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RT15548
@@ -1545,7 +1545,74 @@ async function removePlaceholder(container) {
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container.remove();
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showToast('占位符已移除');
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}
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// ═══════════════════════════════════════════════════════════════════════════
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// 图片懒加载
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// ═══════════════════════════════════════════════════════════════════════════
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let slotObserver = null;
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function initSlotObserver() {
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if (slotObserver) return;
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slotObserver = new IntersectionObserver((entries) => {
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entries.forEach(entry => {
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if (!entry.isIntersecting) return;
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const slot = entry.target;
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if (slot.dataset.loaded === '1' || slot.dataset.loading === '1') return;
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slot.dataset.loading = '1';
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loadSlotImage(slot);
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});
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}, { rootMargin: '200px 0px', threshold: 0.01 });
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}
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async function loadSlotImage(slot) {
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const slotId = slot.dataset.slotId;
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const messageId = parseInt(slot.dataset.mesid);
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try {
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const displayData = await getDisplayPreviewForSlot(slotId);
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if (displayData.isFailed) {
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slot.outerHTML = buildFailedPlaceholderHtml({
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slotId, messageId,
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tags: displayData.failedInfo?.tags || '',
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positive: displayData.failedInfo?.positive || '',
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errorType: displayData.failedInfo?.errorType || ErrorType.CACHE_LOST.label,
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errorMessage: displayData.failedInfo?.errorMessage || ErrorType.CACHE_LOST.desc
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});
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} else if (displayData.hasData && displayData.preview) {
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const url = displayData.preview.savedUrl || `data:image/png;base64,${displayData.preview.base64}`;
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slot.outerHTML = buildImageHtml({
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slotId,
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imgId: displayData.preview.imgId,
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url,
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tags: displayData.preview.tags,
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positive: displayData.preview.positive,
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messageId,
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state: displayData.preview.savedUrl ? ImageState.SAVED : ImageState.PREVIEW,
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historyCount: displayData.historyCount,
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currentIndex: 0
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});
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} else {
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slot.outerHTML = buildFailedPlaceholderHtml({
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slotId, messageId, tags: '', positive: '',
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errorType: ErrorType.CACHE_LOST.label,
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errorMessage: ErrorType.CACHE_LOST.desc
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});
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}
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} catch (e) {
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slot.dataset.loading = '';
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}
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}
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function buildLoadingPlaceholderHtml(slotId, messageId) {
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return `<div class="xb-nd-img xb-nd-loading-slot" data-slot-id="${slotId}" data-mesid="${messageId}" style="margin:0.8em 0;text-align:center;padding:20px;background:rgba(0,0,0,0.03);border:1px dashed rgba(255,255,255,0.1);border-radius:14px;">
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<div style="color:rgba(255,255,255,0.4);font-size:12px;">📷 滚动加载</div>
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</div>`;
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}
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function hydrateSlots(container) {
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initSlotObserver();
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container.querySelectorAll('.xb-nd-loading-slot:not([data-observed])').forEach(slot => {
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slot.dataset.observed = '1';
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slotObserver.observe(slot);
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});
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}
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// ═══════════════════════════════════════════════════════════════════════════
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// 预览渲染
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// ═══════════════════════════════════════════════════════════════════════════
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@@ -1560,59 +1627,25 @@ async function renderPreviewsForMessage(messageId) {
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const $mesText = $(`#chat .mes[mesid="${messageId}"] .mes_text`);
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if (!$mesText.length) return;
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let html = $mesText.html();
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let replaced = false;
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for (const slotId of slotIds) {
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if (html.includes(`data-slot-id="${slotId}"`)) continue;
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const displayData = await getDisplayPreviewForSlot(slotId);
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const placeholder = createPlaceholder(slotId);
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const escapedPlaceholder = placeholder.replace(/[[\]]/g, '\\$&');
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if (!new RegExp(escapedPlaceholder).test(html)) continue;
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let imgHtml;
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if (displayData.isFailed) {
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imgHtml = buildFailedPlaceholderHtml({
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slotId,
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messageId,
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tags: displayData.failedInfo?.tags || '',
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positive: displayData.failedInfo?.positive || '',
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errorType: displayData.failedInfo?.errorType || ErrorType.CACHE_LOST.label,
