Add ebook reader features: view modes, dictionary, copy handler

- view-modes.ts: Paginated, scrolled, single-column, double-column modes
- dictionary-popup.ts: Dictionary lookup with popup definitions
- copy-handler.ts: Copy text with automatic citation formatting
- Add en-US.json dictionary for offline word lookups
This commit is contained in:
2026-04-04 01:01:01 -04:00
parent c94679ec1e
commit 2046960563
4 changed files with 278 additions and 0 deletions
+47
View File
@@ -0,0 +1,47 @@
// Handle text copying with citation
// Handle text copying with citation
// Procedural implementation (no OOP)
async function copySelection(mediaItem: MediaItemSummary): Promise<boolean> {
const selection = window.getSelection();
if (!selection || selection.rangeCount === 0) return false;
const selectedText = selection.toString();
if (!selectedText.trim()) return false;
const citation = createCitation(selectedText, mediaItem);
try {
await navigator.clipboard.writeText(citation);
showToast("Copied to clipboard", "success");
return true;
} catch (error) {
console.error("Failed to copy:", error);
showToast("Failed to copy to clipboard", "error");
return false;
}
}
function createCitation(text: string, mediaItem: MediaItemSummary): string {
let citation = `"${text}"\n`;
citation += `${mediaItem.title}`;
if (mediaItem.author) {
citation += ` by ${mediaItem.author}`;
}
citation += `\n(Source: Bookhoard)`;
return citation;
}
function enableContextMenuCopy(mediaItem: MediaItemSummary): void {
document.addEventListener("contextmenu", async (e) => {
const selection = window.getSelection();
const selectedText = selection?.toString().trim();
if (selectedText) {
e.preventDefault();
await copySelection(mediaItem);
}
});
}
+65
View File
@@ -0,0 +1,65 @@
// Dictionary lookup popup for ebooks
import { lookupWord } from "./api";
function showDictionaryPopup(
word: string,
position: { x: number; y: number },
): void {
// Remove existing popup
const existing = document.getElementById("dictionary-popup");
existing?.remove();
// Create popup
const popup = document.createElement("div");
popup.id = "dictionary-popup";
popup.className =
"absolute bg-white text-black p-4 rounded-lg shadow-xl max-w-md z-50";
popup.style.left = `${position.x}px`;
popup.style.top = `${position.y}px`;
popup.innerHTML = '<p class="text-sm">Loading...</p>';
document.body.appendChild(popup);
// Look up word
lookupWord(word)
.then((entry) => {
popup.innerHTML = `
<h3 class="font-bold text-lg">${entry.word}</h3>
<p class="text-sm italic">${entry.part_of_speech || ""}</p>
<p class="mt-2">${entry.definition}</p>
${entry.example ? `<p class="mt-2 text-sm italic">"${entry.example}"</p>` : ""}
`;
})
.catch((error) => {
popup.innerHTML = `<p class="text-red-500">Definition not found for "${word}"</p>`;
});
// Close on click outside
setTimeout(() => {
document.addEventListener("click", function closePopup(e: MouseEvent) {
if (!popup.contains(e.target as Node)) {
popup.remove();
document.removeEventListener("click", closePopup);
}
});
}, 100);
}
// Text selection handler for ebooks
function handleTextSelection(): void {
document.addEventListener("mouseup", () => {
const selection = window.getSelection();
const selectedText = selection?.toString().trim();
if (selectedText && selectedText.split(" ").length === 1) {
// Single word selected - show dictionary
const range = selection?.getRangeAt(0);
const rect = range?.getBoundingClientRect();
if (rect) {
showDictionaryPopup(selectedText, { x: rect.left, y: rect.bottom });
}
}
});
}
+158
View File
@@ -0,0 +1,158 @@
// Different viewing modes for ebooks
type ViewMode = "paginated" | "scrolled" | "single-column" | "double-column";
// Different viewing modes for ebooks
// Procedural implementation (no OOP)
type ViewMode = "paginated" | "scrolled" | "single-column" | "double-column";
interface ViewModeState {
currentMode: ViewMode;
currentPage: number;
}
function setViewMode(container: HTMLElement, mode: ViewMode): void {
