import inspirationalQuotes from "./json/quotes.json";
import countryCodes from "./json/countries.json";

/**
 * Converts a country code to its corresponding country name.
 * @param countryCode - The country code to convert.
 * @returns The country name if found, otherwise null.
 */
export function countryCodeToName(countryCode: string): string | null {
  // Look up the country name using the provided country code
  const countryName = countryCodes[countryCode.toLowerCase() as keyof typeof countryCodes];
  // Return the country name if found, otherwise return null
  return countryName || null;
}

/**
 * Generates the URL for a flag image based on the specified size and country code.
 * @param size - The desired height of the flag image. Avaliable sizes: 20, 24, 40, 60, 80, 120, 240.
 * @param country - The 2 digit country code representing the desired flag.
 * @returns The URL of the flag image.
 */
export function getFlag(size:number,country: string) {
  return `https://flagcdn.com/h${size}/${country}.png`;
}
    
/**
 * Generates a random string consisting of alphanumeric characters.
 * @returns {string} The randomly generated string.
 */
export function generateRandomString() {
  let randomString = "";
  const digits =
    "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";

  for (let i = 0; i < 10; i++) {
    const randomIndex = Math.floor(Math.random() * digits.length);
    randomString += digits[randomIndex];
  }
  return randomString;
}

const quotes = inspirationalQuotes.quotes;
/**
 * Retrieves a random quote from the quotes array.
 * @returns A formatted string containing the random quote and its author.
 */
export function getRandomQuote() {
  const randomIndex = Math.floor(Math.random() * quotes.length);
  let quoteString = quotes[randomIndex].quote;
  let authorString = quotes[randomIndex].author;
  return "\"" + quoteString +  "\" - "  + authorString;
}