355 lines
15 KiB
Python
355 lines
15 KiB
Python
from rest_framework import serializers
|
||
from routes.models import Route, City, Country, Leads
|
||
from django.conf import settings
|
||
from routes.constants.routeChoices import cargo_type_choices, type_transport_choices, owner_type_choices
|
||
from routes.constants.account_types import account_types
|
||
from api.models import UserProfile
|
||
from sitemanagement.models import Pricing
|
||
from django.shortcuts import get_object_or_404
|
||
import pytz
|
||
from django.utils import timezone
|
||
from django.contrib.auth.models import User
|
||
|
||
class CountrySerializer(serializers.ModelSerializer):
|
||
value = serializers.CharField(source='international_name') # для совместимости с селектом на фронте
|
||
label = serializers.SerializerMethodField() # для отображения в селекте
|
||
|
||
class Meta:
|
||
model = Country
|
||
fields = ['id', 'value', 'label', 'flag_img_url']
|
||
|
||
def get_label(self, obj):
|
||
return obj.international_name or obj.official_name
|
||
|
||
class CitySerializer(serializers.ModelSerializer):
|
||
value = serializers.CharField(source='name') # для совместимости с селектом на фронте (используем английское название)
|
||
label = serializers.SerializerMethodField() # для отображения в селекте (используем русское название)
|
||
country_name = serializers.CharField(source='country.international_name')
|
||
|
||
class Meta:
|
||
model = City
|
||
fields = ['id', 'value', 'label', 'country_name']
|
||
|
||
def get_label(self, obj):
|
||
return obj.russian_name or obj.name # используем русское название если есть, иначе английское
|
||
|
||
class RouteSerializer(serializers.ModelSerializer):
|
||
from_city_name = serializers.SerializerMethodField()
|
||
to_city_name = serializers.SerializerMethodField()
|
||
from_country_name = serializers.SerializerMethodField()
|
||
to_country_name = serializers.SerializerMethodField()
|
||
formatted_departure = serializers.SerializerMethodField()
|
||
formatted_arrival = serializers.SerializerMethodField()
|
||
formatted_cargo_type = serializers.SerializerMethodField()
|
||
formatted_transport = serializers.SerializerMethodField()
|
||
|
||
class Meta:
|
||
model = Route
|
||
fields = '__all__'
|
||
|
||
def get_from_city_name(self, obj):
|
||
try:
|
||
city = City.objects.get(id=obj.from_city_id)
|
||
return city.name
|
||
except City.DoesNotExist:
|
||
return None
|
||
|
||
def get_to_city_name(self, obj):
|
||
try:
|
||
city = City.objects.get(id=obj.to_city_id)
|
||
return city.name
|
||
except City.DoesNotExist:
|
||
return None
|
||
|
||
def get_from_country_name(self, obj):
|
||
try:
|
||
city = City.objects.get(id=obj.from_city_id)
|
||
return city.country.international_name or city.country.official_name
|
||
except (City.DoesNotExist, AttributeError):
|
||
return None
|
||
|
||
def get_to_country_name(self, obj):
|
||
try:
|
||
city = City.objects.get(id=obj.to_city_id)
|
||
return city.country.international_name or city.country.official_name
|
||
except (City.DoesNotExist, AttributeError):
|
||
return None
|
||
|
||
def _convert_to_local_time(self, dt):
|
||
if dt is None:
|
||
return None
|
||
# проверяем что у datetime есть временная зона (если нет, считаем UTC)
|
||
if dt.tzinfo is None:
|
||
dt = pytz.UTC.localize(dt)
|
||
# конвертируем в локальную временную зону
|
||
local_tz = pytz.timezone(settings.TIME_ZONE)
|
||
local_dt = dt.astimezone(local_tz)
|
||
return local_dt
|
||
|
||
def get_formatted_departure(self, obj):
|
||
local_dt = self._convert_to_local_time(obj.departure_DT)
|
||
return local_dt.strftime("%d.%m.%Y, %H:%M") if local_dt else None
|
||
|
||
def get_formatted_arrival(self, obj):
|
||
local_dt = self._convert_to_local_time(obj.arrival_DT)
|
||
return local_dt.strftime("%d.%m.%Y, %H:%M") if local_dt else None
|
||
|
||
def get_formatted_cargo_type(self, obj):
|
||
cargo_types = dict(cargo_type_choices)
|
||
return cargo_types.get(obj.cargo_type, obj.cargo_type)
|
||
|
||
def get_formatted_transport(self, obj):
|
||
transport_types = dict(type_transport_choices)
|
||
return transport_types.get(obj.type_transport, obj.type_transport)
|
||
|
||
|
||
class CreateRouteSerializer(serializers.ModelSerializer):
|
||
country_from = serializers.CharField(write_only=True)
|
||
city_from = serializers.CharField(write_only=True)
