Files
bookhoard/web/src/dashboard.ts
T
john-okeefe 04e2a069d6
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fix(dashboard): stop duplicating items after scan completion
The scan-complete handler in dashboard.ts attempted to deduplicate book
cards by querying [data-media-item-id], but neither the client-side
renderBookCard nor the server-side BookCard template ever set that
attribute. As a result the dedup Set was always empty, every item from
the API response was treated as new, and all items were prepended via
insertAdjacentHTML('afterbegin', ...) on every 5-minute scan — causing
visible duplication (doubling, tripling) that only cleared on page
refresh.

Fix by replacing the fragile dedup-and-prepend logic with a per-track
full innerHTML replace. This is simpler, correctly handles items that
should be removed after a scan (the old code never removed anything),
and also removes stale sections no longer returned by the API.

Additional hardening:
- Add data-media-item-id to both renderBookCard (dashboard.ts) and the
  server-side card wrapper (dashboard.templ) so server-rendered and
  JS-rendered cards are structurally identical.
- Guard the bookhoard:scan-complete listener registration with a
  module-level boolean (scanListenerRegistered) so the handler cannot
  accumulate if Alpine ever re-inits the body subtree.
- Remove debug console.log statements from the scan handler.
2026-08-10 14:46:13 -04:00

528 lines
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import { Alpine } from "./alpine";
import { apiPost, apiPut } from "./api";
import { showToast } from "./toast";
import { initLibrarySwitcher, switchWithTransition } from "./library-switcher";
const SCROLL_AMOUNT = 300;
let scanListenerRegistered = false;
function scrollCarousel(collectionId: string, direction: number): void {
const track = document.getElementById(
`carousel-track-${collectionId}`,
) as HTMLElement;
if (!track) return;
const scrollAmount = direction * SCROLL_AMOUNT;
track.scrollBy({ left: scrollAmount, behavior: "smooth" });
}
async function openDashboardSettings(): Promise<void> {
const librarySelect = document.getElementById(
"library-select",
) as HTMLSelectElement;
const libraryId = librarySelect?.value;
if (!libraryId) {
showToast("Select a specific library to customize preferences", "error");
return;
}
const response = await fetch(
`/api/dashboard/preferences?library_id=${libraryId}`,
{
headers: { Authorization: `Bearer ${localStorage.getItem("token")}` },
},
);
if (response.ok) {
const prefs = await response.json();
applyPreferencesToModal(prefs);
} else {
showToast("Failed to load library preferences", "error");
console.error("API Error:", response.status, response.statusText);
return;
}
const modal = document.getElementById(
"dashboard-settings-modal",
) as HTMLElement;
modal?.classList.remove("hidden");
}
function applyPreferencesToModal(prefs: any): void {
const collectionList = document.getElementById(
"collection-list",
) as HTMLElement;
if (!collectionList) return;
const slider = document.querySelector(
'#dashboard-settings-modal input[type="range"]',
) as HTMLInputElement;
const display = document.getElementById("items-count-display") as HTMLElement;
if (slider && display) {
slider.value = String(prefs.items_per_section);
display.textContent = String(prefs.items_per_section);
}
const items = collectionList.querySelectorAll(
"[data-collection-id]",
) as NodeListOf<HTMLElement>;
const orderedItems: HTMLElement[] = [];
items.forEach((item) => {
const collectionId = item.dataset.collectionId;
const checkbox = item.querySelector(
'input[type="checkbox"]',
) as HTMLInputElement;
const isHidden = prefs.hidden_collections.includes(collectionId);
if (checkbox) checkbox.checked = !isHidden;
const orderIndex = prefs.collection_order.indexOf(collectionId);
if (orderIndex !== -1) {
orderedItems[orderIndex] = item;
} else {
orderedItems.push(item);
}
});
orderedItems.forEach((item) => collectionList.appendChild(item));
}
function closeDashboardSettings(): void {
const modal = document.getElementById(
