imag/bin/domain/imag-habit/src/main.rs

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//
// imag - the personal information management suite for the commandline
// Copyright (C) 2015-2019 Matthias Beyer <mail@beyermatthias.de> and contributors
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//
// 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
//
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#![forbid(unsafe_code)]
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#![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,
)]
extern crate clap;
#[macro_use] extern crate log;
extern crate toml;
extern crate toml_query;
extern crate kairos;
extern crate chrono;
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extern crate prettytable;
#[macro_use] extern crate failure;
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extern crate libimaghabit;
extern crate libimagstore;
#[macro_use] extern crate libimagrt;
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extern crate libimagerror;
extern crate libimagutil;
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extern crate libimaginteraction;
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use std::io::Write;
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use std::process::exit;
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use prettytable::Table;
use prettytable::Cell;
use prettytable::Row;
use failure::Error;
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use libimagrt::runtime::Runtime;
use libimagrt::setup::generate_runtime_setup;
use libimagerror::trace::{MapErrTrace, trace_error};
use libimagerror::iter::TraceIterator;
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use libimagerror::exit::ExitUnwrap;
use libimagerror::io::ToExitCode;
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use libimaghabit::store::HabitStore;
use libimaghabit::habit::builder::HabitBuilder;
use libimaghabit::habit::HabitTemplate;
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use libimagstore::store::FileLockEntry;
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use libimagstore::store::Store;
use libimagstore::storeid::StoreId;
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use libimaginteraction::ask::ask_bool;
use libimagutil::debug_result::DebugResult;
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mod ui;
fn main() {
let version = make_imag_version!();
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let rt = generate_runtime_setup("imag-habit",
&version,
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"Habit tracking tool",
ui::build_ui);
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let _ = rt
.cli()
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.subcommand_name()
.map(|name| {
debug!("Call {}", name);
match name {
"create" => create(&rt),
"delete" => delete(&rt),
"list" => list(&rt),
"today" => today(&rt, false),
"status" => today(&rt, true),
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"show" => show(&rt),
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"done" => done(&rt),
other => {
debug!("Unknown command");
let _ = rt.handle_unknown_subcommand("imag-habit", other, rt.cli())
.map_err_trace_exit_unwrap()
.code()
.map(::std::process::exit);
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},
}
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})
.unwrap_or_else(|| today(&rt, true));
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}
fn create(rt: &Runtime) {
use kairos::parser::parse as kairos_parse;
use kairos::parser::Parsed;
let scmd = rt.cli().subcommand_matches("create").unwrap(); // safe by call from main()
let name = scmd.value_of("create-name").map(String::from).unwrap(); // safe by clap
let recu = scmd.value_of("create-date-recurr-spec").map(String::from).unwrap(); // safe by clap
let comm = scmd.value_of("create-comment").map(String::from).unwrap(); // safe by clap
let date = scmd.value_of("create-date").unwrap(); // safe by clap
let parsedate = |d, pname| match kairos_parse(d).map_err_trace_exit_unwrap() {
Parsed::TimeType(tt) => tt.calculate()
.map_dbg(|y| format!("TimeType yielded: '{:?}'", y))
.map_err_trace_exit_unwrap()
.get_moment()
.ok_or_else(|| {
error!("Error: '{}' parameter does not yield a point in time", pname);
exit(1)
})
.unwrap() // safe by above
.date(),
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_ => {
error!("Error: '{}' parameter does not yield a point in time", pname);
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exit(1);
},
};
debug!("Building habit: name = {name}, basedate = {date}, recurr = {recu}, comment = {comm}",
name = name,
date = date,
recu = recu,
comm = comm);
let hb = HabitBuilder::default()
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.with_name(name)
.with_basedate(parsedate(date, "date"))
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.with_recurspec(recu)
.with_comment(comm);
let hb = if let Some(until) = scmd.value_of("create-until") {
hb.with_until(parsedate(until, "until"))
} else {
hb
};
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debug!("Builder = {:?}", hb);
let fle = hb.build(rt.store()).map_err_trace_exit_unwrap();
let _ = rt.report_touched(fle.get_location()).unwrap_or_exit();
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}
fn delete(rt: &Runtime) {
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use libimaghabit::instance::HabitInstance;
let scmd = rt.cli().subcommand_matches("delete").unwrap(); // safe by call from main()
