import datetime, hashlib, logging, os, pytz, redis, secrets

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

from app.db_sql import redis_lookup_id_random
from app.lib_general import log, logging, secure_hash_string

from app.models.common_field_schema import base_fields, default_num_bytes
# from app.models.contact_models import Contact_Base
# from app.models.membership_person_models import Membership_Person_Base
from app.models.organization_models import Organization_Base
# from app.models.person_models import Person_Base # Causes circular import
# from app.models.user_role_models import User_Role_Base


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

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

    contact_id_random: Optional[str]
    contact_id: Optional[int]

    organization_id_random: Optional[str]
    organization_id: Optional[int]

    person_id_random: Optional[str]
    person_id: Optional[int]

    username: str
    name: str
    email: str
    email_verified: bool = False
    new_password: str = Field(default_factory = lambda:secrets.token_urlsafe(default_num_bytes))
    password: Optional[str] # If new_password is found then the validator below will create secure_hash_string() from the new password string.

    allow_auth_key: bool = False

    enable: bool = False
    enable_from: Optional[datetime.datetime] = datetime.datetime.now(datetime.timezone.utc)
    #enable_from: Optional[datetime.datetime] = datetime.datetime.now()
    enable_to: Optional[datetime.datetime] = datetime.datetime.now(datetime.timezone.utc) + datetime.timedelta(days=365)
    #enable_to: Optional[datetime.datetime] = datetime.datetime.now() + datetime.timedelta(days=365)

    #super: Optional[bool] = False
    #manager: Optional[bool] = False
    administrator: bool = False
    public: bool = False
    verified: bool = False

    group: Optional[str]

    notes: Optional[str]

    # Including JSON data
    other_json: Optional[Json]

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

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

        if values['id_random']:
            log.debug(values['id_random'])
            return redis_lookup_id_random(record_id_random=values['id_random'], table_name='user')
        return None

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

        if values['account_id_random']:
            return redis_lookup_id_random(record_id_random=values['account_id_random'], table_name='account')
        return None

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

        if values['contact_id_random']:
            return redis_lookup_id_random(record_id_random=values['contact_id_random'], table_name='contact')
        return None

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

        if values['organization_id_random']:
            return redis_lookup_id_random(record_id_random=values['organization_id_random'], table_name='organization')
        return None

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

        if values['person_id_random']:
            return redis_lookup_id_random(record_id_random=values['person_id_random'], table_name='person')
        return None

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

        if values.get('new_password'):
            return secure_hash_string(string=values['new_password'])
        return None

    class Config:
        underscore_attrs_are_private = True
        allow_population_by_field_name = True
        fields = base_fields
# ### END ### API User Models ### User_New_Base() ###


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

    id_random: Optional[str] = Field(
        **base_fields['user_id_random'],
        alias = 'user_id_random',
    )
    id: Optional[int] = Field(
        alias = 'user_id'
    )

    account_id_random: Optional[str]
    #account_id: Optional[int]
    account_name: Optional[str]

    contact_id_random: Optional[str]
    #contact_id: Optional[int]

    organization_id_random: Optional[str]
    #organization_id: Optional[int]

    person_id_random: Optional[str]
    #person_id: Optional[int]

    username: Optional[str]
    name: Optional[str]
    email: Optional[str]
    email_verified: Optional[bool]
    password: Optional[str]

    allow_auth_key: Optional[int]
    auth_key: Optional[str]

    enable: Optional[bool]
    enable_from: Optional[datetime.datetime]
    enable_to: Optional[datetime.datetime]

    super: Optional[bool]
    manager: Optional[bool]
    administrator: Optional[bool]
    public: Optional[bool]
    verified: Optional[bool]
    status_id: Optional[int]
    status_name: Optional[str]

    password_set_on: Optional[datetime.datetime]
    password_reset_token: Optional[str]
    password_reset_expire_on: Optional[datetime.datetime]
    logged_in_on: Optional[datetime.datetime]
    last_activity_on: Optional[datetime.datetime]

    group: Optional[str]

    notes: Optional[str]
    created_on: Optional[datetime.datetime]
    updated_on: Optional[datetime.datetime]

