Сделал вкладку спутников

dbapp/lyngsatapp/templates/lyngsatapp/lyngsat_list.html

@@ -20,7 +20,7 @@
     <!-- Page Header -->
     <div class="row mb-3">
         <div class="col-12">
-            <h2>Источники LyngSat</h2>
+            <h2>Данные по ИРИ с ресурса LyngSat</h2>
         </div>
     </div>
 

dbapp/mainapp/forms.py

@@ -549,7 +549,7 @@ class KubsatFilterForm(forms.Form):
     """Форма фильтров для страницы Кубсат"""
     
     satellites = forms.ModelMultipleChoiceField(
-        queryset=Satellite.objects.all().order_by('name'),
+        queryset=None,  # Будет установлен в __init__
         label='Спутники',
         required=False,
         widget=forms.SelectMultiple(attrs={'class': 'form-select', 'size': '5'})
@@ -617,7 +617,7 @@ class KubsatFilterForm(forms.Form):
     
     objitem_count = forms.ChoiceField(
         choices=[('', 'Все'), ('1', '1'), ('2+', '2 и более')],
-        label='Количество привязанных ObjItem',
+        label='Количество привязанных точек ГЛ',
         required=False,
         widget=forms.RadioSelect()
     )
@@ -658,7 +658,15 @@ class KubsatFilterForm(forms.Form):
     
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
-        from mainapp.models import Band, ObjectInfo
+        from mainapp.models import Band, ObjectInfo, Satellite, ObjItem
+        from django.db.models import Exists, OuterRef
+        
+        # Фильтруем спутники: только те, у которых есть источники с точками
+        satellites_with_sources = Satellite.objects.filter(
+            parameters__objitem__source__isnull=False
+        ).distinct().order_by('name')
+        
+        self.fields['satellites'].queryset = satellites_with_sources
         self.fields['band'].queryset = Band.objects.all().order_by('name')
         self.fields['object_type'].queryset = ObjectInfo.objects.all().order_by('name')
 
@@ -768,3 +776,103 @@ class TransponderForm(forms.ModelForm):
             cleaned_data['polarization'] = self.instance.polarization
         
         return cleaned_data
+
+
+class SatelliteForm(forms.ModelForm):
+    """
+    Форма для создания и редактирования спутников.
+    """
+    
+    class Meta:
+        model = Satellite
+        fields = [
+            'name',
+            'norad',
+            'band',
+            'undersat_point',
+            'url',
+            'comment',
+            'launch_date',
+        ]
+        widgets = {
+            'name': forms.TextInput(attrs={
+                'class': 'form-control',
+                'placeholder': 'Введите название спутника',
+                'required': True
+            }),
+            'norad': forms.NumberInput(attrs={
+                'class': 'form-control',
+                'placeholder': 'Введите NORAD ID'
+            }),
+            'band': forms.SelectMultiple(attrs={
+                'class': 'form-select',
+                'size': '5'
+            }),
+            'undersat_point': forms.NumberInput(attrs={
+                'class': 'form-control',
+                'step': '0.01',
+                'placeholder': 'Введите подспутниковую точку в градусах'
+            }),
+            'url': forms.URLInput(attrs={
+                'class': 'form-control',
+                'placeholder': 'https://example.com'
+            }),
+            'comment': forms.Textarea(attrs={
+                'class': 'form-control',
+                'rows': 3,
+                'placeholder': 'Введите комментарий'
+            }),
+            'launch_date': forms.DateInput(attrs={
+                'class': 'form-control',
+                'type': 'date'
+            }),
+        }
+        labels = {
+            'name': 'Название спутника',
+            'norad': 'NORAD ID',
+            'band': 'Диапазоны работы',
+            'undersat_point': 'Подспутниковая точка (градусы)',
+            'url': 'Ссылка на источник',
+            'comment': 'Комментарий',
+            'launch_date': 'Дата запуска',
+        }
+        help_texts = {
+            'name': 'Уникальное название спутника',
+            'norad': 'Идентификатор NORAD для отслеживания спутника',
+            'band': 'Выберите диапазоны работы спутника (удерживайте Ctrl для множественного выбора)',
+            'undersat_point': 'Восточное полушарие с +, западное с -',
+            'url': 'Ссылка на сайт, где можно проверить информацию',
+            'launch_date': 'Дата запуска спутника',
+        }
+    
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        from mainapp.models import Band
+        
+        # Загружаем choices для select полей
+        self.fields['band'].queryset = Band.objects.all().order_by('name')
+        
+        # Делаем name обязательным
+        self.fields['name'].required = True
+    
+    def clean_name(self):
+        """Валидация поля name."""
+        name = self.cleaned_data.get('name')
+        
+        if name:
+            # Удаляем лишние пробелы
+            name = name.strip()
+            
+            # Проверяем что после удаления пробелов что-то осталось
+            if not name:
+                raise forms.ValidationError('Название не может состоять только из пробелов')
+            
+            # Проверяем уникальность (исключая текущий объект при редактировании)
+            qs = Satellite.objects.filter(name=name)
+            if self.instance and self.instance.pk:
+                qs = qs.exclude(pk=self.instance.pk)
+            
+            if qs.exists():
+                raise forms.ValidationError('Спутник с таким названием уже существует')
+        
+        return name

dbapp/mainapp/templates/mainapp/components/_navbar.html

@@ -26,7 +26,10 @@
                     <a class="nav-link" href="{% url 'mainapp:transponder_list' %}">Транспондеры</a>
                 </li>
                 <li class="nav-item">
-                    <a class="nav-link" href="{% url 'lyngsatapp:lyngsat_list' %}">LyngSat</a>
+                    <a class="nav-link" href="{% url 'mainapp:satellite_list' %}">Спутники</a>
+                </li>
+                <li class="nav-item">
+                    <a class="nav-link" href="{% url 'lyngsatapp:lyngsat_list' %}">Справочные данные</a>
                 </li>
                 <li class="nav-item">
                     <a class="nav-link" href="{% url 'mainapp:actions' %}">Действия</a>

dbapp/mainapp/templates/mainapp/kubsat.html

@@ -147,7 +147,7 @@
                     
                     <!-- Успех 1 (фиктивный) -->
                     <div class="col-md-3 mb-3">
-                        <label class="form-label">{{ form.success_1.label }} (не рабльает)</label>
+                        <label class="form-label">{{ form.success_1.label }} (не работает)</label>
                         <div>
                             {% for radio in form.success_1 %}
                                 <div class="form-check">

