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

{% block title %}Quality Measurements{% 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" />
<link href="{% static 'plugins/datatables.net-buttons-bs5/css/buttons.bootstrap5.min.css' %}" rel="stylesheet" />
<style>
.page-header-section {
    background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
    color: white;
    border-radius: 0.5rem;
    padding: 2rem;
    margin-bottom: 2rem;
}

.stats-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: white;
    border: 1px solid #dee2e6;
    border-radius: 0.5rem;
    padding: 1.5rem;
    text-align: center;
    transition: transform 0.2s, box-shadow 0.2s;
    position: relative;
    overflow: hidden;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--card-color);
}

.stat-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    color: white;
    font-size: 1.25rem;
}

.stat-number {
    font-size: 2rem;
    font-weight: bold;
    color: #495057;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: #6c757d;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
}

.stat-trend {
    font-size: 0.75rem;
    margin-top: 0.25rem;
}

.trend-up { color: #28a745; }
.trend-down { color: #dc3545; }
.trend-stable { color: #6c757d; }

.filters-section {
    background: white;
    border: 1px solid #dee2e6;
    border-radius: 0.5rem;
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.filter-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    align-items: end;
}

.measurements-table-section {
    background: white;
    border: 1px solid #dee2e6;
    border-radius: 0.5rem;
    overflow: hidden;
}

.section-header {
    background: #f8f9fa;
    border-bottom: 1px solid #dee2e6;
    padding: 1rem 1.5rem;
    font-weight: 600;
    color: #495057;
    display: flex;
    justify-content: between;
    align-items: center;
}

.measurement-card {
    background: white;
    border: 1px solid #dee2e6;
    border-radius: 0.5rem;
    padding: 1.5rem;
    margin-bottom: 1rem;
    transition: all 0.2s;
    cursor: pointer;
    position: relative;
}

.measurement-card:hover {
    border-color: #28a745;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.measurement-card::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--measurement-color);
    border-radius: 0.5rem 0 0 0.5rem;
}

.measurement-header {
    display: flex;
    justify-content: between;
    align-items: start;
    margin-bottom: 1rem;
}

.measurement-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: #495057;
    margin-bottom: 0.5rem;
}

.measurement-id {
    font-size: 0.875rem;
    color: #6c757d;
    font-family: monospace;
}

.measurement-badges {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.category-badge {
    padding: 0.375rem 0.75rem;
    border-radius: 0.25rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.category-clinical { background: #e3f2fd; color: #1976d2; }
.category-operational { background: #e8f5e8; color: #2e7d32; }
.category-financial { background: #fff3e0; color: #f57c00; }
.category-safety { background: #ffebee; color: #d32f2f; }
.category-satisfaction { background: #f3e5f5; color: #7b1fa2; }

.frequency-badge {
    padding: 0.375rem 0.75rem;
    border-radius: 0.25rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.frequency-daily { background: #e8f5e8; color: #2e7d32; }
.frequency-weekly { background: #e3f2fd; color: #1976d2; }
.frequency-monthly { background: #fff3e0; color: #f57c00; }
.frequency-quarterly { background: #f3e5f5; color: #7b1fa2; }
.frequency-annually { background: #ffebee; color: #d32f2f; }

.measurement-description {
    color: #6c757d;
    margin-bottom: 1rem;
    line-height: 1.5;
}

.measurement-meta {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin-bottom: 1rem;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: #6c757d;
}

.meta-icon {
    color: #28a745;
    width: 16px;
}

.measurement-metrics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 1rem;
    margin-bottom: 1rem;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: 0.375rem;
}

.metric-item {
    text-align: center;
}

.metric-value {
    font-size: 1.5rem;
    font-weight: bold;
    color: #28a745;
    margin-bottom: 0.25rem;
}

.metric-label {
    font-size: 0.75rem;
    color: #6c757d;
    font-weight: 600;
    text-transform: uppercase;
}

.metric-trend {
    font-size: 0.75rem;
    margin-top: 0.25rem;
}

.measurement-chart {
    height: 100px;
    background: #f8f9fa;
    border-radius: 0.375rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #6c757d;
    font-size: 0.875rem;
}

.measurement-actions {
    display: flex;
    gap: 0.5rem;
    justify-content: end;
    flex-wrap: wrap;
}

.btn-action {
    padding: 0.375rem 0.75rem;
    border: 1px solid #dee2e6;
    border-radius: 0.25rem;
    background: white;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 0.875rem;
    text-decoration: none;
    color: #495057;
}

.btn-action:hover {
    border-color: #28a745;
    color: #28a745;
    text-decoration: none;
}

