Files
kgpz_web/views/routes/ausgabe/components/_newspaper_layout.gohtml
2025-09-16 17:02:58 +02:00

1290 lines
52 KiB
Plaintext

{{ $model := .model }}
{{ $images := $model.Images }}
<div class="space-y-8 h-full relative" id="newspaper-content">
<!-- Main Issue Pages -->
{{ if $images.MainPages }}
{{ $pages := $images.MainPages }}
{{ $pageCount := len $pages }}
<!-- Dynamic 2-column grid for arbitrary page count -->
<div class="grid grid-cols-2 gap-4">
{{ range $index, $page := $pages }}
{{ if $page.Available }}
{{ $pageIndex := $index }}
{{ $isFirstPage := eq $pageIndex 0 }}
{{ $isLastPage := eq $pageIndex (sub $pageCount 1) }}
{{ $isOddPosition := eq (mod $pageIndex 2) 0 }}
{{ $isEvenPosition := eq (mod $pageIndex 2) 1 }}
{{ if $isFirstPage }}
<!-- Page 1: Always left column -->
<div class="newspaper-page-container" id="page-{{ $page.PageNumber }}">
<!-- Page indicator row - right aligned for first page -->
<div class="flex justify-end items-center gap-1 mb-2">
<button onclick="copyPagePermalink('{{ $page.PageNumber }}', this)" class="w-6 h-6 bg-blue-100 hover:bg-blue-200 text-blue-700 border border-blue-300 rounded flex items-center justify-center transition-colors duration-200 cursor-pointer" title="Link zu Seite {{ $page.PageNumber }} kopieren">
<i class="ri-share-line text-xs"></i>
</button>
<button onclick="generatePageCitation('{{ $page.PageNumber }}', this)" class="w-6 h-6 bg-green-100 hover:bg-green-200 text-green-700 border border-green-300 rounded flex items-center justify-center transition-colors duration-200 cursor-pointer" title="Zitation für Seite {{ $page.PageNumber }} generieren">
<i class="ri-file-text-line text-xs"></i>
</button>
<span class="page-indicator text-sm font-bold text-slate-600 bg-blue-50 px-2 py-1 rounded transition-all duration-300 shadow-sm flex items-center gap-1" data-page="{{ $page.PageNumber }}">
{{ $page.PageNumber }}
<i class="ri-file-text-line text-black text-sm"></i>
</span>
</div>
<div class="single-page bg-white p-4 rounded border border-slate-200 hover:border-slate-300 transition-colors duration-200">
<img src="{{ $page.ImagePath }}" alt="Seite {{ $page.PageNumber }}" class="newspaper-page-image cursor-pointer rounded-md hover:scale-[1.02] transition-transform duration-200" onclick="enlargePage(this, {{ $page.PageNumber }}, false)" data-page="{{ $page.PageNumber }}" loading="lazy" />
</div>
</div>
<!-- Empty space after first page -->
<div></div>
{{ else if $isLastPage }}
<!-- Last page: Always right column with empty space before -->
<div></div>
<div class="newspaper-page-container" id="page-{{ $page.PageNumber }}">
<!-- Page indicator row - left aligned for last page -->
<div class="flex justify-start items-center gap-1 mb-2">
<span class="page-indicator text-sm font-bold text-slate-600 bg-blue-50 px-2 py-1 rounded transition-all duration-300 shadow-sm flex items-center gap-1" data-page="{{ $page.PageNumber }}">
<i class="ri-file-text-line text-black text-sm"></i>
{{ $page.PageNumber }}
</span>
<button onclick="copyPagePermalink('{{ $page.PageNumber }}', this)" class="w-6 h-6 bg-blue-100 hover:bg-blue-200 text-blue-700 border border-blue-300 rounded flex items-center justify-center transition-colors duration-200 cursor-pointer" title="Link zu Seite {{ $page.PageNumber }} kopieren">
<i class="ri-share-line text-xs"></i>
</button>
<button onclick="generatePageCitation('{{ $page.PageNumber }}', this)" class="w-6 h-6 bg-green-100 hover:bg-green-200 text-green-700 border border-green-300 rounded flex items-center justify-center transition-colors duration-200 cursor-pointer" title="Zitation für Seite {{ $page.PageNumber }} generieren">
<i class="ri-file-text-line text-xs"></i>
</button>
</div>
<div class="single-page bg-white p-4 rounded border border-slate-200 hover:border-slate-300 transition-colors duration-200">
<img src="{{ $page.ImagePath }}" alt="Seite {{ $page.PageNumber }}" class="newspaper-page-image cursor-pointer rounded-md hover:scale-[1.02] transition-transform duration-200" onclick="enlargePage(this, {{ $page.PageNumber }}, false)" data-page="{{ $page.PageNumber }}" loading="lazy" />
</div>
</div>
{{ else }}
<!-- Middle pages: Even pages (index 1,3,5...) left column, Odd pages (index 2,4,6...) right column -->
{{ if $isEvenPosition }}
<!-- Even-indexed pages: Left column -->
<div class="newspaper-page-container" id="page-{{ $page.PageNumber }}">
<!-- Page indicator row - right aligned for even-indexed pages -->
<div class="flex justify-end items-center gap-1 mb-2">
<button onclick="copyPagePermalink('{{ $page.PageNumber }}', this)" class="w-6 h-6 bg-blue-100 hover:bg-blue-200 text-blue-700 border border-blue-300 rounded flex items-center justify-center transition-colors duration-200 cursor-pointer" title="Link zu Seite {{ $page.PageNumber }} kopieren">
<i class="ri-share-line text-xs"></i>
</button>
<button onclick="generatePageCitation('{{ $page.PageNumber }}', this)" class="w-6 h-6 bg-green-100 hover:bg-green-200 text-green-700 border border-green-300 rounded flex items-center justify-center transition-colors duration-200 cursor-pointer" title="Zitation für Seite {{ $page.PageNumber }} generieren">
<i class="ri-file-text-line text-xs"></i>
</button>
<span class="page-indicator text-sm font-bold text-slate-600 bg-blue-50 px-2 py-1 rounded transition-all duration-300 shadow-sm flex items-center gap-1" data-page="{{ $page.PageNumber }}">
{{ $page.PageNumber }}
<i class="ri-file-text-line text-black text-sm scale-x-[-1]"></i>
</span>
</div>
<div class="single-page bg-white p-4 rounded border border-slate-200 hover:border-slate-300 transition-colors duration-200">
<img src="{{ $page.ImagePath }}" alt="Seite {{ $page.PageNumber }}" class="newspaper-page-image cursor-pointer rounded-md hover:scale-[1.02] transition-transform duration-200" onclick="enlargePage(this, {{ $page.PageNumber }}, false)" data-page="{{ $page.PageNumber }}" loading="lazy" />
</div>
</div>
{{ else }}
<!-- Odd-indexed pages: Right column -->
