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<script lang="ts">
import { toast } from 'svelte-sonner';
import { DropdownMenu } from 'bits-ui';
import { getContext, tick, createEventDispatcher } from 'svelte';
import BulkMessageModal from '../../chat/BulkMessageModal.svelte';
const dispatch = createEventDispatcher();
let show = false;
let showBulkModal = false;
import fileSaver from 'file-saver';
const { saveAs } = fileSaver;
import { downloadChatAsPDF } from '$lib/apis/utils';
import { copyToClipboard, createMessagesList } from '$lib/utils';
import {
showOverview,
showControls,
showArtifacts,
mobile,
temporaryChatEnabled,
theme,
user,
settings,
folders,
showEmbeds,
artifactContents
} from '$lib/stores';
import { flyAndScale } from '$lib/utils/transitions';
import { getChatById } from '$lib/apis/chats';
import Dropdown from '$lib/components/common/Dropdown.svelte';
import Tags from '$lib/components/chat/Tags.svelte';
import Map from '$lib/components/icons/Map.svelte';
import Clipboard from '$lib/components/icons/Clipboard.svelte';
import AdjustmentsHorizontal from '$lib/components/icons/AdjustmentsHorizontal.svelte';
import Cube from '$lib/components/icons/Cube.svelte';
import Folder from '$lib/components/icons/Folder.svelte';
import Share from '$lib/components/icons/Share.svelte';
import ArchiveBox from '$lib/components/icons/ArchiveBox.svelte';
import Messages from '$lib/components/chat/Messages.svelte';
import Download from '$lib/components/icons/Download.svelte';
const i18n = getContext('i18n');
export let shareEnabled: boolean = false;
export let shareHandler: Function;
export let moveChatHandler: Function;
export let archiveChatHandler: Function;
export let createMessageSequence: Function;
export let chat;
export let onClose: Function = () => {};
let showFullMessages = false;
function handleBulkModalOpen() {
showBulkModal = true;
show = false; // Close the dropdown when opening modal
}
const getChatAsText = () => {
const history = chat.chat.history;
const messages = createMessagesList(history, history.currentId);
// Initialize empty chat text
let chatText = '';
// Add system message if it exists
if (chat.chat.params?.system) {
chatText += `<system_message>\n${chat.chat.params.system}\n\n`;
}
// Find the most recent user message
let latestUserMessageIndex = -1;
for (let i = messages.length - 1; i >= 0; i--) {
if (messages[i].role.toLowerCase() === 'user') {
latestUserMessageIndex = i;
break;
}
}
// Store the latest user message
const latestUserMessage = latestUserMessageIndex >= 0 ? messages[latestUserMessageIndex] : null;
// Find the most recent assistant message (would be removed)
let latestAssistantMessageIndex = -1;
for (let i = messages.length - 1; i >= 0; i--) {
if (messages[i].role.toLowerCase() === 'assistant') {
latestAssistantMessageIndex = i;
break;
}
}
// Create a filtered list without the latest assistant message and without the latest user message
const filteredMessages = messages.filter((message, index) => {
return index !== latestAssistantMessageIndex && index !== latestUserMessageIndex;
});
// Only create conversation history section if there are at least 2 messages left
if (filteredMessages.length >= 2) {
chatText += '<conversation_history>\n';
// Format the filtered messages
chatText += filteredMessages.reduce((a, message) => {
return `${a}### ${message.role.toUpperCase()}\n${message.content}\n\n`;
}, '');
chatText += '</conversation_history>\n\n';
}
// Add the latest user message at the end (outside of conversation history)
if (latestUserMessage) {
chatText += latestUserMessage.content;
}
return chatText.trim();
};
const downloadTxt = async () => {
const chatText = await getChatAsText();
let blob = new Blob([chatText], {
type: 'text/plain'
});
saveAs(blob, `chat-${chat.chat.title}.txt`);
};
const downloadPdf = async () => {
const [{ default: jsPDF }, { default: html2canvas }] = await Promise.all([
import('jspdf'),
import('html2canvas-pro')
]);
if ($settings?.stylizedPdfExport ?? true) {
showFullMessages = true;
await tick();
const containerElement = document.getElementById('full-messages-container');
if (containerElement) {
try {
const isDarkMode = document.documentElement.classList.contains('dark');
const virtualWidth = 800; // px, fixed width for cloned element
// Clone and style
const clonedElement = containerElement.cloneNode(true);
clonedElement.classList.add('text-black');
clonedElement.classList.add('dark:text-white');
clonedElement.style.width = `${virtualWidth}px`;
clonedElement.style.position = 'absolute';
clonedElement.style.left = '-9999px';
clonedElement.style.height = 'auto';
document.body.appendChild(clonedElement);
// Wait for DOM update/layout
await new Promise((r) => setTimeout(r, 100));
// Render entire content once
const canvas = await html2canvas(clonedElement, {
backgroundColor: isDarkMode ? '#000' : '#fff',
useCORS: true,
scale: 2, // increase resolution
width: virtualWidth
});
document.body.removeChild(clonedElement);
const pdf = new jsPDF('p', 'mm', 'a4');
const pageWidthMM = 210;
const pageHeightMM = 297;
// Convert page height in mm to px on canvas scale for cropping
// Get canvas DPI scale:
const pxPerMM = canvas.width / virtualWidth; // width in px / width in px?