.btn-primary-action {
    background: #28a745;
    border-color: #28a745;
    color: white;
}

.btn-primary-action:hover {
    background: #218838;
    border-color: #218838;
    color: white;
}

.quick-filters {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.quick-filter {
    padding: 0.5rem 1rem;
    border: 1px solid #dee2e6;
    background: white;
    border-radius: 0.25rem;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 0.875rem;
    text-decoration: none;
    color: #495057;
}

.quick-filter:hover, .quick-filter.active {
    background: #28a745;
    color: white;
    border-color: #28a745;
    text-decoration: none;
}

.target-indicator {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.target-bar {
    flex: 1;
    height: 8px;
    background: #e9ecef;
    border-radius: 4px;
    position: relative;
    overflow: hidden;
}

.target-progress {
    height: 100%;
    background: linear-gradient(90deg, #28a745, #20c997);
    border-radius: 4px;
    transition: width 0.3s ease;
}

.target-marker {
    position: absolute;
    top: -2px;
    bottom: -2px;
    width: 2px;
    background: #dc3545;
    border-radius: 1px;
}

.target-text {
    font-size: 0.75rem;
    color: #6c757d;
    white-space: nowrap;
}

.view-toggle {
    display: flex;
    gap: 0.25rem;
    background: #f8f9fa;
    border-radius: 0.25rem;
    padding: 0.25rem;
}

.toggle-btn {
    padding: 0.5rem 1rem;
    border: none;
    background: transparent;
    border-radius: 0.25rem;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 0.875rem;
    color: #6c757d;
}

.toggle-btn.active {
    background: white;
    color: #28a745;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.bulk-actions {
    background: #f8f9fa;
    border: 1px solid #dee2e6;
    border-radius: 0.375rem;
    padding: 1rem;
    margin-bottom: 1rem;
    display: none;
}

.bulk-actions.show {
    display: block;
}

.measurement-alerts {
    margin-top: 1rem;
    padding: 1rem;
    background: #fff3cd;
    border-radius: 0.375rem;
    border-left: 4px solid #ffc107;
}

.measurement-alerts h6 {
    color: #856404;
    margin-bottom: 0.75rem;
}

.alert-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    color: #856404;
}

.alert-icon {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #ffc107;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    flex-shrink: 0;
}

@media (max-width: 768px) {
    .page-header-section {
        padding: 1.5rem;
    }
    
    .stats-cards {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .filter-row {
        grid-template-columns: 1fr;
    }
    
    .measurement-header {
        flex-direction: column;
        align-items: start;
        gap: 0.5rem;
    }
    
    .measurement-meta {
        grid-template-columns: 1fr;
    }
    
    .measurement-metrics {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .measurement-actions {
        flex-direction: column;
        align-items: stretch;
    }
    
    .quick-filters {
        justify-content: center;
    }
}

@media print {
    .filters-section, .bulk-actions, .measurement-actions {
        display: none !important;
    }
    
    .section-header {
        background: none;
        border-bottom: 2px solid #000;
        color: #000;
    }
}
</style>
{% endblock %}

{% block content %}
<div id="content" class="app-content">
    <!-- Page Header -->
    <div class="d-flex align-items-center mb-3">
        <div>
            <ol class="breadcrumb">
                <li class="breadcrumb-item"><a href="{% url 'core:dashboard' %}">Dashboard</a></li>
                <li class="breadcrumb-item"><a href="{% url 'quality:dashboard' %}">Quality</a></li>
                <li class="breadcrumb-item active">Measurements</li>
            </ol>
            <h1 class="page-header mb-0">
                <i class="fas fa-chart-line me-2"></i>Quality Measurements
            </h1>
        </div>
        <div class="ms-auto">
            <button type="button" class="btn btn-outline-secondary me-2" onclick="exportMeasurements()">
                <i class="fas fa-download me-1"></i>Export
            </button>
            <button type="button" class="btn btn-outline-info me-2" onclick="importMeasurements()">
                <i class="fas fa-upload me-1"></i>Import
            </button>
            <a href="{% url 'quality:measurement_create' %}" class="btn btn-success">
                <i class="fas fa-plus me-1"></i>New Measurement
            </a>
        </div>
    </div>

    <!-- Statistics Cards -->
    <div class="stats-cards">
        <div class="stat-card" style="--card-color: #28a745;">
            <div class="stat-icon" style="background: #28a745;">
                <i class="fas fa-chart-line"></i>
            </div>
            <div class="stat-number">{{ stats.total_measurements|default:0 }}</div>
            <div class="stat-label">Total Measurements</div>
            <div class="stat-trend trend-up">
                <i class="fas fa-arrow-up me-1"></i>+5.2% this month
            </div>
        </div>
        
