Files
IronCalc/generate_locale/src/dates.rs
2023-11-20 10:46:19 +01:00

84 lines
2.4 KiB
Rust

use std::collections::HashMap;
use std::fs;
use serde::{Deserialize, Serialize};
use serde_json::Value;
use crate::constants::{Dates, LOCAL_TYPE};
#[derive(Serialize, Deserialize)]
struct CaGCalendarsFormat {
format: HashMap<String, HashMap<String, String>>,
}
#[derive(Serialize, Deserialize)]
struct CaGCalendarsII {
months: CaGCalendarsFormat,
days: CaGCalendarsFormat,
}
#[derive(Serialize, Deserialize)]
struct CaGCalendarsI {
gregorian: CaGCalendarsII,
}
#[derive(Serialize, Deserialize)]
struct CaGCalendars {
calendars: CaGCalendarsI,
}
#[derive(Serialize, Deserialize)]
struct CaGId {
identity: Value,
dates: CaGCalendars,
}
#[derive(Serialize, Deserialize)]
struct CaGregorian {
main: HashMap<String, CaGId>,
}
pub fn get_dates_formatting(cldr_dir: &str, locale_id: &str) -> Result<Dates, &'static str> {
let calendar_file = format!(
"{}cldr-json/cldr-dates-{}/main/{}/ca-gregorian.json",
cldr_dir, LOCAL_TYPE, locale_id
);
let contents =
fs::read_to_string(calendar_file).or(Err("Failed reading 'ca-gregorian' file"))?;
let ca_gregorian: CaGregorian =
serde_json::from_str(&contents).or(Err("Failed parsing 'ca-gregorian' file"))?;
let gregorian = &ca_gregorian.main[locale_id].dates.calendars.gregorian;
// See: http://cldr.unicode.org/translation/date-time-1/date-time-patterns
// for the difference between stand-alone and format. We will use only the format mode
let months_format = &gregorian.months.format;
let days_format = &gregorian.days.format;
let mut day_names = vec![];
let mut day_names_short = vec![];
let mut months = vec![];
let mut months_short = vec![];
let mut months_letter = vec![];
let month_index = vec![
"1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12",
];
for index in month_index {
months_letter.push(months_format["narrow"][index].to_owned());
months_short.push(months_format["abbreviated"][index].to_owned());
months.push(months_format["wide"][index].to_owned());
}
let day_index = vec!["sun", "mon", "tue", "wed", "thu", "fri", "sat"];
for day in day_index {
day_names_short.push(days_format["abbreviated"][day].to_owned());
day_names.push(days_format["wide"][day].to_owned());
}
Ok(Dates {
day_names,
day_names_short,
months,
months_short,
months_letter,
})
}