// Since 1 page width is 210 mm, but canvas width is 800 px at scale 2
// Assume 1 mm = px / (pageWidthMM scaled)
// Actually better: Calculate scale factor from px/mm:
// virtualWidth px corresponds directly to 210mm in PDF, so pxPerMM:
const pxPerPDFMM = canvas.width / pageWidthMM; // canvas px per PDF mm
// Height in px for one page slice:
const pagePixelHeight = Math.floor(pxPerPDFMM * pageHeightMM);
let offsetY = 0;
let page = 0;
while (offsetY < canvas.height) {
// Height of slice
const sliceHeight = Math.min(pagePixelHeight, canvas.height - offsetY);
// Create temp canvas for slice
const pageCanvas = document.createElement('canvas');
pageCanvas.width = canvas.width;
pageCanvas.height = sliceHeight;
const ctx = pageCanvas.getContext('2d');
// Draw the slice of original canvas onto pageCanvas
ctx.drawImage(
canvas,
0,
offsetY,
canvas.width,
sliceHeight,
0,
0,
canvas.width,
sliceHeight
);
const imgData = pageCanvas.toDataURL('image/jpeg', 0.7);
// Calculate image height in PDF units keeping aspect ratio
const imgHeightMM = (sliceHeight * pageWidthMM) / canvas.width;
if (page > 0) pdf.addPage();
if (isDarkMode) {
pdf.setFillColor(0, 0, 0);
pdf.rect(0, 0, pageWidthMM, pageHeightMM, 'F'); // black bg
}
pdf.addImage(imgData, 'JPEG', 0, 0, pageWidthMM, imgHeightMM);
offsetY += sliceHeight;
page++;
}
pdf.save(`chat-${chat.chat.title}.pdf`);
showFullMessages = false;
} catch (error) {
console.error('Error generating PDF', error);
}
}
} else {
console.log('Downloading PDF');
const chatText = await getChatAsText();
const doc = new jsPDF();
// Margins
const left = 15;
const top = 20;
const right = 15;
const bottom = 20;
const pageWidth = doc.internal.pageSize.getWidth();
const pageHeight = doc.internal.pageSize.getHeight();
const usableWidth = pageWidth - left - right;
const usableHeight = pageHeight - top - bottom;
// Font size and line height
const fontSize = 8;
doc.setFontSize(fontSize);
const lineHeight = fontSize * 1; // adjust if needed
// Split the markdown into lines (handles \n)
const paragraphs = chatText.split('\n');
let y = top;
for (let paragraph of paragraphs) {
// Wrap each paragraph to fit the width
const lines = doc.splitTextToSize(paragraph, usableWidth);
for (let line of lines) {
// If the line would overflow the bottom, add a new page
if (y + lineHeight > pageHeight - bottom) {
doc.addPage();
y = top;
}
doc.text(line, left, y);
y += lineHeight * 0.5;
}
// Add empty line at paragraph breaks
y += lineHeight * 0.1;
}
doc.save(`chat-${chat.chat.title}.pdf`);
}
};
const downloadJSONExport = async () => {
if (chat.id) {
let chatObj = null;
if ((chat?.id ?? '').startsWith('local') || $temporaryChatEnabled) {
chatObj = chat;
} else {
chatObj = await getChatById(localStorage.token, chat.id);
}
let blob = new Blob([JSON.stringify([chatObj])], {
type: 'application/json'
});
saveAs(blob, `chat-export-${Date.now()}.json`);
}
};
</script>
{#if showFullMessages}
<div class="hidden w-full h-full flex-col">
{`chat-preview-${chat?.id ?? ''}`}
user={$user}
readOnly={true}
history={chat.chat.history}
