/* ===== MH Contact us about this product — button + modal (self-contained) ===== */
document.addEventListener("DOMContentLoaded", () => {
  if (!document.body.classList.contains("ex-a-5377939")) return;
  const MODAL_ID = "product-inquiry-modal";
  const STYLE_ID = "product-inquiry-styles";
  const BUTTON_LABEL = "Contact Us About This Product";

  const form = document.querySelector(".contact-form.product-inquiry-form");

  // Needs the EvoX product inquiry form on the page; also guards against running twice
  if (!form || document.getElementById(MODAL_ID)) return;

  /* ---------- 1. CSS ---------- */
  const css = `
.pi-btn,
#${MODAL_ID} {
  --pi-accent: var(--evo-btn-default-bg, #f02427);
  --pi-dark: var(--evo-brand-default, #111111);
  --pi-accent-ring: rgba(240, 36, 39, 0.15);
  --pi-border: #d2d2cc;
  --pi-muted: #c8c8c4;
  --pi-text: #3d3d3a;
}
@supports (color: color-mix(in srgb, red 50%, transparent)) {
  #${MODAL_ID} {
    --pi-accent-ring: color-mix(in srgb, var(--pi-accent) 15%, transparent);
  }
}

/* Button under Add to cart */
.pi-btn {
  clear: both;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 44px;
  margin-top: 8px;
  padding: 10px 16px;
  border: 0;
  border-radius: 4px;
  background: var(--pi-accent);
  color: #ffffff;
  font: inherit;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.2;
  text-align: center;
  white-space: normal;
  cursor: pointer;
  transition: filter 0.15s;
}
.pi-btn:hover,
.pi-btn:focus { color: #ffffff; filter: brightness(0.92); }
.pi-btn:focus-visible { outline: 3px solid var(--pi-dark); outline-offset: 2px; }
.tileparent .pi-btn,
.tileparent-list .pi-btn { min-height: 38px; font-size: 13px; padding: 8px 12px; }

/* Modal shell */
#${MODAL_ID} .modal-dialog { width: auto; max-width: 560px; margin: 6vh auto; padding: 0 12px; }
#${MODAL_ID} .modal-content {
  border: 0;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.4);
}
#${MODAL_ID} .pi-modal__header {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 20px 20px 20px 24px;
  background: var(--pi-dark);
  color: #ffffff;
  border-bottom: 4px solid var(--pi-accent);
}
#${MODAL_ID} .pi-modal__header::before,
#${MODAL_ID} .pi-modal__header::after { display: none; }
#${MODAL_ID} .pi-modal__badge {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--pi-accent);
  color: #ffffff;
}
#${MODAL_ID} .pi-modal__heading {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
  min-width: 0;
}
#${MODAL_ID} .pi-modal__title {
  margin: 0;
  padding: 0;
  font-size: 20px;
  font-weight: 700;
  line-height: 1.2;
  text-align: left;
  color: #ffffff;
}
#${MODAL_ID} .pi-modal__product {
  overflow: hidden;
  font-size: 13px;
  color: var(--pi-muted);
  white-space: nowrap;
  text-overflow: ellipsis;
}
#${MODAL_ID} .pi-modal__close {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  padding: 0;
  background: transparent;
  border: 1px solid #3a3a3a;
  border-radius: 10px;
  color: #ffffff;
  cursor: pointer;
  transition: background-color 0.15s;
}
#${MODAL_ID} .pi-modal__close:hover { background: #262626; }
#${MODAL_ID} .pi-modal__close:focus-visible { outline: 3px solid var(--pi-accent); outline-offset: 2px; }
#${MODAL_ID} .pi-modal__body { padding: 20px 24px 24px; }

/* Form layout */
#${MODAL_ID} form.product-inquiry-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}
#${MODAL_ID} form.product-inquiry-form > * { grid-column: 1 / -1; margin: 0; }
#${MODAL_ID} form.product-inquiry-form > .pi-half { grid-column: auto; }
#${MODAL_ID} .form-group { margin: 0; }
#${MODAL_ID} .form-group > br { display: none; }

/* Read-only product summary */
#${MODAL_ID} .pi-product-box {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
  gap: 12px;
  padding: 12px 14px;
  border-radius: 10px;
  background: #f4f4f2;
}
#${MODAL_ID} .pi-product-box input[readonly] {
  background: #ffffff;
  border-color: transparent;
  color: var(--pi-text);
  cursor: default;
}
#${MODAL_ID} .pi-product-box input[readonly]:focus { box-shadow: none; border-color: var(--pi-border); }

