import datetime, pytz

from typing import Dict, List, Optional, Set, Union
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_exhibit_tracking_models import Event_Exhibit_Tracking_Base


# ### BEGIN ### API Event Exhibit Models ### Event_Exhibit_Base() ###
class Event_Exhibit_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(None, **base_fields['event_exhibit_id_random'])
    event_exhibit_id: Optional[Union[int, str]] = Field(None, **base_fields['event_exhibit_id_random'])
    account_id: Optional[Union[int, str]] = Field(None, **base_fields['account_id_random'])
    event_id: Optional[Union[int, str]] = Field(None, **base_fields['event_id_random'])
    organization_id: Optional[Union[int, str]] = Field(None, **base_fields['organization_id_random'])
    contact_id: Optional[Union[int, str]] = Field(None, **base_fields['contact_id_random'])
    person_id: Optional[Union[int, str]] = Field(None, **base_fields['person_id_random'])
    status_id: Optional[Union[int, str]] = Field(None, **base_fields['status_id_random'])

    # --- Standardized Legacy / Internal IDs (Excluded) ---
    id_random: Optional[str] = Field(None, alias='event_exhibit_id_random', exclude=True)
    account_id_random: Optional[str] = Field(None, exclude=True)
    event_id_random: Optional[str] = Field(None, exclude=True)
    organization_id_random: Optional[str] = Field(None, exclude=True)
    contact_id_random: Optional[str] = Field(None, exclude=True)
    person_id_random: Optional[str] = Field(None, exclude=True)
    status_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.
        """
        # 1. Map Random Strings to Clean Names
        rid = values.get('id_random') or values.get('event_exhibit_id_random')
        if rid and isinstance(rid, str):
            values['id'] = rid
            values['event_exhibit_id'] = rid
            
        if a_rid := values.get('account_id_random'): values['account_id'] = a_rid
        if e_rid := values.get('event_id_random'): values['event_id'] = e_rid
        if o_rid := values.get('organization_id_random'): values['organization_id'] = o_rid
        if c_rid := values.get('contact_id_random'): values['contact_id'] = c_rid
        if p_rid := values.get('person_id_random'): values['person_id'] = p_rid
        if s_rid := values.get('status_id_random'): values['status_id'] = s_rid
            
        # 2. Prevent leakage of integers during API responses (Vision Standard)
        for k in ['id', 'event_exhibit_id', 'account_id', 'event_id', 'organization_id', 'contact_id', 'person_id', 'status_id']:
            val = values.get(k)
            if val is not None and not isinstance(val, str):
                values[k] = None
                
        return values

    code: Optional[str] # The assigned booth number or ID

    staff_passcode: Optional[str]

    name: Optional[str]
    tagline: Optional[str]
    description: Optional[str]
    logo_path: Optional[str]
    thumbnail_path: Optional[str]
    banner_image_path: Optional[str]
    banner_bg_color: Optional[str]
    background_image_path: Optional[str]
    background_bg_color: Optional[str]

    embed_html: Optional[str]

    staff_limit: Optional[int]
    hosted_file_limit: Optional[int]

    leads_api_access: Optional[bool] # NOTE: API access and use
    # Json type NOTE: All keys and values must be double quoted!
    # {"field_name": "The field value"}
    leads_custom_questions_json: Optional[Json] # NOTE: For now just using string instead of Json Pydantic data type. When getting the dict version for SQL this should be a string.
    leads_device_sm_qty: Optional[int] # NOTE: Cell phone sized devices rented by exhibitor. Should this be a separate linked table (event_device)?
    leads_device_lg_qty: Optional[int] # NOTE: Tablet (8 or 9 inch) sized devices rented by exhibitor. Should this be a separate linked table (event_device)?

    data_json: Optional[Union[Json, None]]
    license_max: Optional[int]
    license_li_json: Optional[Union[Json, None]]
    cfg_json: Optional[Union[Json, None]]

    enable_organization_name_change: Optional[bool]
    enable_name_change: Optional[bool]
    enable_banner_image: Optional[bool]
    enable_background_image: Optional[bool]
    enable_embedded_content: Optional[bool]
    enable_staff_photo: Optional[bool]

    # access_key: Optional[str] # Maybe use in the future?

    enable: Optional[bool]
    # enable_from: Optional[datetime.datetime] = None # Maybe use in the future?
    # enable_to: Optional[datetime.datetime] = None # Maybe use in the future?

    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
    event_exhibit_tracking_list: Optional[list[Event_Exhibit_Tracking_Base]]

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

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