from __future__ import annotations
import datetime

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

from app.db_sql import redis_lookup_id_random, sql_insert, sql_select, sql_update
from app.lib_general import log, logging

from app.methods.contact_methods import load_contact_obj, update_contact_obj
from app.methods.organization_methods import load_organization_obj, update_organization_obj
# from app.methods.person_methods import load_person_obj, update_person_obj

from app.models.user_models import User_Base, User_New_Base, User_Out_Base
from app.models.user_role_models import User_Role_Base


# ### BEGIN ### API User Methods ### create_user_obj() ###
def create_user_obj(user_obj_new:User_New_Base) -> int|bool:
    log.setLevel(logging.WARNING) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL
    log.debug(locals())

    if not user_obj_new:
        return False

    # user_obj_data = user_obj_new.dict(by_alias=False, exclude_defaults=False, include={'password'}, exclude={'new_password'})
    # log.debug(user_obj_data)

    user_obj_data = user_obj_new.dict(by_alias=False, exclude_defaults=False, exclude_unset=True, exclude={'new_password'})
    log.debug(user_obj_data)

    user_obj_data['password'] = user_obj_new.password # There has to be a better way to do this??? It thinks "password" is unset and so is excluded?
    log.debug(user_obj_data)

    log.info('Checking if the username is already in use for the account...')
    sql_select_user = f"""
        SELECT user.id, user.id_random, user.name, user.email
        FROM `user` AS user
        WHERE user.account_id = :account_id and user.username = :username
        """

    if sql_select_result := sql_select(sql=sql_select_user, data=user_obj_data, rm_id_random=True):
        if isinstance(sql_select_result, list):
            log.exception(f"Multiple user accounts already exists with this username ({user_obj_data['username']}). The database needs to be checked.")
            return False
        log.info('A user account already exists with this username. Updating instead of inserting.')
        user_id = sql_select_result.get('id', None)
        user_obj_data['id'] = user_id
        if user_obj_up_result := sql_update(data=user_obj_data, table_name='user', rm_id_random=True): pass
        else:
            return False

        #log.setLevel(logging.DEBUG)
        log.debug(user_obj_up_result)

        log.debug(f'Returning the existing user_id: {user_id}')
    else:
        if user_obj_in_result := sql_insert(data=user_obj_data, table_name='user', rm_id_random=True, id_random_length=8): pass
        else:
            return False

        #log.setLevel(logging.DEBUG)
        log.debug(user_obj_in_result)

        user_id = user_obj_in_result

        log.debug(f'Returning the new user_id: {user_id}')
    return user_id
# ### END ### API User Methods ### create_user_obj() ###


# ### BEGIN ### API User Methods ### load_user_obj() ###
def load_user_obj(
        user_id: int|str,
        inc_contact: bool = False,
        inc_organization: bool = False,
        inc_person: bool = False,
        inc_user_role_li: bool = False,
        ) -> User_Out_Base|bool:
    #log.setLevel(logging.WARNING) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL
    log.debug(locals())

    if user_id := redis_lookup_id_random(record_id_random=user_id, table_name='user'): pass
    else: return False

    if user_rec := sql_select(table_name='v_user', record_id=user_id): pass
    else: return False

    #log.setLevel(logging.WARNING) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL
    log.debug(user_rec)

    try:
        user_obj = User_Out_Base(**user_rec)
        log.debug(user_obj)
    except ValidationError as e:
        log.error(e.json())
        return False

    if inc_contact:
        contact_id = user_rec.get('contact_id', None)
        if contact_obj_result := load_contact_obj(contact_id=contact_id):
            contact_obj = contact_obj_result
            user_rec['contact'] = contact_obj
            log.debug(user_rec)
            user_obj.contact = contact_obj
        else:
            user_rec['contact'] = None
            user_obj.contact = None

    if inc_organization:
        organization_id = user_rec.get('organization_id', None)
        if organization_obj_result := load_organization_obj(organization_id=organization_id):
            organization_obj = organization_obj_result
            user_rec['organization'] = organization_obj
            log.debug(user_rec)
            user_obj.organization = organization_obj
        else:
            user_rec['organization'] = None
            user_obj.organization = None

    # if inc_person:
    #     person_id = user_rec.get('person_id', None)
    #     if person_obj_result := load_person_obj(person_id=person_id):
    #         person_obj = person_obj_result
    #         user_rec['person'] = person_obj
    #         log.debug(user_rec)
    #         user_obj.person = person_obj
    #     else:
    #         user_rec['person'] = None
    #         user_obj.person = None

    # NOTE: Including user roles should probably be reviewed
    if inc_user_role_li:
        if role_rec_li := sql_select(table_name='v_user_role_detail', field_name='user_id', field_value=user_id, as_list=True):
            user_rec['role_list'] = role_rec_li
            #log.setLevel(logging.DEBUG) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL
            log.debug(role_rec_li)
            user_obj.role_list = role_rec_li
        else:
            user_rec['role_list'] = None
            user_obj.role_list = None