<div class="newspaper-page-container" id="page-{{ $page.PageNumber }}">
<!-- Page indicator row - left aligned for odd-indexed pages -->
<div class="flex justify-start items-center gap-1 mb-2">
<span class="page-indicator text-sm font-bold text-slate-600 bg-blue-50 px-2 py-1 rounded transition-all duration-300 shadow-sm flex items-center gap-1" data-page="{{ $page.PageNumber }}">
<i class="ri-file-text-line text-black text-sm"></i>
{{ $page.PageNumber }}
</span>
<button onclick="copyPagePermalink('{{ $page.PageNumber }}', this)" class="w-6 h-6 bg-blue-100 hover:bg-blue-200 text-blue-700 border border-blue-300 rounded flex items-center justify-center transition-colors duration-200 cursor-pointer" title="Link zu Seite {{ $page.PageNumber }} kopieren">
<i class="ri-share-line text-xs"></i>
</button>
<button onclick="generatePageCitation('{{ $page.PageNumber }}', this)" class="w-6 h-6 bg-green-100 hover:bg-green-200 text-green-700 border border-green-300 rounded flex items-center justify-center transition-colors duration-200 cursor-pointer" title="Zitation für Seite {{ $page.PageNumber }} generieren">
<i class="ri-file-text-line text-xs"></i>
</button>
</div>
<div class="single-page bg-white p-4 rounded border border-slate-200 hover:border-slate-300 transition-colors duration-200">
<img src="{{ $page.ImagePath }}" alt="Seite {{ $page.PageNumber }}" class="newspaper-page-image cursor-pointer rounded-md hover:scale-[1.02] transition-transform duration-200" onclick="enlargePage(this, {{ $page.PageNumber }}, false)" data-page="{{ $page.PageNumber }}" loading="lazy" />
</div>
</div>
{{ end }}
{{ end }}
{{ end }}
{{ end }}
</div>
{{ end }}
<!-- Beilage Pages -->
{{ range $beilageNum, $beilagePages := $images.AdditionalPages }}
{{ if $beilagePages }}
<div class="mt-12 pt-8 border-t-2 border-amber-200">
<!-- Header for beilage -->
<div class="flex items-center gap-3 mb-6 bg-amber-50 px-4 py-3 rounded border border-amber-200">
<i class="ri-attachment-line text-2xl text-amber-600"></i>
<h2 class="text-xl font-semibold text-slate-800">Beilage</h2>
</div>
{{ $pageCount := len $beilagePages }}
<!-- Dynamic layout for Beilage pages -->
{{ if eq $pageCount 2 }}
<!-- Special case: 2 pages side by side -->
<div class="grid grid-cols-2 gap-4">
{{ range $index, $page := $beilagePages }}
{{ if $page.Available }}
<div class="newspaper-page-container" id="beilage-{{ $beilageNum }}-page-{{ $page.PageNumber }}">
<!-- Page indicator row - left aligned for first page, right for second -->
<div class="flex {{ if eq $index 0 }}justify-start{{ else }}justify-end{{ end }} items-center gap-1 mb-2">
{{ if eq $index 0 }}
<!-- Left page: page indicator first, then buttons -->
<span class="page-indicator text-sm font-bold text-slate-600 bg-amber-50 px-2 py-1 rounded transition-all duration-300 shadow-sm flex items-center gap-1" data-page="{{ $page.PageNumber }}">
<i class="ri-file-text-line text-amber-600 text-sm"></i>
{{ $page.PageNumber }}
</span>
<button onclick="copyPagePermalink('{{ $page.PageNumber }}', this, true)" class="w-6 h-6 bg-blue-100 hover:bg-blue-200 text-blue-700 border border-blue-300 rounded flex items-center justify-center transition-colors duration-200 cursor-pointer" title="Link zu Seite {{ $page.PageNumber }} kopieren">
<i class="ri-share-line text-xs"></i>
</button>
<button onclick="generatePageCitation('{{ $page.PageNumber }}', this)" class="w-6 h-6 bg-green-100 hover:bg-green-200 text-green-700 border border-green-300 rounded flex items-center justify-center transition-colors duration-200 cursor-pointer" title="Zitation für Seite {{ $page.PageNumber }} generieren">
<i class="ri-file-text-line text-xs"></i>
</button>
{{ else }}
<!-- Right page: buttons first, then page indicator -->
<button onclick="copyPagePermalink('{{ $page.PageNumber }}', this, true)" class="w-6 h-6 bg-blue-100 hover:bg-blue-200 text-blue-700 border border-blue-300 rounded flex items-center justify-center transition-colors duration-200 cursor-pointer" title="Link zu Seite {{ $page.PageNumber }} kopieren">
<i class="ri-share-line text-xs"></i>
</button>
<button onclick="generatePageCitation('{{ $page.PageNumber }}', this)" class="w-6 h-6 bg-green-100 hover:bg-green-200 text-green-700 border border-green-300 rounded flex items-center justify-center transition-colors duration-200 cursor-pointer" title="Zitation für Seite {{ $page.PageNumber }} generieren">
<i class="ri-file-text-line text-xs"></i>
</button>
<span class="page-indicator text-sm font-bold text-slate-600 bg-amber-50 px-2 py-1 rounded transition-all duration-300 shadow-sm flex items-center gap-1" data-page="{{ $page.PageNumber }}">
{{ $page.PageNumber }}
<i class="ri-file-text-line text-amber-600 text-sm"></i>
</span>
{{ end }}
</div>
<div class="single-page bg-white p-4 rounded border border-amber-200 hover:border-amber-300 transition-colors duration-200">
<img src="{{ $page.ImagePath }}" alt="Beilage {{ $beilageNum }}, Seite {{ $page.PageNumber }}" class="newspaper-page-image cursor-pointer rounded-md hover:scale-[1.02] transition-transform duration-200" onclick="enlargePage(this, {{ $page.PageNumber }}, false)" data-page="{{ $page.PageNumber }}" loading="lazy" />
</div>
</div>
{{ end }}
{{ end }}
</div>
{{ else }}
<!-- Standard newspaper layout for 4+ pages -->
<div class="grid grid-cols-2 gap-4">
{{ range $index, $page := $beilagePages }}
{{ if $page.Available }}
{{ $pageIndex := $index }}
{{ $isFirstPage := eq $pageIndex 0 }}
{{ $isLastPage := eq $pageIndex (sub $pageCount 1) }}
{{ $isOddPosition := eq (mod $pageIndex 2) 0 }}
{{ $isEvenPosition := eq (mod $pageIndex 2) 1 }}
{{ if $isFirstPage }}
<!-- Page 1: Always left column -->
<div class="newspaper-page-container" id="beilage-{{ $beilageNum }}-page-{{ $page.PageNumber }}">
<!-- Page indicator row - right aligned for Beilage first page -->
<div class="flex justify-end items-center gap-1 mb-2">
<button onclick="copyPagePermalink('{{ $page.PageNumber }}', this, true)" class="w-6 h-6 bg-blue-100 hover:bg-blue-200 text-blue-700 border border-blue-300 rounded flex items-center justify-center transition-colors duration-200 cursor-pointer" title="Link zu Seite {{ $page.PageNumber }} kopieren">
