{% extends "base.html" %}
{% load static %}

{% block title %}Metrics - Analytics{% endblock %}

{% block css %}
<link href="{% static 'plugins/datatables.net-bs5/css/dataTables.bootstrap5.min.css' %}" rel="stylesheet" />
<link href="{% static 'plugins/datatables.net-responsive-bs5/css/responsive.bootstrap5.min.css' %}" rel="stylesheet" />
{% endblock %}

{% block content %}
<!-- BEGIN breadcrumb -->
<ol class="breadcrumb float-xl-end">
    <li class="breadcrumb-item"><a href="{% url 'core:dashboard' %}">Dashboard</a></li>
    <li class="breadcrumb-item"><a href="{% url 'analytics:dashboard' %}">Analytics</a></li>
    <li class="breadcrumb-item active">Metrics</li>
</ol>
<!-- END breadcrumb -->

<!-- BEGIN page-header -->
<h1 class="page-header">
    Analytics Metrics
    <small>Key Performance Indicators</small>
</h1>
<!-- END page-header -->

<!-- BEGIN panel -->
<div class="panel panel-inverse">
    <div class="panel-heading">
        <h4 class="panel-title">Metric Management</h4>
        <div class="panel-heading-btn">
            <a href="{% url 'analytics:metric_definition_create' %}" class="btn btn-xs btn-success me-2">
                <i class="fa fa-plus"></i> Create Metric
            </a>
            <a href="javascript:;" class="btn btn-xs btn-icon btn-default" data-toggle="panel-expand"><i class="fa fa-expand"></i></a>
            <a href="javascript:;" class="btn btn-xs btn-icon btn-default" data-toggle="panel-reload"><i class="fa fa-redo"></i></a>
            <a href="javascript:;" class="btn btn-xs btn-icon btn-default" data-toggle="panel-collapse"><i class="fa fa-minus"></i></a>
        </div>
    </div>
    <div class="panel-body">
        <!-- Filters and Search -->
        <div class="row mb-3">
            <div class="col-md-4">
                <label class="form-label">Search Metrics</label>
                <div class="input-group">
                    <input type="text" class="form-control" id="search-input" placeholder="Metric name, description...">
                    <button class="btn btn-outline-secondary" type="button" id="search-btn">
                        <i class="fa fa-search"></i>
                    </button>
                </div>
            </div>
            <div class="col-md-3">
                <label class="form-label">Category</label>
                <select class="form-select" id="category-filter">
                    <option value="">All Categories</option>
                    <option value="FINANCIAL">Financial</option>
                    <option value="CLINICAL">Clinical</option>
                    <option value="OPERATIONAL">Operational</option>
                    <option value="QUALITY">Quality</option>
                    <option value="PATIENT_SATISFACTION">Patient Satisfaction</option>
                    <option value="STAFF_PERFORMANCE">Staff Performance</option>
                </select>
            </div>
            <div class="col-md-3">
                <label class="form-label">Status</label>
                <select class="form-select" id="status-filter">
                    <option value="">All Status</option>
                    <option value="ACTIVE">Active</option>
                    <option value="INACTIVE">Inactive</option>
                    <option value="DRAFT">Draft</option>
                </select>
            </div>
            <div class="col-md-2">
                <label class="form-label">Frequency</label>
                <select class="form-select" id="frequency-filter">
                    <option value="">All Frequencies</option>
                    <option value="REAL_TIME">Real Time</option>
                    <option value="HOURLY">Hourly</option>
                    <option value="DAILY">Daily</option>
                    <option value="WEEKLY">Weekly</option>
                    <option value="MONTHLY">Monthly</option>
                </select>
            </div>
        </div>

