imag/imag-diary/src/delete.rs

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Rust
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2016-06-08 17:40:13 +00:00
use std::process::exit;
use chrono::naive::datetime::NaiveDateTime;
use libimagdiary::diary::Diary;
use libimagdiary::diaryid::DiaryId;
use libimagrt::runtime::Runtime;
use libimagerror::trace::trace_error;
use libimagtimeui::datetime::DateTime;
use libimagtimeui::parse::Parse;
use util::get_diary_name;
pub fn delete(rt: &Runtime) {
use libimaginteraction::ask::ask_bool;
let diaryname = get_diary_name(rt);
if diaryname.is_none() {
warn!("No diary selected. Use either the configuration file or the commandline option");
exit(1);
}
let diaryname = diaryname.unwrap();
let diary = Diary::open(rt.store(), &diaryname[..]);
debug!("Diary opened: {:?}", diary);
let datetime : Option<NaiveDateTime> = rt
.cli()
.subcommand_matches("delete")
.unwrap()
.value_of("datetime")
.map(|dt| { debug!("DateTime = {:?}", dt); dt })
.and_then(DateTime::parse)
.map(|dt| dt.into());
let to_del = match datetime {
Some(dt) => Some(diary.retrieve(DiaryId::from_datetime(diaryname.clone(), dt))),
None => diary.get_youngest_entry(),
};
let to_del = match to_del {
Some(Ok(e)) => e,
Some(Err(e)) => {
trace_error(&e);
exit(1);
},
None => {
warn!("No entry");
exit(1);
},
};
if !ask_bool(&format!("Deleting {:?}", to_del.get_location())[..], Some(true)) {
info!("Aborting delete action");
return;
}
match diary.delete_entry(to_del) {
Ok(_) => info!("Ok"),
Err(e) => {
trace_error(&e);
exit(1);
},
}
}