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 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.journal_entry_models import Journal_Entry_Base
# from app.models.person_models import Person_Base


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

    id_random: Optional[str] = Field(
        **base_fields['journal_id_random'],
        alias = 'journal_id_random',
    )
    id: Optional[int] = Field(
        alias = 'journal_id'
    )
    account_id_random: Optional[str]
    account_id: Optional[int]

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

    user_id_random: Optional[str]
    user_id: Optional[int]

    external_id: Optional[str] # ID generated by or for external systems (should be stable and not change)
    import_id: Optional[str] # Used for import purposes to track the source of the data
    code: Optional[str]

    for_type: Optional[str] # 'person', 'user', 'account', etc
    for_id: Optional[int]
    for_id_random: Optional[str]

    name: Optional[str]
    short_name: Optional[str]
    summary: Optional[str]
    outline: Optional[str]

    description: Optional[str]
    description_html: Optional[str]
    description_json: Optional[str]

    type_code: Optional[str] # 'log', 'tracking', 'personal', 'professional', etc
    tags: Optional[str]

    start_datetime: Optional[datetime.datetime]
    end_datetime: Optional[datetime.datetime]
    timezone: Optional[str] # = 'UTC' # Default to UTC
    seconds: Optional[int]

    location: Optional[str]
    latitude: Optional[float]
    longitude: Optional[float]

    billable: Optional[bool]
    bill_to: Optional[str]

    alert: Optional[bool] = False
    alert_msg: Optional[str] = None

    private: Optional[bool] = True
    public: Optional[bool] = False
    personal: Optional[bool] = True
    professional: Optional[bool] = False

    # Default the Journal Entries to private, public, personal, and professional
    default_private: Optional[bool]
    default_public: Optional[bool]
    default_personal: Optional[bool]
    default_professional: Optional[bool]

    due_datetime: Optional[datetime.datetime]
    due_alert: Optional[bool]
    archive_on: Optional[datetime.datetime]
    archive: Optional[bool]

    allow_auth: Optional[bool]
    auth_key: Optional[str]

    passcode: Optional[str] # Used to read and write to the journal entry
    passcode_timeout: Optional[int] # Number of seconds before asking for the passcode again
    # private_passcode: Optional[str]
    # public_passcode: Optional[str]

    passcode_read: Optional[str] # Used to read the journal
    passcode_read_expire: Optional[int] # Number of seconds to expire the read passcode
    # passcode_write: Optional[str] # Used to write to the journal
    # passcode_write_expire: Optional[int] # Number of seconds to expire the write passcode

    private_passcode: Optional[str] # Used with the passcode to encrypt and decrypt the Journal Entries
    public_passcode: Optional[str] # Used to allow external people to view a Journal Entry

    sort_by: Optional[str]
    sort_by_desc: Optional[bool]

    cfg_json: Optional[Union[Json, None]]
    data_json: Optional[Union[Json, None]] # Used to store additional data for the journal
    meta_json: Optional[Union[Json, None]] # Used to store additional data for about the journal

    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
    journal_entry_count: Optional[int] # Number of journal entries in the journal
    journal_entry_list: Optional[list[Journal_Entry_Base]] # Journal_Entry_Base()
    # This is only for convenience. Probably going to keep unless it causes a problem.
    file_count: Optional[int] # Only files directly under the journal
    file_count_all: Optional[int] # All files under a journal and entries

    # This person is essentially the owner of the journal
    # person: Optional[Person_Base]
    person_external_id: Optional[str]
    person_given_name: Optional[str] = None
    person_family_name: Optional[str] = None
    person_full_name: Optional[str] = None
    person_primary_email: Optional[str] = None
    person_passcode: Optional[str] = None

    # person: Optional[Person_Base]
    # user: Optional[User_Base]

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

    @validator('id', always=True)
    def journal_id_lookup(cls, v, values, **kwargs):
        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='journal')
        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('user_id', always=True)
    def user_id_lookup(cls, v, values, **kwargs):
        log.setLevel(logging.WARNING)
        log.debug(locals())

        if values['user_id_random']:
            return redis_lookup_id_random(record_id_random=values['user_id_random'], table_name='user')
        return None

    class Config:
        underscore_attrs_are_private = True
        allow_population_by_field_name = True
        fields = base_fields
# ### END ### API Journal Models ### Journal_Base() ###