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

{% block title %}{% trans "Survey Comments" %} - PX360{% endblock %}

{% block content %}
<div class="container-fluid">
    <!-- Page Header -->
    <div class="mb-4">
        <h2 class="mb-1">
            <i class="bi bi-chat-quote text-info me-2"></i>
            {% trans "Survey Comments" %}
        </h2>
        <p class="text-muted mb-0">
            {% trans "View all patient comments with AI-powered sentiment analysis" %}
        </p>
    </div>

    <!-- Statistics Cards -->
    <div class="row mb-4">
        <div class="col-md-3">
            <div class="card">
                <div class="card-body">
                    <div class="d-flex align-items-center">
                        <div class="flex-grow-1">
                            <h6 class="text-muted mb-1">{% trans "Total Comments" %}</h6>
                            <h3 class="mb-0">{{ stats.total }}</h3>
                        </div>
                        <div class="text-primary">
                            <i class="bi bi-chat-quote" style="font-size: 2rem;"></i>
                        </div>
                    </div>
                </div>
            </div>
        </div>
        <div class="col-md-3">
            <div class="card">
                <div class="card-body">
                    <div class="d-flex align-items-center">
                        <div class="flex-grow-1">
                            <h6 class="text-muted mb-1">{% trans "Positive" %}</h6>
                            <h3 class="mb-0 text-success">{{ stats.positive }}</h3>
                        </div>
                        <div class="text-success">
                            <i class="bi bi-emoji-smile" style="font-size: 2rem;"></i>
                        </div>
                    </div>
                </div>
            </div>
        </div>
        <div class="col-md-3">
            <div class="card">
                <div class="card-body">
                    <div class="d-flex align-items-center">
                        <div class="flex-grow-1">
                            <h6 class="text-muted mb-1">{% trans "Negative" %}</h6>
                            <h3 class="mb-0 text-danger">{{ stats.negative }}</h3>
                        </div>
                        <div class="text-danger">
                            <i class="bi bi-emoji-frown" style="font-size: 2rem;"></i>
                        </div>
                    </div>
                </div>
            </div>
        </div>
        <div class="col-md-3">
            <div class="card">
                <div class="card-body">
                    <div class="d-flex align-items-center">
                        <div class="flex-grow-1">
                            <h6 class="text-muted mb-1">{% trans "AI Analyzed" %}</h6>
                            <h3 class="mb-0 text-info">{{ stats.analyzed }}</h3>
                        </div>
                        <div class="text-info">
                            <i class="bi bi-robot" style="font-size: 2rem;"></i>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </div>

    <!-- Charts -->
    <div class="row mb-4">
        <div class="col-md-6">
            <div class="card">
                <div class="card-header">
                    <h5 class="card-title mb-0">
                        <i class="bi bi-pie-chart me-2"></i>
                        {% trans "Patient Type Distribution" %}
                    </h5>
                </div>
                <div class="card-body">
                    <div id="patientTypeDistributionChart" style="min-height: 300px;"></div>
                </div>
            </div>
        </div>
        <div class="col-md-6">
            <div class="card">
                <div class="card-header">
                    <h5 class="card-title mb-0">
                        <i class="bi bi-bar-chart me-2"></i>
                        {% trans "Sentiment by Patient Type" %}
                    </h5>
                </div>
                <div class="card-body">
                    <div id="sentimentByPatientTypeChart" style="min-height: 300px;"></div>
                </div>
            </div>
        </div>
    </div>

