{% extends "layout.html" %}

{% block title %}OptiWarm - Boilers{% endblock %}

{% block content %}
<div class="d-flex justify-content-between align-items-center mb-4">
    <h1>
        <i class="fas fa-fire mr-2"></i>Boilers
    </h1>
    <div class="btn-group">
        <a href="{{ url_for('boilers.new_boiler') }}" class="btn btn-success">
            <i class="fas fa-plus mr-2"></i>Add Boiler
        </a>
        <a href="{{ url_for('boilers.index') }}" class="btn btn-secondary">
            <i class="fas fa-arrow-left mr-2"></i>Back to Dashboard
        </a>
    </div>
</div>

<div class="card">
    <div class="card-header">
        <h5 class="mb-0">Manage Boilers</h5>
    </div>
    <div class="card-body">
        {% if boilers %}
            <div class="table-responsive">
                <table class="table table-striped">
                    <thead>
                        <tr>
                            <th>Name</th>
                            <th>Type</th>
                            <th>Location</th>
                            <th>Zone</th>
                            <th>Temperature Range</th>
                            <th>Rated Power</th>
                            <th>Fuel Consumption</th>
                            <th>Status</th>
                            <th>Actions</th>
                        </tr>
                    </thead>
                    <tbody>
                        {% for boiler in boilers %}
                            <tr>
                                <td>{{ boiler.name }}</td>
                                <td>
                                    <a href="{{ url_for('boilertypes.show_boiler_type', id=boiler.boilertypeid.boilertypeid) }}">
                                        {{ boiler.boilertypeid.name }}
                                    </a>
                                </td>
                                <td>
                                    <a href="{{ url_for('locations.show', id=boiler.locationid.locationid) }}">
                                        {{ boiler.locationid.name }}
                                    </a>
                                </td>
                                <td>
                                    {% if boiler.zoneid %}
                                        <a href="{{ url_for('zones.show', id=boiler.zoneid.zoneid) }}">
                                            {{ boiler.zoneid.name }}
                                        </a>
                                    {% else %}
                                        -
                                    {% endif %}
                                </td>
                                <td>
                                    {% if boiler.effective_temperature_min is not none or boiler.effective_temperature_max is not none %}
                                        {% if boiler.effective_temperature_min is not none %}{{ boiler.effective_temperature_min }}°C{% else %}*{% endif %} - 
                                        {% if boiler.effective_temperature_max is not none %}{{ boiler.effective_temperature_max }}°C{% else %}*{% endif %}
                                    {% else %}
                                        -
                                    {% endif %}
                                </td>
                                <td>
                                    {% if boiler.effective_rated_power is not none %}
                                        {{ boiler.effective_rated_power }} kW
                                    {% else %}
                                        -
                                    {% endif %}
                                </td>
                                <td>
                                    {% if boiler.effective_nominal_fuel_consumption is not none %}
                                        {{ boiler.effective_nominal_fuel_consumption }} {{ boiler.boilertypeid.fueltypeid.unit_name }}/h
                                    {% else %}
                                        -
                                    {% endif %}
                                </td>
                                <td>
                                    {% if boiler.is_active %}
                                        <span class="badge badge-success">Active</span>
                                    {% elif boiler.is_available %}
                                        <span class="badge badge-info">Available</span>
                                    {% elif boiler.is_maintenance %}
                                        <span class="badge badge-warning">Maintenance</span>
                                    {% else %}
                                        <span class="badge badge-secondary">Inactive</span>
                                    {% endif %}
                                </td>
                                <td>
                                    <div class="btn-group btn-group-sm">
                                        <a href="{{ url_for('boilers.show_boiler', id=boiler.boilerid) }}" class="btn btn-info">
                                            <i class="fas fa-eye"></i>
                                        </a>
                                        <a href="{{ url_for('boilers.edit_boiler', id=boiler.boilerid) }}" class="btn btn-primary">
                                            <i class="fas fa-edit"></i>
                                        </a>
                                        <button type="button" class="btn btn-danger" data-toggle="modal" data-target="#deleteModal{{ boiler.boilerid }}">
                                            <i class="fas fa-trash"></i>
                                        </button>
                                    </div>
                                    
                                    <!-- Delete Modal -->
                                    <div class="modal fade" id="deleteModal{{ boiler.boilerid }}" tabindex="-1" role="dialog" aria-labelledby="deleteModalLabel{{ boiler.boilerid }}" aria-hidden="true">
                                        <div class="modal-dialog" role="document">
                                            <div class="modal-content">
                                                <div class="modal-header">
                                                    <h5 class="modal-title" id="deleteModalLabel{{ boiler.boilerid }}">Confirm Delete</h5>
                                                    <button type="button" class="close" data-dismiss="modal" aria-label="Close">
                                                        <span aria-hidden="true">&times;</span>
                                                    </button>
                                                </div>
                                                <div class="modal-body">
                                                    Are you sure you want to delete the boiler <strong>{{ boiler.name }}</strong>?
                                                    <br><br>
                                                    This will also delete all associated history and cost data. This action cannot be undone.
                                                </div>
                                                <div class="modal-footer">
                                                    <button type="button" class="btn btn-secondary" data-dismiss="modal">Cancel</button>
                                                    <form action="{{ url_for('boilers.delete_boiler', id=boiler.boilerid) }}" method="post">
                                                        <button type="submit" class="btn btn-danger">Delete</button>
                                                    </form>
                                                </div>
                                            </div>
                                        </div>
                                    </div>
                                </td>
                            </tr>
                        {% endfor %}
                    </tbody>
                </table>
            </div>
        {% else %}
            <div class="alert alert-info">
                <i class="fas fa-info-circle mr-2"></i>
                No boilers found. 
                <a href="{{ url_for('boilers.new_boiler') }}">Add a boiler</a> to get started.
            </div>
        {% endif %}
    </div>
</div>
{% endblock %}