dbapp/mainapp/templates/mainapp/satellite_bulk_delete_confirm.html

@@ -0,0 +1,103 @@
+{% extends 'mainapp/base.html' %}
+
+{% block title %}Подтверждение удаления спутников{% endblock %}
+
+{% block content %}
+<div class="container mt-4">
+    <div class="row">
+        <div class="col-12">
+            <div class="card border-danger">
+                <div class="card-header bg-danger text-white">
+                    <h4 class="mb-0">
+                        <i class="bi bi-exclamation-triangle"></i> Подтверждение удаления
+                    </h4>
+                </div>
+                <div class="card-body">
+                    <div class="alert alert-warning">
+                        <strong>Внимание!</strong> Вы собираетесь удалить <strong>{{ total_satellites }}</strong> спутник(ов).
+                        Это действие необратимо!
+                    </div>
+
+                    <h5>Сводная информация:</h5>
+                    <ul>
+                        <li>Всего спутников к удалению: <strong>{{ total_satellites }}</strong></li>
+                        <li>Связанных транспондеров: <strong>{{ total_transponders }}</strong></li>
+                    </ul>
+
+                    <h5 class="mt-4">Список спутников:</h5>
+                    <div class="table-responsive" style="max-height: 400px; overflow-y: auto;">
+                        <table class="table table-sm table-bordered">
+                            <thead class="table-light sticky-top">
+                                <tr>
+                                    <th>ID</th>
+                                    <th>Название</th>
+                                    <th>NORAD ID</th>
+                                    <th>Транспондеры</th>
+                                </tr>
+                            </thead>
+                            <tbody>
+                                {% for satellite in satellites_info %}
+                                <tr>
+                                    <td>{{ satellite.id }}</td>
+                                    <td>{{ satellite.name }}</td>
+                                    <td>{{ satellite.norad }}</td>
+                                    <td>{{ satellite.transponder_count }}</td>
+                                </tr>
+                                {% endfor %}
+                            </tbody>
+                        </table>
+                    </div>
+
+                    <div class="alert alert-danger mt-4">
+                        <strong>Предупреждение:</strong> При удалении спутников будут также удалены все связанные с ними данные.
+                    </div>
+
+                    <form method="post" id="deleteForm">
+                        {% csrf_token %}
+                        <input type="hidden" name="ids" value="{{ ids }}">
+                        
+                        <div class="d-flex gap-2 mt-4">
+                            <button type="submit" class="btn btn-danger">
+                                <i class="bi bi-trash"></i> Подтвердить удаление
+                            </button>
+                            <a href="{% url 'mainapp:satellite_list' %}" class="btn btn-secondary">
+                                <i class="bi bi-x-circle"></i> Отмена
+                            </a>
+                        </div>
+                    </form>
+                </div>
+            </div>
+        </div>
+    </div>
+</div>
+{% endblock %}
+
+{% block extra_js %}
+<script>
+document.getElementById('deleteForm').addEventListener('submit', function(e) {
+    e.preventDefault();
+    
+    const formData = new FormData(this);
+    
+    fetch('{% url "mainapp:delete_selected_satellites" %}', {
+        method: 'POST',
+        body: formData,
+        headers: {
+            'X-CSRFToken': formData.get('csrfmiddlewaretoken')
+        }
+    })
+    .then(response => response.json())
+    .then(data => {
+        if (data.success) {
+            window.location.href = '{% url "mainapp:satellite_list" %}';
+        } else {
+            alert('Ошибка: ' + (data.error || 'Неизвестная ошибка'));
+        }
+    })
+    .catch(error => {
+        console.error('Error:', error);
+        alert('Произошла ошибка при удалении');
+    });
+});
+</script>
+{% endblock %}