        <div class="stat-card" style="--card-color: #17a2b8;">
            <div class="stat-icon" style="background: #17a2b8;">
                <i class="fas fa-play"></i>
            </div>
            <div class="stat-number">{{ stats.active_measurements|default:0 }}</div>
            <div class="stat-label">Active</div>
            <div class="stat-trend trend-stable">
                <i class="fas fa-minus me-1"></i>No change
            </div>
        </div>
        
        <div class="stat-card" style="--card-color: #ffc107;">
            <div class="stat-icon" style="background: #ffc107;">
                <i class="fas fa-exclamation-triangle"></i>
            </div>
            <div class="stat-number">{{ stats.below_target|default:0 }}</div>
            <div class="stat-label">Below Target</div>
            <div class="stat-trend trend-down">
                <i class="fas fa-arrow-down me-1"></i>-2.1% this week
            </div>
        </div>
        
        <div class="stat-card" style="--card-color: #dc3545;">
            <div class="stat-icon" style="background: #dc3545;">
                <i class="fas fa-clock"></i>
            </div>
            <div class="stat-number">{{ stats.overdue_measurements|default:0 }}</div>
            <div class="stat-label">Overdue</div>
            <div class="stat-trend trend-up">
                <i class="fas fa-arrow-up me-1"></i>+1 this week
            </div>
        </div>
        
        <div class="stat-card" style="--card-color: #6f42c1;">
            <div class="stat-icon" style="background: #6f42c1;">
                <i class="fas fa-bullseye"></i>
            </div>
            <div class="stat-number">{{ stats.target_achieved|default:0 }}%</div>
            <div class="stat-label">Target Achievement</div>
            <div class="stat-trend trend-up">
                <i class="fas fa-arrow-up me-1"></i>+3.5% this month
            </div>
        </div>
    </div>

    <!-- Quick Filters -->
    <div class="quick-filters">
        <a href="?category=all" class="quick-filter {% if not request.GET.category or request.GET.category == 'all' %}active{% endif %}">
            <i class="fas fa-list me-1"></i>All Measurements
        </a>
        <a href="?category=clinical" class="quick-filter {% if request.GET.category == 'clinical' %}active{% endif %}">
            <i class="fas fa-user-md me-1"></i>Clinical
        </a>
        <a href="?category=operational" class="quick-filter {% if request.GET.category == 'operational' %}active{% endif %}">
            <i class="fas fa-cogs me-1"></i>Operational
        </a>
        <a href="?category=safety" class="quick-filter {% if request.GET.category == 'safety' %}active{% endif %}">
            <i class="fas fa-shield-alt me-1"></i>Safety
        </a>
        <a href="?status=below_target" class="quick-filter {% if request.GET.status == 'below_target' %}active{% endif %}">
            <i class="fas fa-exclamation-triangle me-1"></i>Below Target
        </a>
        <a href="?status=overdue" class="quick-filter {% if request.GET.status == 'overdue' %}active{% endif %}">
            <i class="fas fa-clock me-1"></i>Overdue
        </a>
    </div>

    <!-- Filters Section -->
    <div class="filters-section">
        <h6 class="mb-3">
            <i class="fas fa-filter me-2"></i>Advanced Filters
        </h6>
        
        <form method="get" id="filter-form">
            <div class="filter-row">
                <div>
                    <label class="form-label">Search Measurements</label>
                    <input type="text" class="form-control" name="search" 
                           value="{{ request.GET.search }}" placeholder="Search measurements...">
                </div>
                
                <div>
                    <label class="form-label">Category</label>
                    <select class="form-select" name="category">
                        <option value="">All Categories</option>
                        <option value="clinical" {% if request.GET.category == 'clinical' %}selected{% endif %}>Clinical Quality</option>
                        <option value="operational" {% if request.GET.category == 'operational' %}selected{% endif %}>Operational</option>
                        <option value="financial" {% if request.GET.category == 'financial' %}selected{% endif %}>Financial</option>
                        <option value="safety" {% if request.GET.category == 'safety' %}selected{% endif %}>Safety</option>
                        <option value="satisfaction" {% if request.GET.category == 'satisfaction' %}selected{% endif %}>Patient Satisfaction</option>
                    </select>
                </div>
                
