from pydantic_settings import BaseSettings
from typing import List
import os


class Settings(BaseSettings):
    # Application
    APP_NAME: str = "PrepMind API"
    ENVIRONMENT: str = "development"
    DEBUG: bool = True
    API_VERSION: str = "v1"
    
    # Server
    HOST: str = "0.0.0.0"
    PORT: int = 8000
    
    # Database
    DATABASE_URL: str
    SUPABASE_URL: str
    SUPABASE_ANON_KEY: str
    SUPABASE_SERVICE_KEY: str

   
    
    # JWT
    SECRET_KEY: str
    ALGORITHM: str = "HS256"
    ACCESS_TOKEN_EXPIRE_MINUTES: int = 30
    REFRESH_TOKEN_EXPIRE_DAYS: int = 7
    
    # Google Gemini
    GOOGLE_API_KEY: str
    
    # Storage
    STORAGE_BUCKET: str = "prepmind-files"
    RESUME_BUCKET: str = "resumes"
    AUDIO_BUCKET: str = "interview-audio"
    
    # External APIs
    LEETCODE_API_URL: str = "https://leetcode.com/graphql"
    GITHUB_API_URL: str = "https://api.github.com"
    GITHUB_TOKEN: str = ""
    
    # Redis
    REDIS_URL: str = "redis://localhost:6379/0"
    
    # CORS
    CORS_ORIGINS: List[str] = ["http://localhost:3000", "http://localhost:5173"]
    
    # Rate Limiting
    RATE_LIMIT_PER_MINUTE: int = 60
    
    # Email (Optional - for future use)
    SMTP_HOST: str = "smtp.gmail.com"
    SMTP_PORT: int = 587
    SMTP_USER: str = ""
    SMTP_PASSWORD: str = ""
    
    class Config:
        env_file = ".env"
        case_sensitive = True
        extra = "ignore"  # ← This ignores extra fields in .env


settings = Settings()