Function levelOf

packages/webapp/components/world/ladder.ts:104–115

(articles: number)

 * plain scan over twelve entries rather than anything that allocates.
 */
export function levelOf(articles: number): number {
  if (articles <= 0) {
    return 0;
  }
  let level = 1;
  for (let i = 0; i < LEVELS.length; i += 1) {
    if (articles >= LEVELS[i].reads) {
      level = i + 1;
    }
  }
  return level;
}

/** The minimum a district needs to sit on `level`, and 0 for untouched ground. */
export const floorOf = (level: number): number =>