// quotes.ts - Curated quotes collection and utility functions

export interface LocalQuote {
  text: string;
  author: string;
  language: "de" | "en";
  tags: string[];
}

export const PRESET_QUOTE_SOURCES = [
  {
    name: "ZenQuotes",
    url: "https://zenquotes.io/api/random",
    language: "en",
    tags: ["motivation", "wisdom", "life"],
  },
  {
    name: "Quotable",
    url: "https://api.quotable.io/random",
    language: "en",
    tags: ["motivation", "wisdom", "success", "life"],
  },
  {
    name: "Forismatic",
    url: "https://api.forismatic.com/api/1.0/?method=getQuote&format=json&lang=de",
    language: "de",
    tags: ["motivation", "wisdom", "life"],
  },
  {
    name: "Type.fit",
    url: "https://type.fit/api/quotes",
    language: "en",
    tags: ["motivation", "wisdom"],
  },
] as const;

export const LOCAL_QUOTES: LocalQuote[] = [
  // --- German Quotes ---
  {
    text: "Es ist nicht genug zu wissen, man muss auch anwenden; es ist nicht genug zu wollen, man muss auch tun.",
    author: "Johann Wolfgang von Goethe",
    language: "de",
    tags: ["motivation", "work", "perseverance"],
  },
  {
    text: "Wer immer tut, was er schon kann, bleibt immer das, was er schon ist.",
    author: "Henry Ford",
    language: "de",
    tags: ["motivation", "success", "perseverance"],
  },
  {
    text: "Der Zweck des Lebens ist das Leben selbst.",
    author: "Johann Wolfgang von Goethe",
    language: "de",
    tags: ["life", "wisdom"],
  },
  {
    text: "Man muss das Unmogliche versuchen, um das Mogliche zu erreichen.",
    author: "Hermann Hesse",
    language: "de",
    tags: ["motivation", "perseverance"],
  },
  {
    text: "Wer nicht kann, was er will, muss wollen, was er kann.",
    author: "Friedrich Schiller",
    language: "de",
    tags: ["wisdom", "perseverance", "life"],
  },
  {
    text: "Es hort doch jeder nur, was er versteht.",
    author: "Johann Wolfgang von Goethe",
    language: "de",
    tags: ["wisdom", "life"],
  },
  {
    text: "Ohne Musik ware das Leben ein Irrtum.",
    author: "Friedrich Nietzsche",
    language: "de",
    tags: ["life", "creativity"],
  },
  {
    text: "Wege entstehen dadurch, dass man sie geht.",
    author: "Franz Kafka",
    language: "de",
    tags: ["motivation", "perseverance", "life"],
  },
  {
    text: "Der Mensch ist nichts anderes als wozu er sich macht.",
    author: "Jean-Paul Sartre",
    language: "de",
    tags: ["wisdom", "life", "motivation"],
  },
  {
    text: "Wer kampft, kann verlieren. Wer nicht kampft, hat schon verloren.",
    author: "Bertolt Brecht",
    language: "de",
    tags: ["motivation", "perseverance", "success"],
  },
  {
    text: "Die Grenzen meiner Sprache bedeuten die Grenzen meiner Welt.",
    author: "Ludwig Wittgenstein",
    language: "de",
    tags: ["wisdom", "creativity"],
  },
  {
    text: "Was mich nicht umbringt, macht mich starker.",
    author: "Friedrich Nietzsche",
    language: "de",
    tags: ["perseverance", "motivation"],
  },
  {
    text: "Phantasie ist wichtiger als Wissen, denn Wissen ist begrenzt.",
    author: "Albert Einstein",
    language: "de",
    tags: ["creativity", "wisdom"],
  },
  {
    text: "Nur wer sein Ziel kennt, findet den Weg.",
    author: "Laozi",
    language: "de",
    tags: ["wisdom", "motivation", "success"],
  },
  {
    text: "Die beste Zeit einen Baum zu pflanzen war vor zwanzig Jahren. Die zweitbeste Zeit ist jetzt.",
    author: "Konfuzius",
    language: "de",
    tags: ["wisdom", "motivation", "work"],
  },
  {
    text: "Auch aus Steinen, die einem in den Weg gelegt werden, kann man Schones bauen.",
    author: "Johann Wolfgang von Goethe",
