import datetime, pytz

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

# from app.models.event_badge_models import Event_Badge_Base
from app.models.event_person_models import Event_Person_Base


# ### BEGIN ### API Event Exhibit Tracking Models ### Event_Exhibit_Base() ###
class Event_Exhibit_Tracking_Base(BaseModel):
    log.setLevel(logging.WARNING) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL
    log.debug(locals())

    # --- Standardized Vision IDs (Strings for API, Integers for DB) ---
    id: Optional[Union[int, str]] = Field(**base_fields['event_exhibit_tracking_id_random'])
    event_exhibit_tracking_id: Optional[Union[int, str]] = Field(**base_fields['event_exhibit_tracking_id_random'])
    account_id: Optional[Union[int, str]] = Field(**base_fields['account_id_random'])
    event_id: Optional[Union[int, str]] = Field(**base_fields['event_id_random'])
    event_exhibit_id: Optional[Union[int, str]] = Field(**base_fields['event_exhibit_id_random'])
    event_person_id: Optional[Union[int, str]] = Field(**base_fields['event_person_id_random'])
    event_badge_id: Optional[Union[int, str]] = Field(**base_fields['event_badge_id_random'])

    # --- Standardized Legacy / Internal IDs (Excluded) ---
    id_random: Optional[str] = Field(None, alias='event_exhibit_tracking_id_random', exclude=True)
    account_id_random: Optional[str] = Field(None, exclude=True)
    event_id_random: Optional[str] = Field(None, exclude=True)
    event_exhibit_id_random: Optional[str] = Field(None, exclude=True)
    event_person_id_random: Optional[str] = Field(None, exclude=True)
    event_badge_id_random: Optional[str] = Field(None, exclude=True)

    @root_validator(pre=True)
    def map_v3_ids(cls, values):
        """
        Vision Transformer:
        Map DB keys to clean API keys and strip internal integers during READ operations.
        Falls back to Redis/DB lookups if random string IDs are missing from the view.
        """
        from app.db_sql import get_id_random

        # 1. Map Primary Object ID
        rid = values.get('id_random') or values.get('event_exhibit_tracking_id_random')
        if rid and isinstance(rid, str):
            values['id'] = rid
            values['event_exhibit_tracking_id'] = rid
        elif values.get('id') and isinstance(values.get('id'), int):
            # Fallback for primary ID
            resolved_rid = get_id_random(values['id'], 'event_exhibit_tracking')
            if resolved_rid:
                values['id'] = resolved_rid
                values['event_exhibit_tracking_id'] = resolved_rid
                values['id_random'] = resolved_rid

        # 2. Map & Resolve Relational IDs
        id_map = [
            ('account_id', 'account'),
            ('event_id', 'event'),
            ('event_exhibit_id', 'event_exhibit'),
            ('event_person_id', 'event_person'),
            ('event_badge_id', 'event_badge'),
        ]

        for field, table in id_map:
            r_val = values.get(f'{field}_random')
            if r_val and isinstance(r_val, str):
                values[field] = r_val
            elif values.get(field) and isinstance(values[field], int):
                # Fallback: Resolve from Redis/DB if missing from view result
                resolved_rid = get_id_random(values[field], table)
                if resolved_rid:
                    values[field] = resolved_rid
                    values[f'{field}_random'] = resolved_rid

        # 3. Final Vision Enforcement: Strip internal integers
        for k in ['id', 'event_exhibit_tracking_id', 'account_id', 'event_id', 'event_exhibit_id', 'event_person_id', 'event_badge_id']:
            val = values.get(k)
            if val is not None and not isinstance(val, str):
                values[k] = None
                
        return values

    external_person_id: Optional[str] # This is probably an email address

    exhibitor_notes: Optional[str]
    responses_json: Optional[Json] # NOTE: Responses to custom questions
    # Example:
    # {"5_years": {"response": "I see myself in 5 years doing something."}, "colors": {"response": "green"}}
    # {"example_text": {"response": "This is an example of an text answer."}, "example_option_list": {"response": "no"}, "the_code": {"response": "yes"}, "question_everything": {"response": "tomorrow"}, "pre_assesment": {"response": "yes"}}

    data_json: Optional[Json] # NOTE: Additional data

    enable: Optional[bool]
    hide: Optional[bool]
    priority: Optional[bool] = False
    sort: Optional[Union[None, int]] = None
    group: 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.
    event_badge_pronouns: Optional[str] = Field(
        alias = 'person_pronouns'
    ) # Preferred pronouns
    event_badge_pronouns_override: Optional[str] = Field(
        alias = 'person_pronouns_override'
    ) # Override pronouns