    <!-- Filters -->
    <div class="card mb-4">
        <div class="card-body">
            <form method="get" class="row g-3">
                <div class="col-md-3">
                    <label for="search" class="form-label">{% trans "Search" %}</label>
                    <input type="text" class="form-control" id="search" name="search" 
                           placeholder="{% trans 'MRN, name, or comment...' %}"
                           value="{{ filters.search }}">
                </div>
                <div class="col-md-2">
                    <label for="sentiment" class="form-label">{% trans "Sentiment" %}</label>
                    <select class="form-select" id="sentiment" name="sentiment">
                        <option value="">{% trans "All" %}</option>
                        <option value="positive" {% if filters.sentiment == 'positive' %}selected{% endif %}>
                            {% trans "Positive" %}
                        </option>
                        <option value="negative" {% if filters.sentiment == 'negative' %}selected{% endif %}>
                            {% trans "Negative" %}
                        </option>
                        <option value="neutral" {% if filters.sentiment == 'neutral' %}selected{% endif %}>
                            {% trans "Neutral" %}
                        </option>
                    </select>
                </div>
                <div class="col-md-2">
                    <label for="survey_type" class="form-label">{% trans "Survey Type" %}</label>
                    <select class="form-select" id="survey_type" name="survey_type">
                        <option value="">{% trans "All" %}</option>
                        <option value="stage" {% if filters.survey_type == 'stage' %}selected{% endif %}>
                            {% trans "Journey Stage" %}
                        </option>
                        <option value="complaint_resolution" {% if filters.survey_type == 'complaint_resolution' %}selected{% endif %}>
                            {% trans "Complaint Resolution" %}
                        </option>
                        <option value="general" {% if filters.survey_type == 'general' %}selected{% endif %}>
                            {% trans "General" %}
                        </option>
                        <option value="nps" {% if filters.survey_type == 'nps' %}selected{% endif %}>
                            {% trans "NPS" %}
                        </option>
                    </select>
                </div>
                <div class="col-md-2">
                    <label for="hospital" class="form-label">{% trans "Hospital" %}</label>
                    <select class="form-select" id="hospital" name="hospital">
                        <option value="">{% trans "All" %}</option>
                        {% for hospital in hospitals %}
                        <option value="{{ hospital.id }}" 
                                {% if filters.hospital == hospital.id|stringformat:"s" %}selected{% endif %}>
                            {{ hospital.name }}
                        </option>
                        {% endfor %}
                    </select>
                </div>
                <div class="col-md-2">
                    <label for="patient_type" class="form-label">{% trans "Patient Type" %}</label>
                    <select class="form-select" id="patient_type" name="patient_type">
                        <option value="">{% trans "All" %}</option>
                        <option value="outpatient" {% if filters.patient_type == 'outpatient' %}selected{% endif %}>
                            {% trans "Outpatient" %}
                        </option>
                        <option value="inpatient" {% if filters.patient_type == 'inpatient' %}selected{% endif %}>
                            {% trans "Inpatient" %}
                        </option>
                        <option value="emergency" {% if filters.patient_type == 'emergency' %}selected{% endif %}>
                            {% trans "Emergency" %}
                        </option>
                    </select>
                </div>
                <div class="col-md-1">
                    <label for="date_from" class="form-label">{% trans "From" %}</label>
                    <input type="date" class="form-control" id="date_from" name="date_from" 
                           value="{{ filters.date_from }}">
                </div>
                <div class="col-md-1">
                    <label for="date_to" class="form-label">{% trans "To" %}</label>
                    <input type="date" class="form-control" id="date_to" name="date_to" 
                           value="{{ filters.date_to }}">
                </div>
                <div class="col-md-1 d-flex align-items-end">
                    <button type="submit" class="btn btn-primary w-100">
                        <i class="bi bi-search"></i>
                    </button>
                </div>
                <div class="col-12 mt-2">
                    <a href="{% url 'surveys:survey_comments_list' %}" class="btn btn-outline-secondary btn-sm">
                        <i class="bi bi-x-circle me-1"></i>{% trans "Clear Filters" %}
                    </a>
                </div>
            </form>
        </div>
    </div>