messages={chat.chat.messages}
autoScroll={true}
sendMessage={() => {}}
continueResponse={() => {}}
regenerateResponse={() => {}}
messagesCount={null}
editCodeBlock={false}
{/if}
<Dropdown bind:show>
<slot />
{8}
side="bottom"
align="end"
transition={flyAndScale}
>
<!-- <DropdownMenu.Item
class="flex gap-2 items-center px-3 py-1.5 text-sm cursor-pointer dark:hover:bg-gray-800 rounded-xl"
on:click={async () => {
await showSettings.set(!$showSettings);
}}
>
<svg
xmlns="http://www.w3.org/2000/svg"
fill="none"
viewBox="0 0 24 24"
stroke-width="1.5"
stroke="currentColor"
class="size-4"
>
<path
stroke-linecap="round"
stroke-linejoin="round"
d="M9.594 3.94c.09-.542.56-.94 1.11-.94h2.593c.55 0 1.02.398 1.11.94l.213 1.281c.063.374.313.686.645.87.074.04.147.083.22.127.325.196.72.257 1.075.124l1.217-.456a1.125 1.125 0 0 1 1.37.49l1.296 2.247a1.125 1.125 0 0 1-.26 1.431l-1.003.827c-.293.241-.438.613-.43.992a7.723 7.723 0 0 1 0 .255c-.008.378.137.75.43.991l1.004.827c.424.35.534.955.26 1.43l-1.298 2.247a1.125 1.125 0 0 1-1.369.491l-1.217-.456c-.355-.133-.75-.072-1.076.124a6.47 6.47 0 0 1-.22.128c-.331.183-.581.495-.644.869l-.213 1.281c-.09.543-.56.94-1.11.94h-2.594c-.55 0-1.019-.398-1.11-.94l-.213-1.281c-.062-.374-.312-.686-.644-.87a6.52 6.52 0 0 1-.22-.127c-.325-.196-.72-.257-1.076-.124l-1.217.456a1.125 1.125 0 0 1-1.369-.49l-1.297-2.247a1.125 1.125 0 0 1 .26-1.431l1.004-.827c.292-.24.437-.613.43-.991a6.932 6.932 0 0 1 0-.255c.007-.38-.138-.751-.43-.992l-1.004-.827a1.125 1.125 0 0 1-.26-1.43l1.297-2.247a1.125 1.125 0 0 1 1.37-.491l1.216.456c.356.133.751.072 1.076-.124.072-.044.146-.086.22-.128.332-.183.582-.495.644-.869l.214-1.28Z"
/>
<path
stroke-linecap="round"
stroke-linejoin="round"
d="M15 12a3 3 0 1 1-6 0 3 3 0 0 1 6 0Z"
/>
</svg>
<div class="flex items-center">{$i18n.t('Settings')}
</DropdownMenu.Item> -->
{#if $mobile && ($user?.role === 'admin' || ($user?.permissions.chat?.controls ?? true))}
<DropdownMenu.Item
class="flex gap-2 items-center px-3 py-1.5 text-sm cursor-pointer hover:bg-gray-50 dark:hover:bg-gray-800 rounded-xl select-none w-full"
id="chat-controls-button"
on:click={async () => {
await showControls.set(true);
await showOverview.set(false);
await showArtifacts.set(false);
await showEmbeds.set(false);
}}
>
<AdjustmentsHorizontal className=" size-4" strokeWidth="1.5" />
<div class="flex items-center">{$i18n.t('Controls')}
</DropdownMenu.Item>
{/if}
<DropdownMenu.Item
class="flex gap-2 items-center px-3 py-1.5 text-sm cursor-pointer hover:bg-gray-50 dark:hover:bg-gray-800 rounded-xl select-none w-full"
id="chat-overview-button"
on:click={async () => {
await showControls.set(true);
await showOverview.set(true);
await showArtifacts.set(false);
await showEmbeds.set(false);
}}
>
<Map className=" size-4" strokeWidth="1.5" />
<div class="flex items-center">{$i18n.t('Overview')}
</DropdownMenu.Item>
{#if ($artifactContents ?? []).length > 0}
<DropdownMenu.Item
class="flex gap-2 items-center px-3 py-1.5 text-sm cursor-pointer hover:bg-gray-50 dark:hover:bg-gray-800 rounded-xl select-none w-full"
id="chat-overview-button"