dbapp/mainapp/templates/mainapp/satellite_form.html

@@ -0,0 +1,481 @@
+{% extends 'mainapp/base.html' %}
+
+{% block title %}{{ title }}{% endblock %}
+
+{% block extra_css %}
+<style>
+    .frequency-plan {
+        margin-top: 30px;
+        padding: 20px;
+        background-color: #f8f9fa;
+        border-radius: 8px;
+    }
+    
+    .frequency-chart-container {
+        position: relative;
+        background: white;
+        border: 1px solid #dee2e6;
+        border-radius: 4px;
+        padding: 20px;
+        overflow-x: auto;
+    }
+    
+    #frequencyCanvas {
+        display: block;
+        cursor: crosshair;
+    }
+    
+    .legend {
+        display: flex;
+        gap: 15px;
+        flex-wrap: wrap;
+        margin-top: 15px;
+    }
+    
+    .legend-item {
+        display: flex;
+        align-items: center;
+        gap: 5px;
+    }
+    
+    .legend-color {
+        width: 20px;
+        height: 20px;
+        border-radius: 3px;
+    }
+    
+    .transponder-tooltip {
+        position: absolute;
+        background: rgba(0, 0, 0, 0.9);
+        color: white;
+        padding: 10px;
+        border-radius: 4px;
+        font-size: 0.85rem;
+        pointer-events: none;
+        z-index: 1000;
+        display: none;
+        max-width: 300px;
+        white-space: pre-line;
+    }
+</style>
+{% endblock %}
+
+{% block content %}
+<div class="container-fluid px-3">
+    <div class="row mb-3">
+        <div class="col-12">
+            <h2>{{ title }}</h2>
+        </div>
+    </div>
+
+    <div class="row">
+        <div class="col-12">
+            <div class="card">
+                <div class="card-body">
+                    <form method="post" novalidate>
+                        {% csrf_token %}
+                        
+                        <div class="row">
+                            <div class="col-md-6">
+                                <div class="mb-3">
+                                    <label for="{{ form.name.id_for_label }}" class="form-label">
+                                        {{ form.name.label }} <span class="text-danger">*</span>
+                                    </label>
+                                    {{ form.name }}
+                                    {% if form.name.errors %}
+                                        <div class="invalid-feedback d-block">
+                                            {{ form.name.errors.0 }}
+                                        </div>
+                                    {% endif %}
+                                    {% if form.name.help_text %}
+                                        <div class="form-text">{{ form.name.help_text }}</div>
+                                    {% endif %}
+                                </div>
+                            </div>
+                            
+                            <div class="col-md-6">
+                                <div class="mb-3">
+                                    <label for="{{ form.norad.id_for_label }}" class="form-label">
+                                        {{ form.norad.label }}
+                                    </label>
+                                    {{ form.norad }}
+                                    {% if form.norad.errors %}
+                                        <div class="invalid-feedback d-block">
+                                            {{ form.norad.errors.0 }}
+                                        </div>
+                                    {% endif %}
+                                    {% if form.norad.help_text %}
+                                        <div class="form-text">{{ form.norad.help_text }}</div>
+                                    {% endif %}
+                                </div>
+                            </div>
+                        </div>
+
+                        <div class="row">
+                            <div class="col-md-6">
+                                <div class="mb-3">
+                                    <label for="{{ form.band.id_for_label }}" class="form-label">
+                                        {{ form.band.label }}
+                                    </label>
+                                    {{ form.band }}
+                                    {% if form.band.errors %}
+                                        <div class="invalid-feedback d-block">
+                                            {{ form.band.errors.0 }}
+                                        </div>
+                                    {% endif %}
+                                    {% if form.band.help_text %}
+                                        <div class="form-text">{{ form.band.help_text }}</div>
+                                    {% endif %}
+                                </div>
+                            </div>
+                            
+                            <div class="col-md-6">
+                                <div class="mb-3">
+                                    <label for="{{ form.undersat_point.id_for_label }}" class="form-label">
+                                        {{ form.undersat_point.label }}
+                                    </label>
+                                    {{ form.undersat_point }}
+                                    {% if form.undersat_point.errors %}
+                                        <div class="invalid-feedback d-block">
+                                            {{ form.undersat_point.errors.0 }}
+                                        </div>
+                                    {% endif %}
+                                    {% if form.undersat_point.help_text %}
+                                        <div class="form-text">{{ form.undersat_point.help_text }}</div>
+                                    {% endif %}
+                                </div>
+                            </div>
+                        </div>
+
+                        <div class="row">
+                            <div class="col-md-6">
+                                <div class="mb-3">
+                                    <label for="{{ form.launch_date.id_for_label }}" class="form-label">
+                                        {{ form.launch_date.label }}
+                                    </label>
+                                    {{ form.launch_date }}
+                                    {% if form.launch_date.errors %}
+                                        <div class="invalid-feedback d-block">
+                                            {{ form.launch_date.errors.0 }}
+                                        </div>
+                                    {% endif %}
+                                    {% if form.launch_date.help_text %}
+                                        <div class="form-text">{{ form.launch_date.help_text }}</div>
+                                    {% endif %}
+                                </div>
+                            </div>
+                            
+                            <div class="col-md-6">
+                                <div class="mb-3">
+                                    <label for="{{ form.url.id_for_label }}" class="form-label">
+                                        {{ form.url.label }}
+                                    </label>
+                                    {{ form.url }}
+                                    {% if form.url.errors %}
+                                        <div class="invalid-feedback d-block">
+                                            {{ form.url.errors.0 }}
+                                        </div>
+                                    {% endif %}
+                                    {% if form.url.help_text %}
+                                        <div class="form-text">{{ form.url.help_text }}</div>
+                                    {% endif %}
+                                </div>
+                            </div>
+                        </div>
+
+                        <div class="mb-3">
+                            <label for="{{ form.comment.id_for_label }}" class="form-label">
+                                {{ form.comment.label }}
+                            </label>
+                            {{ form.comment }}
+                            {% if form.comment.errors %}
+                                <div class="invalid-feedback d-block">
+                                    {{ form.comment.errors.0 }}
+                                </div>
+                            {% endif %}
+                            {% if form.comment.help_text %}
+                                <div class="form-text">{{ form.comment.help_text }}</div>
+                            {% endif %}
+                        </div>
+
+                        <div class="d-flex gap-2">
+                            <button type="submit" class="btn btn-primary">
+                                <i class="bi bi-save"></i> Сохранить
+                            </button>
+                            <a href="{% url 'mainapp:satellite_list' %}" class="btn btn-secondary">
+                                <i class="bi bi-x-circle"></i> Отмена
+                            </a>
+                        </div>
+                    </form>
+                </div>
+            </div>
+        </div>
+    </div>
+
+    {% if action == 'update' and transponders %}
