//
// imag - the personal information management suite for the commandline
// Copyright (C) 2015-2019 Matthias Beyer <mail@beyermatthias.de> and contributors
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; version
// 2.1 of the License.
//
// 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
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
//

#![deny(
    non_camel_case_types,
    non_snake_case,
    path_statements,
    trivial_numeric_casts,
    unstable_features,
    unused_allocation,
    unused_import_braces,
    unused_imports,
    unused_must_use,
    unused_mut,
    unused_qualifications,
    while_true,
)]

use std::process::exit;

use failure::Error;
use failure::err_msg;

use libimagrt::runtime::Runtime;
use libimagerror::trace::MapErrTrace;
use libimagcontact::store::ContactStore;
use libimagentryref::reference::fassade::RefFassade;
use libimagentryref::hasher::default::DefaultHasher;
use libimagentryref::reference::Ref;

const TEMPLATE : &'static str = include_str!("../static/new-contact-template.toml");

pub fn edit(rt: &Runtime) {
    let scmd            = rt.cli().subcommand_matches("edit").unwrap();
    let collection_name = rt.cli().value_of("contact-ref-collection-name").unwrap(); // default by clap
    let ref_config      = libimagentryref::util::get_ref_config(&rt, "imag-contact").map_err_trace_exit_unwrap();
    let hash            = scmd.value_of("hash").map(String::from).unwrap(); // safed by clap
    let force_override  = true; // when editing, we want to override, right?

    if rt.output_is_pipe() {
        error!("Cannot spawn editor if output is a pipe!");
        exit(1);
    }

    ::util::find_contact_by_hash(rt, hash)
        .for_each(|contact| {
            let filepath = contact
                .as_ref_with_hasher::<DefaultHasher>()
                .get_path(&ref_config)
                .map_err_trace_exit_unwrap();

            let success = rt.editor()
                .map_err_trace_exit_unwrap()
                .ok_or_else(|| {
                    err_msg("I have no editor configured. Cannot continue!")
                })
                .map_err_trace_exit_unwrap()
                .arg(&filepath)
                .status()
                .map_err(Error::from)
                .map_err_trace_exit_unwrap()
                .success();

            if !success {
                error!("Editor failed!");
                exit(1);
            }

            let _ = rt
                .store()
                .retrieve_from_path(&filepath, &ref_config, &collection_name, force_override)
                .map_err_trace_exit_unwrap();
        });
}