epicinium_server 1.0.12

An asynchronous multiplayer server for the strategy game Epicinium.
Documentation 
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/*
 * Part of epicinium_server
 * developed by A Bunch of Hacks.
 *
 * Copyright (c) 2018-2021 A Bunch of Hacks
 *
 * This library is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 *
 * [authors:]
 * Sander in 't Veld (sander@abunchofhacks.coop)
 */

use crate::common::log;

use std::path::Path;

use serde_derive::Deserialize;

use anyhow::Context;

#[derive(Clone, Deserialize, Debug, Default)]
#[serde(rename_all = "kebab-case")]
pub struct Settings
{
	#[serde(default)]
	pub logname: Option<String>,
	#[serde(default)]
	pub loglevel: Option<log::Level>,

	#[serde(default)]
	pub server: Option<String>,
	#[serde(default)]
	pub port: Option<u16>,

	#[serde(default)]
	pub login_server: Option<String>,
	#[serde(default)]
	pub allow_discord_login: Option<bool>,
	#[serde(default)]
	pub steam_web_key: Option<String>,

	#[serde(default)]
	pub slackname: Option<String>,
	#[serde(default)]
	pub slackurl: Option<String>,

	#[serde(default)]
	pub discordurl: Option<String>,
}

impl Settings
{
	pub fn load(filename: &str) -> Result<Settings, anyhow::Error>
	{
		let filename = Path::new(filename);
		let raw = std::fs::read_to_string(filename)?;
		let settings = serde_json::from_str(&raw).with_context(|| {
			format!("parsing settings from '{}'", filename.display())
		})?;
		Ok(settings)
	}
}