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.address_methods import create_address_obj, create_update_address_obj, update_address_obj

from app.models.common_field_schema import default_num_bytes
from app.models.contact_models import Contact_Base


# ### BEGIN ### API Contact Methods ### load_contact_obj() ###
def load_contact_obj(
        contact_id: int|str,
        limit: int = 1000,
        by_alias: bool = True,
        exclude_unset: bool = True,
        model_as_dict: bool = False,
        enabled: str = 'enabled', # enabled, disabled, all
        inc_address:bool=False
        ) -> Contact_Base|bool:
    # log.setLevel(logging.WARNING) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL
    log.debug(locals())

    if contact_id := redis_lookup_id_random(record_id_random=contact_id, table_name='contact'): pass
    else: return False

    if contact_rec := sql_select(table_name='v_contact', record_id=contact_id): pass
    else: return False

    try:
        contact_obj = Contact_Base(**contact_rec)
        log.debug(contact_obj)
    except ValidationError as e:
        log.error(e.json())
        return False

    if inc_address:
        #log.setLevel(logging.DEBUG) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL
        address_id = contact_rec.get('address_id', None)
        log.debug(address_id)
        from app.methods.address_methods import load_address_obj
        if address_result := load_address_obj(
            address_id = address_id,
            by_alias = by_alias,
            exclude_unset = exclude_unset,
            model_as_dict = model_as_dict,
            ):
            contact_obj.address = address_result
        else: contact_obj.address = None

    if model_as_dict:
        return contact_obj.dict(by_alias=by_alias, exclude_unset=exclude_unset) # pylint: disable=no-member
    else:
        return contact_obj
# ### END ### API Contact Methods ### load_contact_obj() ###


# ### BEGIN ### API Contact Methods ### get_contact_rec_list() ###
def get_contact_rec_list(
        for_obj_type: str,
        for_obj_id: str,
        limit: int = 1000,
        enabled: str = 'enabled', # enabled, disabled, all
        ) -> list|bool:
    # log.setLevel(logging.WARNING) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL
    log.debug(locals())

    if for_obj_id := redis_lookup_id_random(record_id_random=for_obj_id, table_name=for_obj_type): pass
    else: return False
    data = {}
    data[f'{for_obj_type}_id'] = for_obj_id
    # data['for_obj_type'] = for_obj_type
    sql_obj_type_id = f'`tbl`.{for_obj_type}_id = :{for_obj_type}_id'

    # if enabled in ['enabled', 'disabled', 'all']:
    #     if enabled == 'enabled':
    #         data['enable'] = True
    #         sql_enabled = f'AND `tbl`.enable = :enable'
    #     elif enabled == 'disabled':
    #         data['enable'] = False
    #         sql_enabled = f'AND `tbl`.enable = :enable'
    #     elif enabled == 'all':
    #         sql_enabled = ''
    sql_enabled = ''

    if limit:
        data['limit'] = limit
        sql_limit = f'LIMIT :limit'
    else:
        sql_limit = ''

    sql = f"""
        SELECT `tbl`.id AS 'contact_id', `tbl`.id_random AS 'contact_id_random'
        FROM `contact` AS `tbl`
        WHERE
            {sql_obj_type_id}
            {sql_enabled}
        ORDER BY `tbl`.created_on DESC, `tbl`.updated_on DESC
        {sql_limit};
        """

    if contact_rec_li_result := sql_select(data=data, sql=sql, as_list=True):
        contact_rec_li = contact_rec_li_result
    else:
        contact_rec_li = []
    # log.setLevel(logging.DEBUG) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL
    log.debug(contact_rec_li_result)

    return contact_rec_li
# ### END ### API Contact Methods ### get_contact_rec_list() ###


# ### BEGIN ### API Contact Methods ### create_contact_obj() ###
def create_contact_obj(contact_obj_new:Contact_Base):
    log.setLevel(logging.WARNING) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL
    log.debug(locals())

    if not contact_obj_new:
        return False

    contact_obj_data = contact_obj_new.dict(by_alias=False, exclude_defaults=False, exclude_unset=True, exclude={'address', 'created_on', 'updated_on'})

    if contact_obj_in_result := sql_insert(data=contact_obj_data, table_name='contact', rm_id_random=True, id_random_length=8): pass
    else:
        return False

    log.debug(contact_obj_in_result)

    contact_id = contact_obj_in_result

    if contact_obj_new.address:
        address_obj_new = contact_obj_new.address
        address_obj_new.for_type = 'contact'
        address_obj_new.for_id = contact_id
        create_address_obj_result = create_address_obj(address_obj_new=address_obj_new)
        if isinstance(create_address_obj_result, int):
            address_id = create_address_obj_result
            # Need to update the contact with the new address_id
            contact_obj_up = {}
            contact_obj_up['id'] = contact_id
            contact_obj_up['address_id'] = address_id
            if contact_obj_up_result := sql_update(data=contact_obj_up, table_name='contact'): pass
            else:
                return False
            log.debug(contact_obj_up_result)
        else:
            log.debug(f'No address_id was returned when tyring to create_address_obj(): {create_address_obj_result}')
            address_id = None

    log.debug(f'Returning the new contact_id: {contact_id}')
    return contact_id
# ### END ### API Contact Methods ### create_contact_obj() ###