<i class="ri-share-line text-xs"></i>
</button>
<button onclick="generatePageCitation('{{ $page.PageNumber }}', this)" class="w-6 h-6 bg-green-100 hover:bg-green-200 text-green-700 border border-green-300 rounded flex items-center justify-center transition-colors duration-200 cursor-pointer" title="Zitation für Seite {{ $page.PageNumber }} generieren">
<i class="ri-file-text-line text-xs"></i>
</button>
<span class="page-indicator text-sm font-bold text-slate-600 bg-amber-50 px-2 py-1 rounded transition-all duration-300 shadow-sm flex items-center gap-1" data-page="{{ $page.PageNumber }}">
{{ $page.PageNumber }}
<i class="ri-file-text-line text-amber-600 text-sm"></i>
</span>
</div>
<div class="single-page bg-white p-4 rounded border border-amber-200 hover:border-amber-300 transition-colors duration-200">
<img src="{{ $page.ImagePath }}" alt="Beilage {{ $beilageNum }}, Seite {{ $page.PageNumber }}" class="newspaper-page-image cursor-pointer rounded-md hover:scale-[1.02] transition-transform duration-200" onclick="enlargePage(this, {{ $page.PageNumber }}, false)" data-page="{{ $page.PageNumber }}" loading="lazy" />
</div>
</div>
<!-- Empty space after first page -->
<div></div>
{{ else if $isLastPage }}
<!-- Last page: Always right column with empty space before -->
<div></div>
<div class="newspaper-page-container" id="beilage-{{ $beilageNum }}-page-{{ $page.PageNumber }}">
<!-- Page indicator row - left aligned for Beilage last page -->
<div class="flex justify-start items-center gap-1 mb-2">
<span class="page-indicator text-sm font-bold text-slate-600 bg-amber-50 px-2 py-1 rounded transition-all duration-300 shadow-sm flex items-center gap-1" data-page="{{ $page.PageNumber }}">
<i class="ri-file-text-line text-amber-600 text-sm"></i>
{{ $page.PageNumber }}
</span>
<button onclick="copyPagePermalink('{{ $page.PageNumber }}', this, true)" class="w-6 h-6 bg-blue-100 hover:bg-blue-200 text-blue-700 border border-blue-300 rounded flex items-center justify-center transition-colors duration-200 cursor-pointer" title="Link zu Seite {{ $page.PageNumber }} kopieren">
<i class="ri-share-line text-xs"></i>
</button>
<button onclick="generatePageCitation('{{ $page.PageNumber }}', this)" class="w-6 h-6 bg-green-100 hover:bg-green-200 text-green-700 border border-green-300 rounded flex items-center justify-center transition-colors duration-200 cursor-pointer" title="Zitation für Seite {{ $page.PageNumber }} generieren">
<i class="ri-file-text-line text-xs"></i>
</button>
</div>
<div class="single-page bg-white p-4 rounded border border-amber-200 hover:border-amber-300 transition-colors duration-200">
<img src="{{ $page.ImagePath }}" alt="Beilage {{ $beilageNum }}, Seite {{ $page.PageNumber }}" class="newspaper-page-image cursor-pointer rounded-md hover:scale-[1.02] transition-transform duration-200" onclick="enlargePage(this, {{ $page.PageNumber }}, false)" data-page="{{ $page.PageNumber }}" loading="lazy" />
</div>
</div>
{{ else }}
<!-- Middle pages: Even pages left column, Odd pages right column -->
{{ if $isEvenPosition }}
<!-- Even-indexed pages: Left column -->
<div class="newspaper-page-container" id="beilage-{{ $beilageNum }}-page-{{ $page.PageNumber }}">
<!-- Page indicator row - right aligned for Beilage even-indexed pages -->
<div class="flex justify-end items-center gap-1 mb-2">
<button onclick="copyPagePermalink('{{ $page.PageNumber }}', this, true)" class="w-6 h-6 bg-blue-100 hover:bg-blue-200 text-blue-700 border border-blue-300 rounded flex items-center justify-center transition-colors duration-200 cursor-pointer" title="Link zu Seite {{ $page.PageNumber }} kopieren">
<i class="ri-share-line text-xs"></i>
</button>
<button onclick="generatePageCitation('{{ $page.PageNumber }}', this)" class="w-6 h-6 bg-green-100 hover:bg-green-200 text-green-700 border border-green-300 rounded flex items-center justify-center transition-colors duration-200 cursor-pointer" title="Zitation für Seite {{ $page.PageNumber }} generieren">
<i class="ri-file-text-line text-xs"></i>
</button>
<span class="page-indicator text-sm font-bold text-slate-600 bg-amber-50 px-2 py-1 rounded transition-all duration-300 shadow-sm flex items-center gap-1" data-page="{{ $page.PageNumber }}">
{{ $page.PageNumber }}
<i class="ri-file-text-line text-amber-600 text-sm scale-x-[-1]"></i>
</span>
</div>
<div class="single-page bg-white p-4 rounded border border-amber-200 hover:border-amber-300 transition-colors duration-200">
<img src="{{ $page.ImagePath }}" alt="Beilage {{ $beilageNum }}, Seite {{ $page.PageNumber }}" class="newspaper-page-image cursor-pointer rounded-md hover:scale-[1.02] transition-transform duration-200" onclick="enlargePage(this, {{ $page.PageNumber }}, false)" data-page="{{ $page.PageNumber }}" loading="lazy" />
</div>
</div>
{{ else }}
<!-- Odd-indexed pages: Right column -->
<div class="newspaper-page-container" id="beilage-{{ $beilageNum }}-page-{{ $page.PageNumber }}">
<!-- Page indicator row - left aligned for Beilage odd-indexed pages -->
<div class="flex justify-start items-center gap-1 mb-2">
<span class="page-indicator text-sm font-bold text-slate-600 bg-amber-50 px-2 py-1 rounded transition-all duration-300 shadow-sm flex items-center gap-1" data-page="{{ $page.PageNumber }}">
<i class="ri-file-text-line text-amber-600 text-sm"></i>
{{ $page.PageNumber }}
</span>
<button onclick="copyPagePermalink('{{ $page.PageNumber }}', this, true)" class="w-6 h-6 bg-blue-100 hover:bg-blue-200 text-blue-700 border border-blue-300 rounded flex items-center justify-center transition-colors duration-200 cursor-pointer" title="Link zu Seite {{ $page.PageNumber }} kopieren">
<i class="ri-share-line text-xs"></i>
</button>
<button onclick="generatePageCitation('{{ $page.PageNumber }}', this)" class="w-6 h-6 bg-green-100 hover:bg-green-200 text-green-700 border border-green-300 rounded flex items-center justify-center transition-colors duration-200 cursor-pointer" title="Zitation für Seite {{ $page.PageNumber }} generieren">