/* Fields */
#${MODAL_ID} label {
  display: block;
  margin: 0 0 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--pi-dark);
}
#${MODAL_ID} input:not([type="checkbox"]):not([type="radio"]):not([type="hidden"]):not([type="submit"]):not([type="button"]),
#${MODAL_ID} select,
#${MODAL_ID} textarea:not(.g-recaptcha-response) {
  width: 100%;
  max-width: 100%;
  height: 44px;
  box-sizing: border-box;
  padding: 0 12px;
  border: 1px solid var(--pi-border);
  border-radius: 8px;
  background: #ffffff;
  color: var(--pi-dark);
  font: inherit;
  font-size: 15px;
  box-shadow: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
#${MODAL_ID} textarea:not(.g-recaptcha-response) {
  height: auto;
  min-height: 110px;
  padding: 10px 12px;
  resize: vertical;
}
#${MODAL_ID} input:focus,
#${MODAL_ID} select:focus,
#${MODAL_ID} textarea:focus {
  outline: none;
  border-color: var(--pi-accent);
  box-shadow: 0 0 0 4px var(--pi-accent-ring);
}

/* Submit */
#${MODAL_ID} [type="submit"] {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  height: 50px;
  margin-top: 14px;
  padding: 0 20px;
  border: 0;
  border-radius: 10px;
  background: var(--pi-accent);
  color: #ffffff;
  font: inherit;
  font-size: 18px;
  font-weight: 700;
  text-shadow: none;
  box-shadow: none;
  cursor: pointer;
  transition: filter 0.15s;
}
#${MODAL_ID} [type="submit"]:hover { filter: brightness(0.92); color: #ffffff; }
#${MODAL_ID} [type="submit"]:focus-visible { outline: 3px solid var(--pi-dark); outline-offset: 2px; }
#${MODAL_ID} .response-message { margin: 0; border-radius: 8px; }

/* Responsive */
@media only screen and (max-width: 767px) {
  #${MODAL_ID} input:not([type="checkbox"]):not([type="radio"]):not([type="hidden"]):not([type="submit"]):not([type="button"]),
  #${MODAL_ID} select,
  #${MODAL_ID} textarea:not(.g-recaptcha-response) { font-size: 16px; }
}
@media only screen and (max-width: 600px) {
  #${MODAL_ID} .modal-dialog { margin: 12px auto; }
  #${MODAL_ID} .pi-modal__header { padding: 16px 16px 16px 18px; gap: 12px; }
  #${MODAL_ID} .pi-modal__badge { width: 38px; height: 38px; }
  #${MODAL_ID} .pi-modal__title { font-size: clamp(1.05rem, 4.5vw, 1.25rem); }
  #${MODAL_ID} .pi-modal__body { padding: 18px; }
}
@media only screen and (max-width: 500px) {
  #${MODAL_ID} form.product-inquiry-form > .pi-half { grid-column: 1 / -1; }
  #${MODAL_ID} .pi-product-box { grid-template-columns: minmax(0, 1fr); }
}
@media only screen and (max-width: 400px) {
  #${MODAL_ID} .pi-modal__badge { display: none; }
  #${MODAL_ID} .g-recaptcha { transform: scale(0.85); transform-origin: 0 0; height: 66px; }
}
@media (prefers-reduced-motion: reduce) {
  .pi-btn,
  #${MODAL_ID} input,
  #${MODAL_ID} textarea,
  #${MODAL_ID} select { transition: none; }
}`;

  if (!document.getElementById(STYLE_ID)) {
    const style = document.createElement("style");
    style.id = STYLE_ID;
    style.textContent = css;
    document.head.append(style);
  }

  /* ---------- 2. Modal (Bootstrap 3 markup) ---------- */
  const chatIcon = `<svg width="22" height="22" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M21 12a8 8 0 0 1-11.6 7.1L4 20l1-4.6A8 8 0 1 1 21 12z"></path><path d="M9 10h6M9 14h4"></path></svg>`;
  const closeIcon = `<svg width="18" height="18" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round"><path d="M6 6l12 12M18 6L6 18"></path></svg>`;

  document.body.insertAdjacentHTML(
    "beforeend",
    `<div class="modal fade pi-modal" id="${MODAL_ID}" tabindex="-1" role="dialog" aria-labelledby="pi-modal-title" aria-hidden="true">
      <div class="modal-dialog" role="document">
        <div class="modal-content">
          <div class="modal-header pi-modal__header">
            <span class="pi-modal__badge" aria-hidden="true">${chatIcon}</span>
            <div class="pi-modal__heading">
              <h3 class="pi-modal__title" id="pi-modal-title">Contact us about this product</h3>
              <span class="pi-modal__product"></span>
            </div>
            <button type="button" class="pi-modal__close" data-dismiss="modal" aria-label="Close">${closeIcon}</button>
          </div>
          <div class="modal-body pi-modal__body"></div>
        </div>
      </div>
    </div>`,
  );

  const modal = document.getElementById(MODAL_ID);
  const productLine = modal.querySelector(".pi-modal__product");

