import datetime, pytz

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


# ### BEGIN ### API Post Comment Models ### Post_Comment_Base() ###
class Post_Comment_Base(BaseModel):
    log.setLevel(logging.WARNING) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL
    log.debug(locals())

    id_random: Optional[str] = Field(
        **base_fields['post_comment_id_random'],
        alias = 'post_comment_id_random',
    )
    id: Optional[int] = Field(
        #alias = 'post_comment_id'
    )

    post_id_random: Optional[str]
    post_id: Optional[int]

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

    external_person_id: Optional[str] # Person ID generated by external system (should be stable and not change)

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

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

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

    enable: Optional[bool]

    hide: 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
    person: Optional[Person_Base]
    user: Optional[User_Base]

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

    #@validator('post_comment_id_random', always=True)
    def post_comment_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_comment_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_comment')
        return None

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

        if values['post_id_random']:
            return redis_lookup_id_random(record_id_random=values['post_id_random'], table_name='post')
        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
        allow_population_by_field_name = True
        fields = base_fields
# ### END ### API Post Comment Models ### Post_Comment_Base() ###