<i class="ri-file-text-line text-xs"></i>
</button>
</div>
<div class="single-page bg-white p-4 rounded border border-amber-200 hover:border-amber-300 transition-colors duration-200">
<img src="{{ $page.ImagePath }}" alt="Beilage {{ $beilageNum }}, Seite {{ $page.PageNumber }}" class="newspaper-page-image cursor-pointer rounded-md hover:scale-[1.02] transition-transform duration-200" onclick="enlargePage(this, {{ $page.PageNumber }}, false)" data-page="{{ $page.PageNumber }}" loading="lazy" />
</div>
</div>
{{ end }}
{{ end }}
{{ end }}
{{ end }}
</div>
{{ end }}
</div>
{{ end }}
{{ end }}
</div>
<!-- Modal for enlarged view - positioned within newspaper content -->
<div
id="pageModal"
class="absolute inset-0 bg-black bg-opacity-75 hidden z-50 flex items-center justify-center backdrop-blur-sm"
onclick="closeModal()">
<div class="relative max-w-full max-h-full p-4">
<img id="modalImage" src="" alt="" class="max-w-full max-h-full object-contain rounded-lg" />
<button
onclick="closeModal()"
class="absolute top-2 right-2 text-white bg-slate-800 bg-opacity-80 rounded-full w-10 h-10 flex items-center justify-center hover:bg-opacity-100 transition-all duration-200">
<i class="ri-close-line text-xl"></i>
</button>
</div>
</div>
<style>
/* Essential styles that cannot be represented in Tailwind */
.newspaper-page-container {
margin-bottom: 2rem;
}
/* Page header backdrop blur */
.newspaper-page-container .absolute .page-indicator {
pointer-events: auto;
backdrop-filter: blur(2px);
}
/* Responsive header scaling */
@media (max-width: 768px) {
.newspaper-page-container .absolute {
transform: scale(0.9);
}
}
/* Image size constraints with Tailwind utilities */
.single-page {
display: flex;
justify-content: center;
}
.single-page .newspaper-page-image {
max-width: min(400px, 100%);
width: 100%;
height: auto;
}
/* Larger screens */
@media (min-width: 1280px) {
.single-page .newspaper-page-image {
max-width: min(600px, 100%);
}
}
/* Very wide screens */
@media (min-width: 1536px) {
.single-page .newspaper-page-image {
max-width: min(700px, 100%);
}
}
/* Mobile constraints */
@media (max-width: 640px) {
.single-page .newspaper-page-image {
max-width: 100%;
}
}
/* Navigation button hover styles */
button#prevPageBtn:hover:not([style*="display: none"]),
button#nextPageBtn:hover,
button#beilageBtn:hover {
background-color: rgb(209 213 219) !important; /* gray-300 */
color: rgb(55 65 81) !important; /* gray-700 */
}
button#beilageBtn:hover {
background-color: rgb(254 215 170) !important; /* amber-200 */
color: rgb(146 64 14) !important; /* amber-800 */
}
</style>
<script>
// Simple page highlighting - no grouping complexity
window.highlightObserver = window.highlightObserver || null;
function initializePageHighlighting() {
// Clean up existing observer
if (window.highlightObserver) {
window.highlightObserver.disconnect();
window.highlightObserver = null;
}
// Get all page containers
const pageContainers = document.querySelectorAll(".newspaper-page-container");
// Set up intersection observer for active page tracking
window.highlightObserver = new IntersectionObserver(
(entries) => {
checkAndHighlightVisiblePages();
},
{
rootMargin: "-20% 0px -70% 0px",
},
);
// Observe all page containers
pageContainers.forEach((container) => {
window.highlightObserver.observe(container);
});
}
function checkAndHighlightVisiblePages() {
const visiblePageNumbers = [];
const allPageContainers = document.querySelectorAll(".newspaper-page-container");
// Find visible page numbers
allPageContainers.forEach((container) => {
const containerRect = container.getBoundingClientRect();
const viewportHeight = window.innerHeight;
const visibleTop = Math.max(containerRect.top, 0);
const visibleBottom = Math.min(containerRect.bottom, viewportHeight);
const visibleHeight = Math.max(0, visibleBottom - visibleTop);
const containerHeight = containerRect.height;
const visibilityRatio = visibleHeight / containerHeight;
const isVisible = visibilityRatio >= 0.5;
const pageImg = container.querySelector("img[data-page]");
const pageNumber = pageImg ? pageImg.getAttribute("data-page") : "unknown";
if (isVisible && pageImg && pageNumber && !visiblePageNumbers.includes(pageNumber)) {
visiblePageNumbers.push(pageNumber);
}
});
// Show continuations only for visible pages
showContinuationsForVisiblePages(visiblePageNumbers);
// Highlight visible pages
if (visiblePageNumbers.length > 0) {
markCurrentPagesInInhaltsverzeichnis(visiblePageNumbers);
}
}
function showContinuationsForVisiblePages(visiblePageNumbers) {
// Hide all continuation entries by default
document.querySelectorAll(".continuation-entry").forEach((entry) => {
entry.style.display = "none";
});
// Show continuation entries only for visible pages
visiblePageNumbers.forEach((pageNumber) => {
const pageEntry = document.querySelector(`[data-page-container="${pageNumber}"]`);
if (pageEntry) {
const continuationEntries = pageEntry.querySelectorAll(".continuation-entry");
continuationEntries.forEach((entry) => {
entry.style.display = "";
});
}
});
// Update work titles based on highlighted state
updateWorkTitles(visiblePageNumbers);
// Update page entry visibility after showing/hiding continuations
updatePageEntryVisibility();
}
function updateWorkTitles(visiblePageNumbers) {
// Reset all work titles to short form
document.querySelectorAll(".work-title").forEach((titleElement) => {
const shortTitle = titleElement.getAttribute("data-short-title");
if (shortTitle) {
titleElement.textContent = shortTitle;
}
});
// Update work titles to full form for highlighted pages
visiblePageNumbers.forEach((pageNumber) => {
const pageEntry = document.querySelector(`[data-page-container="${pageNumber}"]`);
if (pageEntry) {
const workTitles = pageEntry.querySelectorAll(".work-title");
workTitles.forEach((titleElement) => {
const fullTitle = titleElement.getAttribute("data-full-title");