  /* ---------- 3. Move the form into the modal and lay it out ---------- */
  modal.querySelector(".modal-body").append(form);
  form.classList.remove("hide");

  const fieldGroup = (name) => {
    const field = form.querySelector(`[name="${name}"]`);
    return field ? field.closest(".form-group") : null;
  };

  const titleInput = form.querySelector('[name="product_title"]');
  const skuInput = form.querySelector('[name="sku"]');
  const titleGroup = fieldGroup("product_title");
  const skuGroup = fieldGroup("sku");

  // Product title + item code are filled in automatically, so show them as a read-only summary
  if (titleGroup && skuGroup) {
    const productBox = document.createElement("div");
    productBox.className = "pi-product-box";
    titleGroup.before(productBox);
    productBox.append(titleGroup, skuGroup);
  }
  if (titleInput) titleInput.readOnly = true;
  if (skuInput) skuInput.readOnly = true;

  ["name", "business", "phone", "email"].forEach((name) => {
    const group = fieldGroup(name);
    if (group) group.classList.add("pi-half");
  });

  /* ---------- 4. Work out a product's title + item code ---------- */
  const cleanText = (text) => (text || "").replace(/\s+/g, " ").trim();

  const getProductInfo = (group) => {
    const container = group.closest("[data-sku]");
    const sku = container ? cleanText(container.dataset.sku) : "";

    // Grid / list tiles have a .product-name
    const nameEl = container ? container.querySelector(".product-name") : null;
    let title = nameEl ? cleanText(nameEl.textContent) : "";

    // Product page: EvoX exposes the current product on $evodata
    if (!title) {
      const view = window.$evodata && window.$evodata.products && window.$evodata.products.view;
      if (view && (!sku || view.sku === sku)) title = cleanText(view.name);
    }

    // Last resort on a product page: the page heading
    if (!title) {
      const heading = document.querySelector("h1");
      title = heading ? cleanText(heading.textContent) : "";
    }

    return { title, sku };
  };

  /* ---------- 5. Add a button after Add to cart in every .buttons.group ---------- */
  const addButtons = () => {
    let added = 0;

    document.querySelectorAll(".buttons.group:not([data-pi-ready])").forEach((group) => {
      group.setAttribute("data-pi-ready", "");

      // Skip Quick View and other modals
      if (group.closest(".modal")) return;

      const cartButton = group.querySelector(".btn-add-to-cart") || Array.from(group.querySelectorAll(".btn")).pop();
      if (!cartButton) return;

      const { title, sku } = getProductInfo(group);

      const button = document.createElement("button");
      button.type = "button";
      button.className = "pi-btn";
      button.textContent = BUTTON_LABEL;
      button.dataset.piTitle = title;
      button.dataset.piSku = sku;
      button.setAttribute("data-toggle", "modal");
      button.setAttribute("data-target", `#${MODAL_ID}`);
      button.setAttribute("aria-haspopup", "dialog");

      cartButton.insertAdjacentElement("afterend", button);
      added += 1;
    });

    // Let the theme's equal-height tiles recalculate with the new button in place
    if (added) window.dispatchEvent(new Event("resize"));
  };

  addButtons();

  // Tiles loaded later (pagination, filters, AJAX) get a button too
  let scanQueued = false;
  const observer = new MutationObserver(() => {
    if (scanQueued) return;
    scanQueued = true;
    requestAnimationFrame(() => {
      scanQueued = false;
      addButtons();
    });
  });
  observer.observe(document.body, { childList: true, subtree: true });

  /* ---------- 6. Fill the form for the clicked product ---------- */
  const setValue = (input, value) => {
    if (!input) return;
    input.value = value;
    input.dispatchEvent(new Event("input", { bubbles: true }));
    input.dispatchEvent(new Event("change", { bubbles: true }));
  };

  let lastSku = null;

  document.addEventListener("click", (event) => {
    const button = event.target.closest(".pi-btn");
    if (!button) return;

    const title = button.dataset.piTitle || "";
    const sku = button.dataset.piSku || "";

    setValue(titleInput, title);
    setValue(skuInput, sku);
    productLine.textContent = title;

    // Clear an old success/error message when switching to a different product
    if (lastSku !== null && lastSku !== sku) {
      const response = form.querySelector(".response-message");
      if (response) response.classList.add("hide");
    }
    lastSku = sku;
  });

  /* ---------- 7. Focus the first field the customer needs to fill ---------- */
  if (window.jQuery) {
    window.jQuery(modal).on("shown.bs.modal", () => {
      const firstField = form.querySelector('[name="name"]') || form.querySelector("textarea");
      if (firstField) firstField.focus();
    });
  }
});
/* ===== End ===== */