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 get_id_random, 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.account_models import Account_Base
from app.models.address_models import Address_Base


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

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

    address_id_random: Optional[str]
    address_id: Optional[int]

    linked_address_id_random: Optional[str]
    linked_address_id: Optional[int]

    for_type: Optional[str]
    for_id: Optional[int]
    for_id_random: Optional[Union[str,None]] = None # lambda:get_id_random(values.get('for_id'), table_name=values.get('for_type')),

    name: Optional[str]
    title: Optional[str]
    tagline: Optional[str]

    description: Optional[str]
    lu_time_zone_id: Optional[str]
    # timezone: Optional[str]
    timezone_name: Optional[str]

    email: Optional[str]
    email_active: Optional[bool]
    email_status: Optional[str]
    cc_email: Optional[str]

    phone_mobile: Optional[str]
    phone_home: Optional[str]
    phone_office: Optional[str]
    phone_land: Optional[str]
    phone_fax: Optional[str]
    phone_other: Optional[str]

    website_url: Optional[str]
    website_name: Optional[str]

    facebook_url: Optional[str]
    instagram_url: Optional[str]
    linkedin_url: Optional[str]
    twitter_url: Optional[str]

    other_site_url: Optional[str]
    other_site_name: Optional[str]

    other_text: Optional[str]
    other_json: Optional[Json]

    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
    #account: Optional[Account_Base]
    address: Optional[Address_Base]

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

    #@validator('contact_id_random', always=True)
    def contact_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 contact_id_lookup(cls, v, values, **kwargs):
        log.setLevel(logging.WARNING)
        log.debug(locals())

        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='contact')
        return None

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

        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('account_id_random', always=True)
    def account_id_random_lookup(cls, v, values, **kwargs):
        if isinstance(v, str) and len(v) >= 11: return v
        elif account_id := values.get('account_id'):
            return get_id_random(record_id=account_id, table_name='account')
        return None

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

        if isinstance(v, int) and v > 0: return v
        elif id_random := values.get('address_id_random'):
            return redis_lookup_id_random(record_id_random=id_random, table_name='address')
        return None

    # NOTE: Linked Address ID is actually the old contact.address_id
    # This should no longer be used...
    @validator('linked_address_id', always=True)
    def linked_address_id_lookup(cls, v, values, **kwargs):
        log.setLevel(logging.WARNING)
        log.debug(locals())

        if isinstance(v, int) and v > 0: return v
        elif id_random := values.get('linked_address_id_random'):
            return redis_lookup_id_random(record_id_random=id_random, table_name='address')
        return None

    @validator('for_id', pre=True, always=True)
    def for_id_lookup(cls, v, values, **kwargs):
        log.setLevel(logging.DEBUG)
        log.debug(locals())

        for_type = values.get('for_type')
        for_id = v # values.get('for_id')
        for_id_random = values.get('for_id_random')

        if for_id and for_type:
            log.info(f'Got For ID: {for_id}; For Type: {for_type}')
            for_id_random = get_id_random(for_id, table_name=for_type)
            values['for_id_random'] = for_id_random
            return for_id
        elif values.get('for_id_random') and values.get('for_type'):
            log.info(f'Got For ID Random: {for_id_random}; For Type: {for_type}')
            return redis_lookup_id_random(record_id_random=values['for_id_random'], table_name=values['for_type'])
        log.info(f'Got nothing? For ID: {for_id}; For ID Random: {for_id_random}; For Type: {for_type}')
        return None

    @validator('for_id_random', always=True)
    def for_id_random_lookup(cls, v, values, **kwargs):
        log.setLevel(logging.DEBUG)
        log.debug(locals())

        for_type = values.get('for_type')
        for_id = values.get('for_id')
        for_id_random = v

        if for_id_random:
            log.info(f'Got For ID Random: {for_id_random}')
            return for_id_random
        elif for_id and for_type:
            log.info(f'Got For ID: {for_id}; For Type: {for_type}')
            for_id_random = get_id_random(for_id, table_name=for_type)
            log.info(f'Got ID Random: {for_id_random}')
            return for_id_random
        log.info(f'Got nothing? For ID: {for_id}; For ID Random: {for_id_random}; For Type: {for_type}')
        return None

    class Config:
        underscore_attrs_are_private = True
        allow_population_by_field_name = True
        fields = base_fields
# ### END ### API Contact Models ### Contact_Base() ###