                <div>
                    <label class="form-label">Frequency</label>
                    <select class="form-select" name="frequency">
                        <option value="">All Frequencies</option>
                        <option value="daily" {% if request.GET.frequency == 'daily' %}selected{% endif %}>Daily</option>
                        <option value="weekly" {% if request.GET.frequency == 'weekly' %}selected{% endif %}>Weekly</option>
                        <option value="monthly" {% if request.GET.frequency == 'monthly' %}selected{% endif %}>Monthly</option>
                        <option value="quarterly" {% if request.GET.frequency == 'quarterly' %}selected{% endif %}>Quarterly</option>
                        <option value="annually" {% if request.GET.frequency == 'annually' %}selected{% endif %}>Annually</option>
                    </select>
                </div>
                
                <div>
                    <label class="form-label">Department</label>
                    <select class="form-select" name="department">
                        <option value="">All Departments</option>
                        {% for dept in departments %}
                        <option value="{{ dept.id }}" {% if request.GET.department == dept.id|stringformat:"s" %}selected{% endif %}>
                            {{ dept.name }}
                        </option>
                        {% endfor %}
                    </select>
                </div>
                
                <div>
                    <label class="form-label">Status</label>
                    <select class="form-select" name="status">
                        <option value="">All Statuses</option>
                        <option value="active" {% if request.GET.status == 'active' %}selected{% endif %}>Active</option>
                        <option value="below_target" {% if request.GET.status == 'below_target' %}selected{% endif %}>Below Target</option>
                        <option value="overdue" {% if request.GET.status == 'overdue' %}selected{% endif %}>Overdue</option>
                        <option value="inactive" {% if request.GET.status == 'inactive' %}selected{% endif %}>Inactive</option>
                    </select>
                </div>
                
                <div>
                    <button type="submit" class="btn btn-primary">
                        <i class="fas fa-search me-1"></i>Filter
                    </button>
                    <a href="{% url 'quality:measurement_list' %}" class="btn btn-outline-secondary ms-2">
                        <i class="fas fa-times me-1"></i>Clear
                    </a>
                </div>
            </div>
        </form>
    </div>

    <!-- Bulk Actions -->
    <div class="bulk-actions" id="bulk-actions">
        <div class="d-flex align-items-center justify-content-between">
            <div>
                <span id="selected-count">0</span> measurements selected
            </div>
            <div>
                <button type="button" class="btn btn-outline-primary btn-sm me-2" onclick="bulkExport()">
                    <i class="fas fa-download me-1"></i>Export Selected
                </button>
                <button type="button" class="btn btn-outline-info btn-sm me-2" onclick="bulkUpdate()">
                    <i class="fas fa-edit me-1"></i>Update Status
                </button>
                <button type="button" class="btn btn-outline-success btn-sm me-2" onclick="bulkRecalculate()">
                    <i class="fas fa-calculator me-1"></i>Recalculate
                </button>
                <button type="button" class="btn btn-outline-danger btn-sm" onclick="bulkDeactivate()">
                    <i class="fas fa-pause me-1"></i>Deactivate Selected
                </button>
            </div>
        </div>
    </div>

    <!-- Measurements Section -->
    <div class="measurements-table-section">
        <div class="section-header">
            <div>
                <i class="fas fa-chart-line me-2"></i>Quality Measurements ({{ measurements|length }})
            </div>
            <div class="d-flex align-items-center gap-2">
                <div class="view-toggle">
                    <button type="button" class="toggle-btn active" onclick="setView('cards')" data-view="cards">
                        <i class="fas fa-th-large"></i>
                    </button>
                    <button type="button" class="toggle-btn" onclick="setView('table')" data-view="table">
                        <i class="fas fa-table"></i>
                    </button>
                </div>
                <div class="form-check form-switch">
                    <input class="form-check-input" type="checkbox" id="select-all">
                    <label class="form-check-label" for="select-all">Select All</label>
                </div>
            </div>
        </div>
        
        <div class="p-3" id="measurements-container">
            {% for measurement in measurements %}
            <div class="measurement-card" style="--measurement-color: {% if measurement.category == 'clinical' %}#1976d2{% elif measurement.category == 'operational' %}#2e7d32{% elif measurement.category == 'financial' %}#f57c00{% elif measurement.category == 'safety' %}#d32f2f{% else %}#7b1fa2{% endif %};" onclick="viewMeasurement({{ measurement.id }})">
                <div class="form-check position-absolute" style="top: 1rem; left: 1rem;">
                    <input class="form-check-input measurement-checkbox" type="checkbox" value="{{ measurement.id }}" onclick="event.stopPropagation();">
                </div>
                
