(function () {
  "use strict";

  const HOUSE_MINOR_NUMBER_BANDS = [
    [2, 3, 4],
    [5, 6, 7],
    [8, 9, 10],
    [2, 3, 4],
    [5, 6, 7],
    [8, 9, 10]
  ];
  const HOUSE_LEFT_SUITS = ["Wands", "Disks", "Swords", "Cups", "Wands", "Disks"];
  const HOUSE_RIGHT_SUITS = ["Swords", "Cups", "Wands", "Disks", "Swords", "Cups"];
  const HOUSE_MIDDLE_SUITS = ["Wands", "Cups", "Swords", "Disks"];
  const HOUSE_MIDDLE_RANKS = ["Ace", "Knight", "Queen", "Prince", "Princess"];
  const HOUSE_TRUMP_ROWS = [
    [0],
    [20, 21, 12],
    [19, 10, 2, 1, 3, 16],
    [18, 17, 15, 14, 13, 9, 8, 7, 6, 5, 4],
    [11]
  ];

  const config = {
    resolveTarotCardImage: null,
    getDisplayCardName: (card) => card?.name || "",
    clearChildren: () => {},
    normalizeTarotCardLookupName: (value) => String(value || "").trim().toLowerCase(),
    selectCardById: () => {},
    getCards: () => [],
    getSelectedCardId: () => ""
  };

  function init(nextConfig = {}) {
    Object.assign(config, nextConfig || {});
  }

  function getCardLookupMap(cards) {
    const lookup = new Map();
    (Array.isArray(cards) ? cards : []).forEach((card) => {
      const key = config.normalizeTarotCardLookupName(card?.name);
      if (key) {
        lookup.set(key, card);
      }
    });
    return lookup;
  }

  function buildMinorCardName(rankNumber, suit) {
    const number = Number(rankNumber);
    const suitName = String(suit || "").trim();
    const rankName = ({ 1: "Ace", 2: "Two", 3: "Three", 4: "Four", 5: "Five", 6: "Six", 7: "Seven", 8: "Eight", 9: "Nine", 10: "Ten" })[number];
    if (!rankName || !suitName) {
      return "";
    }
    return `${rankName} of ${suitName}`;
  }

  function buildCourtCardName(rank, suit) {
    const rankName = String(rank || "").trim();
    const suitName = String(suit || "").trim();
    if (!rankName || !suitName) {
      return "";
    }
    return `${rankName} of ${suitName}`;
  }

  function findCardByLookupName(cardLookupMap, cardName) {
    const key = config.normalizeTarotCardLookupName(cardName);
    if (!key) {
      return null;
    }
    return cardLookupMap.get(key) || null;
  }

  function findMajorCardByTrumpNumber(cards, trumpNumber) {
    const target = Number(trumpNumber);
    if (!Number.isFinite(target)) {
      return null;
    }
    return (Array.isArray(cards) ? cards : []).find((card) => card?.arcana === "Major" && Number(card?.number) === target) || null;
  }

  function createHouseCardButton(card, elements) {
    const button = document.createElement("button");
    button.type = "button";
    button.className = "tarot-house-card-btn";

    if (!card) {
      button.disabled = true;
      const fallback = document.createElement("span");
      fallback.className = "tarot-house-card-fallback";
      fallback.textContent = "Missing";
      button.appendChild(fallback);
      return button;
    }

    const cardDisplayName = config.getDisplayCardName(card);
    button.title = cardDisplayName || card.name;
    button.setAttribute("aria-label", cardDisplayName || card.name);
    button.dataset.houseCardId = card.id;
    const imageUrl = typeof config.resolveTarotCardImage === "function"
      ? config.resolveTarotCardImage(card.name)
      : null;

    if (imageUrl) {
      const image = document.createElement("img");
      image.className = "tarot-house-card-image";
      image.src = imageUrl;
      image.alt = cardDisplayName || card.name;
      button.appendChild(image);
    } else {
      const fallback = document.createElement("span");
      fallback.className = "tarot-house-card-fallback";
      fallback.textContent = cardDisplayName || card.name;
      button.appendChild(fallback);
    }

