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//
// 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::convert::Into;
use std::fmt::{Display, Formatter, Error as FmtError};
use chrono::naive::datetime::NaiveDateTime;
use chrono::naive::time::NaiveTime;
use chrono::naive::date::NaiveDate;
use chrono::Datelike;
use chrono::Timelike;
use libimagstore::storeid::StoreId;
use libimagstore::storeid::IntoStoreId;
use libimagstore::store::Result as StoreResult;
use error::DiaryError as DE;
use error::DiaryErrorKind as DEK;
use error::MapErrInto;
use libimagerror::into::IntoError;
use module_path::ModuleEntryPath;
#[derive(Debug, Clone)]
pub struct DiaryId {
name: String,
year: i32,
month: u32,
day: u32,
hour: u32,
minute: u32,
}
impl DiaryId {
pub fn new(name: String, y: i32, m: u32, d: u32, h: u32, min: u32) -> DiaryId {
DiaryId {
name: name,
year: y,
month: m,
day: d,
hour: h,
minute: min,
}
}
pub fn from_datetime<DT: Datelike + Timelike>(diary_name: String, dt: DT) -> DiaryId {
DiaryId::new(diary_name, dt.year(), dt.month(), dt.day(), dt.hour(), dt.minute())
}
pub fn diary_name(&self) -> &String {
&self.name
}
pub fn year(&self) -> i32 {
self.year
}
pub fn month(&self) -> u32 {
self.month
}
pub fn day(&self) -> u32 {
self.day
}
pub fn hour(&self) -> u32 {
self.hour
}
pub fn minute(&self) -> u32 {
self.minute
}
pub fn with_diary_name(mut self, name: String) -> DiaryId {
self.name = name;
self
}
pub fn with_year(mut self, year: i32) -> DiaryId {
self.year = year;
self
}
pub fn with_month(mut self, month: u32) -> DiaryId {
self.month = month;
self
}
pub fn with_day(mut self, day: u32) -> DiaryId {
self.day = day;
self
}
pub fn with_hour(mut self, hour: u32) -> DiaryId {
self.hour = hour;
self
}
pub fn with_minute(mut self, minute: u32) -> DiaryId {
self.minute = minute;
self
}
pub fn now(name: String) -> DiaryId {
use chrono::offset::local::Local;
let now = Local::now();
let now_date = now.date().naive_local();
let now_time = now.time();
let dt = NaiveDateTime::new(now_date, now_time);
DiaryId::new(name, dt.year(), dt.month(), dt.day(), dt.hour(), dt.minute())
}
}
impl Default for DiaryId {
/// Create a default DiaryId which is a diaryid for a diary named "default" with
/// time = 0000-00-00 00:00:00
fn default() -> DiaryId {
let dt = NaiveDateTime::new(NaiveDate::from_ymd(0, 0, 0), NaiveTime::from_hms(0, 0, 0));
DiaryId::from_datetime(String::from("default"), dt)
}
}
impl IntoStoreId for DiaryId {
fn into_storeid(self) -> StoreResult<StoreId> {
let s : String = self.into();
ModuleEntryPath::new(s).into_storeid()
}
}
impl Into<String> for DiaryId {
fn into(self) -> String {
format!("{}/{:0>4}/{:0>2}/{:0>2}/{:0>2}:{:0>2}",
self.name, self.year, self.month, self.day, self.hour, self.minute)
}
}
impl Display for DiaryId {
fn fmt(&self, fmt: &mut Formatter) -> Result<(), FmtError> {
write!(fmt, "{}/{:0>4}/{:0>2}/{:0>2}/{:0>2}:{:0>2}",
self.name, self.year, self.month, self.day, self.hour, self.minute)
}
}
impl Into<NaiveDateTime> for DiaryId {
fn into(self) -> NaiveDateTime {
let d = NaiveDate::from_ymd(self.year, self.month, self.day);
let t = NaiveTime::from_hms(self.hour, self.minute, 0);
NaiveDateTime::new(d, t)
}
}
pub trait FromStoreId : Sized {
fn from_storeid(&StoreId) -> Result<Self, DE>;
}
use std::path::Component;
fn component_to_str<'a>(com: Component<'a>) -> Result<&'a str, DE> {
match com {
Component::Normal(s) => Some(s),
_ => None,
}.and_then(|s| s.to_str())
.ok_or(DEK::IdParseError.into_error())
}
impl FromStoreId for DiaryId {
fn from_storeid(s: &StoreId) -> Result<DiaryId, DE> {
use std::str::FromStr;
use std::path::Components;
use std::iter::Rev;
fn next_component<'a>(components: &'a mut Rev<Components>) -> Result<&'a str, DE> {
components.next()
.ok_or(DEK::IdParseError.into_error())
.and_then(component_to_str)
}
let mut cmps = s.components().rev();
let (hour, minute) = try!(next_component(&mut cmps).and_then(|time| {
let mut time = time.split(":");
let hour = time.next().and_then(|s| FromStr::from_str(s).ok());
let minute = time.next()
.and_then(|s| s.split("~").next())
.and_then(|s| FromStr::from_str(s).ok());
debug!("Hour = {:?}", hour);
debug!("Minute = {:?}", minute);
match (hour, minute) {
(Some(h), Some(m)) => Ok((h, m)),
_ => return Err(DE::new(DEK::IdParseError, None)),
}
}));
let day: Result<u32,_> = next_component(&mut cmps)
.and_then(|s| s.parse::<u32>()
.map_err_into(DEK::IdParseError));
let month: Result<u32,_> = next_component(&mut cmps)
.and_then(|s| s.parse::<u32>()
.map_err_into(DEK::IdParseError));
let year: Result<i32,_> = next_component(&mut cmps)
.and_then(|s| s.parse::<i32>()
.map_err_into(DEK::IdParseError));
let name = next_component(&mut cmps).map(String::from);
debug!("Day = {:?}", day);
debug!("Month = {:?}", month);
debug!("Year = {:?}", year);
debug!("Name = {:?}", name);
let day = try!(day);
let month = try!(month);
let year = try!(year);
let name = try!(name);
Ok(DiaryId::new(name, year, month, day, hour, minute))
}
}
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