                <div class="measurement-header">
                    <div>
                        <div class="measurement-title">{{ measurement.name }}</div>
                        <div class="measurement-id">ID: {{ measurement.measurement_id|default:measurement.id }}</div>
                    </div>
                    <div class="measurement-badges">
                        <span class="category-badge category-{{ measurement.category|lower }}">
                            {{ measurement.get_category_display }}
                        </span>
                        <span class="frequency-badge frequency-{{ measurement.frequency|lower }}">
                            {{ measurement.get_frequency_display }}
                        </span>
                    </div>
                </div>
                
                <div class="measurement-description">
                    {{ measurement.description|truncatechars:200 }}
                </div>
                
                <div class="measurement-meta">
                    <div class="meta-item">
                        <i class="fas fa-building meta-icon"></i>
                        <span>{{ measurement.department.name|default:"No Department" }}</span>
                    </div>
                    <div class="meta-item">
                        <i class="fas fa-user meta-icon"></i>
                        <span>{{ measurement.owner.get_full_name|default:"No Owner" }}</span>
                    </div>
                    <div class="meta-item">
                        <i class="fas fa-calendar-alt meta-icon"></i>
                        <span>{{ measurement.created_at|date:"M d, Y"|default:"Not set" }}</span>
                    </div>
                    <div class="meta-item">
                        <i class="fas fa-calendar-check meta-icon"></i>
                        <span>Next: {{ measurement.next_measurement_date|date:"M d, Y"|default:"Not scheduled" }}</span>
                    </div>
                </div>
                
                <div class="measurement-metrics">
                    <div class="metric-item">
                        <div class="metric-value">{{ measurement.current_value|default:"-" }}</div>
                        <div class="metric-label">Current</div>
                        <div class="metric-trend trend-{% if measurement.trend == 'up' %}up{% elif measurement.trend == 'down' %}down{% else %}stable{% endif %}">
                            <i class="fas fa-arrow-{% if measurement.trend == 'up' %}up{% elif measurement.trend == 'down' %}down{% else %}right{% endif %} me-1"></i>
                            {{ measurement.trend_percentage|default:"0" }}%
                        </div>
                    </div>
                    
                    <div class="metric-item">
                        <div class="metric-value">{{ measurement.target_value|default:"-" }}</div>
                        <div class="metric-label">Target</div>
                    </div>
                    
                    <div class="metric-item">
                        <div class="metric-value">{{ measurement.benchmark|default:"-" }}</div>
                        <div class="metric-label">Benchmark</div>
                    </div>
                    
                    <div class="metric-item">
                        <div class="metric-value">{{ measurement.achievement_percentage|default:0 }}%</div>
                        <div class="metric-label">Achievement</div>
                    </div>
                </div>
                
                {% if measurement.target_value %}
                <div class="target-indicator">
                    <div class="target-text">Progress:</div>
                    <div class="target-bar">
                        <div class="target-progress" style="width: {{ measurement.achievement_percentage|default:0 }}%;"></div>
                        <div class="target-marker" style="left: 100%;"></div>
                    </div>
                    <div class="target-text">{{ measurement.achievement_percentage|default:0 }}%</div>
                </div>
                {% endif %}
                
                <div class="measurement-chart">
                    <i class="fas fa-chart-area me-2"></i>
                    Trend chart placeholder - {{ measurement.data_points.count|default:0 }} data points
                </div>
                
                {% if measurement.alerts.exists %}
                <div class="measurement-alerts">
                    <h6><i class="fas fa-exclamation-triangle me-2"></i>Active Alerts</h6>
                    {% for alert in measurement.alerts.all|slice:":3" %}
                    <div class="alert-item">
                        <div class="alert-icon">
                            <i class="fas fa-exclamation"></i>
                        </div>
                        <span>{{ alert.message|truncatechars:60 }}</span>
                    </div>
                    {% endfor %}
                    {% if measurement.alerts.count > 3 %}
                    <div class="text-muted">+{{ measurement.alerts.count|add:"-3" }} more alerts</div>
                    {% endif %}
                </div>
                {% endif %}
                
