import os
from pathlib import Path
from dotenv import load_dotenv

# 載入環境變數
load_dotenv()

# 專案路徑
BASE_DIR = Path(__file__).resolve().parent.parent.parent
DATA_DIR = BASE_DIR / "data"
UPLOAD_DIR = DATA_DIR / "uploads"
STATIC_DIR = BASE_DIR / "backend" / "static"

# 確保目錄存在
DATA_DIR.mkdir(exist_ok=True)
UPLOAD_DIR.mkdir(exist_ok=True)
STATIC_DIR.mkdir(exist_ok=True)

# MySQL 資料庫設定
DB_HOST = os.getenv("DB_HOST", "localhost")
DB_PORT = os.getenv("DB_PORT", "3306")
DB_USER = os.getenv("DB_USER", "root")
DB_PASSWORD = os.getenv("DB_PASSWORD", "")
DB_DATABASE = os.getenv("DB_DATABASE", "sales_pipeline")

# MySQL 連線字串
DATABASE_URL = f"mysql+pymysql://{DB_USER}:{DB_PASSWORD}@{DB_HOST}:{DB_PORT}/{DB_DATABASE}?charset=utf8mb4"

# 資料表前綴
TABLE_PREFIX = os.getenv("TABLE_PREFIX", "PJ_SOA_")

# JWT 設定
SECRET_KEY = os.getenv("SECRET_KEY", "your-secret-key-change-in-production-12345678")
ALGORITHM = os.getenv("ALGORITHM", "HS256")
ACCESS_TOKEN_EXPIRE_MINUTES = int(os.getenv("ACCESS_TOKEN_EXPIRE_MINUTES", "1440"))

# 模糊比對閾值
MATCH_THRESHOLD_AUTO = int(os.getenv("MATCH_THRESHOLD_AUTO", "95"))
MATCH_THRESHOLD_REVIEW = int(os.getenv("MATCH_THRESHOLD_REVIEW", "80"))

# Excel 解析設定
MAX_HEADER_SCAN_ROWS = int(os.getenv("MAX_HEADER_SCAN_ROWS", "20"))

# 應用設定
APP_HOST = os.getenv("APP_HOST", "0.0.0.0")
APP_PORT = int(os.getenv("APP_PORT", "8000"))
WORKERS = int(os.getenv("WORKERS", "1"))
DEBUG = os.getenv("DEBUG", "False").lower() == "true"

# CORS 設定
CORS_ORIGINS = [
    origin.strip()
    for origin in os.getenv(
        "CORS_ORIGINS",
        "http://localhost:3000,http://127.0.0.1:3000,http://localhost:5173,http://127.0.0.1:5173"
    ).split(",")
    if origin.strip()
]