|
||
country_to = serializers.CharField(write_only=True)
|
||
city_to = serializers.CharField(write_only=True)
|
||
departure = serializers.DateTimeField(source='departure_DT')
|
||
arrival = serializers.DateTimeField(source='arrival_DT')
|
||
transport = serializers.ChoiceField(choices=type_transport_choices, source='type_transport')
|
||
email_notification = serializers.BooleanField(source='receive_msg_by_email')
|
||
phone_number = serializers.CharField(write_only=True)
|
||
owner_type = serializers.ChoiceField(choices=owner_type_choices)
|
||
|
||
class Meta:
|
||
model = Route
|
||
fields = [
|
||
'transport',
|
||
'country_from',
|
||
'city_from',
|
||
'country_to',
|
||
'city_to',
|
||
'cargo_type',
|
||
'departure',
|
||
'arrival',
|
||
'phone_number',
|
||
'comment',
|
||
'email_notification',
|
||
'owner_type',
|
||
]
|
||
|
||
def validate_phone_number(self, value):
|
||
if len(value) < 13: # +375XXXXXXXXX
|
||
raise serializers.ValidationError("Номер телефона слишком короткий")
|
||
if len(value) > 18:
|
||
raise serializers.ValidationError("Номер телефона слишком длинный")
|
||
return value
|
||
|
||
def validate(self, data):
|
||
# проверяем что дата прибытия позже даты отправления
|
||
if data['departure_DT'] >= data['arrival_DT']:
|
||
raise serializers.ValidationError(
|
||
"Дата прибытия должна быть позже даты отправления"
|
||
)
|
||
|
||
# проверяем существование стран
|
||
try:
|
||
country_from = Country.objects.get(international_name=data['country_from'])
|
||
except Country.DoesNotExist:
|
||
raise serializers.ValidationError({
|
||
"country_from": f"Страна '{data['country_from']}' не найдена в базе данных"
|
||
})
|
||
|
||
try:
|
||
country_to = Country.objects.get(international_name=data['country_to'])
|
||
except Country.DoesNotExist:
|
||
raise serializers.ValidationError({
|
||
"country_to": f"Страна '{data['country_to']}' не найдена в базе данных"
|
||
})
|
||
|
||
# проверяем существование городов в указанных странах
|
||
try:
|
||
city_from = City.objects.get(name=data['city_from'], country=country_from)
|
||
except City.DoesNotExist:
|
||
raise serializers.ValidationError({
|
||
"city_from": f"Город '{data['city_from']}' не найден в стране {country_from}"
|
||
})
|
||
|
||
try:
|
||
city_to = City.objects.get(name=data['city_to'], country=country_to)
|
||
except City.DoesNotExist:
|
||
raise serializers.ValidationError({
|
||
"city_to": f"Город '{data['city_to']}' не найден в стране {country_to}"
|
||
})
|
||
|
||
return data
|
||
|
||
def create(self, validated_data):
|
||
try:
|
||
# получаем города и страны
|
||
country_from = Country.objects.get(international_name=validated_data.pop('country_from'))
|
||
country_to = Country.objects.get(international_name=validated_data.pop('country_to'))
|
||
|
||
from_city = City.objects.get(name=validated_data.pop('city_from'), country=country_from)
|
||
to_city = City.objects.get(name=validated_data.pop('city_to'), country=country_to)
|
||
|
||
# обновляем номер телефона в профиле пользователя
|
||
phone_number = validated_data.pop('phone_number') # Удаляем из validated_data
|
||
user_profile = get_object_or_404(UserProfile, user=self.context['request'].user)
|
||
|
||
# проверяем, не используется ли этот номер другим пользователем
|
||
if UserProfile.objects.filter(phone_number=phone_number).exclude(user=self.context['request'].user).exists():
|
||
raise serializers.ValidationError({
|
||
"phone_number": "Этот номер телефона уже используется другим пользователем"
|
||
})
|
||
|
||
user_profile.phone_number = phone_number
|
||
user_profile.save()
|
||
|
||
# создаем маршрут
|
||
route = Route.objects.create(
|
||
from_city=from_city,
|
||
to_city=to_city,
|
||
owner=self.context['request'].user,
|
||
**validated_data
|
||
)
|
||
|
||
return route
|
||
except Exception as e:
|
||
raise
|
||
|
||
class PricingSerializer(serializers.ModelSerializer):
|
||
isPopular = serializers.BooleanField(source='is_popular')
|
||
plan = serializers.CharField()
|
||
features = serializers.SerializerMethodField()
|
||
|
||
class Meta:
|
||
model = Pricing
|
||
fields = ['plan', 'price', 'features', 'isPopular']
|
||
|
||
def get_features(self, obj):
|
||
return list(obj.membershipfeatures_set.values_list('feature', flat=True))
|
||
|
||
def to_representation(self, instance):