if (fullTitle && fullTitle !== titleElement.getAttribute("data-short-title")) {
titleElement.textContent = fullTitle;
}
});
}
});
}
function updatePageEntryVisibility() {
// Check each page entry to see if it has any visible content
document.querySelectorAll(".page-entry").forEach((pageEntry) => {
const allEntries = pageEntry.querySelectorAll(".inhalts-entry");
let hasVisibleContent = false;
// Check if any entry is visible
allEntries.forEach((entry) => {
const computedStyle = window.getComputedStyle(entry);
if (computedStyle.display !== "none") {
hasVisibleContent = true;
}
});
// Hide the entire page entry if it has no visible content
if (hasVisibleContent) {
pageEntry.style.display = "";
} else {
pageEntry.style.display = "none";
}
});
}
// Initialize highlighting on page load
document.addEventListener("DOMContentLoaded", initializePageHighlighting);
// Trigger highlighting on scroll
window.scrollTimeout = window.scrollTimeout || null;
window.addEventListener("scroll", function () {
clearTimeout(window.scrollTimeout);
window.scrollTimeout = setTimeout(() => {
checkAndHighlightVisiblePages();
updateButtonStates(); // Update button states including Beilage toggle
}, 50);
});
// HTMX event handling
document.body.addEventListener("htmx:afterSwap", function (event) {
setTimeout(() => {
initializePageHighlighting();
}, 100);
});
document.body.addEventListener("htmx:afterSettle", function (event) {
setTimeout(() => {
initializePageHighlighting();
}, 200);
});
document.body.addEventListener("htmx:load", function (event) {
setTimeout(() => {
initializePageHighlighting();
}, 100);
});
function markCurrentPageInInhaltsverzeichnis(pageNumber) {
markCurrentPagesInInhaltsverzeichnis([pageNumber]);
}
function markCurrentPagesInInhaltsverzeichnis(pageNumbers) {
console.log("markCurrentPagesInInhaltsverzeichnis called with:", pageNumbers);
// Reset all page container borders to default
document.querySelectorAll("[data-page-container]").forEach((container) => {
if (container.hasAttribute("data-beilage")) {
container.classList.remove("border-red-500");
container.classList.add("border-amber-400");
} else {
container.classList.remove("border-red-500");
container.classList.add("border-slate-300");
}
});
// Reset all page numbers in Inhaltsverzeichnis
document.querySelectorAll(".page-number-inhalts").forEach((pageNum) => {
pageNum.classList.remove("text-red-600", "font-bold");
pageNum.classList.add("text-slate-700", "font-semibold");
pageNum.style.textDecoration = "";
pageNum.style.pointerEvents = "";
// Restore hover effects
if (pageNum.classList.contains("bg-blue-50")) {
pageNum.classList.add("hover:bg-blue-100");
} else if (pageNum.classList.contains("bg-amber-50")) {
pageNum.classList.add("hover:bg-amber-100");
}
// Keep original background colors
if (!pageNum.classList.contains("bg-amber-50") && !pageNum.classList.contains("bg-blue-50")) {
pageNum.classList.add("bg-blue-50");
}
});
// Reset all containers and links in Inhaltsverzeichnis
document.querySelectorAll(".inhalts-entry").forEach((container) => {
container.classList.add("hover:bg-slate-100");
container.style.cursor = "";
});
document.querySelectorAll('.inhalts-entry a[href*="/"]').forEach((link) => {
link.classList.remove("no-underline");
if (link.classList.contains("bg-blue-50")) {
link.classList.add("hover:bg-blue-100");
}
});
// Find and highlight the current page numbers
const highlightedElements = [];
pageNumbers.forEach((pageNumber) => {
// Find the exact page entry for this page number
const pageNumElement = document.querySelector(
`.page-number-inhalts[data-page-number="${pageNumber}"]`,
);
if (pageNumElement) {
// Highlight the page number
pageNumElement.classList.remove(
"text-slate-700",
"hover:bg-blue-100",
"hover:bg-amber-100",
);
pageNumElement.classList.add("text-red-600", "font-bold");
pageNumElement.style.textDecoration = "none";
pageNumElement.style.pointerEvents = "none";
highlightedElements.push(pageNumElement);
// Highlight the page container's left border
const pageContainer = document.querySelector(`[data-page-container="${pageNumber}"]`);
if (pageContainer) {
pageContainer.classList.remove("border-slate-300", "border-amber-400");
pageContainer.classList.add("border-red-500");
}
// Make links in the current page non-clickable and remove hover effects
const parentEntry = pageNumElement.closest(".page-entry");
if (parentEntry) {
// Remove hover effects from the container
const entryContainers = parentEntry.querySelectorAll(".inhalts-entry");
entryContainers.forEach((container) => {
container.classList.remove("hover:bg-slate-100");
container.style.cursor = "default";
});
// Also handle issue reference links
parentEntry.querySelectorAll('a[href*="/"]').forEach((link) => {
if (link.getAttribute("aria-current") === "page") {
link.style.textDecoration = "none";
link.style.pointerEvents = "none";
link.classList.add("no-underline");
link.classList.remove("hover:bg-blue-100");
}
});
}
}
});
// Auto-scroll to first highlighted element if it exists
if (highlightedElements.length > 0) {
scrollToHighlightedPage(highlightedElements[0]);
}
// Also highlight page indicators
document.querySelectorAll(".page-indicator").forEach((indicator) => {
indicator.classList.remove("text-red-600", "font-bold");
indicator.classList.add("text-slate-600", "font-semibold");
// Keep original backgrounds
if (!indicator.classList.contains("bg-amber-50")) {
indicator.classList.add("bg-blue-50");
}
});
// Highlight page indicators for all current pages
pageNumbers.forEach((pageNumber) => {
const pageIndicator = document.querySelector(`.page-indicator[data-page="${pageNumber}"]`);
if (pageIndicator) {
pageIndicator.classList.remove("text-slate-600");
pageIndicator.classList.add("text-red-600", "font-bold");
}
});
}
function scrollToHighlightedPage(element) {
// Check if the element is in a scrollable container
const inhaltsContainer = element.closest(".lg\\:overflow-y-auto");
if (inhaltsContainer) {
// Calculate position
const containerRect = inhaltsContainer.getBoundingClientRect();