    #log.setLevel(logging.DEBUG) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL
    log.debug(user_rec)

    return user_obj
# ### END ### API User Methods ### load_user_obj() ###


# ### BEGIN ### API User Methods ### update_user_obj() ###
def update_user_obj(
        user_id: int|str, # Ideally the int ID should be passed. This allows for updating of the id_random value.
        user_obj_up: User_Base,
        create_missing_obj: bool = False,
        ) -> bool:
    log.setLevel(logging.WARNING) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL
    log.debug(locals())

    if user_id := redis_lookup_id_random(record_id_random=user_id, table_name='user'): pass
    else: return False

    user_obj_up.id = user_id

    log.debug(user_obj_up)
    # log.debug(user_obj_up.dict(by_alias=True, exclude_unset=True))
    log.debug(user_obj_up.dict(by_alias=False, exclude_unset=True))
    # log.debug(user_obj_up.dict(by_alias=False, exclude_unset=False))

    # if user_obj_up.contact_id and user_obj_up.contact:
    #     contact_id = user_obj_up.contact_id
    #     contact_obj_up = user_obj_up.contact
    #     log.debug(contact_id)
    #     log.debug(contact_obj_up)
    #     if contact_obj_up_result := update_contact_obj(
    #         contact_id=contact_id,
    #         contact_obj_up=contact_obj_up,
    #         create_missing_obj=create_missing_obj,
    #         ):
    #         log.debug(contact_obj_up_result)
    #     else:
    #         log.debug(contact_obj_up_result)
    #         return False
    # elif user_obj_up.contact and not user_obj_up.contact.id:
    #     # NOTE: This will blindly create a new contact even if there was one associated but the user.contact_id was not found.
    #     contact_obj_in = user_obj_up.contact
    #     log.debug(contact_obj_in)
    #     if contact_obj_in_result := create_contact_obj(contact_obj_new=contact_obj_in):
    #         # log.setLevel(logging.DEBUG) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL
    #         log.debug(contact_obj_in_result)
    #         user_obj_up.contact_id = contact_obj_in_result
    #     else:
    #         # log.setLevel(logging.DEBUG) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL
    #         log.debug(contact_obj_in_result)
    #         return False

    # if organization_obj_update := user_obj_up.organization:
    #     log.debug(organization_obj_update)
    #     if organization_obj_up_result := update_organization_obj(organization_obj_update):
    #         log.setLevel(logging.DEBUG) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL
    #         log.debug(organization_obj_up_result)
    #         return True
    #     else:
    #         log.setLevel(logging.DEBUG) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL
    #         log.debug(organization_obj_up_result)
    #         return False
    # else:
    #     if organization_obj_in_result := insert_organization_obj(organization_obj_insert):
    #         log.setLevel(logging.DEBUG) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL
    #         log.debug(organization_obj_in_result)
    #         return True # NOTE: This needs to return the new organization ID
    #     else:
    #         log.setLevel(logging.DEBUG) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL
    #         log.debug(organization_obj_in_result)
    #         return False

    # if user_obj_up.person_id and user_obj_up.person:
    #     person_id = user_obj_up.person_id
    #     person_obj_up = user_obj_up.person
    #     log.debug(person_id)
    #     log.debug(person_obj_up)
    #     if person_obj_up_result := update_person_obj(
    #         person_id=person_id,
    #         person_obj_up=person_obj_up,
    #         create_missing_obj=create_missing_obj,
    #         ):
    #         log.debug(person_obj_up_result)
    #     else:
    #         log.debug(person_obj_up_result)
    #         return False
    # elif user_obj_up.person and not user_obj_up.person.id:
    #     # NOTE: This will blindly create a new person even if there was one associated but the user.person_id was not found.
    #     person_obj_in = user_obj_up.person
    #     log.debug(person_obj_in)
    #     if person_obj_in_result := create_person_obj(person_obj_new=person_obj_in):
    #         # log.setLevel(logging.DEBUG) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL
    #         log.debug(person_obj_in_result)
    #         person_obj_up.person_id = person_obj_in_result
    #     else:
    #         # log.setLevel(logging.DEBUG) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL
    #         log.debug(person_obj_in_result)
    #         return False

    # IMPORTANT NOTE: Need to be extra careful if allowing an update to password, super, or manager. Maybe other fields?
    user_dict_up = user_obj_up.dict(by_alias=False, exclude_unset=True, exclude={'password', 'super', 'manager', 'contact', 'organization', 'person'})
    log.debug(user_dict_up)

    if user_obj_up_result := sql_update(data=user_dict_up, table_name='user', rm_id_random=True):
        log.debug(user_obj_up_result)
        return True
    else:
        log.debug(user_obj_up_result)
        return False
# ### END ### API User Methods ### update_user_obj() ###