+    <!-- Frequency Plan Visualization -->
+    <div class="row mt-4">
+        <div class="col-12">
+            <div class="card">
+                <div class="card-body">
+                    <h4>Частотный план</h4>
+                    <p class="text-muted">Визуализация транспондеров спутника по частотам (Downlink). Наведите курсор на транспондер для подробной информации.</p>
+                    
+                    <div class="frequency-plan">
+                        <div class="frequency-chart-container">
+                            <canvas id="frequencyCanvas"></canvas>
+                        </div>
+                        
+                        <div class="legend">
+                            <div class="legend-item">
+                                <div class="legend-color" style="background-color: #0d6efd;"></div>
+                                <span>H - Горизонтальная</span>
+                            </div>
+                            <div class="legend-item">
+                                <div class="legend-color" style="background-color: #198754;"></div>
+                                <span>V - Вертикальная</span>
+                            </div>
+                            <div class="legend-item">
+                                <div class="legend-color" style="background-color: #dc3545;"></div>
+                                <span>L - Левая круговая</span>
+                            </div>
+                            <div class="legend-item">
+                                <div class="legend-color" style="background-color: #ffc107;"></div>
+                                <span>R - Правая круговая</span>
+                            </div>
+                            <div class="legend-item">
+                                <div class="legend-color" style="background-color: #6c757d;"></div>
+                                <span>Другая</span>
+                            </div>
+                        </div>
+                        
+                        <div class="mt-3">
+                            <p><strong>Всего транспондеров:</strong> {{ transponder_count }}</p>
+                        </div>
+                    </div>
+                </div>
+            </div>
+        </div>
+    </div>
+    
+    <div class="transponder-tooltip" id="transponderTooltip"></div>
+    {% endif %}
+</div>
+{% endblock %}
+
+{% block extra_js %}
+{% if action == 'update' and transponders %}
+<script>
+// Transponder data from Django
+const transponders = {{ transponders|safe }};
+
+// Color mapping for polarizations
+const polarizationColors = {
+    'H': '#0d6efd',
+    'V': '#198754',
+    'L': '#dc3545',
+    'R': '#ffc107',
+    'default': '#6c757d'
+};
+
+let canvas, ctx, tooltip;
+let hoveredTransponder = null;
+
+function getColor(polarization) {
+    return polarizationColors[polarization] || polarizationColors['default'];
+}
+
+function renderFrequencyPlan() {
+    if (!transponders || transponders.length === 0) {
+        return;
+    }
+    
+    canvas = document.getElementById('frequencyCanvas');
+    ctx = canvas.getContext('2d');
+    tooltip = document.getElementById('transponderTooltip');
+    
+    // Find min and max frequencies
+    let minFreq = Infinity;
+    let maxFreq = -Infinity;
+    
+    transponders.forEach(t => {
+        const startFreq = t.downlink - (t.frequency_range / 2);
+        const endFreq = t.downlink + (t.frequency_range / 2);
+        minFreq = Math.min(minFreq, startFreq);
+        maxFreq = Math.max(maxFreq, endFreq);
+    });
+    
+    // Add padding (5%)
+    const padding = (maxFreq - minFreq) * 0.05;
+    minFreq -= padding;
+    maxFreq += padding;
+    
+    const freqRange = maxFreq - minFreq;
+    
+    // Set canvas size
+    const container = canvas.parentElement;
+    const canvasWidth = Math.max(container.clientWidth - 40, 800);
+    const rowHeight = 50;
+    const topMargin = 40;
+    const bottomMargin = 60;
+    
+    // Group transponders by polarization to stack them
+    const polarizationGroups = {};
+    transponders.forEach(t => {
+        const pol = t.polarization || 'default';
+        if (!polarizationGroups[pol]) {
+            polarizationGroups[pol] = [];
+        }
+        polarizationGroups[pol].push(t);
+    });
+    
+    const numRows = Object.keys(polarizationGroups).length;
+    const canvasHeight = topMargin + (numRows * rowHeight) + bottomMargin;
+    
+    // Set canvas dimensions (use device pixel ratio for sharp rendering)
+    const dpr = window.devicePixelRatio || 1;
+    canvas.width = canvasWidth * dpr;
+    canvas.height = canvasHeight * dpr;
+    canvas.style.width = canvasWidth + 'px';
+    canvas.style.height = canvasHeight + 'px';
+    ctx.scale(dpr, dpr);
+    
+    // Clear canvas
+    ctx.clearRect(0, 0, canvasWidth, canvasHeight);
+    
+    // Draw frequency axis
+    ctx.strokeStyle = '#dee2e6';
+    ctx.lineWidth = 1;
+    ctx.beginPath();
+    ctx.moveTo(0, topMargin);
+    ctx.lineTo(canvasWidth, topMargin);
+    ctx.stroke();
+    
+    // Draw frequency labels
+    ctx.fillStyle = '#6c757d';
+    ctx.font = '12px sans-serif';
+    ctx.textAlign = 'center';
+    
+    const numLabels = 10;
+    for (let i = 0; i <= numLabels; i++) {
+        const freq = minFreq + (freqRange * i / numLabels);
+        const x = (canvasWidth * i / numLabels);
+        
+        // Draw tick
+        ctx.beginPath();
+        ctx.moveTo(x, topMargin);
+        ctx.lineTo(x, topMargin - 5);
+        ctx.stroke();
+        
+        // Draw label
+        ctx.fillText(freq.toFixed(1), x, topMargin - 10);
+    }
+    
+    // Draw "МГц" label
+    ctx.textAlign = 'right';
+    ctx.fillText('МГц', canvasWidth, topMargin - 25);
+    
+    // Store transponder positions for hover detection
+    const transponderRects = [];
+    
+    // Draw transponders
+    let yOffset = topMargin + 10;
+    
+    Object.keys(polarizationGroups).forEach((pol, groupIndex) => {
+        const group = polarizationGroups[pol];
+        const color = getColor(pol);
+        
+        // Draw polarization label
+        ctx.fillStyle = '#000';
+        ctx.font = 'bold 14px sans-serif';
+        ctx.textAlign = 'left';
+        ctx.fillText(`${pol}:`, 5, yOffset + 20);
+        
+        group.forEach(t => {
+            const startFreq = t.downlink - (t.frequency_range / 2);
+            const endFreq = t.downlink + (t.frequency_range / 2);
+            
+            const x = ((startFreq - minFreq) / freqRange) * canvasWidth;
+            const width = ((endFreq - startFreq) / freqRange) * canvasWidth;
+            const y = yOffset;
+            const height = 30;
+            
+            // Draw transponder bar
+            ctx.fillStyle = color;
+            ctx.fillRect(x, y, width, height);
+            
+            // Draw border
+            ctx.strokeStyle = '#fff';
+            ctx.lineWidth = 2;
+            ctx.strokeRect(x, y, width, height);
+            
+            // Draw transponder name if there's enough space
+            if (width > 50) {
+                ctx.fillStyle = pol === 'R' ? '#000' : '#fff';
+                ctx.font = '11px sans-serif';
+                ctx.textAlign = 'center';
+                ctx.fillText(t.name, x + width / 2, y + height / 2 + 4);
+            }
+            
+            // Store for hover detection
+            transponderRects.push({
+                x, y, width, height,
+                data: t
+            });
+        });
+        
+        yOffset += rowHeight;
+    });
+    
+    // Add mouse move event for tooltip
+    canvas.addEventListener('mousemove', (e) => {
+        const rect = canvas.getBoundingClientRect();
+        const mouseX = e.clientX - rect.left;
+        const mouseY = e.clientY - rect.top;
+        
+        hoveredTransponder = null;
+        
+        for (const tr of transponderRects) {
+            if (mouseX >= tr.x && mouseX <= tr.x + tr.width &&
+                mouseY >= tr.y && mouseY <= tr.y + tr.height) {
+                hoveredTransponder = tr.data;
+                break;
+            }
+        }
+        
+        if (hoveredTransponder) {
+            const startFreq = hoveredTransponder.downlink - (hoveredTransponder.frequency_range / 2);
+            const endFreq = hoveredTransponder.downlink + (hoveredTransponder.frequency_range / 2);
+            
+            tooltip.innerHTML = `<strong>${hoveredTransponder.name}</strong>
+Downlink: ${hoveredTransponder.downlink.toFixed(3)} МГц
+Полоса: ${hoveredTransponder.frequency_range.toFixed(3)} МГц
+Диапазон: ${startFreq.toFixed(3)} - ${endFreq.toFixed(3)} МГц
+Поляризация: ${hoveredTransponder.polarization}
+Зона: ${hoveredTransponder.zone_name}`;
+            tooltip.style.display = 'block';
+            tooltip.style.left = (e.pageX + 15) + 'px';
+            tooltip.style.top = (e.pageY + 15) + 'px';
+        } else {
+            tooltip.style.display = 'none';
+        }
+    });
+    
+    canvas.addEventListener('mouseleave', () => {
+        tooltip.style.display = 'none';
+        hoveredTransponder = null;
+    });
+}
+
+// Render on page load
+document.addEventListener('DOMContentLoaded', renderFrequencyPlan);
+
+// Re-render on window resize
+let resizeTimeout;
+window.addEventListener('resize', () => {
+    clearTimeout(resizeTimeout);
+    resizeTimeout = setTimeout(renderFrequencyPlan, 250);
+});
+</script>
+{% endif %}
+{% endblock %}