    event_badge_informal_name: Optional[str] = Field(
        alias = 'person_informal_name'
    )

    event_badge_title_names: Optional[str] = Field(
        # alias = 'person_title_names'
    )
    event_badge_given_name: Optional[str] = Field(
        # alias = 'person_given_name'
    )
    event_badge_middle_name: Optional[str] = Field(
        # alias = 'person_middle_name'
    )
    event_badge_family_name: Optional[str] = Field(
        # alias = 'person_family_name'
    )
    event_badge_designations: Optional[str] = Field(
        # alias = 'person_designations'
    )

    event_badge_professional_title: Optional[str] = Field(
        # alias = 'person_pronouns_override'
    )
    event_badge_professional_title_override: Optional[str] = Field(
        # alias = 'person_professional_title'
    )

    event_badge_full_name: Optional[str] = Field(
        # alias = 'person_full_name'
    )
    event_badge_full_name_override: Optional[str] = Field(
        # alias = 'person_full_name_override'
    )

    event_badge_affiliations: Optional[str] = Field(
        # alias = 'person_affiliations'
    )
    event_badge_affiliations_override: Optional[str] = Field(
        # alias = 'person_affiliations_override'
    )

    event_badge_email: Optional[str] = Field(
        # alias = 'person_email'
    )
    event_badge_email_override: Optional[str] = Field(
        # alias = 'person_email_override'
    )

    event_badge_phone: Optional[str] = Field(
        # alias = 'person_phone'
    )
    event_badge_phone_override: Optional[str] = Field(
        # alias = 'person_phone_override'
    )

    event_badge_address_line_1: Optional[str]
    event_badge_address_line_2: Optional[str]
    event_badge_address_line_3: Optional[str]

    event_badge_city: Optional[str]

    event_badge_county: Optional[str] # NOTE: This is for a county within a state or province

    event_badge_country_subdivision_code: Optional[str]
    event_badge_state_province: Optional[str]
    event_badge_state_province_abb: Optional[str]

    event_badge_postal_code: Optional[str]

    event_badge_country_alpha_2_code: Optional[str] = Field(
        # alias = 'person_country_alpha_2_code'
    )
    event_badge_country: Optional[str] = Field(
        # alias = 'person_country'
    )

    event_badge_location: Optional[str] = Field(
        # alias = 'person_location'
    )
    event_badge_location_override: Optional[str] = Field(
        # alias = 'person_location_override'
    )

    event_person_informal_name: Optional[str]
    event_person_given_name: Optional[str]
    event_person_family_name: Optional[str]
    event_person_full_name: Optional[str]
    event_person_full_name_override: Optional[str]
    event_person_affiliations: Optional[str]
    event_person_email: Optional[str]

    event_exhibit_name: Optional[str]

    allow_tracking: Optional[bool]
    # event_exhibit_allow_tracking: Optional[bool] # This seems unnecessarily specific

    # Including other related objects
    # event_badge: Optional[Union[Event_Badge_Base, None]]
    event_person: Optional[Union[Event_Person_Base, None]]

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

    # Fields that are part of the model (for reading) but should not be saved to the DB table
    fields_to_exclude_from_db: ClassVar[list] = [
        'account_id',
        'event_badge_pronouns', 'event_badge_pronouns_override', 'event_badge_informal_name',
        'event_badge_title_names', 'event_badge_given_name', 'event_badge_middle_name',
        'event_badge_family_name', 'event_badge_designations',
        'event_badge_professional_title', 'event_badge_professional_title_override',
        'event_badge_full_name', 'event_badge_full_name_override',
        'event_badge_affiliations', 'event_badge_affiliations_override',
        'event_badge_email', 'event_badge_email_override',
        'event_badge_phone', 'event_badge_phone_override',
        'event_badge_address_line_1', 'event_badge_address_line_2', 'event_badge_address_line_3',
        'event_badge_city', 'event_badge_county', 'event_badge_country_subdivision_code',
        'event_badge_state_province', 'event_badge_state_province_abb', 'event_badge_postal_code',
        'event_badge_country_alpha_2_code', 'event_badge_country',
        'event_badge_location', 'event_badge_location_override',
        'event_person_informal_name', 'event_person_given_name', 'event_person_family_name',
        'event_person_full_name', 'event_person_full_name_override',
        'event_person_affiliations', 'event_person_email', 'event_exhibit_name',
        'event_person'
    ]

    class Config:
        underscore_attrs_are_private = True
        allow_population_by_field_name = True
        fields = base_fields
# ### END ### API Event Exhibit Tracking Models ### Event_Exhibit_Base() ###