use biblatex::Bibliography;
// use json::*;
// use pubmed;
// use std::fs;
// use std::fs::File;
// use std::io::prelude::*;
use crate::bib_man::check_settings;
// use crate::bib_man::find_doi;
use crate::bib_man::main_menu;
use crate::bib_man::open_bib;
use bib_manager::bib_man;
use std::env;
// use std::io::{self, Read};
use snafu::{ensure, Backtrace, ErrorCompat, ResultExt, Snafu};

use std::path::Path;

fn main() {
    // check for settings, set path if needed, load bib from default path
    // all happens automatically at startup, not sure how to make this better right now
    // let empty_bib: biblatex::Bibliography;
    let settings_json = check_settings().unwrap();
    let path_string = Path::new(settings_json["default_path"].as_str().unwrap());
    let bibliography = match open_bib(path_string) {
        Ok(bibliograph) => bibliograph,
        Err(e) => {
            eprintln!("uh oh, your bib file didn't load :S {}", e);
            // handle_err(&empty_bib);
            if let Some(backtrace) = ErrorCompat::backtrace(&e) {
                println!("{}", backtrace);
            };
            panic!
        }
    };

    // starting of setting stuff up for custom settings struct, not totally sure if necessary?
    // let settings: settings = settings::set_path(String::from(
    //     settings_json["default_path"].as_str().unwrap(),
    // ));

    // take command line args, only menu is implemented right now
    let args: Vec<String> = env::args().collect();
    println!("{:?}", args);
    if args.iter().any(|i| i == "menu") {
        main_menu(&bibliography);
        // } else if args.iter().any(|i| i == "find") {
        //     find_doi(&bibliography);
    }
}