dbapp/mainapp/templates/mainapp/satellite_list.html

@@ -0,0 +1,509 @@
+{% extends 'mainapp/base.html' %}
+
+{% block title %}Список спутников{% endblock %}
+
+{% block extra_css %}
+<style>
+    .table-responsive tr.selected {
+        background-color: #d4edff;
+    }
+    .sticky-top {
+        position: sticky;
+        top: 0;
+        z-index: 10;
+    }
+</style>
+{% endblock %}
+
+{% block content %}
+<div class="container-fluid px-3">
+    <div class="row mb-3">
+        <div class="col-12">
+            <h2>Список спутников</h2>
+        </div>
+    </div>
+
+    <!-- Toolbar -->
+    <div class="row mb-3">
+        <div class="col-12">
+            <div class="card">
+                <div class="card-body">
+                    <div class="d-flex flex-wrap align-items-center gap-3">
+                        <!-- Search bar -->
+                        <div style="min-width: 200px; flex-grow: 1; max-width: 400px;">
+                            <div class="input-group">
+                                <input type="text" id="toolbar-search" class="form-control" placeholder="Поиск..."
+                                    value="{{ search_query|default:'' }}">
+                                <button type="button" class="btn btn-outline-primary"
+                                    onclick="performSearch()">Найти</button>
+                                <button type="button" class="btn btn-outline-secondary"
+                                    onclick="clearSearch()">Очистить</button>
+                            </div>
+                        </div>
+
+                        <!-- Items per page select -->
+                        <div>
+                            <label for="items-per-page" class="form-label mb-0">Показать:</label>
+                            <select name="items_per_page" id="items-per-page"
+                                class="form-select form-select-sm d-inline-block" style="width: auto;"
+                                onchange="updateItemsPerPage()">
+                                {% for option in available_items_per_page %}
+                                <option value="{{ option }}" {% if option == items_per_page %}selected{% endif %}>
+                                    {{ option }}
+                                </option>
+                                {% endfor %}
+                            </select>
+                        </div>
+
+                        <!-- Action buttons -->
+                        <div class="d-flex gap-2">
+                            {% if user.customuser.role == 'admin' or user.customuser.role == 'moderator' %}
+                            <a href="{% url 'mainapp:satellite_create' %}" class="btn btn-success btn-sm" title="Создать">
+                                <i class="bi bi-plus-circle"></i> Создать
+                            </a>
+                            <button type="button" class="btn btn-danger btn-sm" title="Удалить"
+                                onclick="deleteSelectedSatellites()">
+                                <i class="bi bi-trash"></i> Удалить
+                            </button>
+                            {% endif %}
+                        </div>
+
+                        <!-- Filter Toggle Button -->
+                        <div>
+                            <button class="btn btn-outline-primary btn-sm" type="button" data-bs-toggle="offcanvas" 
+                                data-bs-target="#offcanvasFilters" aria-controls="offcanvasFilters">
+                                <i class="bi bi-funnel"></i> Фильтры
+                                <span id="filterCounter" class="badge bg-danger" style="display: none;">0</span>
+                            </button>
+                        </div>
+
+                        <!-- Pagination -->
+                        <div class="ms-auto">
+                            {% include 'mainapp/components/_pagination.html' with page_obj=page_obj show_info=True %}
+                        </div>
+                    </div>
+                </div>
+            </div>
+        </div>
+    </div>
+
+    <!-- Offcanvas Filter Panel -->
+    <div class="offcanvas offcanvas-start" tabindex="-1" id="offcanvasFilters" aria-labelledby="offcanvasFiltersLabel">
+        <div class="offcanvas-header">
+            <h5 class="offcanvas-title" id="offcanvasFiltersLabel">Фильтры</h5>
+            <button type="button" class="btn-close" data-bs-dismiss="offcanvas" aria-label="Закрыть"></button>
+        </div>
+        <div class="offcanvas-body">
+            <form method="get" id="filter-form">
+                <!-- Band Selection - Multi-select -->
+                <div class="mb-2">
+                    <label class="form-label">Диапазон:</label>
+                    <div class="d-flex justify-content-between mb-1">
+                        <button type="button" class="btn btn-sm btn-outline-secondary"
+                            onclick="selectAllOptions('band_id', true)">Выбрать</button>
+                        <button type="button" class="btn btn-sm btn-outline-secondary"
+                            onclick="selectAllOptions('band_id', false)">Снять</button>
+                    </div>
+                    <select name="band_id" class="form-select form-select-sm mb-2" multiple size="6">
+                        {% for band in bands %}
+                        <option value="{{ band.id }}" {% if band.id in selected_bands %}selected{% endif %}>
+                            {{ band.name }}
+                        </option>
+                        {% endfor %}
+                    </select>
+                </div>
+
+                <!-- NORAD ID Filter -->
+                <div class="mb-2">
+                    <label class="form-label">NORAD ID:</label>
+                    <input type="number" name="norad_min" class="form-control form-control-sm mb-1"
+                        placeholder="От" value="{{ norad_min|default:'' }}">
+                    <input type="number" name="norad_max" class="form-control form-control-sm"
+                        placeholder="До" value="{{ norad_max|default:'' }}">
+                </div>
+
+                <!-- Undersat Point Filter -->
+                <div class="mb-2">
+                    <label class="form-label">Подспутниковая точка, градусы:</label>
+                    <input type="number" step="0.01" name="undersat_point_min" class="form-control form-control-sm mb-1"
+                        placeholder="От" value="{{ undersat_point_min|default:'' }}">
+                    <input type="number" step="0.01" name="undersat_point_max" class="form-control form-control-sm"
+                        placeholder="До" value="{{ undersat_point_max|default:'' }}">
+                </div>
+
+                <!-- Launch Date Filter -->
+                <div class="mb-2">
+                    <label class="form-label">Дата запуска:</label>
+                    <input type="date" name="launch_date_from" class="form-control form-control-sm mb-1"
+                        placeholder="От" value="{{ launch_date_from|default:'' }}">
+                    <input type="date" name="launch_date_to" class="form-control form-control-sm"
+                        placeholder="До" value="{{ launch_date_to|default:'' }}">
+                </div>
+
+                <!-- Creation Date Filter -->
+                <div class="mb-2">
+                    <label class="form-label">Дата создания:</label>
+                    <input type="date" name="date_from" class="form-control form-control-sm mb-1"
+                        placeholder="От" value="{{ date_from|default:'' }}">
+                    <input type="date" name="date_to" class="form-control form-control-sm"
+                        placeholder="До" value="{{ date_to|default:'' }}">
+                </div>
+
+                <!-- Apply Filters and Reset Buttons -->
+                <div class="d-grid gap-2 mt-2">
+                    <button type="submit" class="btn btn-primary btn-sm">Применить</button>
+                    <a href="?" class="btn btn-secondary btn-sm">Сбросить</a>
+                </div>
+            </form>
+        </div>
+    </div>
+
+    <!-- Main Table -->
+    <div class="row">
+        <div class="col-12">
+            <div class="card">
+                <div class="card-body p-0">
+                    <div class="table-responsive" style="max-height: 75vh; overflow-y: auto;">
+                        <table class="table table-striped table-hover table-sm table-bordered" style="font-size: 0.85rem;">
+                            <thead class="table-dark sticky-top">
+                                <tr>
+                                    <th scope="col" class="text-center" style="width: 3%;">
+                                        <input type="checkbox" id="select-all" class="form-check-input">
+                                    </th>
+                                    <th scope="col" class="text-center" style="min-width: 60px;">
+                                        <a href="javascript:void(0)" onclick="updateSort('id')" class="text-white text-decoration-none">
+                                            ID
+                                            {% if sort == 'id' %}
+                                                <i class="bi bi-arrow-up"></i>
+                                            {% elif sort == '-id' %}
+                                                <i class="bi bi-arrow-down"></i>
+                                            {% endif %}
+                                        </a>
+                                    </th>
+                                    <th scope="col" style="min-width: 150px;">
+                                        <a href="javascript:void(0)" onclick="updateSort('name')" class="text-white text-decoration-none">
+                                            Название
+                                            {% if sort == 'name' %}
+                                                <i class="bi bi-arrow-up"></i>
+                                            {% elif sort == '-name' %}
+                                                <i class="bi bi-arrow-down"></i>
+                                            {% endif %}
+                                        </a>
+                                    </th>
+                                    <th scope="col" style="min-width: 100px;">
+                                        <a href="javascript:void(0)" onclick="updateSort('norad')" class="text-white text-decoration-none">
+                                            NORAD ID
+                                            {% if sort == 'norad' %}
+                                                <i class="bi bi-arrow-up"></i>
+                                            {% elif sort == '-norad' %}
+                                                <i class="bi bi-arrow-down"></i>
+                                            {% endif %}
+                                        </a>
+                                    </th>
+                                    <th scope="col" style="min-width: 120px;">Диапазоны</th>
+                                    <th scope="col" style="min-width: 120px;">
+                                        <a href="javascript:void(0)" onclick="updateSort('undersat_point')" class="text-white text-decoration-none">
+                                            Подспутниковая точка
+                                            {% if sort == 'undersat_point' %}
+                                                <i class="bi bi-arrow-up"></i>
+                                            {% elif sort == '-undersat_point' %}
+                                                <i class="bi bi-arrow-down"></i>
+                                            {% endif %}
+                                        </a>
+                                    </th>
+                                    <th scope="col" style="min-width: 100px;">
+                                        <a href="javascript:void(0)" onclick="updateSort('launch_date')" class="text-white text-decoration-none">
+                                            Дата запуска
+                                            {% if sort == 'launch_date' %}
+                                                <i class="bi bi-arrow-up"></i>
+                                            {% elif sort == '-launch_date' %}
