import os
from dotenv import load_dotenv


load_dotenv()


class Config:
    REDMINE_URL = os.getenv("REDMINE_URL", "").rstrip("/")
    REDMINE_USER = os.getenv("REDMINE_USER")
    REDMINE_PASSWORD = os.getenv("REDMINE_PASSWORD")
    DEFAULT_DATE_RANGE = "2025-12-19--2026-01-31"

    @classmethod
    def validate(cls) -> None:
        if not cls.REDMINE_URL:
            raise ValueError("REDMINE_URL is required (set via env or .env)")
        if not cls.REDMINE_USER:
            raise ValueError("REDMINE_USER is required")
        if not cls.REDMINE_PASSWORD:
            raise ValueError("REDMINE_PASSWORD is required")