    button.addEventListener("click", () => {
      config.selectCardById(card.id, elements);
      elements?.tarotCardListEl
        ?.querySelector(`[data-card-id="${card.id}"]`)
        ?.scrollIntoView({ block: "nearest" });
    });

    return button;
  }

  function updateSelection(elements) {
    if (!elements?.tarotHouseOfCardsEl) {
      return;
    }

    const selectedCardId = config.getSelectedCardId();
    const buttons = elements.tarotHouseOfCardsEl.querySelectorAll(".tarot-house-card-btn[data-house-card-id]");
    buttons.forEach((button) => {
      const isSelected = button.dataset.houseCardId === selectedCardId;
      button.classList.toggle("is-selected", isSelected);
      button.setAttribute("aria-current", isSelected ? "true" : "false");
    });
  }

  function appendHouseMinorRow(columnEl, cardLookupMap, numbers, suit, elements) {
    const rowEl = document.createElement("div");
    rowEl.className = "tarot-house-row";

    numbers.forEach((rankNumber) => {
      const cardName = buildMinorCardName(rankNumber, suit);
      const card = findCardByLookupName(cardLookupMap, cardName);
      rowEl.appendChild(createHouseCardButton(card, elements));
    });

    columnEl.appendChild(rowEl);
  }

  function appendHouseCourtRow(columnEl, cardLookupMap, rank, elements) {
    const rowEl = document.createElement("div");
    rowEl.className = "tarot-house-row";

    HOUSE_MIDDLE_SUITS.forEach((suit) => {
      const cardName = buildCourtCardName(rank, suit);
      const card = findCardByLookupName(cardLookupMap, cardName);
      rowEl.appendChild(createHouseCardButton(card, elements));
    });

    columnEl.appendChild(rowEl);
  }

  function appendHouseTrumpRow(containerEl, trumpNumbers, elements, cards) {
    const rowEl = document.createElement("div");
    rowEl.className = "tarot-house-trump-row";

    (trumpNumbers || []).forEach((trumpNumber) => {
      const card = findMajorCardByTrumpNumber(cards, trumpNumber);
      rowEl.appendChild(createHouseCardButton(card, elements));
    });

    containerEl.appendChild(rowEl);
  }

  function render(elements) {
    if (!elements?.tarotHouseOfCardsEl) {
      return;
    }

    const cards = config.getCards();
    config.clearChildren(elements.tarotHouseOfCardsEl);
    const cardLookupMap = getCardLookupMap(cards);

    const trumpSectionEl = document.createElement("div");
    trumpSectionEl.className = "tarot-house-trumps";
    HOUSE_TRUMP_ROWS.forEach((trumpRow) => {
      appendHouseTrumpRow(trumpSectionEl, trumpRow, elements, cards);
    });

    const bottomGridEl = document.createElement("div");
    bottomGridEl.className = "tarot-house-bottom-grid";

    const leftColumnEl = document.createElement("div");
    leftColumnEl.className = "tarot-house-column";
    HOUSE_MINOR_NUMBER_BANDS.forEach((numbers, rowIndex) => {
      appendHouseMinorRow(leftColumnEl, cardLookupMap, numbers, HOUSE_LEFT_SUITS[rowIndex], elements);
    });

    const middleColumnEl = document.createElement("div");
    middleColumnEl.className = "tarot-house-column";
    HOUSE_MIDDLE_RANKS.forEach((rank) => {
      appendHouseCourtRow(middleColumnEl, cardLookupMap, rank, elements);
    });

    const rightColumnEl = document.createElement("div");
    rightColumnEl.className = "tarot-house-column";
    HOUSE_MINOR_NUMBER_BANDS.forEach((numbers, rowIndex) => {
      appendHouseMinorRow(rightColumnEl, cardLookupMap, numbers, HOUSE_RIGHT_SUITS[rowIndex], elements);
    });

    bottomGridEl.append(leftColumnEl, middleColumnEl, rightColumnEl);
    elements.tarotHouseOfCardsEl.append(trumpSectionEl, bottomGridEl);
    updateSelection(elements);
  }

  window.TarotHouseUi = {
    init,
    render,
    updateSelection
  };
})();