+                                                <i class="bi bi-arrow-down"></i>
+                                            {% endif %}
+                                        </a>
+                                    </th>
+                                    <th scope="col" style="min-width: 150px;">Ссылка</th>
+                                    <th scope="col" class="text-center" style="min-width: 80px;">
+                                        <a href="javascript:void(0)" onclick="updateSort('transponder_count')" class="text-white text-decoration-none">
+                                            Транспондеры
+                                            {% if sort == 'transponder_count' %}
+                                                <i class="bi bi-arrow-up"></i>
+                                            {% elif sort == '-transponder_count' %}
+                                                <i class="bi bi-arrow-down"></i>
+                                            {% endif %}
+                                        </a>
+                                    </th>
+                                    <th scope="col" style="min-width: 120px;">
+                                        <a href="javascript:void(0)" onclick="updateSort('created_at')" class="text-white text-decoration-none">
+                                            Создано
+                                            {% if sort == 'created_at' %}
+                                                <i class="bi bi-arrow-up"></i>
+                                            {% elif sort == '-created_at' %}
+                                                <i class="bi bi-arrow-down"></i>
+                                            {% endif %}
+                                        </a>
+                                    </th>
+                                    <th scope="col" style="min-width: 120px;">
+                                        <a href="javascript:void(0)" onclick="updateSort('updated_at')" class="text-white text-decoration-none">
+                                            Обновлено
+                                            {% if sort == 'updated_at' %}
+                                                <i class="bi bi-arrow-up"></i>
+                                            {% elif sort == '-updated_at' %}
+                                                <i class="bi bi-arrow-down"></i>
+                                            {% endif %}
+                                        </a>
+                                    </th>
+                                    <th scope="col" class="text-center" style="min-width: 100px;">Действия</th>
+                                </tr>
+                            </thead>
+                            <tbody>
+                                {% for satellite in processed_satellites %}
+                                <tr>
+                                    <td class="text-center">
+                                        <input type="checkbox" class="form-check-input item-checkbox"
+                                            value="{{ satellite.id }}">
+                                    </td>
+                                    <td class="text-center">{{ satellite.id }}</td>
+                                    <td>{{ satellite.name }}</td>
+                                    <td>{{ satellite.norad }}</td>
+                                    <td>{{ satellite.bands }}</td>
+                                    <td>{{ satellite.undersat_point }}</td>
+                                    <td>{{ satellite.launch_date }}</td>
+                                    <td>
+                                        {% if satellite.url != '-' %}
+                                        <a href="{{ satellite.url }}" target="_blank" rel="noopener noreferrer">
+                                            <i class="bi bi-link-45deg"></i> Ссылка
+                                        </a>
+                                        {% else %}
+                                        -
+                                        {% endif %}
+                                    </td>
+                                    <td class="text-center">{{ satellite.transponder_count }}</td>
+                                    <td>{{ satellite.created_at|date:"d.m.Y H:i" }}</td>
+                                    <td>{{ satellite.updated_at|date:"d.m.Y H:i" }}</td>
+                                    <td class="text-center">
+                                        {% if user.customuser.role == 'admin' or user.customuser.role == 'moderator' %}
+                                            <a href="{% url 'mainapp:satellite_update' satellite.id %}" 
+                                               class="btn btn-sm btn-outline-warning"
+                                               title="Редактировать спутник">
+                                                <i class="bi bi-pencil"></i>
+                                            </a>
+                                        {% else %}
+                                            <button type="button" class="btn btn-sm btn-outline-secondary" disabled title="Недостаточно прав">
+                                                <i class="bi bi-pencil"></i>
+                                            </button>
+                                        {% endif %}
+                                    </td>
+                                </tr>
+                                {% empty %}
+                                <tr>
+                                    <td colspan="12" class="text-center text-muted">Нет данных для отображения</td>
+                                </tr>
+                                {% endfor %}
+                            </tbody>
+                        </table>
+                    </div>
+                </div>
+            </div>
+        </div>
+    </div>
+</div>
+
+{% endblock %}
+
+{% block extra_js %}
+<script>
+let lastCheckedIndex = null;
+
+function updateRowHighlight(checkbox) {
+    const row = checkbox.closest('tr');
+    if (checkbox.checked) {
+        row.classList.add('selected');
+    } else {
+        row.classList.remove('selected');
+    }
+}
+
+function handleCheckboxClick(e) {
+    if (e.shiftKey && lastCheckedIndex !== null) {
+        const checkboxes = document.querySelectorAll('.item-checkbox');
+        const currentIndex = Array.from(checkboxes).indexOf(e.target);
+        const startIndex = Math.min(lastCheckedIndex, currentIndex);
+        const endIndex = Math.max(lastCheckedIndex, currentIndex);
+
+        for (let i = startIndex; i <= endIndex; i++) {
+            checkboxes[i].checked = e.target.checked;
+            updateRowHighlight(checkboxes[i]);
+        }
+    } else {
+        updateRowHighlight(e.target);
+    }
+    lastCheckedIndex = Array.from(document.querySelectorAll('.item-checkbox')).indexOf(e.target);
+}
+
+// Function to delete selected satellites
+function deleteSelectedSatellites() {
+    const checkedCheckboxes = document.querySelectorAll('.item-checkbox:checked');
+
+    if (checkedCheckboxes.length === 0) {
+        alert('Пожалуйста, выберите хотя бы один спутник для удаления');
+        return;
+    }
+
+    const selectedIds = [];
+    checkedCheckboxes.forEach(checkbox => {
+        selectedIds.push(checkbox.value);
+    });
+
+    const url = '{% url "mainapp:delete_selected_satellites" %}' + '?ids=' + selectedIds.join(',');
+    window.location.href = url;
+}
+
+// Search functionality
+function performSearch() {
+    const searchValue = document.getElementById('toolbar-search').value.trim();
+    const urlParams = new URLSearchParams(window.location.search);
+    
+    if (searchValue) {
+        urlParams.set('search', searchValue);
+    } else {
+        urlParams.delete('search');
+    }
+    
+    urlParams.delete('page');
+    window.location.search = urlParams.toString();
+}
+
+function clearSearch() {
+    document.getElementById('toolbar-search').value = '';
+    const urlParams = new URLSearchParams(window.location.search);
+    urlParams.delete('search');
+    urlParams.delete('page');
+    window.location.search = urlParams.toString();
+}
+
+document.getElementById('toolbar-search').addEventListener('keypress', function(e) {
+    if (e.key === 'Enter') {
+        performSearch();
+    }
+});
+
+// Items per page functionality
+function updateItemsPerPage() {
+    const itemsPerPage = document.getElementById('items-per-page').value;
+    const urlParams = new URLSearchParams(window.location.search);
+    urlParams.set('items_per_page', itemsPerPage);
+    urlParams.delete('page');
+    window.location.search = urlParams.toString();
+}
+
+// Sorting functionality
+function updateSort(field) {
+    const urlParams = new URLSearchParams(window.location.search);
+    const currentSort = urlParams.get('sort');
+    
+    let newSort;
+    if (currentSort === field) {
+        newSort = '-' + field;
+    } else if (currentSort === '-' + field) {
+        newSort = field;
+    } else {
+        newSort = field;
+    }
+    
+    urlParams.set('sort', newSort);
+    urlParams.delete('page');
+    window.location.search = urlParams.toString();
+}
+
+// Function to select/deselect all options in a select element
+function selectAllOptions(selectName, selectAll) {
+    const selectElement = document.querySelector(`select[name="${selectName}"]`);
+    if (selectElement) {
+        for (let i = 0; i < selectElement.options.length; i++) {
+            selectElement.options[i].selected = selectAll;
+        }
+    }
+}
+
+// Filter counter functionality
+function updateFilterCounter() {
+    const form = document.getElementById('filter-form');
+    const formData = new FormData(form);
+    let filterCount = 0;
+
+    for (const [key, value] of formData.entries()) {
+        if (value && value.trim() !== '') {
+            if (key === 'band_id') {
+                continue;
+            }
+            filterCount++;
+        }
+    }
+    
+    // Count selected options in multi-select fields
+    const bandSelect = document.querySelector('select[name="band_id"]');
+    if (bandSelect) {
+        const selectedOptions = Array.from(bandSelect.selectedOptions).filter(opt => opt.selected);
+        if (selectedOptions.length > 0) {
+            filterCount++;
+        }
+    }
+
+    const counterElement = document.getElementById('filterCounter');
+    if (counterElement) {
+        if (filterCount > 0) {
+            counterElement.textContent = filterCount;
+            counterElement.style.display = 'inline';
+        } else {
+            counterElement.style.display = 'none';
+        }
+    }
+}
+
+// Initialize on page load
+document.addEventListener('DOMContentLoaded', function() {
+    const selectAllCheckbox = document.getElementById('select-all');
+    const itemCheckboxes = document.querySelectorAll('.item-checkbox');
+
+    if (selectAllCheckbox && itemCheckboxes.length > 0) {
+        selectAllCheckbox.addEventListener('change', function () {
+            itemCheckboxes.forEach(checkbox => {
+                checkbox.checked = selectAllCheckbox.checked;
+                updateRowHighlight(checkbox);
+            });
+        });
+
+        itemCheckboxes.forEach(checkbox => {
+            checkbox.addEventListener('change', function () {
+                const allChecked = Array.from(itemCheckboxes).every(cb => cb.checked);
+                selectAllCheckbox.checked = allChecked;
+            });
+            
+            checkbox.addEventListener('click', handleCheckboxClick);
+        });
+    }
+
+    updateFilterCounter();
+
+    const form = document.getElementById('filter-form');
+    if (form) {
+        const inputFields = form.querySelectorAll('input[type="text"], input[type="number"], input[type="date"]');
+        inputFields.forEach(input => {
+            input.addEventListener('input', updateFilterCounter);
+            input.addEventListener('change', updateFilterCounter);
+        });
+
+        const selectFields = form.querySelectorAll('select');
+        selectFields.forEach(select => {
+            select.addEventListener('change', updateFilterCounter);
+        });
+    }
+
+    const offcanvasElement = document.getElementById('offcanvasFilters');
+    if (offcanvasElement) {
+        offcanvasElement.addEventListener('show.bs.offcanvas', updateFilterCounter);
+    }
+});
+</script>
+
+{% endblock %}