    <!-- Comments List -->
    <div class="card">
        <div class="card-body">
            {% if page_obj.object_list %}
            <div class="table-responsive">
                <table class="table table-hover">
                    <thead>
                        <tr>
                            <th>{% trans "Patient" %}</th>
                            <th>{% trans "Type" %}</th>
                            <th>{% trans "Comment" %}</th>
                            <th>{% trans "Sentiment" %}</th>
                            <th>{% trans "Survey" %}</th>
                            <th>{% trans "Date" %}</th>
                            <th>{% trans "Actions" %}</th>
                        </tr>
                    </thead>
                    <tbody>
                        {% for survey in page_obj.object_list %}
                        <tr>
                            <td>
                                <strong>{{ survey.patient.get_full_name }}</strong><br>
                                <small class="text-muted">{{ survey.patient.mrn }}</small>
                                {% if survey.survey_template.hospital %}
                                <br><small class="text-muted">{{ survey.survey_template.hospital.name }}</small>
                                {% endif %}
                            </td>
                            <td>
                                {% if survey.patient_type and survey.patient_type.code %}
                                <span class="badge {{ survey.patient_type.color }} text-white" title="Patient Type: {{ survey.patient_type.label }}">
                                    <i class="bi {{ survey.patient_type.icon }} me-1"></i>
                                    {{ survey.patient_type.label }}
                                </span>
                                {% else %}
                                <span class="badge bg-secondary">N/A</span>
                                {% endif %}
                            </td>
                            <td>
                                <div style="max-width: 400px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;" 
                                     title="{{ survey.comment }}">
                                    {{ survey.comment }}
                                </div>
                                {% if survey.comment_analyzed %}
                                {% if survey.comment_analysis.emotion %}
                                <small class="text-muted">
                                    <i class="bi bi-heart-pulse me-1"></i>{{ survey.comment_analysis.emotion|title }}
                                </small>
                                {% endif %}
                                {% else %}
                                <small class="text-warning">
                                    <i class="bi bi-hourglass-split me-1"></i>{% trans "Analyzing..." %}
                                </small>
                                {% endif %}
                            </td>
                            <td>
                                {% if survey.comment_analyzed and survey.comment_analysis.sentiment %}
                                <span class="badge {% if survey.comment_analysis.sentiment == 'positive' %}bg-success{% elif survey.comment_analysis.sentiment == 'negative' %}bg-danger{% else %}bg-secondary{% endif %}">
                                    {{ survey.comment_analysis.sentiment|title }}
                                </span>
                                {% else %}
                                <span class="badge bg-secondary">{% trans "Pending" %}</span>
                                {% endif %}
                            </td>
                            <td>
                                <strong>{{ survey.survey_template.name }}</strong><br>
                                <small class="text-muted">{{ survey.survey_template.get_survey_type_display }}</small><br>
                                {% if survey.total_score %}
                                <small class="{% if survey.is_negative %}text-danger{% else %}text-success{% endif %}">
                                    <strong>Score: {{ survey.total_score|floatformat:1 }}/5.0</strong>
                                </small>
                                {% endif %}
                            </td>
                            <td>
                                {{ survey.completed_at|date:"M d, Y" }}<br>
                                <small class="text-muted">{{ survey.completed_at|time:"H:i" }}</small>
                            </td>
                            <td>
                                <a href="{% url 'surveys:instance_detail' survey.id %}" 
                                   class="btn btn-sm btn-outline-primary" 
                                   title="{% trans 'View Full Survey' %}">
                                    <i class="bi bi-eye"></i>
                                </a>
                            </td>
                        </tr>
                        {% endfor %}
                    </tbody>
                </table>
            </div>