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

    if contact_id := redis_lookup_id_random(record_id_random=contact_id, table_name='contact'): pass
    else: return False

    contact_obj_up.id = contact_id

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

    #contact_dict_up = contact_obj_up.dict(by_alias=False, exclude_unset=True)

    if contact_obj_up.address_id and contact_obj_up.address:
        address_id = contact_obj_up.address_id
        address_obj_up = contact_obj_up.address
        log.debug(address_id)
        log.debug(address_obj_up)
        if address_obj_up_result := update_address_obj(
            address_id=address_id,
            address_obj_up=address_obj_up,
            create_missing_obj=create_missing_obj,
            ):
            log.debug(address_obj_up_result)
        else:
            log.debug(address_obj_up_result)
            return False
    elif contact_obj_up.address and not contact_obj_up.address.id:
        # NOTE: This will blindly create a new address even if there was one associated but the contact.address_id was not found.
        address_obj_in = contact_obj_up.address
        log.debug(address_obj_in)
        if address_obj_in_result := create_address_obj(address_obj_new=address_obj_in):
            # log.setLevel(logging.DEBUG) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL
            log.debug(address_obj_in_result)
            contact_obj_up.address_id = address_obj_in_result
        else:
            # log.setLevel(logging.DEBUG) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL
            log.debug(address_obj_in_result)
            return False

    contact_dict_up = contact_obj_up.dict(by_alias=False, exclude_unset=True, exclude={'address'})
    log.debug(contact_dict_up)

    if contact_obj_up_result := sql_update(data=contact_dict_up, table_name='contact', rm_id_random=True):
        log.debug(contact_obj_up_result)
        return True
    else:
        log.debug(contact_obj_up_result)
        return False
# ### END ### API Contact Methods ### update_contact_obj() ###


# ### BEGIN ### API Contact Methods ### create_update_contact_obj() ###
def create_update_contact_obj(
        contact_id: int|str|None, # Ideally the int ID should be passed. This allows for updating of the id_random value.
        contact_obj: Contact_Base,
        process_address: bool = False,
        process_organization: bool = False,
        ) -> bool:
    log.setLevel(logging.DEBUG) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL
    log.debug(locals())

    if contact_id:
        if contact_id := redis_lookup_id_random(record_id_random=contact_id, table_name='contact'): pass
        else: return False
        contact_obj.id = contact_id
    else:
        # Insert record now and update later
        contact_dict_in = contact_obj.dict(by_alias=False, exclude_unset=True, exclude={'address', 'contact', 'organization', 'user'})
        log.debug(contact_dict_in)
        contact_in_result = sql_insert(
            data = contact_dict_in,
            table_name = 'contact',
            rm_id_random = True,
            id_random_length = default_num_bytes,
            )
        log.debug(contact_in_result)
        if isinstance(contact_in_result, bool) and contact_in_result is True:
            return contact_in_result
        elif isinstance(contact_in_result, int):
            contact_id = contact_in_result
            contact_obj.id = contact_id
        else:
            return False # This should not happen.

    # Process address data
    if process_address and contact_obj.address:
        address_obj = contact_obj.address
        address_obj.for_type = 'contact'
        address_obj.for_id = contact_id
        address_id = contact_obj.address_id_random
        address_result = create_update_address_obj(
            address_id = address_id,
            address_obj = address_obj,
            )
        log.debug(address_result)
        if isinstance(address_result, bool) and address_result is True:
            pass # Do not need to update contact object.
        elif isinstance(address_result, bool) and address_result is False:
            pass # Do not need to update contact object.
        elif isinstance(address_result, int):
            contact_obj.address_id = address_result
        else:
            log.warning('Something may have gone wrong while trying to create or update a address.')

    # Process contact data
    contact_dict_up = contact_obj.dict(by_alias=False, exclude_unset=True, exclude={'address'})
    log.debug(contact_dict_up)

    # Update record
    contact_up_result = sql_update(
        data = contact_dict_up,
        table_name = 'contact',
        rm_id_random = True,
        )
    log.debug(contact_up_result)
    if isinstance(contact_up_result, bool) and contact_up_result is True:
        return contact_id
    elif isinstance(contact_up_result, bool) and contact_up_result is False:
        return False
    elif isinstance(contact_up_result, int):
        return contact_up_result
    else:
        return False
# ### END ### API Contact Methods ### create_update_contact_obj() ###