dbapp/mainapp/urls.py

@@ -11,6 +11,7 @@ from .views import (
     DeleteSelectedObjectsView,
     DeleteSelectedSourcesView,
     DeleteSelectedTranspondersView,
+    DeleteSelectedSatellitesView,
     FillLyngsatDataView,
     GeoPointsAPIView,
     GetLocationsView,
@@ -31,6 +32,9 @@ from .views import (
     ObjItemUpdateView,
     ProcessKubsatView,
     SatelliteDataAPIView,
+    SatelliteListView,
+    SatelliteCreateView,
+    SatelliteUpdateView,
     ShowMapView,
     ShowSelectedObjectsMapView,
     ShowSourcesMapView,
@@ -68,6 +72,10 @@ urlpatterns = [
     path('transponder/create/', TransponderCreateView.as_view(), name='transponder_create'),
     path('transponder/<int:pk>/edit/', TransponderUpdateView.as_view(), name='transponder_update'),
     path('delete-selected-transponders/', DeleteSelectedTranspondersView.as_view(), name='delete_selected_transponders'),
+    path('satellites/', SatelliteListView.as_view(), name='satellite_list'),
+    path('satellite/create/', SatelliteCreateView.as_view(), name='satellite_create'),
+    path('satellite/<int:pk>/edit/', SatelliteUpdateView.as_view(), name='satellite_update'),
+    path('delete-selected-satellites/', DeleteSelectedSatellitesView.as_view(), name='delete_selected_satellites'),
     path('actions/', ActionsPageView.as_view(), name='actions'),
     path('excel-data', LoadExcelDataView.as_view(), name='load_excel_data'),
     path('satellites', AddSatellitesView.as_view(), name='add_sats'),

dbapp/mainapp/views/__init__.py

@@ -41,6 +41,12 @@ from .transponder import (
     TransponderUpdateView,
     DeleteSelectedTranspondersView,
 )
+from .satellite import (
+    SatelliteListView,
+    SatelliteCreateView,
+    SatelliteUpdateView,
+    DeleteSelectedSatellitesView,
+)
 from .map import (
     ShowMapView,
     ShowSelectedObjectsMapView,
@@ -99,6 +105,11 @@ __all__ = [
     'TransponderCreateView',
     'TransponderUpdateView',
     'DeleteSelectedTranspondersView',
+    # Satellite
+    'SatelliteListView',
+    'SatelliteCreateView',
+    'SatelliteUpdateView',
+    'DeleteSelectedSatellitesView',
     # Map
     'ShowMapView',
     'ShowSelectedObjectsMapView',