"dashboard-settings-modal",
) as HTMLElement;
modal?.classList.add("hidden");
}
async function fetchAndRenderSections(libraryId: string): Promise<void> {
const param = libraryId ? `library_id=${libraryId}` : "";
const response = await fetch(
`/api/dashboard/sections?${param}`,
{
headers: {
Authorization: `Bearer ${localStorage.getItem("token")}`,
"Content-Type": "application/json",
},
},
);
if (!response.ok) throw new Error("Failed to load sections");
const data = await response.json();
renderDashboardCollections(data.sections);
}
async function saveDashboardSettings(): Promise<void> {
const collectionList = document.getElementById(
"collection-list",
) as HTMLElement;
if (!collectionList) return;
const collectionItems = collectionList.querySelectorAll(
"[data-collection-id]",
) as NodeListOf<HTMLElement>;
const hiddenCollections: string[] = [];
const collectionOrder: string[] = [];
collectionItems.forEach((item) => {
const collectionId = item.dataset.collectionId;
const checkbox = item.querySelector(
'input[type="checkbox"]',
) as HTMLInputElement;
if (collectionId) {
collectionOrder.push(collectionId);
if (checkbox && !checkbox.checked) {
hiddenCollections.push(collectionId);
}
}
});
const itemsPerCollection =
(document.querySelector("#items-count-display") as HTMLElement)
?.textContent || "20";
try {
const librarySelect = document.getElementById(
"library-select",
) as HTMLSelectElement;
const libraryId = librarySelect?.value || "";
const response = await apiPut("/dashboard/preferences", {
library_id: libraryId,
hidden_collections: hiddenCollections,
collection_order: collectionOrder,
items_per_section: parseInt(itemsPerCollection),
});
if (response.ok) {
showToast("Dashboard settings saved", "success");
closeDashboardSettings();
if (!libraryId) {
showToast("Select a specific library to customize preferences", "error");
return;
}
await fetchAndRenderSections(libraryId);
}
} catch (error) {
showToast("Failed to save settings", "error");
console.error("Save dashboard settings error:", error);
}
}
async function restoreSystemCollection(
collectionName: string,
collectionTitle: string,
): Promise<void> {
if (
!confirm(
`Are you sure you want to reset "${collectionTitle}" to its default state? Any customizations will be lost.`,
)
) {
return;
}
try {
const response = await apiPost("/dashboard/restore-system-collection", {
collection_name: collectionName,
});
if (response.ok) {
showToast(`"${collectionTitle}" restored to defaults`, "success");
setTimeout(() => window.location.reload(), 1000);
}
} catch (error) {
showToast("Failed to restore system collection", "error");
console.error("Restore system collection error:", error);
}
}
function renderSectionHTML(section: SectionData): string {
return `
<div class="dashboard-collection mb-8" data-collection-id="${section.id}">
<div class="flex items-center justify-between mb-4">
<div class="flex items-center gap-3">
<span class="text-2xl">${section.icon}</span>
<div>
<h2 class="text-xl font-bold" style="color: var(--text-primary)">${section.title}</h2>
${section.description ? `<p class="text-sm" style="color: var(--text-secondary)">${section.description}</p>` : ""}
</div>
</div>
${section.view_all_url ? `<a href="${section.view_all_url}" class="text-sm font-medium hover:underline" style="color: var(--accent);">View All →</a>` : ""}
</div>
<div class="carousel-container relative group">
<button class="carousel-nav-left absolute left-0 top-1/2 -translate-y-1/2 z-10
w-12 h-full bg-gradient-to-r from-gray-900 to-transparent
flex items-center justify-start opacity-0 pointer-events-none
group-hover:pointer-events-auto group-hover:opacity-100
transition-opacity duration-200"
data-action="scroll-carousel"
data-collection-id="${section.id}"
data-direction="-1"
aria-label="Scroll left">
<span class="text-3xl pl-2" style="color: var(--text-primary);"></span>
</button>
<div id="carousel-track-${section.id}"
class="carousel-track flex gap-4 overflow-x-auto
scroll-smooth snap-x snap-mandatory
px-12 pb-4"
style="scrollbar-width: none; -ms-overflow-style: none;">