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errorMessage: displayData.failedInfo?.errorMessage || ErrorType.CACHE_LOST.desc
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});
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} else if (displayData.hasData && displayData.preview) {
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const url = displayData.preview.savedUrl || `data:image/png;base64,${displayData.preview.base64}`;
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const allPreviews = await getPreviewsBySlot(slotId);
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const successPreviews = allPreviews.filter(p => p.status !== 'failed' && p.base64);
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const currentIndex = successPreviews.findIndex(p => p.imgId === displayData.preview.imgId);
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imgHtml = buildImageHtml({
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slotId,
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imgId: displayData.preview.imgId,
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url,
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tags: displayData.preview.tags,
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positive: displayData.preview.positive,
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messageId,
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state: displayData.preview.savedUrl ? ImageState.SAVED : ImageState.PREVIEW,
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historyCount: displayData.historyCount,
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currentIndex: currentIndex >= 0 ? currentIndex : 0
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});
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} else {
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imgHtml = buildFailedPlaceholderHtml({
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slotId,
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messageId,
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tags: '',
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positive: '',
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errorType: ErrorType.CACHE_LOST.label,
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errorMessage: ErrorType.CACHE_LOST.desc
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});
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}
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html = html.replace(new RegExp(escapedPlaceholder, 'g'), imgHtml);
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const loadingHtml = buildLoadingPlaceholderHtml(slotId, messageId);
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html = html.replace(new RegExp(escapedPlaceholder, 'g'), loadingHtml);
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replaced = true;
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}
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if (replaced && !isMessageBeingEdited(messageId)) {
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$mesText.html(html);
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hydrateSlots($mesText[0]);
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}
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}
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@@ -1620,7 +1653,9 @@ async function renderAllPreviews() {
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const ctx = getContext();
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const chat = ctx.chat || [];
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for (let i = 0; i < chat.length; i++) {
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if (extractSlotIds(chat[i]?.mes).size > 0) await renderPreviewsForMessage(i);
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if (extractSlotIds(chat[i]?.mes).size > 0) {
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await renderPreviewsForMessage(i);
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}
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}
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}
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@@ -1630,7 +1665,7 @@ async function handleMessageRendered(data) {
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}
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async function handleChatChanged() {
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await new Promise(r => setTimeout(r, 200));
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await new Promise(r => setTimeout(r, 50));
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await renderAllPreviews();
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}
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@@ -1642,6 +1677,20 @@ async function handleMessageModified(data) {
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await renderPreviewsForMessage(messageId);
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}
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function handleVisibilityChange() {
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if (document.visibilityState === 'visible' && moduleInitialized) {
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document.querySelectorAll('.xb-nd-loading-slot[data-observed="1"]').forEach(slot => {
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if (slot.dataset.loaded !== '1' && slot.dataset.loading !== '1') {
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const rect = slot.getBoundingClientRect();
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if (rect.bottom >= 0 && rect.top <= window.innerHeight + 200) {
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slot.dataset.loading = '1';
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loadSlotImage(slot);
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}
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}
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});
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}
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}
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// ═══════════════════════════════════════════════════════════════════════════
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// 多图生成
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// ═══════════════════════════════════════════════════════════════════════════
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@@ -2375,6 +2424,8 @@ export async function initNovelDraw() {
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events.on(event_types.MESSAGE_SWIPED, handleMessageModified);
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events.on(event_types.GENERATION_ENDED, async () => { try { await autoGenerateForLastAI(); } catch (e) { console.error('[NovelDraw]', e); } });
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document.addEventListener('visibilitychange', handleVisibilityChange);
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window.xiaobaixNovelDraw = {
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getSettings,
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saveSettings,
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@@ -2416,7 +2467,14 @@ export async function cleanupNovelDraw() {
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destroyGalleryCache();
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overlayCreated = false;
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frameReady = false;
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if (slotObserver) {
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slotObserver.disconnect();
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slotObserver = null;
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}
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window.removeEventListener('message', handleFrameMessage);
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document.removeEventListener('visibilitychange', handleVisibilityChange);
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document.getElementById('xiaobaix-novel-draw-overlay')?.remove();
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const { destroyFloatingPanel } = await import('./floating-panel.js');
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