    language: "de",
    tags: ["perseverance", "creativity", "life"],
  },
  {
    text: "Handle, ehe du gehandelt wirst.",
    author: "Friedrich Schiller",
    language: "de",
    tags: ["motivation", "work"],
  },
  {
    text: "Geduld ist das Vertrauen, dass alles kommt, wenn die Zeit reif ist.",
    author: "Konfuzius",
    language: "de",
    tags: ["wisdom", "perseverance", "life"],
  },
  {
    text: "Im Wesen der Musik liegt es, Freude zu machen.",
    author: "Aristoteles",
    language: "de",
    tags: ["creativity", "life", "humor"],
  },
  {
    text: "Lache nie uber die Dummheit der anderen. Sie ist deine Chance.",
    author: "Winston Churchill",
    language: "de",
    tags: ["humor", "success", "wisdom"],
  },
  {
    text: "Leben ist das, was passiert, wahrend du eifrig dabei bist, andere Plane zu machen.",
    author: "John Lennon",
    language: "de",
    tags: ["life", "humor", "wisdom"],
  },
  {
    text: "Der Langsamste, der sein Ziel nicht aus den Augen verliert, geht noch immer geschwinder als jener, der ohne Ziel umherirrt.",
    author: "Gotthold Ephraim Lessing",
    language: "de",
    tags: ["perseverance", "motivation", "work"],
  },
  {
    text: "Ein Tropfen Humor auf einen Zentner Verstand.",
    author: "Friedrich Nietzsche",
    language: "de",
    tags: ["humor", "wisdom"],
  },
  // --- English Quotes ---
  {
    text: "The only way to do great work is to love what you do.",
    author: "Steve Jobs",
    language: "en",
    tags: ["work", "motivation", "success"],
  },
  {
    text: "Stay hungry, stay foolish.",
    author: "Steve Jobs",
    language: "en",
    tags: ["motivation", "creativity"],
  },
  {
    text: "Life is what happens when you are busy making other plans.",
    author: "John Lennon",
    language: "en",
    tags: ["life", "wisdom"],
  },
  {
    text: "In the middle of difficulty lies opportunity.",
    author: "Albert Einstein",
    language: "en",
    tags: ["perseverance", "motivation", "success"],
  },
  {
    text: "The unexamined life is not worth living.",
    author: "Socrates",
    language: "en",
    tags: ["wisdom", "life"],
  },
  {
    text: "Be yourself; everyone else is already taken.",
    author: "Oscar Wilde",
    language: "en",
    tags: ["life", "wisdom", "humor"],
  },
  {
    text: "To live is the rarest thing in the world. Most people exist, that is all.",
    author: "Oscar Wilde",
    language: "en",
    tags: ["life", "wisdom"],
  },
  {
    text: "The man who moves a mountain begins by carrying away small stones.",
    author: "Konfuzius",
    language: "en",
    tags: ["perseverance", "motivation", "work"],
  },
  {
    text: "It is not because things are difficult that we do not dare; it is because we do not dare that they are difficult.",
    author: "Seneca",
    language: "en",
    tags: ["motivation", "perseverance", "wisdom"],
  },
  {
    text: "The happiness of your life depends upon the quality of your thoughts.",
    author: "Marcus Aurelius",
    language: "en",
    tags: ["wisdom", "life"],
  },
  {
    text: "Waste no more time arguing about what a good man should be. Be one.",
    author: "Marcus Aurelius",
    language: "en",
    tags: ["wisdom", "motivation", "work"],
  },
  {
    text: "If you want to lift yourself up, lift up someone else.",
    author: "Booker T. Washington",
    language: "en",
    tags: ["motivation", "wisdom", "life"],
  },
  {
    text: "Darkness cannot drive out darkness; only light can do that.",
    author: "Martin Luther King Jr.",
    language: "en",
    tags: ["wisdom", "life", "motivation"],
  },
  {
    text: "The time is always right to do what is right.",
    author: "Martin Luther King Jr.",