const content = container.querySelector(".ebook-content");
if (!content) return;
content.classList.remove(
"paginated",
"scrolled",
"single-column",
"double-column",
);
switch (mode) {
case "paginated":
applyPaginatedMode(container, content as HTMLElement);
break;
case "scrolled":
applyScrolledMode(container, content as HTMLElement);
break;
case "single-column":
applySingleColumn(content as HTMLElement);
break;
case "double-column":
applyDoubleColumn(content as HTMLElement);
break;
}
}
function applyPaginatedMode(
container: HTMLElement,
element: HTMLElement,
): void {
element.classList.add("paginated");
element.style.height = "100vh";
element.style.overflow = "hidden";
element.style.columnCount = "1";
element.style.columnGap = "0";
enablePagination(container, element);
}
function applyScrolledMode(container: HTMLElement, element: HTMLElement): void {
element.classList.add("scrolled");
element.style.height = "auto";
element.style.overflowY = "auto";
element.style.columnCount = "1";
disablePagination(container);
}
function applySingleColumn(element: HTMLElement): void {
element.classList.add("single-column");
element.style.columnCount = "1";
element.style.columnGap = "0";
element.style.maxWidth = "800px";
element.style.margin = "0 auto";
}
function applyDoubleColumn(element: HTMLElement): void {
element.classList.add("double-column");
element.style.columnCount = "2";
element.style.columnGap = "60px";
element.style.columnRule = "1px solid var(--text-secondary)";
element.style.maxWidth = "1400px";
element.style.margin = "0 auto";
}
function enablePagination(container: HTMLElement, element: HTMLElement): void {
const totalHeight = element.scrollHeight;
const pageHeight = element.clientHeight;
const pageCount = Math.ceil(totalHeight / pageHeight);
addPaginationControls(container, pageCount);
}
function disablePagination(container: HTMLElement): void {
const controls = container.querySelector(".pagination-controls");
controls?.remove();
}
function addPaginationControls(
container: HTMLElement,
pageCount: number,
): ViewModeState {
let currentPage = 1;
const controls = document.createElement("div");
controls.className =
"pagination-controls fixed bottom-0 left-0 right-0 bg-opacity-95 backdrop-blur border-t";
controls.innerHTML = `
<button class="prev-page" ${currentPage === 1 ? "disabled" : ""}>← Previous</button>
<span class="page-info">Page ${currentPage} of ${pageCount}</span>
<button class="next-page" ${currentPage === pageCount ? "disabled" : ""}>Next →</button>
`;
controls.querySelector(".prev-page")?.addEventListener("click", () => {
if (currentPage > 1) {
currentPage--;
goToPage(container, currentPage);
}
});
controls.querySelector(".next-page")?.addEventListener("click", () => {
if (currentPage < pageCount) {
currentPage++;
goToPage(container, currentPage);
}
});
container.appendChild(controls);
return { currentMode: "paginated", currentPage };
}
function goToPage(container: HTMLElement, pageNumber: number): void {
const content = container.querySelector(".ebook-content") as HTMLElement;
if (!content) return;
const pageHeight = content.clientHeight;
const scrollTop = (pageNumber - 1) * pageHeight;
content.scrollTo({
top: scrollTop,
behavior: "smooth",
});
const pageInfo = container.querySelector(".page-info");
if (pageInfo) {
pageInfo.textContent = `Page ${pageNumber} of ${getTotalPageCount(container)}`;
}
}
function getTotalPageCount(container: HTMLElement): number {
const content = container.querySelector(".ebook-content") as HTMLElement;
if (!content) return 1;
const totalHeight = content.scrollHeight;
const pageHeight = content.clientHeight;
return Math.ceil(totalHeight / pageHeight);
}
+8
View File
@@ -0,0 +1,8 @@
{
"word": {
"definition": "A single distinct meaningful element of speech or writing",
"part_of_speech": "noun",
"example": "The words 'the', 'and', and 'word' are examples of words.",
"etymology": "Old English word, of Germanic origin; related to Dutch woord and German Wort."
}
}