viewer.js

(function(){
  const qs = new URLSearchParams(location.search);
  const src = qs.get("src");
  const textEl = document.getElementById("text");
  const statusEl = document.getElementById("status");
  const readBtn = document.getElementById("btn-read");

  if (!src) {
    textEl.textContent = "Ingen kilde angivet.";
    return;
  }

  async function loadPDF(url){
    const pdf = await window.pdfjsLib.getDocument(url).promise;
    let out = "";
    for (let i=1;i<=pdf.numPages;i++){
      const page = await pdf.getPage(i);
      const cont = await page.getTextContent();
      out += cont.items.map(t => t.str).join(" ") + "\n";
      statusEl.textContent = `PDF side ${i}/${pdf.numPages}`;
    }
    return out;
  }

  async function loadDOCX(url){
    const res = await fetch(url);
    const buf = await res.arrayBuffer();
    const result = await window.mammoth.convertToPlainText({ arrayBuffer: buf });
    return result.value || "";
  }

  (async function init(){
    try{
      const lower = src.toLowerCase();
      let txt = "";
      if (lower.endsWith(".pdf")) {
        statusEl.textContent = "Henter PDF…";
        txt = await loadPDF(src);
      } else if (lower.endsWith(".docx")) {
        statusEl.textContent = "Henter Word…";
        txt = await loadDOCX(src);
      } else {
        statusEl.textContent = "Henter…";
        const res = await fetch(src);
        txt = await res.text(); // fallback (ikke-strengt nødvendigt)
      }
      textEl.textContent = txt.trim().slice(0, 100000); // beskyt mod enorme filer
      statusEl.textContent = "Klar.";
    }catch(e){
      console.error(e);
      textEl.textContent = "Kunne ikke indlæse dokumentet.";
      statusEl.textContent = "Fejl.";
    }
  })();

  readBtn.addEventListener("click", () => {
    const tmp = document.createElement("div");
    tmp.className = "martha-article";
    tmp.style.display = "none";
    tmp.textContent = textEl.textContent;
    document.body.appendChild(tmp);

    if (window.martha && window.martha.speakRanges) {
      const r = document.createRange();
      r.selectNodeContents(tmp);
      window.martha.speakRanges([r]);
    } else if (window.martha && window.martha.click) {
      window.martha.click.call(tmp, new Event("click"));
    } else {
      alert("Martha er ikke klar.");
    }
  });
})();