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|
//! Typed time file for cassiopeia
//!
//! This data gets generated by the `format` module, and can later be
//! used to generate new files, and perform various lookups and
//! analysis tasks.
use crate::{
format::ir::{IrItem, IrType, MakeIr},
Date, Time,
};
use chrono::{DateTime, Duration, FixedOffset as Offset, Local, NaiveDate};
use std::collections::BTreeMap;
#[derive(Debug, Default)]
pub struct TimeFile {
/// A parsed header structure
header: BTreeMap<String, String>,
/// A parsed session structure
sessions: Vec<Session>,
/// A parsed invoice list
invoices: Vec<Invoice>,
}
impl TimeFile {
pub(crate) fn append(&mut self, line: IrItem) {
match line {
IrItem {
tt: IrType::Header(ref header),
..
} => self.header = header.clone(),
IrItem {
tt: IrType::Start(time),
lo,
} => self.sessions.push(Session::start(time.into())),
IrItem {
tt: IrType::Stop(time),
lo,
} => self.get_last_session().unwrap().stop(time.into()),
IrItem {
tt: IrType::Invoice(date),
lo,
} => self.invoices.push(Invoice::new(date.into())),
_ => {}
}
}
fn get_last_session(&mut self) -> Option<&mut Session> {
self.sessions.last_mut()
}
fn get_last_invoice(&mut self) -> Option<&mut Invoice> {
self.invoices.last_mut()
}
/// Start a new session (optionally 15-minute rounded)
///
/// This function returns the new session object that will have to
/// be turned into an IR line to be written back into the file
pub(crate) fn start(&mut self, round: bool) -> Option<Session> {
// Check if the last session was closed
match self.get_last_session() {
Some(s) if !s.finished() => return None,
_ => {}
}
// Create a new time
let now = if round {
Time::now().round()
} else {
Time::now()
};
Some(Session::start(now))
}
/// Stop the last session that was started, returning a completed
/// session
pub(crate) fn stop(&mut self, round: bool) -> Option<Session> {
match self.get_last_session() {
Some(s) if s.finished() => return None,
None => return None,
_ => {}
}
// Create a new time
let now = if round {
Time::now().round()
} else {
Time::now()
};
self.get_last_session().cloned().map(|mut s| {
s.stop(now);
s
})
}
/// Add a new invoice block to the time file
pub(crate) fn invoice(&mut self) -> Option<Invoice> {
let today = Date::today();
let last_sess = self.get_last_session().cloned();
match self.get_last_invoice() {
// Check if _today_ there has been already an invoice
Some(i) if i.date == today => return None,
// Check if since the last invoice there has been at least
// _one_ terminated session.
Some(i)
if !last_sess
.map(|s| !s.stop.map(|s| s.after(&i.date)).unwrap_or(false))
.unwrap_or(false) =>
{
return None
}
// Otherwise, we create an invoice
_ => {}
}
Some(Invoice::new(today))
}
}
#[derive(Clone, Debug)]
pub struct Session {
start: Time,
stop: Option<Time>,
}
impl Session {
/// Create a new session with a start time
fn start(start: Time) -> Self {
Self { start, stop: None }
}
/// Finalise a session with a stop time
fn stop(&mut self, stop: Time) {
self.stop = Some(stop);
}
/// Check whether this session was already finished
pub fn finished(&self) -> bool {
self.stop.is_some()
}
/// Get the length of the session, if it was already finished
pub fn length(&self) -> Option<Duration> {
self.stop.as_ref().map(|stop| stop - &self.start)
}
}
impl MakeIr for Session {
fn make_ir(&self) -> IrType {
match self.stop {
Some(ref time) => IrType::Stop(time.clone()),
None => IrType::Start(self.start.clone()),
}
}
}
#[derive(Debug)]
pub struct Invoice {
date: Date,
}
impl Invoice {
fn new(date: Date) -> Self {
Self { date }
}
}
impl MakeIr for Invoice {
fn make_ir(&self) -> IrType {
IrType::Invoice(self.date.clone())
}
}
|
