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use glob::glob;
use lazy_static::lazy_static;
use std::collections::HashMap;
use std::fs::File;
use std::io::BufReader;
use std::io::Read;
use std::sync::RwLock;
type Key = String;
type Locale = String;
type Value = String;
lazy_static! {
pub static ref TR: RwLock<HashMap<Key, HashMap<Locale, Value>>> = RwLock::new(HashMap::new());
}
pub fn read_files(pattern: &str) -> Vec<String> {
let mut contents = Vec::new();
for entry in glob(pattern).expect("Failed to read glob pattern") {
let file = File::open(entry.unwrap()).expect("Failed to open the file");
let mut reader = BufReader::new(file);
let mut content = String::new();
reader
.read_to_string(&mut content)
.expect("Failed to read the file");
contents.push(content);
}
contents
}
pub fn load_i18n(content: String) {
let res: HashMap<String, HashMap<String, String>> =
serde_json::from_str(&content).expect("Cannot parse I18n file");
TR.write().unwrap().extend(res);
}
pub fn t(key: &str, locale: &str) -> String {
match TR.read().unwrap().get(key) {
Some(trs) => match trs.get(locale) {
Some(value) => value.to_owned(),
None => panic!("Missing language ({}) for key: {}", locale, key),
},
None => panic!("Missing key: {}", key),
}
}