            <!-- Pagination -->
            {% if page_obj.has_other_pages %}
            <nav class="mt-4">
                <ul class="pagination justify-content-center">
                    {% if page_obj.has_previous %}
                    <li class="page-item">
                        <a class="page-link" href="?page=1{% if filters.search %}&search={{ filters.search }}{% endif %}{% if filters.sentiment %}&sentiment={{ filters.sentiment }}{% endif %}{% if filters.survey_type %}&survey_type={{ filters.survey_type }}{% endif %}{% if filters.hospital %}&hospital={{ filters.hospital }}{% endif %}{% if filters.date_from %}&date_from={{ filters.date_from }}{% endif %}{% if filters.date_to %}&date_to={{ filters.date_to }}{% endif %}">
                            <i class="bi bi-chevron-double-left"></i>
                        </a>
                    </li>
                    <li class="page-item">
                        <a class="page-link" href="?page={{ page_obj.previous_page_number }}{% if filters.search %}&search={{ filters.search }}{% endif %}{% if filters.sentiment %}&sentiment={{ filters.sentiment }}{% endif %}{% if filters.survey_type %}&survey_type={{ filters.survey_type }}{% endif %}{% if filters.hospital %}&hospital={{ filters.hospital }}{% endif %}{% if filters.date_from %}&date_from={{ filters.date_from }}{% endif %}{% if filters.date_to %}&date_to={{ filters.date_to }}{% endif %}">
                            <i class="bi bi-chevron-left"></i>
                        </a>
                    </li>
                    {% else %}
                    <li class="page-item disabled">
                        <span class="page-link"><i class="bi bi-chevron-double-left"></i></span>
                    </li>
                    <li class="page-item disabled">
                        <span class="page-link"><i class="bi bi-chevron-left"></i></span>
                    </li>
                    {% endif %}

                    <li class="page-item active">
                        <span class="page-link">
                            Page {{ page_obj.number }} of {{ page_obj.paginator.num_pages }}
                        </span>
                    </li>

                    {% if page_obj.has_next %}
                    <li class="page-item">
                        <a class="page-link" href="?page={{ page_obj.next_page_number }}{% if filters.search %}&search={{ filters.search }}{% endif %}{% if filters.sentiment %}&sentiment={{ filters.sentiment }}{% endif %}{% if filters.survey_type %}&survey_type={{ filters.survey_type }}{% endif %}{% if filters.hospital %}&hospital={{ filters.hospital }}{% endif %}{% if filters.date_from %}&date_from={{ filters.date_from }}{% endif %}{% if filters.date_to %}&date_to={{ filters.date_to }}{% endif %}">
                            <i class="bi bi-chevron-right"></i>
                        </a>
                    </li>
                    <li class="page-item">
                        <a class="page-link" href="?page={{ page_obj.paginator.num_pages }}{% if filters.search %}&search={{ filters.search }}{% endif %}{% if filters.sentiment %}&sentiment={{ filters.sentiment }}{% endif %}{% if filters.survey_type %}&survey_type={{ filters.survey_type }}{% endif %}{% if filters.hospital %}&hospital={{ filters.hospital }}{% endif %}{% if filters.date_from %}&date_from={{ filters.date_from }}{% endif %}{% if filters.date_to %}&date_to={{ filters.date_to }}{% endif %}">
                            <i class="bi bi-chevron-double-right"></i>
                        </a>
                    </li>
                    {% else %}
                    <li class="page-item disabled">
                        <span class="page-link"><i class="bi bi-chevron-right"></i></span>
                    </li>
                    <li class="page-item disabled">
                        <span class="page-link"><i class="bi bi-chevron-double-right"></i></span>
                    </li>
                    {% endif %}
                </ul>
            </nav>
            {% endif %}

            {% else %}
            <div class="text-center py-5">
                <i class="bi bi-chat-quote" style="font-size: 3rem; color: #ccc;"></i>
                <p class="text-muted mt-3 mb-0">
                    {% trans "No survey comments found" %}
                </p>
                {% if filters.search or filters.sentiment or filters.survey_type or filters.hospital or filters.date_from or filters.date_to %}
                <a href="{% url 'surveys:survey_comments_list' %}" class="btn btn-outline-secondary mt-3">
                    <i class="bi bi-x-circle me-1"></i>{% trans "Clear Filters" %}
                </a>
                {% endif %}
            </div>
            {% endif %}
        </div>
    </div>
</div>

