                                        {% if item.classroom.code not in classroom_codes %}
                                            {% set _ = classroom_codes.append(item.classroom.code) %}
                                        {% endif %}
                                    {% endfor %}
                                    {% for code in classroom_codes[:3] %}
                                        {{ code }}{% if not loop.last %}, {% endif %}
                                    {% endfor %}
                                {% else %}
                                    No data available
                                {% endif %}
                            </p>
                        </div>
                    </div>
                    <div class="col-md-4">
                        <div class="text-center">
                            <div class="mb-2">
                                <i class="bi bi-clock-fill text-primary" style="font-size: 2rem;"></i>
                            </div>
                            <h6>Total Hours Booked</h6>
<p class="text-muted">
                                {% set total_hours = 0 %}
                                {% for item in reservations %}
                                    {% set duration = (item.end_time - item.start_time).total_seconds() / 3600 %}
                                    {% set total_hours = (total_hours + duration) %}
                                {% endfor %}
                                {{ total_hours|round(1) }} hours total
                            </p>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </div>
</div>

{% else %}
<div class="row">
    <div class="col-12">
        <div class="text-center py-5">
            <i class="bi bi-calendar-x text-muted" style="font-size: 4rem;"></i>
            <h4 class="mt-3 text-muted">{% trans %}No reservations scheduled for today{% endtrans %}</h4>
            <p class="text-muted">
                {% trans %}There are no classroom reservations for today.{% endtrans %}
            </p>
            <div class="mt-3">
                <a href="{{ url_for('schedule.add_reservation') }}" class="btn btn-success">
                    <i class="bi bi-plus-circle"></i> {% trans %}Schedule First Class{% endtrans %}
                </a>
                <a href="{{ url_for('schedule.list_reservations') }}" class="btn btn-outline-primary ms-2">
                    <i class="bi bi-calendar-week"></i> {% trans %}View Week Schedule{% endtrans %}
                </a>
                {% if current_user and current_user.role in ['admin', 'teacher'] %}
                <a href="{{ url_for('genetic_algorithm_web.genetic_optimizer') }}" class="btn btn-info text-white ms-2">
                    <i class="bi bi-cpu"></i> {% trans %}AI Room Optimizer{% endtrans %}
                </a>
                {% endif %}
            </div>
        </div>
    </div>
</div>
{% endif %}
</div>
{% endblock %}

{% block extra_js %}
<script>
$(document).ready(function() {
    // Toggle between timeline and grid view
    $('#toggle-view-btn').on('click', function() {
        const timelineView = $('#timeline-view');
        const gridView = $('#grid-view');
        const btn = $(this);
        
        if (timelineView.is(':visible')) {
            timelineView.hide();
            gridView.show();
            btn.html('<i class="bi bi-list"></i> Timeline View');
        } else {
            timelineView.show();
            gridView.hide();
            btn.html('<i class="bi bi-grid"></i> Grid View');
        }
    });
    
    // Refresh the page
    $('#refresh-btn').on('click', function() {
        location.reload();
    });
    
    // Auto-refresh every 5 minutes
    setInterval(function() {
        location.reload();
    }, 300000); // 5 minutes = 300000 milliseconds
    
    // Highlight current time
    const currentHour = new Date().getHours();
    if (currentHour >= 7 && currentHour < 22) {
        const timeBlockIndex = currentHour - 7;
        $('.row.border-bottom').eq(timeBlockIndex).addClass('bg-primary bg-opacity-10');
    }
});
</script>
{% endblock %}