                <div class="measurement-actions">
                    <a href="{% url 'quality:measurement_detail' measurement.id %}" class="btn-action" onclick="event.stopPropagation();">
                        <i class="fas fa-eye me-1"></i>View
                    </a>
                    {% if measurement.can_edit %}
                    <a href="{% url 'quality:measurement_edit' measurement.id %}" class="btn-action" onclick="event.stopPropagation();">
                        <i class="fas fa-edit me-1"></i>Edit
                    </a>
                    {% endif %}
                    <button type="button" class="btn-action" onclick="event.stopPropagation(); recordMeasurement({{ measurement.id }});">
                        <i class="fas fa-plus me-1"></i>Record Data
                    </button>
                    <button type="button" class="btn-primary-action" onclick="event.stopPropagation(); viewTrends({{ measurement.id }});">
                        <i class="fas fa-chart-line me-1"></i>Trends
                    </button>
                    <button type="button" class="btn-action" onclick="event.stopPropagation(); generateReport({{ measurement.id }});">
                        <i class="fas fa-file-alt me-1"></i>Report
                    </button>
                </div>
            </div>
            {% empty %}
            <div class="text-center py-5">
                <div class="text-muted">
                    <i class="fas fa-chart-line fa-3x mb-3"></i>
                    <h5>No Quality Measurements Found</h5>
                    <p>No measurements match your current filters.</p>
                    <a href="{% url 'quality:measurement_create' %}" class="btn btn-success">
                        <i class="fas fa-plus me-1"></i>Create First Measurement
                    </a>
                </div>
            </div>
            {% endfor %}
        </div>
        
        <!-- Pagination -->
        {% if is_paginated %}
        <div class="d-flex justify-content-between align-items-center p-3">
            <div class="text-muted">
                Showing {{ measurements|length }} of {{ total_measurements }} measurements
            </div>
            
            <nav aria-label="Measurements pagination">
                <ul class="pagination pagination-sm mb-0">
                    {% if page_obj.has_previous %}
                    <li class="page-item">
                        <a class="page-link" href="?page=1{{ request.GET.urlencode }}">First</a>
                    </li>
                    <li class="page-item">
                        <a class="page-link" href="?page={{ page_obj.previous_page_number }}{{ request.GET.urlencode }}">Previous</a>
                    </li>
                    {% endif %}
                    
                    <li class="page-item active">
                        <span class="page-link">{{ 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 }}{{ request.GET.urlencode }}">Next</a>
                    </li>
                    <li class="page-item">
                        <a class="page-link" href="?page={{ page_obj.paginator.num_pages }}{{ request.GET.urlencode }}">Last</a>
                    </li>
                    {% endif %}
                </ul>
            </nav>
        </div>
        {% endif %}
    </div>
</div>

<!-- Record Data Modal -->
<div class="modal fade" id="recordDataModal" tabindex="-1">
    <div class="modal-dialog">
        <div class="modal-content">
            <div class="modal-header">
                <h5 class="modal-title">
                    <i class="fas fa-plus me-2"></i>Record Measurement Data
                </h5>
                <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
            </div>
            <div class="modal-body">
                <div class="mb-3">
                    <label class="form-label">Measurement Value</label>
                    <input type="number" class="form-control" id="measurement-value" 
                           placeholder="Enter measurement value" step="0.01">
                </div>
                
                <div class="mb-3">
                    <label class="form-label">Measurement Date</label>
                    <input type="date" class="form-control" id="measurement-date" 
                           value="{{ today|date:'Y-m-d' }}">
                </div>
                
                <div class="mb-3">
                    <label class="form-label">Notes</label>
                    <textarea class="form-control" id="measurement-notes" rows="3" 
                              placeholder="Optional notes about this measurement..."></textarea>
                </div>
            </div>
            <div class="modal-footer">
                <button type="button" class="btn btn-outline-secondary" data-bs-dismiss="modal">
                    <i class="fas fa-times me-1"></i>Cancel
                </button>
                <button type="button" class="btn btn-success" onclick="saveMeasurementData()">
                    <i class="fas fa-save me-1"></i>Record Data
                </button>
            </div>
        </div>
    </div>
</div>

<!-- Bulk Update Modal -->
<div class="modal fade" id="bulkUpdateModal" tabindex="-1">
    <div class="modal-dialog">
        <div class="modal-content">
            <div class="modal-header">
                <h5 class="modal-title">
                    <i class="fas fa-edit me-2"></i>Bulk Update Measurements
                </h5>
                <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
            </div>
            <div class="modal-body">
                <div class="mb-3">
                    <label class="form-label">Update Action</label>
                    <select class="form-select" id="bulk-action">
                        <option value="">Select Action</option>
                        <option value="activate">Activate</option>
                        <option value="deactivate">Deactivate</option>
                        <option value="recalculate">Recalculate Targets</option>
                        <option value="reset">Reset Data</option>
                    </select>
                </div>
                
