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 log, logging, secure_hash_string

from app.models.common_field_schema import base_fields, default_num_bytes
from app.models.person_models import Person_Base
from app.models.user_models import User_Base


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

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

    person_id_random: Optional[str]
    person_id: Optional[int]

    user_id_random: Optional[str]
    user_id: Optional[int]

    type_id_random: Optional[str]
    type_id: Optional[int]

    topic_id_random: Optional[str]
    topic_id: Optional[int]

    type: Optional[str]

    title: Optional[str]
    content: Optional[str]

    anonymous: Optional[bool]
    full_name: Optional[str]
    email: Optional[str]
    timezone: Optional[str]

    enable: Optional[bool]
    enable_from: Optional[datetime.datetime] = None
    enable_to: Optional[datetime.datetime] = None

    enable_comments: Optional[bool]
    unauthenticated_access: Optional[bool]
    hide: Optional[bool]
    status: Optional[int]
    review: Optional[bool]
    approve: Optional[bool]
    ready_on: Optional[datetime.datetime] = None
    ready: Optional[bool]
    archive_on: Optional[datetime.datetime] = None
    archive: Optional[bool]

    priority: Optional[bool]
    sort: Optional[int]
    group: Optional[str]

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

    # Including other related objects
    post_comment_list: Optional[list] = Field(
        alias = 'comment_list'
    ) # Post_Comment_Base()
    person: Optional[Person_Base]
    user: Optional[User_Base]

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

    #@validator('post_id_random', always=True)
    def post_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 post_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='post')
        return None

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

        if values['account_id_random']:
            return redis_lookup_id_random(record_id_random=values['account_id_random'], table_name='account')
        return None

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

        if values.get('person_id_random'):
            return redis_lookup_id_random(record_id_random=values['person_id_random'], table_name='person')
        return None

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

        if values.get('user_id_random'):
            return redis_lookup_id_random(record_id_random=values['user_id_random'], table_name='user')
        return None

    class Config:
        underscore_attrs_are_private = True
        fields = base_fields

Post_Base.update_forward_refs()