const elementRect = element.getBoundingClientRect();
// Check if element is not fully visible
const isAboveContainer = elementRect.top < containerRect.top;
const isBelowContainer = elementRect.bottom > containerRect.bottom;
if (isAboveContainer || isBelowContainer) {
// Scroll to make element visible with some padding
element.scrollIntoView({
behavior: "smooth",
block: "center",
});
}
}
}
function enlargePage(imgElement, pageNumber, isFromSpread) {
const modal = document.getElementById("pageModal");
const modalImage = document.getElementById("modalImage");
modalImage.src = imgElement.src;
modalImage.alt = imgElement.alt;
modal.classList.remove("hidden");
// Mark current page when enlarged
markCurrentPageInInhaltsverzeichnis(pageNumber);
}
function closeModal() {
const modal = document.getElementById("pageModal");
modal.classList.add("hidden");
}
// Close modal on Escape key
document.addEventListener("keydown", function (e) {
if (e.key === "Escape") {
closeModal();
}
});
// Navigation functions and state management - use window to avoid redeclaration
window.currentPageContainers = window.currentPageContainers || [];
window.currentActiveIndex = window.currentActiveIndex || 0;
window.pageObserver = window.pageObserver || null;
// Initialize or reinitialize page tracking - can be called multiple times
function initializePageTracking() {
// Clean up existing observer
if (window.pageObserver) {
window.pageObserver.disconnect();
window.pageObserver = null;
}
// Reset state
window.currentPageContainers = Array.from(
document.querySelectorAll(".newspaper-page-container"),
);
window.currentActiveIndex = 0;
updateButtonStates();
// Set up new observer
const existingObserver = document.querySelector(".newspaper-page-container");
if (existingObserver) {
let visibleContainers = new Set();
window.pageObserver = new IntersectionObserver(
(entries) => {
entries.forEach((entry) => {
const containerIndex = window.currentPageContainers.indexOf(entry.target);
if (containerIndex !== -1) {
if (entry.isIntersecting) {
visibleContainers.add(containerIndex);
} else {
visibleContainers.delete(containerIndex);
}
}
});
// Update currentActiveIndex to the first (topmost) visible container
if (visibleContainers.size > 0) {
const sortedVisible = Array.from(visibleContainers).sort((a, b) => a - b);
const newActiveIndex = sortedVisible[0];
if (newActiveIndex !== window.currentActiveIndex) {
window.currentActiveIndex = newActiveIndex;
updateButtonStates();
}
}
},
{
rootMargin: "-20% 0px -70% 0px",
},
);
window.currentPageContainers.forEach((container) => {
window.pageObserver.observe(container);
});
}
}
// Initialize on page load
document.addEventListener("DOMContentLoaded", initializePageTracking);
// More comprehensive HTMX event handling for navigation tracking
document.body.addEventListener("htmx:afterSwap", function (event) {
console.log("HTMX afterSwap for navigation tracking");
setTimeout(() => {
console.log("Reinitializing page tracking...");
initializePageTracking();
}, 100);
});
document.body.addEventListener("htmx:afterSettle", function (event) {
console.log("HTMX afterSettle for navigation tracking");
setTimeout(() => {
initializePageTracking();
}, 200);
});
document.body.addEventListener("htmx:load", function (event) {
console.log("HTMX load for navigation tracking");
setTimeout(() => {
initializePageTracking();
}, 100);
});
function scrollToPreviousPage() {
if (window.currentActiveIndex > 0) {
// Find the first page that's not currently visible
let targetIndex = -1;
// Check which pages are currently visible
const visibleIndexes = [];
window.currentPageContainers.forEach((container, index) => {
const containerRect = container.getBoundingClientRect();
const viewportHeight = window.innerHeight;
const visibleTop = Math.max(containerRect.top, 0);
const visibleBottom = Math.min(containerRect.bottom, viewportHeight);
const visibleHeight = Math.max(0, visibleBottom - visibleTop);
const containerHeight = containerRect.height;
const visibilityRatio = visibleHeight / containerHeight;
if (visibilityRatio >= 0.3) { // Consider visible if 30% or more is showing
visibleIndexes.push(index);
}
});
// Find the first non-visible page before the current visible range
const minVisibleIndex = Math.min(...visibleIndexes);
for (let i = minVisibleIndex - 1; i >= 0; i--) {
if (!visibleIndexes.includes(i)) {
targetIndex = i;
break;
}
}
// If no non-visible page found, go to the page just before the visible range
if (targetIndex === -1 && minVisibleIndex > 0) {
targetIndex = minVisibleIndex - 1;
}
if (targetIndex >= 0) {
window.currentActiveIndex = targetIndex;
window.currentPageContainers[window.currentActiveIndex].scrollIntoView({
behavior: "smooth",
block: "start",
});
// Update button states after a brief delay to let intersection observer catch up
setTimeout(() => {
updateButtonStates();
}, 100);
}
}
}
function scrollToNextPage() {
if (window.currentActiveIndex < window.currentPageContainers.length - 1) {
// Find the first page that's not currently visible
let targetIndex = -1;
// Check which pages are currently visible
const visibleIndexes = [];
window.currentPageContainers.forEach((container, index) => {
const containerRect = container.getBoundingClientRect();
const viewportHeight = window.innerHeight;
const visibleTop = Math.max(containerRect.top, 0);
const visibleBottom = Math.min(containerRect.bottom, viewportHeight);
const visibleHeight = Math.max(0, visibleBottom - visibleTop);
const containerHeight = containerRect.height;
const visibilityRatio = visibleHeight / containerHeight;
if (visibilityRatio >= 0.3) { // Consider visible if 30% or more is showing
visibleIndexes.push(index);
}
});
// Find the first non-visible page after the current visible range
const maxVisibleIndex = Math.max(...visibleIndexes);
for (let i = maxVisibleIndex + 1; i < window.currentPageContainers.length; i++) {
if (!visibleIndexes.includes(i)) {
targetIndex = i;
break;
}
}
// If no non-visible page found, go to the page just after the visible range
