use once_cell::sync::Lazy;


fn get_env(env: &'static str) -> String {
    std::env::var(env).unwrap_or_else(|_| panic!("Cannot get the {} env variable", env))
}

pub struct Config {
    pub api_key: String,

    pub minio_host: String,
    pub minio_bucket: String,
    pub minio_access_key: String,
    pub minio_secret_key: String,

    pub library_api_key: String,
    pub library_url: String,

    pub cache_api_key: String,
    pub cache_url: String,

    // pub sentry_dsn: String
}

impl Config {
    pub fn load() -> Config {
        Config {
            api_key: get_env("API_KEY"),

            minio_host: get_env("MINIO_HOST"),
            minio_bucket: get_env("MINIO_BUCKET"),
            minio_access_key: get_env("MINIO_ACCESS_KEY"),
            minio_secret_key: get_env("MINIO_SECRET_KEY"),

            library_api_key: get_env("LIBRARY_API_KEY"),
            library_url: get_env("LIBRARY_URL"),

            cache_api_key: get_env("CACHE_API_KEY"),
            cache_url: get_env("CACHE_URL"),

            // sentry_dsn: get_env("SENTRY_DSN")
        }
    }
}

pub static CONFIG: Lazy<Config> = Lazy::new(|| {
    Config::load()
});