        <!-- Quick Stats -->
        <div class="row mb-4">
            <div class="col-lg-3 col-md-6 mb-3">
                <div class="card border-0 bg-primary text-white">
                    <div class="card-body">
                        <div class="d-flex align-items-center">
                            <div class="flex-fill">
                                <div class="fs-10px text-white-transparent-5 mb-1">TOTAL METRICS</div>
                                <div class="fs-18px fw-900 text-white" id="total-metrics">-</div>
                            </div>
                            <div class="w-50px h-50px bg-white-transparent-2 rounded-circle d-flex align-items-center justify-content-center">
                                <i class="fa fa-chart-line fa-lg text-white"></i>
                            </div>
                        </div>
                    </div>
                </div>
            </div>
            <div class="col-lg-3 col-md-6 mb-3">
                <div class="card border-0 bg-success text-white">
                    <div class="card-body">
                        <div class="d-flex align-items-center">
                            <div class="flex-fill">
                                <div class="fs-10px text-white-transparent-5 mb-1">ACTIVE METRICS</div>
                                <div class="fs-18px fw-900 text-white" id="active-metrics">-</div>
                            </div>
                            <div class="w-50px h-50px bg-white-transparent-2 rounded-circle d-flex align-items-center justify-content-center">
                                <i class="fa fa-play fa-lg text-white"></i>
                            </div>
                        </div>
                    </div>
                </div>
            </div>
            <div class="col-lg-3 col-md-6 mb-3">
                <div class="card border-0 bg-warning text-white">
                    <div class="card-body">
                        <div class="d-flex align-items-center">
                            <div class="flex-fill">
                                <div class="fs-10px text-white-transparent-5 mb-1">ALERTS TRIGGERED</div>
                                <div class="fs-18px fw-900 text-white" id="alerts-triggered">-</div>
                            </div>
                            <div class="w-50px h-50px bg-white-transparent-2 rounded-circle d-flex align-items-center justify-content-center">
                                <i class="fa fa-exclamation-triangle fa-lg text-white"></i>
                            </div>
                        </div>
                    </div>
                </div>
            </div>
            <div class="col-lg-3 col-md-6 mb-3">
                <div class="card border-0 bg-info text-white">
                    <div class="card-body">
                        <div class="d-flex align-items-center">
                            <div class="flex-fill">
                                <div class="fs-10px text-white-transparent-5 mb-1">UPDATED TODAY</div>
                                <div class="fs-18px fw-900 text-white" id="updated-today">-</div>
                            </div>
                            <div class="w-50px h-50px bg-white-transparent-2 rounded-circle d-flex align-items-center justify-content-center">
                                <i class="fa fa-sync fa-lg text-white"></i>
                            </div>
                        </div>
                    </div>
                </div>
            </div>
        </div>

        <!-- Action Buttons -->
        <div class="d-flex justify-content-between align-items-center mb-3">
            <div class="btn-group">
                <button type="button" class="btn btn-outline-secondary" id="bulk-actions-btn" disabled>
                    <i class="fa fa-tasks me-2"></i>Bulk Actions
                </button>
                <button type="button" class="btn btn-outline-secondary dropdown-toggle dropdown-toggle-split" 
                        data-bs-toggle="dropdown" id="bulk-dropdown" disabled>
                    <span class="visually-hidden">Toggle Dropdown</span>
                </button>
                <ul class="dropdown-menu">
                    <li><a class="dropdown-item" href="#" onclick="bulkActivate()">
                        <i class="fa fa-play me-2"></i>Activate Selected
                    </a></li>
                    <li><a class="dropdown-item" href="#" onclick="bulkDeactivate()">
                        <i class="fa fa-pause me-2"></i>Deactivate Selected
                    </a></li>
                    <li><a class="dropdown-item" href="#" onclick="bulkRefresh()">
                        <i class="fa fa-sync me-2"></i>Refresh Selected
                    </a></li>
                    <li><hr class="dropdown-divider"></li>
                    <li><a class="dropdown-item" href="#" onclick="bulkExport()">
                        <i class="fa fa-download me-2"></i>Export Selected
                    </a></li>
                </ul>
            </div>
            
            <div class="btn-group">
                <button type="button" class="btn btn-outline-secondary" onclick="refreshTable()">
                    <i class="fa fa-refresh me-2"></i>Refresh
                </button>
                <button type="button" class="btn btn-outline-secondary dropdown-toggle" data-bs-toggle="dropdown">
                    <i class="fa fa-download me-2"></i>Export
                </button>
                <ul class="dropdown-menu">
                    <li><a class="dropdown-item" href="#" onclick="exportData('csv')">
                        <i class="fa fa-file-csv me-2"></i>Export as CSV
                    </a></li>
                    <li><a class="dropdown-item" href="#" onclick="exportData('excel')">
                        <i class="fa fa-file-excel me-2"></i>Export as Excel
                    </a></li>
                </ul>
            </div>
        </div>