                <div class="mb-3">
                    <label class="form-label">Reason</label>
                    <textarea class="form-control" id="bulk-reason" rows="3" 
                              placeholder="Please provide a reason for this bulk update..."></textarea>
                </div>
            </div>
            <div class="modal-footer">
                <button type="button" class="btn btn-outline-secondary" data-bs-dismiss="modal">
                    <i class="fas fa-times me-1"></i>Cancel
                </button>
                <button type="button" class="btn btn-primary" onclick="confirmBulkUpdate()">
                    <i class="fas fa-check me-1"></i>Update Selected
                </button>
            </div>
        </div>
    </div>
</div>
{% 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-bs5/js/responsive.bootstrap5.min.js' %}"></script>
<script src="{% static 'plugins/datatables.net-buttons-bs5/js/buttons.bootstrap5.min.js' %}"></script>

<script>
let selectedMeasurements = [];
let currentMeasurementId = null;

$(document).ready(function() {
    // Handle select all checkbox
    $('#select-all').change(function() {
        $('.measurement-checkbox').prop('checked', this.checked);
        updateBulkActions();
    });
    
    // Handle individual checkboxes
    $('.measurement-checkbox').change(function() {
        updateBulkActions();
        
        // Update select all checkbox
        const totalCheckboxes = $('.measurement-checkbox').length;
        const checkedCheckboxes = $('.measurement-checkbox:checked').length;
        $('#select-all').prop('checked', totalCheckboxes === checkedCheckboxes);
    });
});

function updateBulkActions() {
    const selectedCount = $('.measurement-checkbox:checked').length;
    $('#selected-count').text(selectedCount);
    
    if (selectedCount > 0) {
        $('#bulk-actions').addClass('show');
    } else {
        $('#bulk-actions').removeClass('show');
    }
    
    selectedMeasurements = $('.measurement-checkbox:checked').map(function() {
        return this.value;
    }).get();
}

function setView(viewType) {
    $('.toggle-btn').removeClass('active');
    $(`[data-view="${viewType}"]`).addClass('active');
    
    // In a real implementation, this would switch between card and table views
    if (viewType === 'table') {
        // Convert to table view
        showAlert('Table view activated', 'info');
    } else {
        // Convert to card view
        showAlert('Card view activated', 'info');
    }
}

function viewMeasurement(measurementId) {
    window.location.href = `/quality/measurements/${measurementId}/`;
}

function recordMeasurement(measurementId) {
    currentMeasurementId = measurementId;
    new bootstrap.Modal(document.getElementById('recordDataModal')).show();
}

function saveMeasurementData() {
    const value = document.getElementById('measurement-value').value;
    const date = document.getElementById('measurement-date').value;
    const notes = document.getElementById('measurement-notes').value;
    
    if (!value) {
        showAlert('Please enter a measurement value', 'warning');
        return;
    }
    
    fetch(`/quality/measurements/${currentMeasurementId}/record-data/`, {
        method: 'POST',
        headers: {
            'X-CSRFToken': document.querySelector('[name=csrfmiddlewaretoken]').value,
            'Content-Type': 'application/json'
        },
        body: JSON.stringify({
            value: value,
            date: date,
            notes: notes
        })
    })
    .then(response => response.json())
    .then(data => {
        if (data.success) {
            showAlert('Measurement data recorded successfully', 'success');
            setTimeout(() => location.reload(), 1500);
        } else {
            showAlert('Error recording measurement data', 'danger');
        }
    })
    .catch(error => {
        showAlert('Error recording measurement data', 'danger');
    });
    
    bootstrap.Modal.getInstance(document.getElementById('recordDataModal')).hide();
}

function viewTrends(measurementId) {
    window.open(`/quality/measurements/${measurementId}/trends/`, '_blank');
}

function generateReport(measurementId) {
    window.open(`/quality/measurements/${measurementId}/report/`, '_blank');
}

function exportMeasurements() {
    const selectedMeasurements = $('.measurement-checkbox:checked').map(function() {
        return this.value;
    }).get();
    
    let url = '/quality/measurements/export/';
    if (selectedMeasurements.length > 0) {
        url += '?measurements=' + selectedMeasurements.join(',');
    }
    
    window.open(url, '_blank');
}

function importMeasurements() {
    // Create file input for importing measurements
    const input = document.createElement('input');
    input.type = 'file';
    input.accept = '.csv,.xlsx';
    input.onchange = function(e) {
        const file = e.target.files[0];
        if (file) {
            const formData = new FormData();
            formData.append('file', file);
            
            fetch('/quality/measurements/import/', {
                method: 'POST',
                headers: {
                    'X-CSRFToken': document.querySelector('[name=csrfmiddlewaretoken]').value
                },
                body: formData
            })
            .then(response => response.json())
            .then(data => {
                if (data.success) {
                    showAlert(`${data.imported_count} measurements imported successfully`, 'success');
                    setTimeout(() => location.reload(), 1500);
                } else {
                    showAlert('Error importing measurements: ' + (data.error || 'Unknown error'), 'danger');
                }
            })
            .catch(error => {
                showAlert('Error importing measurements', 'danger');
            });
        }
    };
    input.click();
}

