unki/lib/u_lib/src/utils/env.rs

use envy::{from_env, Result as EnvResult};
use serde::{de::DeserializeOwned, Deserialize};

#[derive(Deserialize)]
pub struct NoneEnv;

#[derive(Deserialize)]
pub struct Env<E = NoneEnv> {
    #[serde(default = "default_host")]
    pub u_server: String,
    pub inner: E,
}

impl Env {
    pub fn init_default() -> EnvResult<Self> {
        let envs = [".env", ".env.private"];
        for envfile in &envs {
            dotenv::from_filename(envfile).ok();
        }
        from_env()
    }
}

impl<E: DeserializeOwned> Env<E> {
    pub fn init() -> EnvResult<Self> {
        let envs = [".env", ".env.private"];
        for envfile in &envs {
            dotenv::from_filename(envfile).ok();
        }
        from_env()
    }
}

fn default_host() -> String {
    "ortem.xyz".to_string()
}