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|
use crate::iter::*;
use crate::iterinfo::*;
use crate::options::*;
use crate::poslist::*;
use crate::rrule::*;
use chrono::offset::TimeZone;
use chrono::prelude::*;
use chrono::{DateTime, Duration, Utc};
use chrono_tz::*;
use std::collections::HashMap;
pub trait TIterResult {
fn accept(&mut self, date: DateTime<Tz>) -> bool;
fn get_value(&self) -> Vec<DateTime<Tz>>;
}
pub fn iter_v2<T: TIterResult>(
iter_result: &mut T,
options: &mut ParsedOptions
) -> Vec<DateTime<Tz>> {
if (options.count.is_some() && options.count.unwrap() == 0) || options.interval == 0 {
return iter_result.get_value();
}
let mut counter_date = options.dtstart;
let mut ii = IterInfo::new(options);
ii.rebuild(counter_date.year() as isize, counter_date.month() as usize);
let mut timeset = make_timeset(&ii, &counter_date, options);
let mut count = match options.count {
Some(count) => count,
_ => 0,
};
loop {
let (dayset, start, end) = ii.getdayset(
&options.freq,
counter_date.year() as isize,
counter_date.month() as usize,
counter_date.day() as usize,
);
let mut dayset = dayset
.into_iter()
.map(|s| Some(s as isize))
.collect::<Vec<Option<isize>>>();
let filtered = remove_filtered_days(&mut dayset, start, end, &ii, options);
if not_empty(&options.bysetpos) {
let poslist = build_poslist(&options.bysetpos, ×et, start, end, &ii, &dayset);
for j in 0..poslist.len() {
let res = poslist[j];
if options.until.is_some() && res > options.until.unwrap() {
return iter_result.get_value();
}
if res >= options.dtstart {
//let rezoned_date = rezone_if_needed(&res, &options);
let rezoned_date = UTC.timestamp(res.timestamp(), 0);
if !iter_result.accept(rezoned_date) {
return iter_result.get_value();
}
if count > 0 {
count -= 1;
if count == 0 {
return iter_result.get_value();
}
}
}
}
} else {
for j in start..end {
let current_day = dayset[j];
if current_day.is_none() {
continue;
}
let current_day = current_day.unwrap();
let date = from_ordinal(ii.yearordinal().unwrap() + current_day);
for k in 0..timeset.len() {
let res = Utc.ymd(date.year(), date.month(), date.day()).and_hms(
timeset[k].hour as u32,
timeset[k].minute as u32,
timeset[k].second as u32,
);
if options.until.is_some() && res > options.until.unwrap() {
return iter_result.get_value();
}
if res >= options.dtstart {
//let rezoned_date = rezone_if_needed(&res, &options);
let rezoned_date = UTC.timestamp(res.timestamp(), 0);
if !iter_result.accept(rezoned_date) {
return iter_result.get_value();
}
if count > 0 {
count -= 1;
if count == 0 {
return iter_result.get_value();
}
}
}
}
}
}
if options.interval == 0 {
return iter_result.get_value();
}
// Handle frequency and interval
counter_date = increment_counter_date(counter_date, options, filtered);
if counter_date.year() > 2200 {
return iter_result.get_value();
}
if options.freq == Frequenzy::HOURLY
|| options.freq == Frequenzy::MINUTELY
|| options.freq == Frequenzy::SECONDLY
{
timeset = ii.gettimeset(
&options.freq,
counter_date.hour() as usize,
counter_date.minute() as usize,
counter_date.second() as usize,
0,
);
}
ii.rebuild(counter_date.year() as isize, counter_date.month() as usize);
}
}
|
