use std::env;
use toml;
use std::fs;
use serde::Deserialize;

#[derive(Deserialize, Debug)]
struct Config {
    discord_webhook_url: String,
}

fn get_full_config() -> Option<Config> {
    if let Ok(config) = fs::read_to_string("config.toml") {
        return toml::from_str(&config).unwrap_or(None);
    }
    None
}

pub fn get_discord_webhook_url() -> Option<String> {
    if let Ok(url) = env::var("DISCORD_WEBHOOK_URL") {
        return Some(url);
    }

    if let Some(config) = get_full_config() {
        return Some(config.discord_webhook_url);
    }

    return None;
}