if (targetIndex === -1 && maxVisibleIndex < window.currentPageContainers.length - 1) {
targetIndex = maxVisibleIndex + 1;
}
if (targetIndex >= 0 && targetIndex < window.currentPageContainers.length) {
window.currentActiveIndex = targetIndex;
window.currentPageContainers[window.currentActiveIndex].scrollIntoView({
behavior: "smooth",
block: "start",
});
// Update button states after a brief delay to let intersection observer catch up
setTimeout(() => {
updateButtonStates();
}, 100);
}
}
}
function scrollToBeilage() {
// Check if we're currently viewing a Beilage section
const isViewingBeilage = isCurrentlyInBeilageSection();
if (isViewingBeilage) {
// Go back to main issue (first main page)
const firstMainPage = document.querySelector('#newspaper-content .newspaper-page-container');
if (firstMainPage) {
firstMainPage.scrollIntoView({
behavior: "smooth",
block: "start",
});
}
} else {
// Go to first beilage container
const beilageContainer = document.querySelector('[class*="border-t-2 border-amber-200"]');
if (beilageContainer) {
beilageContainer.scrollIntoView({
behavior: "smooth",
block: "start",
});
}
}
}
function isCurrentlyInBeilageSection() {
// Check which pages are currently visible
const visibleIndexes = [];
window.currentPageContainers.forEach((container, index) => {
const containerRect = container.getBoundingClientRect();
const viewportHeight = window.innerHeight;
const visibleTop = Math.max(containerRect.top, 0);
const visibleBottom = Math.min(containerRect.bottom, viewportHeight);
const visibleHeight = Math.max(0, visibleBottom - visibleTop);
const containerHeight = containerRect.height;
const visibilityRatio = visibleHeight / containerHeight;
if (visibilityRatio >= 0.3) { // Consider visible if 30% or more is showing
visibleIndexes.push(index);
}
});
// Check if any visible page is a Beilage page
for (const index of visibleIndexes) {
const container = window.currentPageContainers[index];
if (container && container.id && container.id.includes('beilage-')) {
return true;
}
}
return false;
}
function updateButtonStates() {
const prevBtn = document.getElementById("prevPageBtn");
const nextBtn = document.getElementById("nextPageBtn");
const beilageBtn = document.getElementById("beilageBtn");
if (prevBtn) {
if (window.currentActiveIndex <= 0) {
prevBtn.style.display = "none";
} else {
prevBtn.style.display = "flex";
}
}
if (nextBtn) {
if (window.currentActiveIndex >= window.currentPageContainers.length - 1) {
nextBtn.style.display = "none";
} else {
nextBtn.style.display = "flex";
}
}
// Update Beilage button based on current location
if (beilageBtn) {
const isViewingBeilage = isCurrentlyInBeilageSection();
const icon = beilageBtn.querySelector('i');
if (isViewingBeilage) {
// Show "Go to Main Issue" state - use gray styling
beilageBtn.title = "Zur Hauptausgabe";
beilageBtn.className = "w-14 h-10 lg:w-16 lg:h-12 px-2 py-1 bg-gray-100 hover:bg-gray-200 text-gray-700 hover:text-gray-800 border border-gray-300 transition-colors duration-200 flex items-center justify-center cursor-pointer";
if (icon) {
icon.className = "ri-file-text-line text-lg lg:text-xl";
}
} else {
// Show "Go to Beilage" state - use amber styling
beilageBtn.title = "Zu Beilage";
beilageBtn.className = "w-14 h-10 lg:w-16 lg:h-12 px-2 py-1 bg-amber-100 hover:bg-amber-200 text-amber-700 hover:text-amber-800 border border-amber-300 transition-colors duration-200 flex items-center justify-center cursor-pointer";
if (icon) {
icon.className = "ri-attachment-line text-lg lg:text-xl";
}
}
}
}
function shareCurrentPage() {
const button = document.getElementById("shareLinkBtn");
// Get current page information
let pageInfo = "";
// Try to get the currently visible page number from active containers
if (
window.currentActiveIndex !== undefined &&
window.currentPageContainers &&
window.currentPageContainers[window.currentActiveIndex]
) {
const activeContainer = window.currentPageContainers[window.currentActiveIndex];
const pageElement = activeContainer.querySelector("[data-page]");
if (pageElement) {
const pageNumber = pageElement.getAttribute("data-page");
pageInfo = `#page-${pageNumber}`;
}
}
// Construct the shareable URL
const currentUrl = window.location.origin + window.location.pathname + pageInfo;
// Try to use Web Share API if available (mobile browsers)
if (navigator.share) {
navigator
.share({
title: document.title,
url: currentUrl,
})
.catch((err) => {
// Fallback to clipboard
copyToClipboard(currentUrl, button);
});
} else {
// Fallback: copy to clipboard
copyToClipboard(currentUrl, button);
}
}
function copyToClipboard(text, button) {
if (navigator.clipboard) {
navigator.clipboard
.writeText(text)
.then(() => {
showSimplePopup(button, "Link kopiert!");
})
.catch((err) => {
showSimplePopup(button, "Kopieren fehlgeschlagen");
});
} else {
// Fallback for older browsers
const textarea = document.createElement("textarea");
textarea.value = text;
document.body.appendChild(textarea);
textarea.select();
try {
const successful = document.execCommand("copy");
showSimplePopup(button, successful ? "Link kopiert!" : "Kopieren fehlgeschlagen");
} catch (err) {
showSimplePopup(button, "Kopieren fehlgeschlagen");
} finally {
document.body.removeChild(textarea);
}
}
}
function generateCitation() {
const button = document.getElementById("citationBtn");
// Get current page and issue information
const issueInfo = document.title || "KGPZ";
const currentUrl = window.location.href;
// Basic citation format (can be expanded later)
const currentDate = new Date().toLocaleDateString("de-DE");
const citation = `Königsberger Gelehrte und Politische Zeitung (KGPZ). ${issueInfo}. Digital verfügbar unter: ${currentUrl} (Zugriff: ${currentDate}).`;
// Copy to clipboard
if (navigator.clipboard) {
navigator.clipboard
.writeText(citation)
.then(() => {
showSimplePopup(button, "Zitation kopiert!");
})
.catch((err) => {
showSimplePopup(button, "Kopieren fehlgeschlagen");
});
} else {
// Fallback for older browsers
const textarea = document.createElement("textarea");
