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extern crate env_logger;
extern crate iron;
extern crate iron_pack;
extern crate logger;
extern crate mount;
extern crate staticfile;

#[macro_use]
extern crate log;

use std::env;

use iron::prelude::*;
use logger::Logger;
use iron_pack::CompressionMiddleware;

fn main() {
    env_logger::init();

    info!("Initializing MobTag server...");

    let (logger_before, logger_after) = Logger::new(None);

    let mut chain = Chain::new(no_op_handler);

    chain.link_before(logger_before);

    // Static file serving
    let env_static_path: String;
    match env::var("MOBTAG_STATIC_PATH") {
        Ok(val) => {
            env_static_path = val;
            info!("Static files will be server from {:?}", env_static_path);
        }
        Err(e) => {
            error!(
                "Could not retrive the static file directory. The error returned was: {}",
                e
            );
            panic!();
        }
    }

    chain.link_after(CompressionMiddleware);
    chain.link_after(logger_after);

    info!("MobTag server listening on port 5000");
    Iron::new(chain).http("localhost:5000").unwrap();
}

fn no_op_handler(_: &mut Request) -> IronResult<Response> {
    Ok(Response::with((iron::status::Ok, "Hello World")))
}