        <!-- Metrics Table -->
        <div class="table-responsive">
            <table id="metrics-table" class="table table-striped table-bordered align-middle">
                <thead>
                    <tr>
                        <th width="30">
                            <div class="form-check">
                                <input class="form-check-input" type="checkbox" id="select-all">
                            </div>
                        </th>
                        <th>Metric Name</th>
                        <th>Category</th>
                        <th>Current Value</th>
                        <th>Target</th>
                        <th>Status</th>
                        <th>Last Updated</th>
                        <th>Frequency</th>
                        <th width="120">Actions</th>
                    </tr>
                </thead>
                <tbody>
                    <!-- Data will be loaded via AJAX -->
                </tbody>
            </table>
        </div>
    </div>
</div>
<!-- END panel -->
{% endblock %}

{% block js %}
<script src="{% static 'plugins/datatables.net/js/dataTables.min.js' %}"></script>
<script src="{% static 'plugins/datatables.net-bs5/js/dataTables.bootstrap5.min.js' %}"></script>
<script src="{% static 'plugins/datatables.net-responsive/js/dataTables.responsive.min.js' %}"></script>
<script src="{% static 'plugins/datatables.net-responsive-bs5/js/responsive.bootstrap5.min.js' %}"></script>
<script>
$(document).ready(function() {
    var table;
    
    // Initialize DataTable
    table = $('#metrics-table').DataTable({
        processing: true,
        serverSide: true,
        ajax: {
            url: '{% url "analytics:metric_list" %}',
            data: function(d) {
                d.search_value = $('#search-input').val();
                d.category = $('#category-filter').val();
                d.status = $('#status-filter').val();
                d.frequency = $('#frequency-filter').val();
            }
        },
        columns: [
            {
                data: 'id',
                orderable: false,
                render: function(data, type, row) {
                    return '<div class="form-check"><input class="form-check-input metric-checkbox" type="checkbox" value="' + data + '"></div>';
                }
            },
            {
                data: 'name',
                render: function(data, type, row) {
                    return '<div>' +
                           '<div class="fw-bold">' + data + '</div>' +
                           (row.description ? '<div class="text-muted small">' + row.description + '</div>' : '') +
                           '</div>';
                }
            },
            {
                data: 'category',
                render: function(data, type, row) {
                    var colors = {
                        'FINANCIAL': 'success',
                        'CLINICAL': 'primary',
                        'OPERATIONAL': 'info',
                        'QUALITY': 'warning',
                        'PATIENT_SATISFACTION': 'purple',
                        'STAFF_PERFORMANCE': 'secondary'
                    };
                    return '<span class="badge bg-' + (colors[data] || 'secondary') + '">' + row.category_display + '</span>';
                }
            },
            {
                data: 'current_value',
                render: function(data, type, row) {
                    if (data !== null) {
                        var value = parseFloat(data);
                        var formatted = row.unit ? value + ' ' + row.unit : value.toString();
                        
                        // Color based on target comparison
                        var colorClass = 'text-dark';
                        if (row.target_value !== null) {
                            var target = parseFloat(row.target_value);
                            if (row.target_direction === 'HIGHER') {
                                colorClass = value >= target ? 'text-success' : 'text-danger';
                            } else if (row.target_direction === 'LOWER') {
                                colorClass = value <= target ? 'text-success' : 'text-danger';
                            }
                        }
                        