    language: "en",
    tags: ["motivation", "wisdom", "work"],
  },
  {
    text: "There is no greater agony than bearing an untold story inside you.",
    author: "Maya Angelou",
    language: "en",
    tags: ["creativity", "life"],
  },
  {
    text: "We delight in the beauty of the butterfly, but rarely admit the changes it has gone through to achieve that beauty.",
    author: "Maya Angelou",
    language: "en",
    tags: ["perseverance", "life", "wisdom"],
  },
  {
    text: "The secret of getting ahead is getting started.",
    author: "Mark Twain",
    language: "en",
    tags: ["motivation", "work", "success"],
  },
  {
    text: "Whenever you find yourself on the side of the majority, it is time to pause and reflect.",
    author: "Mark Twain",
    language: "en",
    tags: ["wisdom", "creativity"],
  },
  {
    text: "Twenty years from now you will be more disappointed by the things you did not do than by the ones you did.",
    author: "Mark Twain",
    language: "en",
    tags: ["motivation", "life", "perseverance"],
  },
  {
    text: "It does not matter how slowly you go as long as you do not stop.",
    author: "Konfuzius",
    language: "en",
    tags: ["perseverance", "motivation"],
  },
  {
    text: "Success is not final, failure is not fatal: it is the courage to continue that counts.",
    author: "Winston Churchill",
    language: "en",
    tags: ["perseverance", "success", "motivation"],
  },
  {
    text: "The best time to plant a tree was 20 years ago. The second best time is now.",
    author: "Chinese Proverb",
    language: "en",
    tags: ["motivation", "wisdom", "work"],
  },
  {
    text: "Do what you can, with what you have, where you are.",
    author: "Theodore Roosevelt",
    language: "en",
    tags: ["motivation", "work", "perseverance"],
  },
  {
    text: "Creativity is intelligence having fun.",
    author: "Albert Einstein",
    language: "en",
    tags: ["creativity", "humor", "wisdom"],
  },
  {
    text: "Everything you can imagine is real.",
    author: "Pablo Picasso",
    language: "en",
    tags: ["creativity", "motivation"],
  },
  {
    text: "I have not failed. I have just found 10,000 ways that will not work.",
    author: "Thomas Edison",
    language: "en",
    tags: ["perseverance", "humor", "success"],
  },
  {
    text: "Well done is better than well said.",
    author: "Benjamin Franklin",
    language: "en",
    tags: ["work", "motivation", "success"],
  },
  {
    text: "You miss 100% of the shots you do not take.",
    author: "Wayne Gretzky",
    language: "en",
    tags: ["motivation", "success"],
  },
];

/**
 * All unique tags available across the local quotes collection.
 */
export const AVAILABLE_QUOTE_TAGS: string[] = Array.from(
  new Set(LOCAL_QUOTES.flatMap((q) => q.tags))
).sort();

/**
 * Returns a random quote from the local collection, optionally filtered
 * by language and/or tag.
 *
 * @param language - Filter by "de" or "en". If omitted, picks from all.
 * @param tag - Filter by a specific tag (e.g. "motivation"). If omitted, no tag filter.
 * @returns A random LocalQuote matching the filters, or a fallback if no match found.
 */
export function getRandomLocalQuote(
  language?: string,
  tag?: string
): LocalQuote {
  let pool = LOCAL_QUOTES;

  if (language) {
    pool = pool.filter((q) => q.language === language);
  }

  if (tag) {
    pool = pool.filter((q) => q.tags.includes(tag));
  }

  if (pool.length === 0) {
    // Fallback: return a random quote from the full collection
    return LOCAL_QUOTES[Math.floor(Math.random() * LOCAL_QUOTES.length)];
  }

  return pool[Math.floor(Math.random() * pool.length)];
}