dbapp/mainapp/views/satellite.py

@@ -0,0 +1,353 @@
+"""
+Satellite CRUD operations and related views.
+"""
+from datetime import datetime
+
+from django.contrib import messages
+from django.contrib.auth.mixins import LoginRequiredMixin
+from django.core.paginator import Paginator
+from django.db.models import Count, Q
+from django.http import JsonResponse
+from django.shortcuts import get_object_or_404, redirect, render
+from django.urls import reverse, reverse_lazy
+from django.views import View
+from django.views.generic import CreateView, UpdateView
+
+from ..forms import SatelliteForm
+from ..mixins import RoleRequiredMixin, FormMessageMixin
+from ..models import Satellite, Band
+from ..utils import parse_pagination_params
+
+
+class SatelliteListView(LoginRequiredMixin, View):
+    """View for displaying a list of satellites with filtering and pagination."""
+    
+    def get(self, request):
+        # Get pagination parameters
+        page_number, items_per_page = parse_pagination_params(request)
+        
+        # Get sorting parameters (default to name)
+        sort_param = request.GET.get("sort", "name")
+        
+        # Get filter parameters
+        search_query = request.GET.get("search", "").strip()
+        selected_bands = request.GET.getlist("band_id")
+        norad_min = request.GET.get("norad_min", "").strip()
+        norad_max = request.GET.get("norad_max", "").strip()
+        undersat_point_min = request.GET.get("undersat_point_min", "").strip()
+        undersat_point_max = request.GET.get("undersat_point_max", "").strip()
+        launch_date_from = request.GET.get("launch_date_from", "").strip()
+        launch_date_to = request.GET.get("launch_date_to", "").strip()
+        date_from = request.GET.get("date_from", "").strip()
+        date_to = request.GET.get("date_to", "").strip()
+        
+        # Get all bands for filters
+        bands = Band.objects.all().order_by("name")
+        
+        # Get all satellites with query optimization
+        satellites = Satellite.objects.prefetch_related(
+            'band',
+            'created_by__user',
+            'updated_by__user'
+        ).annotate(
+            transponder_count=Count('tran_satellite', distinct=True)
+        )
+        
+        # Apply filters
+        # Filter by bands
+        if selected_bands:
+            satellites = satellites.filter(band__id__in=selected_bands).distinct()
+        
+        # Filter by NORAD ID
+        if norad_min:
+            try:
+                min_val = int(norad_min)
+                satellites = satellites.filter(norad__gte=min_val)
+            except ValueError:
+                pass
+        
+        if norad_max:
+            try:
+                max_val = int(norad_max)
+                satellites = satellites.filter(norad__lte=max_val)
+            except ValueError:
+                pass
+        
+        # Filter by undersat point
+        if undersat_point_min:
+            try:
+                min_val = float(undersat_point_min)
+                satellites = satellites.filter(undersat_point__gte=min_val)
+            except ValueError:
+                pass
+        
+        if undersat_point_max:
+            try:
+                max_val = float(undersat_point_max)
+                satellites = satellites.filter(undersat_point__lte=max_val)
+            except ValueError:
+                pass
+        
+        # Filter by launch date range
+        if launch_date_from:
+            try:
+                date_from_obj = datetime.strptime(launch_date_from, "%Y-%m-%d").date()
+                satellites = satellites.filter(launch_date__gte=date_from_obj)
+            except (ValueError, TypeError):
+                pass
+        
+        if launch_date_to:
+            try:
+                from datetime import timedelta
+                date_to_obj = datetime.strptime(launch_date_to, "%Y-%m-%d").date()
+                # Add one day to include entire end date
+                date_to_obj = date_to_obj + timedelta(days=1)
+                satellites = satellites.filter(launch_date__lt=date_to_obj)
+            except (ValueError, TypeError):
+                pass
+        
+        # Filter by creation date range
+        if date_from:
+            try:
+                date_from_obj = datetime.strptime(date_from, "%Y-%m-%d")
+                satellites = satellites.filter(created_at__gte=date_from_obj)
+            except (ValueError, TypeError):
+                pass
+        
+        if date_to:
+            try:
+                from datetime import timedelta
+                date_to_obj = datetime.strptime(date_to, "%Y-%m-%d")
+                # Add one day to include entire end date
+                date_to_obj = date_to_obj + timedelta(days=1)
+                satellites = satellites.filter(created_at__lt=date_to_obj)
+            except (ValueError, TypeError):
+                pass
+        
+        # Search by name
+        if search_query:
+            satellites = satellites.filter(
+                Q(name__icontains=search_query) |
+                Q(comment__icontains=search_query)
+            )
+        
+        # Apply sorting
+        valid_sort_fields = {
+            "id": "id",
+            "-id": "-id",
+            "name": "name",
+            "-name": "-name",
+            "norad": "norad",
+            "-norad": "-norad",
+            "undersat_point": "undersat_point",
+            "-undersat_point": "-undersat_point",
+            "launch_date": "launch_date",
+            "-launch_date": "-launch_date",
+            "created_at": "created_at",
+            "-created_at": "-created_at",
+            "updated_at": "updated_at",
+            "-updated_at": "-updated_at",
+            "transponder_count": "transponder_count",
+            "-transponder_count": "-transponder_count",
+        }
+        
+        if sort_param in valid_sort_fields:
+            satellites = satellites.order_by(valid_sort_fields[sort_param])
+        
+        # Create paginator
+        paginator = Paginator(satellites, items_per_page)
+        page_obj = paginator.get_page(page_number)
+        
+        # Prepare data for display
+        processed_satellites = []
+        for satellite in page_obj:
+            # Get band names
+            band_names = [band.name for band in satellite.band.all()]
+            
+            processed_satellites.append({
+                'id': satellite.id,
+                'name': satellite.name or "-",
+                'norad': satellite.norad if satellite.norad else "-",
+                'bands': ", ".join(band_names) if band_names else "-",
+                'undersat_point': f"{satellite.undersat_point:.2f}" if satellite.undersat_point is not None else "-",
+                'launch_date': satellite.launch_date.strftime("%d.%m.%Y") if satellite.launch_date else "-",
+                'url': satellite.url or "-",
+                'comment': satellite.comment or "-",
+                'transponder_count': satellite.transponder_count,
+                'created_at': satellite.created_at,
+                'updated_at': satellite.updated_at,
+                'created_by': satellite.created_by if satellite.created_by else "-",
+                'updated_by': satellite.updated_by if satellite.updated_by else "-",
+            })
+        
+        # Prepare context for template
+        context = {
+            'page_obj': page_obj,
+            'processed_satellites': processed_satellites,
+            'items_per_page': items_per_page,
+            'available_items_per_page': [50, 100, 500, 1000],
+            'sort': sort_param,
+            'search_query': search_query,
+            'bands': bands,
+            'selected_bands': [
+                int(x) if isinstance(x, str) else x for x in selected_bands 
+                if (isinstance(x, int) or (isinstance(x, str) and x.isdigit()))
+            ],
+            'norad_min': norad_min,
+            'norad_max': norad_max,
+            'undersat_point_min': undersat_point_min,
+            'undersat_point_max': undersat_point_max,
+            'launch_date_from': launch_date_from,
+            'launch_date_to': launch_date_to,
+            'date_from': date_from,
+            'date_to': date_to,
+            'full_width_page': True,
+        }
+        
+        return render(request, "mainapp/satellite_list.html", context)
+
+
+class SatelliteCreateView(RoleRequiredMixin, FormMessageMixin, CreateView):
+    """View for creating a new satellite."""
+    
+    model = Satellite
+    form_class = SatelliteForm
+    template_name = "mainapp/satellite_form.html"
+    success_url = reverse_lazy("mainapp:satellite_list")
+    success_message = "Спутник успешно создан!"
+    required_roles = ["admin", "moderator"]
+    
+    def get_context_data(self, **kwargs):
+        context = super().get_context_data(**kwargs)
+        context['action'] = 'create'
+        context['title'] = 'Создание спутника'
+        return context
+    
+    def form_valid(self, form):
+        form.instance.created_by = self.request.user.customuser
+        form.instance.updated_by = self.request.user.customuser
+        return super().form_valid(form)
+
+
+class SatelliteUpdateView(RoleRequiredMixin, FormMessageMixin, UpdateView):
+    """View for updating an existing satellite."""
+    
+    model = Satellite
+    form_class = SatelliteForm
+    template_name = "mainapp/satellite_form.html"
+    success_url = reverse_lazy("mainapp:satellite_list")
+    success_message = "Спутник успешно обновлен!"
+    required_roles = ["admin", "moderator"]
+    
+    def get_context_data(self, **kwargs):
+        import json
+        context = super().get_context_data(**kwargs)
+        context['action'] = 'update'
+        context['title'] = f'Редактирование спутника: {self.object.name}'
+        
+        # Get transponders for this satellite for frequency plan
+        from mapsapp.models import Transponders
+        transponders = Transponders.objects.filter(
+            sat_id=self.object
+        ).select_related('polarization').order_by('downlink')
+        
+        # Prepare transponder data for frequency plan visualization
+        transponder_data = []
+        for t in transponders:
+            if t.downlink and t.frequency_range:
+                transponder_data.append({
+                    'id': t.id,
+                    'name': t.name or f"TP-{t.id}",
+                    'downlink': float(t.downlink),
+                    'frequency_range': float(t.frequency_range),
+                    'polarization': t.polarization.name if t.polarization else '-',
+                    'zone_name': t.zone_name or '-',
+                })
+        
+        context['transponders'] = json.dumps(transponder_data)
+        context['transponder_count'] = len(transponder_data)
+        
+        return context
+    
+    def form_valid(self, form):
+        form.instance.updated_by = self.request.user.customuser
+        return super().form_valid(form)
+
+
+class DeleteSelectedSatellitesView(RoleRequiredMixin, View):
+    """View for deleting multiple selected satellites with confirmation."""
+    
+    required_roles = ["admin", "moderator"]
+    
+    def get(self, request):
+        """Show confirmation page with details about satellites to be deleted."""
+        ids = request.GET.get("ids", "")
+        if not ids:
+            messages.error(request, "Не выбраны спутники для удаления")
+            return redirect('mainapp:satellite_list')
+        
+        try:
+            id_list = [int(x) for x in ids.split(",") if x.isdigit()]
+            satellites = Satellite.objects.filter(id__in=id_list).prefetch_related(
+                'band'
+            ).annotate(
+                transponder_count=Count('tran_satellite', distinct=True)
+            )
+            
+            # Prepare detailed information about satellites
+            satellites_info = []
+            total_transponders = 0
+            
+            for satellite in satellites:
+                transponder_count = satellite.transponder_count
+                total_transponders += transponder_count
+                
+                satellites_info.append({
+                    'id': satellite.id,
+                    'name': satellite.name or "-",
+                    'norad': satellite.norad if satellite.norad else "-",
+                    'transponder_count': transponder_count,
+                })
+            
+            context = {
+                'satellites_info': satellites_info,
+                'total_satellites': len(satellites_info),
+                'total_transponders': total_transponders,
+                'ids': ids,
+            }
+            
+            return render(request, 'mainapp/satellite_bulk_delete_confirm.html', context)
+            
+        except Exception as e:
+            messages.error(request, f'Ошибка при подготовке удаления: {str(e)}')
+            return redirect('mainapp:satellite_list')
+    
+    def post(self, request):
+        """Actually delete the selected satellites."""
+        ids = request.POST.get("ids", "")
+        if not ids:
+            return JsonResponse({"error": "Нет ID для удаления"}, status=400)
+        
+        try:
+            id_list = [int(x) for x in ids.split(",") if x.isdigit()]
+            
+            # Get count before deletion
+            satellites = Satellite.objects.filter(id__in=id_list)
+            deleted_count = satellites.count()
+            
+            # Delete satellites (cascade will handle related objects)
+            satellites.delete()
+            
+            messages.success(
+                request, 
+                f'Успешно удалено спутников: {deleted_count}'
+            )
+            
+            return JsonResponse({
+                "success": True,
+                "message": f"Успешно удалено спутников: {deleted_count}",
+                "deleted_count": deleted_count,
+            })
+            
+        except Exception as e:
+            return JsonResponse({"error": f"Ошибка при удалении: {str(e)}"}, status=500)