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

from .common_field_schema import base_fields, default_num_bytes


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

    id_random: Optional[str] = Field(
        **base_fields['event_session_id_random'],
        alias='event_session_id_random',
        default_factory=lambda:secrets.token_urlsafe(default_num_bytes),
    )
    id: Optional[int] = Field(
        #alias='event_session_id'
    )
    event_id_random: Optional[str]
    event_id: Optional[int]
    event_location_id_random: Optional[str]
    event_location_id: Optional[int]
    event_track_id_random: Optional[str]
    event_track_id: Optional[int]

    session_type_id_random: Optional[str]
    session_type_id: Optional[int]
    session_type_code: Optional[str]


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

    start_datetime: Optional[datetime.datetime]
    end_datetime: Optional[datetime.datetime]

    attend_url: Optional[str]
    attend_url_text: Optional[str]
    attend_url_passcode: Optional[str]
    attend_phone: Optional[str]
    attend_phone_passcode: Optional[str]
    attend_text: Optional[str]

    rehearsal_start_datetime: Optional[datetime.datetime]
    rehearsal_end_datetime: Optional[datetime.datetime]
    rehearsal_url: Optional[str]
    rehearsal_url_passcode: Optional[str]
    rehearsal_phone: Optional[str]
    rehearsal_phone_passcode: Optional[str]
    rehearsal_text: Optional[str]

    image_path: Optional[str]
    presentation_file_path: Optional[str]
    presentation_file_size: Optional[str]

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

    hide: Optional[bool]
    public: Optional[bool]
    public_hide: Optional[bool]
    hide_event_launcher: 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

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

    #@validator('event_session_id_random', always=True)
    def event_session_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 event_session_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='event_session')
        return None

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

        if values['event_id_random']:
            return redis_lookup_id_random(record_id_random=values['event_id_random'], table_name='event')
        return None

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

        if values['event_location_id_random']:
            return redis_lookup_id_random(record_id_random=values['event_location_id_random'], table_name='event_location')
        return None

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

        if values['event_track_id_random']:
            return redis_lookup_id_random(record_id_random=values['event_track_id_random'], table_name='event_track')
        return None

    class Config:
        underscore_attrs_are_private = True
        fields = base_fields

#Event_Session_Base.update_forward_refs()