let name = scmd.value_of("delete-name").map(String::from).unwrap(); // safe by clap
let yes = scmd.is_present("delete-yes");
let delete_instances = scmd.is_present("delete-instances");
let mut input = rt.stdin().unwrap_or_else(|| {
error!("No input stream. Cannot ask for permission");
exit(1);
});
let mut output = rt.stdout();
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let _ = rt
.store()
.all_habit_templates()
.map_err_trace_exit_unwrap()
.trace_unwrap_exit()
.map(|sid| (sid.clone(), rt.store().get(sid).map_err_trace_exit_unwrap())) // get the FileLockEntry
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.filter(|&(_, ref habit)| match habit { // filter for name of habit == name we look for
&Some(ref h) => h.habit_name().map_err_trace_exit_unwrap() == name,
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&None => false,
})
.filter_map(|(a, o)| o.map(|x| (a, x))) // map: (a, Option<b>) -> Option<(a, b)> -> (a, b)
.map(|(sid, fle)| {
if delete_instances {
// if this does not succeed, we did something terribly wrong
let t_name = fle.habit_name().map_err_trace_exit_unwrap();
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assert_eq!(t_name, name);
let get_instance = |iid| rt.store().get(iid).map_err_trace_exit_unwrap();
let has_template_name = |i: &FileLockEntry| t_name == i.get_template_name().map_err_trace_exit_unwrap();
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let instance_location = |i: FileLockEntry| i.get_location().clone();
let delete_instance_by_id = |id| {
let do_delete = |id| rt.store().delete(id).map_err_trace_exit_unwrap();
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if !yes {
let q = format!("Really delete {}", id);
if ask_bool(&q, Some(false), &mut input, &mut output)
.map_err_trace_exit_unwrap()
{
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let _ = do_delete(id);
}
} else {
let _ = do_delete(id);
}
};
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let _ = fle
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.linked_instances()
.map_err_trace_exit_unwrap()
.trace_unwrap_exit()
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.filter_map(get_instance)
.filter(has_template_name)
.map(instance_location)
.map(delete_instance_by_id)
.collect::<Vec<_>>();
}
drop(fle);
let do_delete_template = |sid| rt.store().delete(sid).map_err_trace_exit_unwrap();
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if !yes {
let q = format!("Really delete template {}", sid);
if ask_bool(&q, Some(false), &mut input, &mut output)
.map_err_trace_exit_unwrap()
{
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let _ = do_delete_template(sid);
}
} else {
let _ = do_delete_template(sid);
}
})
.collect::<Vec<_>>();
info!("Done");
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}
// Almost the same as `list()` but with other lister functions and an additional filter for only
// listing entries which are due today.
//
// if `future` is false, the `rt.cli()` will be checked or a subcommand "today" and the related
// future flag. If it is true, the check will not be performed and it is assumed that `--future`
// was passed.
fn today(rt: &Runtime, future: bool) {
use failure::ResultExt;
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let (future, show_done) = {
if !future {
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let scmd = rt.cli().subcommand_matches("today").unwrap();
let futu = scmd.is_present("today-show-future");
let done = scmd.is_present("today-done");
(futu, done)
} else {
if let Some(status) = rt.cli().subcommand_matches("status") {
(true, status.is_present("status-done"))
} else {
(true, false)
}
}
};
let today = ::chrono::offset::Local::today().naive_local();
let relevant : Vec<_> = { // scope, to have variable non-mutable in outer scope
let mut relevant : Vec<_> = rt
.store()
.all_habit_templates()
.map_err_trace_exit_unwrap()
.trace_unwrap_exit()
.filter_map(|id| match rt.store().get(id.clone()) {
Ok(Some(h)) => Some(h),
Ok(None) => {
error!("No habit found for {:?}", id);
None
},
Err(e) => {
trace_error(&e);
None
},
})
.filter(|h| {
let due = h.next_instance_date().map_err_trace_exit_unwrap();
// today or in future
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debug!("Checking {due:?} == {today:?} or (future = {fut} && {due:?} > {today:?}",
due = due, today = today, fut = future);
due.map(|d| d == today || (future && d > today)).unwrap_or(false)
})
.collect();
// unwrap is safe because we filtered above
relevant.sort_by_key(|h| h.next_instance_date().map_err_trace_exit_unwrap().unwrap());
relevant
};
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let any_today_relevant = show_done || relevant
.iter()
.filter(|h| {
let due = h.next_instance_date().map_err_trace_exit_unwrap();
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debug!("Checking: {:?} == {:?}", due, today);
due.map(|d| d == today).unwrap_or(false) // relevant today
})
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.count() != 0;
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debug!("Any today relevant = {}", any_today_relevant);
debug!("relevant = {:?}", relevant);
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if !any_today_relevant {
let n = rt
.cli()
.subcommand_matches("today")
.and_then(|am| {
am.value_of("today-show-next-n")
.map(|x| {
x.parse::<usize>()
.context(format_err!("Cannot parse String '{}' to integer", x))
.map_err(Error::from)
.map_err_trace_exit_unwrap()
})
}).unwrap_or(5);
info!("No Habits due today.");
info!("Upcoming:");
// list `n` which are relevant in the future.
