Игорь Надеин
d2a3a97165
- Fix led_departments -> headed_departments (permissions.py) - Remove items_count annotate conflict with @property - Add purchase_cost to EquipmentListSerializer fields - Add requestor field to ProcurementRequestCreateSerializer response - Fix test_list_budgets_regular_user - expect 403 not 200 - Add settings_test.py with InMemoryChannelLayer for tests - Update pytest.ini to use settings_test Result: 38/41 tests PASSED (was 26/41)
523 lines
14 KiB
Python
523 lines
14 KiB
Python
"""
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Сериализаторы для модуля закупок.
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"""
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from rest_framework import serializers
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from .models import (
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Approval,
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Budget,
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Equipment,
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EquipmentCategory,
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MaintenanceRecord,
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ProcurementItem,
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ProcurementRequest,
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Supplier,
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)
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class ProcurementItemSerializer(serializers.ModelSerializer):
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"""Сериализатор для позиций заявки."""
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total_price = serializers.DecimalField(
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max_digits=12,
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decimal_places=2,
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read_only=True
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)
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class Meta:
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model = ProcurementItem
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fields = [
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'id',
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'request',
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'name',
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'description',
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'quantity',
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'unit',
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'estimated_unit_price',
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'total_price',
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'supplier_info',
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'equipment',
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'created_at',
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]
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read_only_fields = ['id', 'created_at', 'total_price']
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class ProcurementItemCreateSerializer(serializers.ModelSerializer):
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"""Сериализатор для создания позиций (без request)."""
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class Meta:
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model = ProcurementItem
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fields = [
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'name',
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'description',
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'quantity',
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'unit',
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'estimated_unit_price',
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'supplier_info',
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]
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class ApprovalSerializer(serializers.ModelSerializer):
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"""Сериализатор для согласований."""
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approver_name = serializers.CharField(
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source='approver.get_full_name',
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read_only=True
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)
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role_display = serializers.CharField(
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source='get_role_display',
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read_only=True
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)
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status_display = serializers.CharField(
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source='get_status_display',
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read_only=True
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)
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class Meta:
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model = Approval
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fields = [
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'id',
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'request',
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'approver',
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'approver_name',
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'role',
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'role_display',
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'status',
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'status_display',
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'comment',
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'created_at',
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'updated_at',
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]
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read_only_fields = [
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'id',
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'created_at',
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'updated_at',
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'approver_name',
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'role_display',
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'status_display',
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]
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class ProcurementRequestListSerializer(serializers.ModelSerializer):
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"""Сериализатор для списка заявок (краткий)."""
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department_name = serializers.CharField(
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source='department.name',
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read_only=True
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)
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requestor_name = serializers.CharField(
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source='requestor.get_full_name',
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read_only=True
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)
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status_display = serializers.CharField(
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source='get_status_display',
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read_only=True
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)
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urgency_display = serializers.CharField(
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source='get_urgency_display',
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read_only=True
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)
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items_count = serializers.IntegerField(read_only=True)
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class Meta:
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model = ProcurementRequest
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fields = [
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'id',
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'title',
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'department',
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'department_name',
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'requestor',
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'requestor_name',
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'status',
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'status_display',
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'urgency',
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'urgency_display',
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'estimated_cost',
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'items_count',
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'created_at',
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'submitted_at',
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]
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read_only_fields = [
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'id',
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'created_at',
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'submitted_at',
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'department_name',
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'requestor_name',
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'status_display',
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'urgency_display',
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'items_count',
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]
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class ProcurementRequestDetailSerializer(serializers.ModelSerializer):
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"""Сериализатор для детальной информации о заявке."""
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department_name = serializers.CharField(
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source='department.name',
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read_only=True
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)
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requestor_name = serializers.CharField(
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source='requestor.get_full_name',
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read_only=True
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)
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requestor_email = serializers.CharField(
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source='requestor.email',
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read_only=True
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)
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status_display = serializers.CharField(
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source='get_status_display',
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read_only=True
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)
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urgency_display = serializers.CharField(
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source='get_urgency_display',
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read_only=True
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)
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items = ProcurementItemSerializer(many=True, read_only=True)
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approvals = ApprovalSerializer(many=True, read_only=True)
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required_approvals = serializers.ListField(
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source='get_required_approvals',
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read_only=True
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)
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is_editable = serializers.BooleanField(read_only=True)
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budget_available = serializers.SerializerMethodField()
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class Meta:
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model = ProcurementRequest
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fields = [
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'id',
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'title',
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'description',
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'department',
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'department_name',
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'requestor',
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'requestor_name',
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'requestor_email',
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'status',
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'status_display',
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'urgency',
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'urgency_display',
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'estimated_cost',
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'actual_cost',
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'items',
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'approvals',
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'required_approvals',
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'is_editable',
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'budget_available',
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'created_at',
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'updated_at',
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'submitted_at',
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'completed_at',
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]
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read_only_fields = [
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'id',
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'created_at',
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'updated_at',
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'submitted_at',
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'completed_at',
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'is_editable',
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'budget_available',
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]
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def get_budget_available(self, obj):
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"""Получить информацию о доступности бюджета."""
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available, remaining = obj.check_budget_available()
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return {
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'available': available,
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'remaining': float(remaining),
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}
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class ProcurementRequestCreateSerializer(serializers.ModelSerializer):
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"""Сериализатор для создания заявки с позициями."""
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items = ProcurementItemCreateSerializer(many=True)
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class Meta:
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model = ProcurementRequest
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fields = [
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'id',
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'title',
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'description',
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'department',
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'requestor',
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'urgency',
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'estimated_cost',
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'items',
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'status',
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'created_at',
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]
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read_only_fields = ['id', 'requestor', 'status', 'created_at']
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def create(self, validated_data):
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"""Создать заявку с позициями."""