function bulkExport() {
    if (selectedMeasurements.length === 0) {
        showAlert('Please select measurements to export', 'warning');
        return;
    }
    
    const url = '/quality/measurements/export/?measurements=' + selectedMeasurements.join(',');
    window.open(url, '_blank');
}

function bulkUpdate() {
    if (selectedMeasurements.length === 0) {
        showAlert('Please select measurements to update', 'warning');
        return;
    }
    
    new bootstrap.Modal(document.getElementById('bulkUpdateModal')).show();
}

function confirmBulkUpdate() {
    const action = document.getElementById('bulk-action').value;
    const reason = document.getElementById('bulk-reason').value;
    
    if (!action) {
        showAlert('Please select an action', 'warning');
        return;
    }
    
    if (!reason.trim()) {
        showAlert('Please provide a reason for this update', 'warning');
        return;
    }
    
    fetch('/quality/measurements/bulk-update/', {
        method: 'POST',
        headers: {
            'X-CSRFToken': document.querySelector('[name=csrfmiddlewaretoken]').value,
            'Content-Type': 'application/json'
        },
        body: JSON.stringify({
            measurement_ids: selectedMeasurements,
            action: action,
            reason: reason
        })
    })
    .then(response => response.json())
    .then(data => {
        if (data.success) {
            showAlert(`${data.updated_count} measurements updated successfully`, 'success');
            setTimeout(() => location.reload(), 1500);
        } else {
            showAlert('Error updating measurements', 'danger');
        }
    })
    .catch(error => {
        showAlert('Error updating measurements', 'danger');
    });
    
    bootstrap.Modal.getInstance(document.getElementById('bulkUpdateModal')).hide();
}

function bulkRecalculate() {
    if (selectedMeasurements.length === 0) {
        showAlert('Please select measurements to recalculate', 'warning');
        return;
    }
    
    if (confirm(`Recalculate targets for ${selectedMeasurements.length} selected measurements?`)) {
        fetch('/quality/measurements/bulk-recalculate/', {
            method: 'POST',
            headers: {
                'X-CSRFToken': document.querySelector('[name=csrfmiddlewaretoken]').value,
                'Content-Type': 'application/json'
            },
            body: JSON.stringify({
                measurement_ids: selectedMeasurements
            })
        })
        .then(response => response.json())
        .then(data => {
            if (data.success) {
                showAlert(`${data.recalculated_count} measurements recalculated successfully`, 'success');
                setTimeout(() => location.reload(), 1500);
            } else {
                showAlert('Error recalculating measurements', 'danger');
            }
        })
        .catch(error => {
            showAlert('Error recalculating measurements', 'danger');
        });
    }
}

function bulkDeactivate() {
    if (selectedMeasurements.length === 0) {
        showAlert('Please select measurements to deactivate', 'warning');
        return;
    }
    
    if (confirm(`Deactivate ${selectedMeasurements.length} selected measurements?`)) {
        fetch('/quality/measurements/bulk-deactivate/', {
            method: 'POST',
            headers: {
                'X-CSRFToken': document.querySelector('[name=csrfmiddlewaretoken]').value,
                'Content-Type': 'application/json'
            },
            body: JSON.stringify({
                measurement_ids: selectedMeasurements
            })
        })
        .then(response => response.json())
        .then(data => {
            if (data.success) {
                showAlert(`${data.deactivated_count} measurements deactivated successfully`, 'success');
                setTimeout(() => location.reload(), 1500);
            } else {
                showAlert('Error deactivating measurements', 'danger');
            }
        })
        .catch(error => {
            showAlert('Error deactivating measurements', 'danger');
        });
    }
}

function showAlert(message, type) {
    const alertDiv = document.createElement('div');
    alertDiv.className = `alert alert-${type} alert-dismissible fade show position-fixed`;
    alertDiv.style.cssText = 'top: 20px; right: 20px; z-index: 1060; min-width: 300px;';
    alertDiv.innerHTML = `
        ${message}
        <button type="button" class="btn-close" data-bs-dismiss="alert"></button>
    `;
    
    document.body.appendChild(alertDiv);
    
    setTimeout(() => {
        if (alertDiv.parentNode) {
            alertDiv.remove();
        }
    }, 5000);
}
</script>
{% endblock %}