relevant.iter().take(n).for_each(|element| {
let date = element.next_instance_date().map_err_trace_exit_unwrap();
let name = element.habit_name().map_err_trace_exit_unwrap();
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if let Some(date) = date {
let is_done = element
.instance_exists_for_date(&date)
.map_err_trace_exit_unwrap();
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if show_done || !is_done {
info!(" * {date}: {name}", date = date, name = name);
}
}
});
} else {
fn lister_fn(h: &FileLockEntry) -> Vec<String> {
debug!("Listing: {:?}", h);
let name = h.habit_name().map_err_trace_exit_unwrap();
let basedate = h.habit_basedate().map_err_trace_exit_unwrap();
let recur = h.habit_recur_spec().map_err_trace_exit_unwrap();
let due = h.next_instance_date().map_err_trace_exit_unwrap()
.map(date_to_string_helper)
.unwrap_or_else(|| String::from("<finished>"));
let comm = h.habit_comment().map_err_trace_exit_unwrap();
let v = vec![name, basedate, recur, due, comm];
debug!(" -> {:?}", v);
v
}
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let header = ["#", "Name", "Basedate", "Recurr", "Next Due", "Comment"]
.iter()
.map(|s| Cell::new(s))
.collect::<Vec<Cell>>();
let mut table = Table::new();
table.set_titles(Row::new(header));
let mut empty = true;
relevant
.into_iter()
.filter(|habit| show_done || {
let instance_exists = habit
.next_instance_date()
.map_err_trace_exit_unwrap()
.map(|date| {
let instance_exists = habit
.instance_exists_for_date(&date)
.map_err_trace_exit_unwrap();
debug!("instance exists for {:?} for {:?} = {:?}",
habit.get_location().local_display_string(),
date,
instance_exists);
instance_exists
})
.unwrap_or(false);
!instance_exists
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})
.enumerate()
.for_each(|(i, e)| {
let mut v = vec![format!("{}", i)];
let mut list = lister_fn(&e);
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{
let _ = rt
.report_touched(e.get_location())
.unwrap_or_exit();
}
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v.append(&mut list);
table.add_row(v.iter().map(|s| Cell::new(s)).collect());
empty = false;
});
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if !empty {
let _ = table.print(&mut rt.stdout()).to_exit_code().unwrap_or_exit();
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}
}
}
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fn list(rt: &Runtime) {
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fn lister_fn(h: &FileLockEntry) -> Vec<String> {
debug!("Listing: {:?}", h);
let name = h.habit_name().map_err_trace_exit_unwrap();
let basedate = h.habit_basedate().map_err_trace_exit_unwrap();
let recur = h.habit_recur_spec().map_err_trace_exit_unwrap();
let comm = h.habit_comment().map_err_trace_exit_unwrap();
let (due, done) = if let Some(date) = h.next_instance_date().map_err_trace_exit_unwrap() {
let done = h.instance_exists_for_date(&date)
.map(|b| if b { "x" } else { "" })
.map(String::from)
.map_err_trace_exit_unwrap();
(date_to_string_helper(date), done)
} else {
// "finished" as in "the habit is closed"
(String::from("<finished>"), String::from(""))
};
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let v = vec![name, basedate, recur, comm, due, done];
debug!(" -> {:?}", v);
v
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}
let header = ["#", "Name", "Basedate", "Recurr", "Comment", "Next Due", "Done"]
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.iter()
.map(|s| Cell::new(s))
.collect::<Vec<Cell>>();
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let mut empty = true;
let mut table = Table::new();
table.set_titles(Row::new(header));
let _ = rt
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.store()
.all_habit_templates()
.map_err_trace_exit_unwrap()
.trace_unwrap_exit()
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.filter_map(|id| match rt.store().get(id.clone()) {
Ok(Some(h)) => Some(h),
Ok(None) => {
error!("No habit found for {:?}", id);
None
},
Err(e) => {
trace_error(&e);
None
},
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})
.enumerate()
.for_each(|(i, e)| {
let mut v = vec![format!("{}", i)];
let mut list = lister_fn(&e);
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{
let _ = rt.report_touched(e.get_location()).unwrap_or_exit();
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}
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v.append(&mut list);
table.add_row(v.iter().map(|s| Cell::new(s)).collect());
empty = false;
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});
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if !empty {
let _ = table.print(&mut rt.stdout()).to_exit_code().unwrap_or_exit();
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}
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}
fn show(rt: &Runtime) {
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let scmd = rt.cli().subcommand_matches("show").unwrap(); // safe by call from main()
let name = scmd
.value_of("show-name")
.map(String::from)
.unwrap(); // safe by clap
fn instance_lister_fn(rt: &Runtime, i: &FileLockEntry) -> Vec<String> {
use libimagutil::date::date_to_string;
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use libimaghabit::instance::HabitInstance;
let date = date_to_string(&i.get_date().map_err_trace_exit_unwrap());
let comm = i.get_comment(rt.store()).map_err_trace_exit_unwrap();
