from __future__ import annotations
import datetime, hashlib, logging, os, pytz, redis, secrets

from typing import Dict, List, Optional, Set, Union
from pydantic import BaseModel, EmailStr, Field, Json, PrivateAttr, ValidationError, validator

from app.db_sql import redis_lookup_id_random
from app.lib_general import *

from .common_field_schema import base_fields, default_num_bytes
#from .site_models import Site_Base as Site_Base_2


class Site_Domain_Base(BaseModel):
    log.setLevel(logging.WARNING) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL
    log.debug(locals())

    id_random: Optional[str] = Field(
        **base_fields['site_domain_id_random'],
        alias='site_domain_id_random',
        default_factory=lambda:secrets.token_urlsafe(default_num_bytes),
    )
    id: Optional[int] = Field(
        #alias='site_domain_id'
    )

    site_id_random: Optional[str]
    site_id: Optional[int]

    fqdn: Optional[str]

    # restrict_access: Optional[bool]
    access_key: Optional[str]
    required_referrer: Optional[str]

    valid_for: Optional[int] # number of hours

    created_on: Optional[datetime.datetime] = None
    updated_on: Optional[datetime.datetime] = None

    #site: Optional[Site_Base_2] = Site_Base_2()

    _processed_at: datetime.datetime = PrivateAttr(default_factory=datetime.datetime.now)

    #@validator('site_domain_id_random', always=True)
    def site_domain_id_random_copy(cls, v, values, **kwargs):
        log.setLevel(logging.WARNING)
        log.debug(locals())

        if values['id_random']:
            return values['id_random']
        return None

    @validator('id', always=True)
    def site_domain_id_lookup(cls, v, values, **kwargs):
        log.setLevel(logging.WARNING)
        log.debug(locals())

        if values['id_random']:
            log.debug(values['id_random'])
            return redis_lookup_id_random(record_id_random=values['id_random'], table_name='site_domain')
        return None

    @validator('site_id', always=True)
    def site_id_lookup(cls, v, values, **kwargs):
        log.setLevel(logging.WARNING)
        log.debug(locals())

        if values['site_id_random']:
            return redis_lookup_id_random(record_id_random=values['site_id_random'], table_name='site')
        return None

    class Config:
        underscore_attrs_are_private = True
        fields = base_fields

Site_Domain_Base.update_forward_refs()