${
section.items.length > 0
? section.items
.map((item) => renderBookCard(item))
.join("")
: '<div class="text-center py-8 w-full" style="color: var(--text-secondary);"><p>No items in this collection</p></div>'
}
</div>
<button class="carousel-nav-right absolute right-0 top-1/2 -translate-y-1/2 z-10
w-12 h-full bg-gradient-to-l from-gray-900 to-transparent
flex items-center justify-end opacity-0 pointer-events-none
group-hover:pointer-events-auto group-hover:opacity-100
transition-opacity duration-200"
data-action="scroll-carousel"
data-collection-id="${section.id}"
data-direction="1"
aria-label="Scroll right">
<span class="text-3xl pr-2" style="color: var(--text-primary);"></span>
</button>
</div>
</div>
`;
}
function renderDashboardCollections(sections: SectionData[]): void {
const container = document.getElementById(
"collections-container",
) as HTMLElement;
if (!container) return;
const currentWood = container.getAttribute("data-wood");
container.innerHTML = sections.map((section) => renderSectionHTML(section)).join("");
container.classList.remove("duration-150");
container.classList.add("duration-300");
void container.offsetHeight;
container.classList.remove("opacity-0");
setTimeout(() => {
container.classList.remove("transition-opacity", "duration-300");
}, 300);
if (currentWood) {
container.setAttribute("data-wood", currentWood);
}
}
const BOOK_OPEN_ICON =
'<svg class="reader-icon h-5 w-5" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.75" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true">' +
'<path d="M12 7v14"></path>' +
'<path d="M3 4h6a3 3 0 0 1 3 3v14a2 2 0 0 0-2-2H3z"></path>' +
'<path d="M21 4h-6a3 3 0 0 0-3 3v14a2 2 0 0 1 2-2h7z"></path>' +
"</svg>";
function renderBookCard(book: BookInfo): string {
const coverUrl = book.cover_image_path || "/static/placeholder-book.svg";
const actionHref = book.has_conflict
? `/media/${book.media_item_id}`
: `/readers/${book.media_item_id}`;
const actionLabel = book.has_conflict
? `Resolve progress conflict for ${book.title}`
: `Read ${book.title}`;
const actionTitle = book.has_conflict
? "Resolve progress conflict"
: "Read";
return `
<div class="flex-shrink-0 w-36 sm:w-40 snap-start" data-media-item-id="${book.media_item_id}">
<div class="book-card relative w-full h-full rounded-xl overflow-hidden cursor-pointer">
<a href="/media/${book.media_item_id}" class="block h-full">
<div class="book-card-cover aspect-[2/3] overflow-hidden" style="background-color: color-mix(in srgb, var(--text-primary) 8%, transparent);">
<img src="${coverUrl}"
alt="${book.title}"
class="w-full h-full object-cover"
loading="lazy"
onerror="this.src='/static/placeholder-book.svg'">
</div>
<div class="book-card-meta">
<h3 class="font-semibold text-sm leading-snug line-clamp-2" style="color: var(--text-primary)" title="${book.title}">
${book.title}
</h3>
${book.author ? `<p class="text-xs mt-0.5 line-clamp-1" style="color: var(--text-secondary)" title="${book.author}">${book.author}</p>` : ""}
</div>
</a>
<div class="book-card-action">
<a href="${actionHref}"
class="book-card-action-btn"
aria-label="${actionLabel}"
title="${actionTitle}">${BOOK_OPEN_ICON}</a>
</div>
</div>
</div>
`;
}
async function reloadPage(): Promise<void> {
const librarySelect = document.getElementById(
"library-select",
) as HTMLSelectElement;
const libraryId = librarySelect?.value || "";
await switchWithTransition("collections-container", () =>
fetchAndRenderSections(libraryId),
);
}
function updateItemsCount(
input: HTMLInputElement,
displayTarget: string,
): void {
const displayElement = document.getElementById(displayTarget) as HTMLElement;
if (displayElement) {
displayElement.textContent = input.value;
}
}
function initDragAndDrop(): void {
const collectionList = document.getElementById(
"collection-list",
) as HTMLElement;
if (!collectionList) return;
let draggedItem: HTMLElement | null = null;
collectionList.addEventListener("dragstart", (e: Event) => {
const target = e.target as HTMLElement;
if (target.classList.contains("collection-item")) {
draggedItem = target;
