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


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

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

    journal_id_random: Optional[str]
    journal_id: Optional[int]

    external_id: Optional[str] # ID generated by external system (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]
    summary: Optional[str]
    outline: Optional[str]

    content: Optional[str]
    content_html: Optional[str]
    content_json: Optional[Union[Json, None]]

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

    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

    keywords: Optional[str]

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

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

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

    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
    # This is only for convenience. Probably going to keep unless it causes a problem.
    file_count: Optional[int]

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

    @validator('id', always=True)
    def journal_entry_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_entry')
        return None

    @validator('journal_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('journal_id_random'):
            return redis_lookup_id_random(record_id_random=id_random, table_name='journal')
        return None

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