from pydantic import BaseModel
from pydantic_settings import (
    BaseSettings,
    SettingsConfigDict,
)

from pathlib import Path

import logging


BASE_DIR = Path(__file__).parent.parent
TEMPLATES_DIR = BASE_DIR / "web" / "templates"
STATIC_DIR = BASE_DIR / "web" / "static"
icon_dict = {
    "0": "",
    "1": "🟦",
    "2": "🟨",
    "3": "🟧",
    "4": "🟥",
    "5": "🟫",
    "10": "✅",
}


class LogConfig(BaseModel):
    level: int = 30
    level_to_file: int = 30
    dateformat: str = "%Y-%m-%d %H:%M:%S"
    format: str = (
        "[%(asctime)s.%(msecs)03d] %(module)-25s:%(lineno)4d | %(funcName)-20s| %(levelname)-8s | %(message)s"
    )


class RedisConfig(BaseModel):
    host: str = "localhost"
    port: int = 6379
    pwd: str | None = None


class TelegramBotConfig(BaseModel):
    token: str
    chat_id: int
    tread_id: int
    delete_msg: str


class ZabbixConfig(BaseModel):
    url: str
    token: str
    min_severity: int
    upd_interval: int
    alert_fail_count: int
    alert_tread_id: int
    alert_tag_user: str = ""
    alert_text_up: str
    alert_text_down: str
    change_state_count: int = 0
    api_state: str = "UP"


class Settings(BaseSettings):
    model_config = SettingsConfigDict(
        env_file=(
            BASE_DIR / "config" / ".env-template",
            BASE_DIR / "config" / ".env",
        ),
        case_sensitive=False,
        env_nested_delimiter="__",
        env_prefix="CFG__",
    )
    log: LogConfig = LogConfig()
    redis: RedisConfig
    tgbot: TelegramBotConfig
    zabbix: ZabbixConfig


conf = Settings()


logging.basicConfig(
    level=conf.log.level,
    datefmt=conf.log.dateformat,
    format=conf.log.format,
)

file_handler = logging.FileHandler(BASE_DIR / "logfile.log")
file_handler.setLevel(conf.log.level_to_file)
file_handler.setFormatter(
    logging.Formatter(
        "[%(asctime)s.%(msecs)03d] %(module)s:%(lineno)4d | %(funcName)s| %(levelname)s | %(message)s"
    )
)
logging.getLogger().addHandler(file_handler)