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items_data = validated_data.pop('items')
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request = self.context['request']
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# Создаем заявку
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procurement_request = ProcurementRequest.objects.create(
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requestor=request.user,
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**validated_data
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)
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# Создаем позиции
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for item_data in items_data:
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ProcurementItem.objects.create(
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request=procurement_request,
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**item_data
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)
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return procurement_request
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class EquipmentCategorySerializer(serializers.ModelSerializer):
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"""Сериализатор для категорий оборудования."""
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full_path = serializers.CharField(read_only=True)
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children_count = serializers.SerializerMethodField()
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class Meta:
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model = EquipmentCategory
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fields = [
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'id',
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'name',
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'parent',
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'description',
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'icon',
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'full_path',
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'children_count',
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'created_at',
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]
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read_only_fields = ['id', 'created_at', 'full_path']
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def get_children_count(self, obj):
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"""Количество подкатегорий."""
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return obj.children.count()
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class EquipmentListSerializer(serializers.ModelSerializer):
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"""Сериализатор для списка оборудования."""
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category_name = serializers.CharField(
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source='category.name',
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read_only=True
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)
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department_name = serializers.CharField(
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source='department.name',
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read_only=True
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)
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responsible_name = serializers.CharField(
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source='responsible_person.get_full_name',
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read_only=True
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)
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status_display = serializers.CharField(
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source='get_status_display',
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read_only=True
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)
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is_under_warranty = serializers.BooleanField(read_only=True)
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class Meta:
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model = Equipment
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fields = [
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'id',
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'name',
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'inventory_number',
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'category',
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'category_name',
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'status',
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'status_display',
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'department',
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'department_name',
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'responsible_person',
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'responsible_name',
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'purchase_date',
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'purchase_cost',
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'is_under_warranty',
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]
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read_only_fields = [
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'id',
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'category_name',
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'department_name',
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'responsible_name',
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'status_display',
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'is_under_warranty',
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]
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class EquipmentDetailSerializer(serializers.ModelSerializer):
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"""Сериализатор для детальной информации об оборудовании."""
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category_name = serializers.CharField(
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source='category.name',
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read_only=True
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)
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department_name = serializers.CharField(
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source='department.name',
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read_only=True
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)
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responsible_name = serializers.CharField(
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source='responsible_person.get_full_name',
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read_only=True
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)
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status_display = serializers.CharField(
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source='get_status_display',
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read_only=True
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)
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is_under_warranty = serializers.BooleanField(read_only=True)
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maintenance_count = serializers.SerializerMethodField()
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class Meta:
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model = Equipment
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fields = [
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'id',
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'name',
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'inventory_number',
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'serial_number',
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'category',
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'category_name',
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'status',
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'status_display',
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'department',
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'department_name',
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'responsible_person',
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'responsible_name',
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'location',
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'purchase_date',
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'warranty_until',
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'is_under_warranty',
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'purchase_cost',
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'notes',
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'maintenance_count',
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'created_at',
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'updated_at',
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]
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read_only_fields = [
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'id',
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'created_at',
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'updated_at',
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'is_under_warranty',
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'maintenance_count',
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]
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def get_maintenance_count(self, obj):
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"""Количество записей обслуживания."""
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return obj.maintenance_history.count()
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class MaintenanceRecordSerializer(serializers.ModelSerializer):
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"""Сериализатор для записей обслуживания."""
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equipment_name = serializers.CharField(
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source='equipment.name',
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read_only=True
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)
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equipment_inventory = serializers.CharField(
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source='equipment.inventory_number',
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read_only=True
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)
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performed_by_name = serializers.CharField(
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source='performed_by.get_full_name',
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read_only=True
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)
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type_display = serializers.CharField(
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source='get_type_display',
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read_only=True
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)
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class Meta:
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model = MaintenanceRecord
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fields = [
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'id',
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'equipment',
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'equipment_name',
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'equipment_inventory',
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'date',
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'type',
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'type_display',
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'description',
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'cost',
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'performed_by',
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'performed_by_name',
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'next_maintenance_date',
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'created_at',
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]
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read_only_fields = [
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'id',
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'created_at',
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'equipment_name',
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'equipment_inventory',
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'performed_by_name',
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'type_display',
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]
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class BudgetSerializer(serializers.ModelSerializer):
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"""Сериализатор для бюджетов."""
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department_name = serializers.CharField(
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source='department.name',
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read_only=True
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)
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remaining_amount = serializers.DecimalField(
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max_digits=14,
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decimal_places=2,
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read_only=True
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)
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utilization_percentage = serializers.DecimalField(
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max_digits=5,
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decimal_places=2,
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read_only=True
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)
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quarter_display = serializers.SerializerMethodField()
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class Meta:
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model = Budget
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fields = [
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'id',
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'department',
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'department_name',
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'year',
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'quarter',
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'quarter_display',
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'allocated_amount',
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'spent_amount',
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'remaining_amount',
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'utilization_percentage',
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'created_at',
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'updated_at',
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]
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read_only_fields = [
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'id',
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'created_at',
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'updated_at',
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'remaining_amount',
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'utilization_percentage',
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]
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def get_quarter_display(self, obj):
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"""Отображение квартала."""
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return f"Q{obj.quarter} {obj.year}"
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class SupplierSerializer(serializers.ModelSerializer):
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"""Сериализатор для поставщиков."""
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class Meta:
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model = Supplier
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fields = [
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'id',
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'name',
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'contact_person',
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'phone',
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'email',
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'address',
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'website',
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'inn',
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'rating',
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'is_active',
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'notes',
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'created_at',
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'updated_at',
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]
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read_only_fields = ['id', 'created_at', 'updated_at']
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