                        return '<span class="fw-bold ' + colorClass + '">' + formatted + '</span>';
                    } else {
                        return '<span class="text-muted">No data</span>';
                    }
                }
            },
            {
                data: 'target_value',
                render: function(data, type, row) {
                    if (data !== null) {
                        var value = parseFloat(data);
                        var formatted = row.unit ? value + ' ' + row.unit : value.toString();
                        var direction = row.target_direction === 'HIGHER' ? '↑' : '↓';
                        return '<span class="text-info">' + direction + ' ' + formatted + '</span>';
                    } else {
                        return '<span class="text-muted">No target</span>';
                    }
                }
            },
            {
                data: 'status',
                render: function(data, type, row) {
                    var colors = {
                        'ACTIVE': 'success',
                        'INACTIVE': 'secondary',
                        'DRAFT': 'warning'
                    };
                    return '<span class="badge bg-' + (colors[data] || 'secondary') + '">' + row.status_display + '</span>';
                }
            },
            {
                data: 'last_updated',
                render: function(data, type, row) {
                    if (data) {
                        return moment(data).format('MMM DD, YYYY HH:mm');
                    } else {
                        return '<span class="text-muted">Never</span>';
                    }
                }
            },
            {
                data: 'update_frequency',
                render: function(data, type, row) {
                    var icons = {
                        'REAL_TIME': 'bolt',
                        'HOURLY': 'clock',
                        'DAILY': 'calendar-day',
                        'WEEKLY': 'calendar-week',
                        'MONTHLY': 'calendar-alt'
                    };
                    return '<i class="fa fa-' + (icons[data] || 'clock') + ' me-2"></i>' + row.frequency_display;
                }
            },
            {
                data: 'id',
                orderable: false,
                render: function(data, type, row) {
                    var actions = '<div class="btn-group btn-group-sm">';
                    actions += '<button class="btn btn-outline-primary" onclick="viewMetric(' + data + ')" title="View">';
                    actions += '<i class="fa fa-eye"></i></button>';
                    actions += '<button class="btn btn-outline-success" onclick="refreshMetric(' + data + ')" title="Refresh">';
                    actions += '<i class="fa fa-sync"></i></button>';
                    actions += '<button class="btn btn-outline-secondary" onclick="editMetric(' + data + ')" title="Edit">';
                    actions += '<i class="fa fa-edit"></i></button>';
                    actions += '</div>';
                    return actions;
                }
            }
        ],
        order: [[6, 'desc']],
        pageLength: 25,
        responsive: true,
        language: {
            processing: '<div class="d-flex justify-content-center"><div class="spinner-border" role="status"></div></div>'
        }
    });
    
    // Load stats
    loadStats();
    
    // Filter event handlers
    $('#search-input, #category-filter, #status-filter, #frequency-filter').on('change keyup', function() {
        table.draw();
    });
    
    // Select all checkbox
    $('#select-all').on('change', function() {
        $('.metric-checkbox').prop('checked', this.checked);
        updateBulkActions();
    });
    
    // Individual checkbox change
    $(document).on('change', '.metric-checkbox', function() {
        updateBulkActions();
    });
    
    // Auto-refresh every 2 minutes
    setInterval(function() {
        table.ajax.reload(null, false);
        loadStats();
    }, 120000);
});

function loadStats() {
    $.ajax({
        url: '{% url "analytics:metric_stats" %}',
        success: function(data) {
            $('#total-metrics').text(data.total_metrics);
            $('#active-metrics').text(data.active_metrics);
            $('#alerts-triggered').text(data.alerts_triggered);
            $('#updated-today').text(data.updated_today);
        }
    });
}

function updateBulkActions() {
    var checkedCount = $('.metric-checkbox:checked').length;
    $('#bulk-actions-btn, #bulk-dropdown').prop('disabled', checkedCount === 0);
}

function viewMetric(metricId) {
    window.location.href = '{% url "analytics:metric_definition_detail" 0 %}'.replace('0', metricId);
}

function editMetric(metricId) {
    window.location.href = '{% url "analytics:metric_definition_update" 0 %}'.replace('0', metricId);
}

{#function refreshMetric(metricId) {#}
{#    $.ajax({#}
{#        url: '{% url "analytics:metric_refresh" 0 %}'.replace('0', metricId),#}
{#        method: 'POST',#}
{#        data: {#}
{#            'csrfmiddlewaretoken': '{{ csrf_token }}'#}
{#        },#}
{#        success: function(response) {#}
{#            if (response.success) {#}
{#                toastr.success('Metric refreshed successfully');#}
{#                $('#metrics-table').DataTable().ajax.reload();#}
{#            } else {#}
{#                toastr.error('Failed to refresh metric');#}
{#            }#}
{#        },#}
{#        error: function() {#}
{#            toastr.error('An error occurred while refreshing the metric');#}
{#        }#}
{#    });#}
{# }#}

