from django.core.cache import cache
from django.utils import translation
from django.utils.translation import gettext_noop, gettext_lazy as _
from rest_framework import serializers

from common.utils import i18n_fmt
from .auth import (
    LDAPSettingSerializer, OIDCSettingSerializer, KeycloakSettingSerializer,
    CASSettingSerializer, RadiusSettingSerializer, FeiShuSettingSerializer,
    LarkSettingSerializer, WeComSettingSerializer, DingTalkSettingSerializer,
    AlibabaSMSSettingSerializer, TencentSMSSettingSerializer, CMPP2SMSSettingSerializer,
    AuthSettingSerializer, SAML2SettingSerializer, OAuth2SettingSerializer, PasskeySettingSerializer,
    CustomSMSSettingSerializer,
)
from .basic import BasicSettingSerializer
from .cleaning import CleaningSerializer
from .feature import (
    AnnouncementSettingSerializer, OpsSettingSerializer, VaultSettingSerializer,
    TicketSettingSerializer, ChatAISettingSerializer, VirtualAppSerializer
)
from .msg import EmailSettingSerializer, EmailContentSettingSerializer
from .other import OtherSettingSerializer
from .security import SecuritySettingSerializer
from .terminal import TerminalSettingSerializer

__all__ = [
    'BaseSerializerWithFieldLabel',
    'SettingsSerializer',
]


class BaseSerializerWithFieldLabel:
    CACHE_KEY: str
    ignore_iter_fields = True

    def __init__(self, **kwargs):
        super().__init__(**kwargs)
        self.fields_label_mapping = None

    def extract_fields(self, serializer):
        fields = {}
        for field_name, field in serializer.get_fields().items():
            if isinstance(field, serializers.Serializer):
                fields.update(self.extract_fields(field))
            else:
                fields.update({field_name: field})
        return fields

    def get_field_label(self, field_name):
        self.fields_label_mapping = cache.get(self.CACHE_KEY, None)
        if self.fields_label_mapping is None:
            self.fields_label_mapping = {}
            with translation.override('en'):
                cls = self.__class__
                base_name = getattr(cls, 'PREFIX_TITLE', cls.__name__)

                for subclass in cls.__bases__:
                    ignore_iter_fields = getattr(subclass, 'ignore_iter_fields', False)
                    if ignore_iter_fields:
                        continue

                    prefix = getattr(subclass, 'PREFIX_TITLE', base_name)
                    fields = self.extract_fields(subclass())
                    for name, item in fields.items():
                        label = getattr(item, 'label', '')
                        detail = i18n_fmt(gettext_noop('[%s] %s'), prefix, label)
                        self.fields_label_mapping[name] = detail
            cache.set(self.CACHE_KEY, self.fields_label_mapping, 3600 * 24)
        return self.fields_label_mapping.get(field_name, field_name)


class SettingsSerializer(
    BaseSerializerWithFieldLabel,
    BasicSettingSerializer,
    LDAPSettingSerializer,
    AuthSettingSerializer,
    TerminalSettingSerializer,
    SecuritySettingSerializer,
    WeComSettingSerializer,
    DingTalkSettingSerializer,
    FeiShuSettingSerializer,
    LarkSettingSerializer,
    EmailSettingSerializer,
    EmailContentSettingSerializer,
    OtherSettingSerializer,
    OIDCSettingSerializer,
    SAML2SettingSerializer,
    OAuth2SettingSerializer,
    KeycloakSettingSerializer,
    CASSettingSerializer,
    RadiusSettingSerializer,
    CleaningSerializer,
    AlibabaSMSSettingSerializer,
    TencentSMSSettingSerializer,
    CMPP2SMSSettingSerializer,
    CustomSMSSettingSerializer,
    PasskeySettingSerializer,
    ChatAISettingSerializer,
    AnnouncementSettingSerializer,
    OpsSettingSerializer,
    VaultSettingSerializer,
    TicketSettingSerializer,
    VirtualAppSerializer,
):
    PREFIX_TITLE = _('Setting')
    CACHE_KEY = 'SETTING_FIELDS_MAPPING'