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

from app.models.common_field_schema import base_fields, default_num_bytes


# ### BEGIN ### API Common Core Object Models ### Obj_Base() ###
class Obj_Base(BaseModel):
    log.setLevel(logging.INFO) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL
    log.debug(locals())

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

    code: Optional[str]

    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]

    for_type: Optional[str]
    for_id: Optional[int] # NOTE: id_random should no longer be needed.

    name: Optional[str]
    description: Optional[str]

    alert: Optional[bool]
    alert_msg: Optional[str]

    enable: Optional[bool]

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

    ver: Optional[int]

    staff_notes: Optional[str]

    meta_json: Optional[str]
    other_json: Optional[str]

    notes: Optional[str]

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

    # Including convenience data
    # This is only for convenience. Probably going to keep unless it causes a problem.

    # Including JSON data
    # other_json: Optional[Json]
    # meta_json: Optional[Json]

    # Including other related objects
    example: Optional[Example_Base]

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

    @validator('id', always=True)
    def obj_id_lookup(cls, v, values, **kwargs):
        if isinstance(v, int) and v > 0: return v
        elif id_random := values.get('id_random'):
            return redis_lookup_id_random(record_id_random=id_random, table_name='obj')
        return None

    @validator('account_id', always=True)
    def account_id_lookup(cls, v, values, **kwargs):
        if isinstance(v, int) and v > 0: return v
        elif id_random := values.get('account_id_random'):
            return redis_lookup_id_random(record_id_random=id_random, table_name='account')
        return None

    @validator('person_id', always=True)
    def person_id_lookup(cls, v, values, **kwargs):
        if isinstance(v, int) and v > 0: return v
        elif id_random := values.get('person_id_random'):
            return redis_lookup_id_random(record_id_random=id_random, table_name='person')
        return None

    @validator('user_id', always=True)
    def user_id_lookup(cls, v, values, **kwargs):
        if isinstance(v, int) and v > 0: return v
        elif id_random := values.get('user_id_random'):
            return redis_lookup_id_random(record_id_random=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 Common Core Object Models ### Obj_Base() ###