{#function bulkActivate() {#}
{#    var selectedIds = $('.metric-checkbox:checked').map(function() {#}
{#        return this.value;#}
{#    }).get();#}
{#    #}
{#    if (selectedIds.length === 0) {#}
{#        toastr.warning('Please select metrics to activate');#}
{#        return;#}
{#    }#}
{#    #}
{#    $.ajax({#}
{#        url: '{% url "analytics:metric_bulk_activate" %}',#}
{#        method: 'POST',#}
{#        data: {#}
{#            'metric_ids': selectedIds,#}
{#            'csrfmiddlewaretoken': '{{ csrf_token }}'#}
{#        },#}
{#        success: function(response) {#}
{#            if (response.success) {#}
{#                toastr.success(response.message);#}
{#                $('#metrics-table').DataTable().ajax.reload();#}
{#                $('#select-all').prop('checked', false);#}
{#                updateBulkActions();#}
{#            } else {#}
{#                toastr.error('Failed to activate metrics');#}
{#            }#}
{#        },#}
{#        error: function() {#}
{#            toastr.error('An error occurred during bulk activation');#}
{#        }#}
{#    });#}
{# }#}
{##}
{#function bulkDeactivate() {#}
{#    var selectedIds = $('.metric-checkbox:checked').map(function() {#}
{#        return this.value;#}
{#    }).get();#}
{#    #}
{#    if (selectedIds.length === 0) {#}
{#        toastr.warning('Please select metrics to deactivate');#}
{#        return;#}
{#    }#}
{#    #}
{#    $.ajax({#}
{#        url: '{% url "analytics:metric_bulk_deactivate" %}',#}
{#        method: 'POST',#}
{#        data: {#}
{#            'metric_ids': selectedIds,#}
{#            'csrfmiddlewaretoken': '{{ csrf_token }}'#}
{#        },#}
{#        success: function(response) {#}
{#            if (response.success) {#}
{#                toastr.success(response.message);#}
{#                $('#metrics-table').DataTable().ajax.reload();#}
{#                $('#select-all').prop('checked', false);#}
{#                updateBulkActions();#}
{#            } else {#}
{#                toastr.error('Failed to deactivate metrics');#}
{#            }#}
{#        },#}
{#        error: function() {#}
{#            toastr.error('An error occurred during bulk deactivation');#}
{#        }#}
{#    });#}
{# }#}
{##}
{#function bulkRefresh() {#}
{#    var selectedIds = $('.metric-checkbox:checked').map(function() {#}
{#        return this.value;#}
{#    }).get();#}
{#    #}
{#    if (selectedIds.length === 0) {#}
{#        toastr.warning('Please select metrics to refresh');#}
{#        return;#}
{#    }#}
{#    #}
{#    $.ajax({#}
{#        url: '{% url "analytics:metric_bulk_refresh" %}',#}
{#        method: 'POST',#}
{#        data: {#}
{#            'metric_ids': selectedIds,#}
{#            'csrfmiddlewaretoken': '{{ csrf_token }}'#}
{#        },#}
{#        success: function(response) {#}
{#            if (response.success) {#}
{#                toastr.success(response.message);#}
{#                $('#metrics-table').DataTable().ajax.reload();#}
{#                $('#select-all').prop('checked', false);#}
{#                updateBulkActions();#}
{#            } else {#}
{#                toastr.error('Failed to refresh metrics');#}
{#            }#}
{#        },#}
{#        error: function() {#}
{#            toastr.error('An error occurred during bulk refresh');#}
{#        }#}
{#    });#}
{# }#}
{##}
{#function bulkExport() {#}
{#    var selectedIds = $('.metric-checkbox:checked').map(function() {#}
{#        return this.value;#}
{#    }).get();#}
{#    #}
{#    if (selectedIds.length === 0) {#}
{#        toastr.warning('Please select metrics to export');#}
{#        return;#}
{#    }#}
{#    #}
{#    window.location.href = '{% url "analytics:metric_export" %}?ids=' + selectedIds.join(',');#}
{# }#}
{##}
{#function exportData(format) {#}
{#    window.location.href = '{% url "analytics:metric_export" %}?format=' + format;#}
{# }#}

function refreshTable() {
    $('#metrics-table').DataTable().ajax.reload();
    loadStats();
    toastr.info('Table refreshed');
}
</script>
{% endblock %}