target.style.opacity = "0.5";
}
});
collectionList.addEventListener("dragend", (e: Event) => {
const target = e.target as HTMLElement;
if (target.classList.contains("collection-item")) {
target.style.opacity = "1";
draggedItem = null;
}
});
collectionList.addEventListener("dragover", (e: Event) => {
e.preventDefault();
const target = e.target as HTMLElement;
if (
target.classList.contains("collection-item") &&
target !== draggedItem &&
draggedItem
) {
const rect = target.getBoundingClientRect();
const midY = rect.top + rect.height / 2;
if ((e as DragEvent).clientY < midY) {
target.parentNode?.insertBefore(draggedItem, target);
} else {
if (target.parentNode) {
target.parentNode.insertBefore(draggedItem, target.nextSibling);
}
}
}
});
}
function initDashboard() {
initDragAndDrop();
initLibrarySwitcher({
onSwitch: (libraryId) =>
switchWithTransition("collections-container", () =>
fetchAndRenderSections(libraryId),
),
});
document.addEventListener("click", (e: Event) => {
const target = e.target as HTMLElement;
const actionElem = target.closest("[data-action]") as HTMLElement;
const action = actionElem?.getAttribute("data-action");
switch (action) {
case "scroll-carousel": {
const collectionId =
target.dataset.collectionId || actionElem?.dataset.collectionId;
const direction = parseInt(
target.dataset.direction || actionElem?.dataset.direction || "0",
);
if (collectionId) scrollCarousel(collectionId, direction);
break;
}
case "open-dashboard-settings":
openDashboardSettings();
break;
case "close-dashboard-settings":
closeDashboardSettings();
break;
case "save-dashboard-settings":
saveDashboardSettings();
break;
case "restore-system-collection": {
const colName =
actionElem?.dataset.collectionName || target.dataset.collectionName;
const colTitle =
actionElem?.dataset.collectionTitle ||
target.dataset.collectionTitle ||
"System Collection";
if (colName) restoreSystemCollection(colName, colTitle);
break;
}
case "reload-page":
reloadPage();
break;
}
});
document.addEventListener("input", (e: Event) => {
const target = e.target as HTMLElement;
const actionElem = target.closest("[data-input-action]") as HTMLElement;
const action = actionElem?.getAttribute("data-input-action");
switch (action) {
case "update-items-count": {
const input = target as HTMLInputElement;
const displayTarget = input.getAttribute("target");
if (displayTarget) updateItemsCount(input, displayTarget);
break;
}
}
});
if (!scanListenerRegistered) {
scanListenerRegistered = true;
window.addEventListener("bookhoard:scan-complete", async () => {
const librarySelect = document.getElementById(
"library-select",
) as HTMLSelectElement;
const libraryId = librarySelect?.value || "";
try {
const param = libraryId ? `library_id=${libraryId}` : "";
const response = await fetch(
`/api/dashboard/sections?${param}`,
{
headers: {
Authorization: `Bearer ${localStorage.getItem("token")}`,
"Content-Type": "application/json",
},
},
);
if (!response.ok) return;
const data = await response.json();
const container = document.getElementById(
"collections-container",
) as HTMLElement;
if (!container) return;
const freshSectionIds = new Set(
(data.sections as SectionData[]).map((s) => s.id),
);
for (const section of data.sections as SectionData[]) {
const track = document.getElementById(
`carousel-track-${section.id}`,
);
if (!track) {
container.insertAdjacentHTML(
"beforeend",
renderSectionHTML(section),
);
continue;
}
track.innerHTML = section.items.length > 0
? section.items.map((item) => renderBookCard(item)).join("")
: '<div class="text-center py-8 w-full" style="color: var(--text-secondary);"><p>No items in this collection</p></div>';
}
const existingSections = container.querySelectorAll<HTMLElement>(
".dashboard-collection",
);
existingSections.forEach((sec) => {
const secId = sec.getAttribute("data-collection-id");
if (secId && !freshSectionIds.has(secId)) {
sec.remove();
}
});
} catch (err) {
console.error("[dashboard] scan-complete handler error:", err);
}
});
}
}
export { initDashboard };
Alpine.data("dashboard", () => ({
initDashboard,
}));