imag/libimaginteraction/src/ui.rs

83 lines
2.6 KiB
Rust

//
// imag - the personal information management suite for the commandline
// Copyright (C) 2015, 2016 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
//
use std::path::PathBuf;
use clap::{Arg, ArgMatches};
use libimagstore::storeid::StoreId;
use libimagerror::into::IntoError;
use result::Result;
use error::MapErrInto;
use error::InteractionErrorKind as IEK;
pub fn id_argument<'a, 'b>() -> Arg<'a, 'b> {
Arg::with_name(id_argument_name())
.short(id_argument_short())
.long(id_argument_long())
.takes_value(true)
.multiple(true)
.help("Specify the Store-Id")
}
pub fn id_argument_name() -> &'static str {
"id-argument"
}
pub fn id_argument_short() -> &'static str {
"i"
}
pub fn id_argument_long() -> &'static str {
"id"
}
pub fn get_id(matches: &ArgMatches) -> Result<Vec<StoreId>> {
matches
.values_of(id_argument_name())
.ok_or(IEK::IdMissingError.into_error())
.map_err_into(IEK::CLIError)
.and_then(|vals| {
vals.into_iter()
.fold(Ok(vec![]), |acc, elem| {
acc.and_then(|mut v| {
let elem = StoreId::new_baseless(PathBuf::from(String::from(elem)));
let elem = try!(elem.map_err_into(IEK::StoreIdParsingError));
v.push(elem);
Ok(v)
})
})
})
}
pub fn get_or_select_id(matches: &ArgMatches, store_path: &PathBuf) -> Result<Vec<StoreId>> {
use interactor::{pick_file, default_menu_cmd};
match get_id(matches).map_err_into(IEK::IdSelectingError) {
Ok(v) => Ok(v),
Err(_) => {
let path = store_path.clone();
let p = try!(pick_file(default_menu_cmd, path).map_err_into(IEK::IdSelectingError));
let id = try!(StoreId::new_baseless(p).map_err_into(IEK::StoreIdParsingError));
Ok(vec![id])
},
}
}