":">","\"":""","'":"'"}[ch] || ch;
});
}
function append(role, text) {
if (!messages) return;
var item = document.createElement("div");
item.className = "funkwelt-advisor-message is-" + role;
item.innerHTML = "
" + escapeHtml(text).replace(/\n/g, "
") + "
";
messages.appendChild(item);
messages.scrollTop = messages.scrollHeight;
}
function setFeedback(text, kind) {
if (!feedback) return;
feedback.className = "funkwelt-advisor-feedback" + (kind ? " is-" + kind : "");
feedback.textContent = text || "";
}
function renderLinks(links) {
if (!linksBox) return;
linksBox.innerHTML = "";
if (!links || !links.length) {
linksBox.hidden = true;
return;
}
var groups = [
{type:"shop", title:"Passende Produkte"},
{type:"funkwelt", title:copy.links || "Passende Funkwelt-Seiten"}
];
groups.forEach(function (group) {
var items = links.filter(function (link) { return (link.type || "funkwelt") === group.type; });
if (!items.length) return;
var section = document.createElement("div");
section.className = "funkwelt-advisor-link-group is-" + group.type;
var title = document.createElement("strong");
title.textContent = group.title;
section.appendChild(title);
var visibleLimit = group.type === "shop" ? 3 : items.length;
var hiddenItems = [];
items.forEach(function (link, index) {
var a = document.createElement("a");
a.href = link.url || "#";
a.textContent = link.label || link.url || "";
a.className = "is-" + (link.type || "funkwelt");
if (index >= visibleLimit) {
a.classList.add("is-collapsed");
hiddenItems.push(a);
}
section.appendChild(a);
});
if (hiddenItems.length) {
var more = document.createElement("button");
more.type = "button";
more.className = "funkwelt-advisor-more";
more.textContent = "Weitere Produkte anzeigen (" + hiddenItems.length + ")";
more.addEventListener("click", function () {
var expand = more.getAttribute("aria-expanded") !== "true";
hiddenItems.forEach(function (item) { item.classList.toggle("is-collapsed", !expand); });
more.setAttribute("aria-expanded", expand ? "true" : "false");
more.textContent = expand ? "Weniger anzeigen" : "Weitere Produkte anzeigen (" + hiddenItems.length + ")";
});
more.setAttribute("aria-expanded", "false");
section.appendChild(more);
}
linksBox.appendChild(section);
});
linksBox.hidden = false;
}
function request(payload) {
return fetch(api, {method:"POST", credentials:"same-origin", headers:{"Content-Type":"application/json"}, body:JSON.stringify(payload)})
.then(function (response) {
return response.text().then(function (text) {
var json = {};
try { json = text ? JSON.parse(text) : {}; } catch (e) {}
if (!response.ok || !json.ok) throw new Error(json.error || copy.error || "Fehler");
return json;
});
});
}
function openPanel() {
if (!panel) return;
panel.hidden = false;
if (toggle) toggle.setAttribute("aria-expanded", "true");
if (textarea) textarea.focus();
}
function closePanel() {
if (!panel) return;
panel.hidden = true;
if (toggle) toggle.setAttribute("aria-expanded", "false");
}
if (toggle) toggle.addEventListener("click", function () { panel && panel.hidden ? openPanel() : closePanel(); });
if (close) close.addEventListener("click", closePanel);
document.querySelectorAll("[data-fwa-open]").forEach(function (trigger) {
trigger.addEventListener("click", function () {
openPanel();
});
});
if (form) form.addEventListener("submit", function (event) {
event.preventDefault();
var message = textarea ? textarea.value.trim() : "";
if (!message) return;
append("user", message);
if (textarea) textarea.value = "";
setFeedback(copy.thinking || "...");
renderLinks([]);
request({action:"ask", message:message}).then(function (json) {
append("assistant", json.reply || "");
renderLinks(json.links || []);
setFeedback(json.status === "fallback" ? "Antwort aus der lokalen Funkwelt-Suche." : "");
}).catch(function (error) {
setFeedback(error.message || copy.error || "Fehler", "error");
});
});
if (reset) reset.addEventListener("click", function () {
request({action:"reset"}).catch(function () {});
if (messages) messages.innerHTML = '
' + escapeHtml(copy.hello || "") + "
";
renderLinks([]);
setFeedback("");
if (textarea) textarea.value = "";
});
})();