    # Including other related objects
    # from app.models.person_models import Person_Base # Causes circular import
    # archive_list: Optional[list] # Archive_Base()
    # contact: Optional[Contact_Base]
    event_list: Optional[list] # Event_Base() # Priority complete
    hosted_file_list: Optional[list] # Hosted_File_Base() # Priority l3
    journal_list: Optional[list] # Journal_Base() # Priority l3
    # membership_person: Optional[Membership_Person_Base] # Priority l2
    # membership_person_list: Optional[list] # Membership_Base() ???
    order_list: Optional[list] # Order_Base() # Priority l2
    order_cart_list: Optional[list] # Order_Base() # Priority l2
    organization: Optional[Union[Organization_Base, None]] # Organization_Base() # Priority l3
    person: Optional[dict] # Person_Base() # Priority l2
    # person: Optional[Union[Person_Base, None]]
    post_list: Optional[list] # Post_Base() # Priority l1
    user_role_list: Optional[list] = Field(
        alias = 'role_list'
    ) # User_Role_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 User Models ### User_Out_Base() ###


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

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

    # contact_id_random: Optional[str]
    # contact_id: Optional[int]

    organization_id_random: Optional[str]
    organization_id: Optional[int]

    person_id_random: Optional[str]
    person_id: Optional[int]

    username: Optional[str]
    name: Optional[str]
    email: Optional[str]
    email_verified: Optional[bool]
    password: Optional[str]
    current_password: Optional[str]
    new_password: Optional[str]

    allow_auth_key: Optional[int]
    auth_key: Optional[str]

    enable: Optional[bool]
    enable_from: Optional[datetime.datetime] = None
    enable_to: Optional[datetime.datetime] = None

    super: Optional[bool]
    manager: Optional[bool]
    administrator: Optional[bool]
    public: Optional[bool]
    verified: Optional[bool]
    status_id: Optional[int]
    status_name: Optional[str]

    password_set_on: Optional[datetime.datetime] = None
    password_reset_token: Optional[str] = None
    password_reset_expire_on: Optional[datetime.datetime] = None
    logged_in_on: Optional[datetime.datetime] = None
    last_activity_on: Optional[datetime.datetime] = None

    group: Optional[str]

    notes: Optional[str]
    created_on: Optional[datetime.datetime] = None
    updated_on: Optional[datetime.datetime] = None

    # Including other related objects
    # from app.models.person_models import Person_Base # Causes circular import
    # archive_list: Optional[list] # Archive_Base()
    # contact: Optional[Contact_Base]
    event_list: Optional[list] # Event_Base() # Priority l1
    hosted_file_list: Optional[list] # Hosted_File_Base() # Priority l2
    journal_list: Optional[list] # Journal_Base() # Priority l3
    order_list: Optional[list] # Order_Base() # Priority l2
    order_cart_list: Optional[list] # Order_Base() # Priority l2
    organization: Optional[Union[Organization_Base, None]] # Organization_Base() # Priority l3
    person: Optional[dict] # Person_Base() # Priority l2
    # person: Optional[Union[Person_Base, None]]
    post_list: Optional[list] # Post_Base() # Priority l1
    user_role_list: Optional[list] = Field(
        alias = 'role_list'
    ) # User_Role_Base()
    # role_list: Optional[list] = [] # User_Role_Base() # NOTE <- This is a duplicate of above!

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

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

        if values['id_random']:
            log.debug(values['id_random'])
            return redis_lookup_id_random(record_id_random=values['id_random'], table_name='user')
        return None

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

        if values['account_id_random']:
            return redis_lookup_id_random(record_id_random=values['account_id_random'], table_name='account')
        return None

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

    #     if values['contact_id_random']:
    #         return redis_lookup_id_random(record_id_random=values['contact_id_random'], table_name='contact')
    #     return None

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

        if values['organization_id_random']:
            return redis_lookup_id_random(record_id_random=values['organization_id_random'], table_name='organization')
        return None

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

        if values['person_id_random']:
            return redis_lookup_id_random(record_id_random=values['person_id_random'], table_name='person')
        return None

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

        if values.get('new_password'):
            return secure_hash_string(string=values['new_password'])
        return None

    class Config:
        underscore_attrs_are_private = True
        allow_population_by_field_name = True
        fields = base_fields
# ### END ### API User Models ### User_Base() ###