<!-- Chart Scripts -->
<script>
document.addEventListener('DOMContentLoaded', function() {
    // Patient Type Distribution Chart (Donut Chart)
    const patientTypeDistributionData = {{ patient_type_distribution_json|safe }};
    
    if (patientTypeDistributionData && patientTypeDistributionData.length > 0) {
        const patientTypeLabels = patientTypeDistributionData.map(item => item.label);
        const patientTypeCounts = patientTypeDistributionData.map(item => item.count);
        const patientTypeColors = ['#008FFB', '#FEB019', '#F55252', '#82868a']; // Blue, Yellow, Red, Gray
        
        const patientTypeChartOptions = {
            series: patientTypeCounts,
            labels: patientTypeLabels,
            colors: patientTypeColors,
            chart: {
                type: 'donut',
                height: 300,
                fontFamily: 'inherit'
            },
            plotOptions: {
                pie: {
                    donut: {
                        size: '65%',
                        labels: {
                            show: true,
                            total: {
                                show: true,
                                showAlways: true,
                                label: 'Total',
                                formatter: function (w) {
                                    return w.globals.seriesTotals.reduce((a, b) => a + b, 0)
                                }
                            }
                        }
                    }
                }
            },
            dataLabels: {
                enabled: true,
                formatter: function(val, opts) {
                    return patientTypeDistributionData[opts.seriesIndex].percentage + '%'
                }
            },
            tooltip: {
                y: {
                    formatter: function(value, { series, seriesIndex, dataPointIndex, w }) {
                        return value + ' comments (' + patientTypeDistributionData[seriesIndex].percentage + '%)'
                    }
                }
            },
            legend: {
                position: 'bottom'
            }
        };
        
        const patientTypeChart = new ApexCharts(document.querySelector("#patientTypeDistributionChart"), patientTypeChartOptions);
        patientTypeChart.render();
    }
    
    // Sentiment by Patient Type Chart (Stacked Bar Chart)
    const sentimentByPatientTypeData = {{ sentiment_by_patient_type_json|safe }};
    
    if (sentimentByPatientTypeData && sentimentByPatientTypeData.types && sentimentByPatientTypeData.types.length > 0) {
        const sentimentChartOptions = {
            series: [
                {
                    name: 'Positive',
                    data: sentimentByPatientTypeData.positive
                },
                {
                    name: 'Negative',
                    data: sentimentByPatientTypeData.negative
                },
                {
                    name: 'Neutral',
                    data: sentimentByPatientTypeData.neutral
                }
            ],
            chart: {
                type: 'bar',
                height: 300,
                stacked: true,
                fontFamily: 'inherit',
                toolbar: {
                    show: false
                }
            },
            plotOptions: {
                bar: {
                    horizontal: false,
                    borderRadius: 4,
                    dataLabels: {
                        total: {
                            enabled: true,
                            style: {
                                fontSize: '13px',
                                fontWeight: 900
                            }
                        }
                    }
                },
            },
            xaxis: {
                categories: sentimentByPatientTypeData.types,
                labels: {
                    style: {
                        fontSize: '12px'
                    }
                }
            },
            yaxis: {
                title: {
                    text: 'Number of Comments'
                }
            },
            legend: {
                position: 'bottom'
            },
            fill: {
                opacity: 1
            },
            colors: ['#00e396', '#F55252', '#82868a'], // Green, Red, Gray
            dataLabels: {
                enabled: false
            },
            tooltip: {
                y: {
                    formatter: function (value, { series, seriesIndex, dataPointIndex, w }) {
                        return value + ' comments'
                    }
                }
            }
        };
        
        const sentimentChart = new ApexCharts(document.querySelector("#sentimentByPatientTypeChart"), sentimentChartOptions);
        sentimentChart.render();
    }
});
</script>

{% endblock %}