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import * as nano from "https://deno.land/x/[email protected]/mod.ts";
import { environment } from "./environment/environment.ts";
import { Country } from "./models/country.model.ts";
let COUNTRIES: Country[];
let QUERY = environment.queries;
export async function syncCountries(force?: boolean) {
const lastSynced = localStorage.getItem("lastSynced");
const savedCountries = localStorage.getItem("countries");
const week = environment.syncInterval * 24 * 60 * 60 * 1000;
if (
!savedCountries ||
!lastSynced ||
force ||
Date.now() - Number(lastSynced) > week
) {
console.log(
nano.cyan("Syncronizing countries database..."),
force
? ""
: `\nThis will only happen every ${environment.syncInterval} days`
);
const response = await fetch(environment.baseUrl + QUERY);
const countries = await response.json();
COUNTRIES = countries;
localStorage.setItem("countries", JSON.stringify(countries));
localStorage.setItem("lastSynced", JSON.stringify(Date.now()));
console.log("Synced successfully");
} else {
COUNTRIES = JSON.parse(savedCountries);
}
return COUNTRIES;
}
export function printCountry(country: Country) {
let currencies = [];
let iteration = 0;
for (const currencyAbbr in country.currencies) {
iteration++;
const currency = country.currencies[currencyAbbr];
currencies.push(
`${iteration > 1 ? "\t\t " : ""}${currency.symbol} ${
currency.name
} (${currencyAbbr})\n`
);
}
let languages = [];
for (const langAbbr in country.languages) {
languages.push(country.languages[langAbbr] + " ");
}
console.log(
nano.cyan("\nCountry:\t"),
country.flag,
country.name.common,
nano.green("\nLanguages:\t"),
...languages,
nano.green("\nCapital:\t"),
country.capital[0],
nano.green("\nPopulation:\t"),
country.population.toLocaleString(),
nano.green("\nCurrencies:\t"),
...currencies
);
}
export function findCountry(name: string): Country {
// Replace snake case or kebab case with whitespaces
name = name.toLowerCase().replace(/-|_/g, " ");
// Find exact match first, then fall back to fuzzy match
const country = COUNTRIES.find((c) => {
const countryName = c.name.common.toLocaleLowerCase();
return countryName === name || countryName.includes(name);
});
if (!country) {
throw Error(`Cannot find country named ${name}`);
}
return country;
}
export function randomCountry() {
const randomNum = Math.floor(Math.random() * COUNTRIES.length);
return COUNTRIES[randomNum];
}
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