use std::env;
use std::process;

use exitcode;

use github_suggestion_cli::{gseprintln, for_suggestion};
use github_suggestion_cli::config::Config;


fn main() {
    let args: Vec<_> = env::args().collect();

    let config = match Config::get(&args) {
        Ok(c) => c,
        Err(e) => {
            gseprintln!(e);

            process::exit(exitcode::CONFIG);
        },
    };

    if config.suggestions.is_empty() {
        process::exit(111);
    }

    for_suggestion(
        &config,
        |suggestion| print!("{}", suggestion.diff().unwrap()),
    );
}