|
||
# преобразуем данные перед отправкой на фронтенд
|
||
data = super().to_representation(instance)
|
||
data['plan'] = data['plan'].lower() # приводим к нижнему регистру
|
||
return data
|
||
|
||
|
||
class PlanChangeSerializer(serializers.Serializer):
|
||
account_type = serializers.CharField()
|
||
|
||
def validate_account_type(self, value):
|
||
"""
|
||
Проверяем, что тип тарифа соответствует допустимым значениям
|
||
"""
|
||
valid_types = [t[0] for t in account_types]
|
||
if value not in valid_types:
|
||
raise serializers.ValidationError(
|
||
f"Недопустимый тип тарифа. Допустимые значения: {', '.join(valid_types)}"
|
||
)
|
||
return value
|
||
|
||
def validate(self, data):
|
||
"""
|
||
Проверка возможности перехода с одного тарифа на другой
|
||
"""
|
||
if not self.instance:
|
||
raise serializers.ValidationError("Пользователь не найден")
|
||
|
||
current_type = getattr(self.instance, 'account_type', None)
|
||
if not current_type:
|
||
raise serializers.ValidationError("У пользователя не установлен текущий тариф")
|
||
|
||
new_type = data['account_type']
|
||
|
||
if current_type == new_type:
|
||
raise serializers.ValidationError("Этот тариф уже активен")
|
||
|
||
return data
|
||
|
||
def update(self, instance, validated_data):
|
||
"""
|
||
Обновляем тип тарифа пользователя
|
||
"""
|
||
instance.account_type = validated_data['account_type']
|
||
instance.save()
|
||
return instance
|
||
|
||
class LeadSerializer(serializers.ModelSerializer):
|
||
route = serializers.PrimaryKeyRelatedField(queryset=Route.objects.all())
|
||
moving_user = serializers.PrimaryKeyRelatedField(queryset=User.objects.all())
|
||
moving_price = serializers.DecimalField(max_digits=10, decimal_places=2)
|
||
|
||
class Meta:
|
||
model = Leads
|
||
fields = ['route', 'moving_user', 'moving_price', 'moving_date', 'comment']
|
||
|
||
def validate_moving_date(self, value):
|
||
try:
|
||
if value < timezone.now().date():
|
||
raise serializers.ValidationError("Дата перевозки не может быть в прошлом")
|
||
return value
|
||
except Exception as e:
|
||
raise
|
||
|
||
def validate_moving_price(self, value):
|
||
try:
|
||
if isinstance(value, str):
|
||
value = value.replace(',', '.')
|
||
price = float(value)
|
||
if price <= 0:
|
||
raise serializers.ValidationError("Цена должна быть больше нуля")
|
||
return price
|
||
except (TypeError, ValueError) as e:
|
||
raise serializers.ValidationError("Некорректный формат цены")
|
||
|
||
def validate(self, data):
|
||
try:
|
||
# проверяем что все обязательные поля присутствуют
|
||
required_fields = ['route', 'moving_user', 'moving_price', 'moving_date']
|
||
missing_fields = [field for field in required_fields if field not in data]
|
||
if missing_fields:
|
||
raise serializers.ValidationError(f"Отсутствуют обязательные поля: {', '.join(missing_fields)}")
|
||
|
||
# проверяем что пользователь не пытается откликнуться на свою заявку
|
||
if data['route'].owner.id == data['moving_user'].id:
|
||
raise serializers.ValidationError("Вы не можете откликнуться на собственную заявку")
|
||
return data
|
||
except Exception as e:
|
||
raise
|
||
|
||
def to_internal_value(self, data):
|
||
try:
|
||
return super().to_internal_value(data)
|
||
except Exception as e:
|
||
raise
|
||
|
||
class LeadResponseSerializer(serializers.ModelSerializer):
|
||
route = RouteSerializer(read_only=True)
|
||
moving_price = serializers.DecimalField(max_digits=10, decimal_places=2)
|
||
created_at = serializers.DateTimeField()
|
||
owner_name = serializers.SerializerMethodField()
|
||
owner_email = serializers.SerializerMethodField()
|
||
|
||
class Meta:
|
||
model = Leads
|
||
fields = [
|
||
'id',
|
||
'route',
|
||
'moving_user',
|
||
'moving_price',
|
||
'moving_date',
|
||
'comment',
|
||
'created_at',
|
||
'owner_name',
|
||
'owner_email'
|
||
]
|
||
|
||
def get_owner_name(self, obj):
|
||
owner = obj.route.owner
|
||
return f"{owner.first_name} {owner.last_name}".strip() if owner else None
|
||
|
||
def get_owner_email(self, obj):
|
||
return obj.route.owner.email if obj.route.owner else None
|
||
|
||
def to_representation(self, instance):
|
||
data = super().to_representation(instance)
|
||
if instance.created_at:
|
||
data['created_at'] = instance.created_at.strftime('%Y-%m-%dT%H:%M:%S.%f%z')
|
||
return data |