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vec![date, comm]
}
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let header = ["#", "Date", "Comment"]
.iter()
.map(|s| Cell::new(s))
.collect::<Vec<Cell>>();
let mut table = Table::new();
table.set_titles(Row::new(header));
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let _ = rt
.store()
.all_habit_templates()
.map_err_trace_exit_unwrap()
.trace_unwrap_exit()
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.filter_map(|id| get_from_store(rt.store(), id))
.filter(|h| h.habit_name().map(|n| name == n).map_err_trace_exit_unwrap())
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.enumerate()
.map(|(i, habit)| {
let name = habit.habit_name().map_err_trace_exit_unwrap();
let basedate = habit.habit_basedate().map_err_trace_exit_unwrap();
let recur = habit.habit_recur_spec().map_err_trace_exit_unwrap();
let comm = habit.habit_comment().map_err_trace_exit_unwrap();
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let _ = writeln!(rt.stdout(),
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"{i} - {name}\nBase : {b},\nRecurrence: {r}\nComment : {c}\n",
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i = i,
name = name,
b = basedate,
r = recur,
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c = comm)
.to_exit_code()
.unwrap_or_exit();
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let mut empty = true;
let iter = habit
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.linked_instances()
.map_err_trace_exit_unwrap()
.trace_unwrap_exit()
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.filter_map(|instance_id| {
debug!("Getting: {:?}", instance_id);
rt.store().get(instance_id).map_err_trace_exit_unwrap()
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})
.enumerate();
// We need to drop here because we iterate over instances and in the
// instance_lister_fn() we call instance.get_comment(), which internally tries to
// Store::get() the template object.
// This would fail because the template is already borrowed.
drop(habit);
iter.for_each(|(i, e)| {
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let mut v = vec![format!("{}", i)];
let mut instances = instance_lister_fn(&rt, &e);
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{
let _ = rt.report_touched(e.get_location()).unwrap_or_exit();
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}
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v.append(&mut instances);
table.add_row(v.iter().map(|s| Cell::new(s)).collect());
empty = false;
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});
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if !empty {
let _ = table.print(&mut rt.stdout()).to_exit_code().unwrap_or_exit();
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}
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})
.collect::<Vec<_>>();
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}
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fn done(rt: &Runtime) {
let scmd = rt.cli().subcommand_matches("done").unwrap(); // safe by call from main()
let names : Vec<_> = scmd.values_of("done-name").unwrap().map(String::from).collect();
let today = ::chrono::offset::Local::today().naive_local();
let relevant : Vec<_> = { // scope, to have variable non-mutable in outer scope
let mut relevant : Vec<_> = rt
.store()
.all_habit_templates()
.map_err_trace_exit_unwrap()
.trace_unwrap_exit()
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.filter_map(|id| get_from_store(rt.store(), id))
.filter(|h| {
let due = h.next_instance_date().map_err_trace_exit_unwrap();
due.map(|d| (d == today || d < today) || scmd.is_present("allow-future"))
.unwrap_or(false)
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})
.filter(|h| {
names.contains(&h.habit_name().map_err_trace_exit_unwrap())
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})
.collect();
// unwrap is safe because we filtered above
relevant.sort_by_key(|h| h.next_instance_date().map_err_trace_exit_unwrap().unwrap());
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relevant
};
for mut r in relevant {
let next_instance_name = r.habit_name().map_err_trace_exit_unwrap();
let next_instance_date = r.next_instance_date().map_err_trace_exit_unwrap();
if let Some(next) = next_instance_date {
debug!("Creating new instance on {:?}", next);
r.create_instance_with_date(rt.store(), &next)
.map_err_trace_exit_unwrap();
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info!("Done on {date}: {name}",
date = libimagutil::date::date_to_string(&next),
name = next_instance_name);
} else {
info!("Ignoring: {}, because there is no due date (the habit is finised)",
next_instance_name);
}
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{
let _ = rt.report_touched(r.get_location()).unwrap_or_exit();
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}
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}
info!("Done.");
}
/// Helper function for `Iterator::filter_map()`ing `all_habit_templates()` and `Store::get` them.
fn get_from_store<'a>(store: &'a Store, id: StoreId) -> Option<FileLockEntry<'a>> {
match store.get(id.clone()) {
Ok(Some(h)) => Some(h),
Ok(None) => {
error!("No habit found for {:?}", id);
None
},
Err(e) => {
trace_error(&e);
None
},
}
}
fn date_to_string_helper(d: chrono::NaiveDate) -> String {
libimagutil::date::date_to_string(&d)
}