textarea.value = citation;
document.body.appendChild(textarea);
textarea.select();
try {
const successful = document.execCommand("copy");
showSimplePopup(button, successful ? "Zitation kopiert!" : "Kopieren fehlgeschlagen");
} catch (err) {
showSimplePopup(button, "Kopieren fehlgeschlagen");
} finally {
document.body.removeChild(textarea);
}
}
}
function showSimplePopup(button, message) {
// Remove any existing popup
const existingPopup = document.querySelector(".simple-popup");
if (existingPopup) {
existingPopup.remove();
}
// Create popup element
const popup = document.createElement("div");
popup.className = "simple-popup";
popup.textContent = message;
// Style the popup
popup.style.cssText = `
position: fixed;
background: #374151;
color: white;
padding: 6px 12px;
border-radius: 6px;
font-size: 13px;
font-weight: 500;
z-index: 1000;
pointer-events: none;
opacity: 0;
transition: opacity 0.2s ease;
white-space: nowrap;
`;
// Position popup next to button
const buttonRect = button.getBoundingClientRect();
const viewportHeight = window.innerHeight;
const viewportWidth = window.innerWidth;
// Calculate position relative to viewport (since we're using fixed positioning)
let left = buttonRect.left - 10;
let top = buttonRect.bottom + 8;
// Ensure popup doesn't go off-screen
const popupWidth = 120; // Estimated popup width
const popupHeight = 32; // Estimated popup height
// Adjust horizontal position if too far right
if (left + popupWidth > viewportWidth) {
left = buttonRect.right - popupWidth + 10;
}
// Adjust vertical position if too far down (show above button instead)
if (top + popupHeight > viewportHeight) {
top = buttonRect.top - popupHeight - 8;
}
popup.style.left = Math.max(5, left) + "px";
popup.style.top = Math.max(5, top) + "px";
// Add to page
document.body.appendChild(popup);
// Fade in
setTimeout(() => {
popup.style.opacity = "1";
}, 10);
// Auto-remove after 2 seconds
setTimeout(() => {
popup.style.opacity = "0";
setTimeout(() => {
if (popup.parentNode) {
popup.remove();
}
}, 200);
}, 2000);
}
// Handle hash navigation to scroll to specific pages
function scrollToPageFromHash() {
const hash = window.location.hash;
let pageNumber = "";
let targetContainer = null;
if (hash.startsWith("#page-")) {
pageNumber = hash.replace("#page-", "");
// Try to find exact page container first
targetContainer = document.getElementById(`page-${pageNumber}`);
// If not found, try to find container that contains this page
if (!targetContainer) {
// Look for double-spread containers that contain this page
const containers = document.querySelectorAll(".newspaper-page-container[data-pages]");
for (const container of containers) {
const pages = container.getAttribute("data-pages");
if (pages && pages.split(",").includes(pageNumber)) {
targetContainer = container;
break;
}
}
}
// If still not found, try beilage containers
if (!targetContainer) {
targetContainer =
document.getElementById(`beilage-1-page-${pageNumber}`) ||
document.getElementById(`beilage-2-page-${pageNumber}`) ||
document.querySelector(`[id*="beilage"][id*="page-${pageNumber}"]`);
}
} else if (hash.startsWith("#beilage-")) {
// Handle beilage-specific hashes like #beilage-1-page-101
const match = hash.match(/#beilage-(\d+)-page-(\d+)/);
if (match) {
const beilageNum = match[1];
pageNumber = match[2];
targetContainer = document.getElementById(`beilage-${beilageNum}-page-${pageNumber}`);
}
}
if (targetContainer && pageNumber) {
setTimeout(() => {
targetContainer.scrollIntoView({
behavior: "smooth",
block: "start",
});
// Highlight the specific page in the table of contents
markCurrentPageInInhaltsverzeichnis(pageNumber);
}, 300);
}
}
// Function to copy page permalink
function copyPagePermalink(pageNumber, button, isBeilage = false) {
let pageFragment = "";
if (isBeilage) {
pageFragment = `#beilage-1-page-${pageNumber}`;
} else {
pageFragment = `#page-${pageNumber}`;
}
const currentUrl = window.location.origin + window.location.pathname + pageFragment;
// Copy to clipboard
if (navigator.clipboard) {
navigator.clipboard
.writeText(currentUrl)
.then(() => {
showSimplePopup(button, "Link kopiert!");
})
.catch((err) => {
showSimplePopup(button, "Kopieren fehlgeschlagen");
});
} else {
// Fallback for older browsers
const textarea = document.createElement("textarea");
textarea.value = currentUrl;
document.body.appendChild(textarea);
textarea.select();
try {
const successful = document.execCommand("copy");
showSimplePopup(button, successful ? "Link kopiert!" : "Kopieren fehlgeschlagen");
} catch (err) {
showSimplePopup(button, "Kopieren fehlgeschlagen");
} finally {
document.body.removeChild(textarea);
}
}
}
// Initialize hash handling
document.addEventListener("DOMContentLoaded", scrollToPageFromHash);
window.addEventListener("hashchange", scrollToPageFromHash);
// Page-specific share and citation functions
function generatePageCitation(pageNumber, button) {
// Get current issue information
const issueInfo = document.title || "KGPZ";
const currentUrl = `${window.location.origin}${window.location.pathname}#page-${pageNumber}`;
// Basic citation format for specific page
const currentDate = new Date().toLocaleDateString("de-DE");
const citation = `Königsberger Gelehrte und Politische Zeitung (KGPZ). ${issueInfo}, Seite ${pageNumber}. Digital verfügbar unter: ${currentUrl} (Zugriff: ${currentDate}).`;
// Copy to clipboard
if (navigator.clipboard) {
navigator.clipboard
.writeText(citation)
.then(() => {
showSimplePopup(button, "Zitation kopiert!");
})
.catch((err) => {
showSimplePopup(button, "Kopieren fehlgeschlagen");
});
} else {
// Fallback for older browsers
const textarea = document.createElement("textarea");
textarea.value = citation;
document.body.appendChild(textarea);
textarea.select();
try {
const successful = document.execCommand("copy");
showSimplePopup(button, successful ? "Zitation kopiert!" : "Kopieren fehlgeschlagen");
} catch (err) {
showSimplePopup(button, "Kopieren fehlgeschlagen");
} finally {
document.body.removeChild(textarea);
}
}
}
</script>