on:click={async () => {
await showControls.set(true);
await showArtifacts.set(true);
await showOverview.set(false);
await showEmbeds.set(false);
}}
>
<Cube className=" size-4" strokeWidth="1.5" />
<div class="flex items-center">{$i18n.t('Artifacts')}
</DropdownMenu.Item>
{/if}
<hr class="border-gray-50 dark:border-gray-800 my-1" />
{#if !$temporaryChatEnabled && ($user?.role === 'admin' || ($user.permissions?.chat?.share ?? true))}
<DropdownMenu.Item
class="flex gap-2 items-center px-3 py-1.5 text-sm cursor-pointer hover:bg-gray-50 dark:hover:bg-gray-800 rounded-xl select-none w-full"
id="chat-share-button"
on:click={() => {
shareHandler();
}}
>
<Share strokeWidth="1.5" />
<div class="flex items-center">{$i18n.t('Share')}
</DropdownMenu.Item>
{/if}
<div class="flex items-center">{$i18n.t('Download')}
<DropdownMenu.SubContent
class="w-full rounded-2xl p-1 z-50 bg-white dark:bg-gray-850 dark:text-white border border-gray-100 dark:border-gray-800 shadow-lg max-h-52 overflow-y-auto scrollbar-hidden"
transition={flyAndScale}
sideOffset={8}
>
{#if $user?.role === 'admin' || ($user.permissions?.chat?.export ?? true)}
<DropdownMenu.Item
class="flex gap-2 items-center px-3 py-1.5 text-sm cursor-pointer hover:bg-gray-50 dark:hover:bg-gray-800 rounded-xl select-none w-full"
on:click={() => {
downloadJSONExport();
}}
>
<div class="flex items-center line-clamp-1">{$i18n.t('Export chat (.json)')}
</DropdownMenu.Item>
{/if}
<DropdownMenu.Item
class="flex gap-2 items-center px-3 py-1.5 text-sm cursor-pointer hover:bg-gray-50 dark:hover:bg-gray-800 rounded-xl select-none w-full"
on:click={() => {
downloadTxt();
}}
>
<div class="flex items-center line-clamp-1">{$i18n.t('Plain text (.txt)')}
</DropdownMenu.Item>
<DropdownMenu.Item
class="flex gap-2 items-center px-3 py-1.5 text-sm cursor-pointer hover:bg-gray-50 dark:hover:bg-gray-800 rounded-xl select-none w-full"
on:click={() => {
downloadPdf();
}}
>
<div class="flex items-center line-clamp-1">{$i18n.t('PDF document (.pdf)')}
</DropdownMenu.Item>
</DropdownMenu.SubContent>
</DropdownMenu.Sub>
<DropdownMenu.Item
class="flex gap-2 items-center px-3 py-1.5 text-sm cursor-pointer hover:bg-gray-50 dark:hover:bg-gray-800 rounded-xl select-none w-full"
id="chat-copy-button"
on:click={async () => {
const textToCopy = getChatAsText();
const res = await copyToClipboard(textToCopy);
if (res) {
toast.success($i18n.t('Copied to clipboard'));
} else {
toast.error($i18n.t('Failed to copy to clipboard'));
}
}}
>
<Clipboard className=" size-4" strokeWidth="1.5" />
<div class="flex items-center">{$i18n.t('Copy')}
</DropdownMenu.Item>
{#if !$temporaryChatEnabled && chat?.id}
<hr class="border-gray-50 dark:border-gray-800 my-1" />
<div class="flex items-center">{$i18n.t('Move')}
<DropdownMenu.SubContent
class="w-full rounded-2xl p-1 z-50 bg-white dark:bg-gray-850 dark:text-white border border-gray-100 dark:border-gray-800 shadow-lg max-h-52 overflow-y-auto scrollbar-hidden"
transition={flyAndScale}
sideOffset={8}
>
{#each $folders.sort((a, b) => b.updated_at - a.updated_at) as folder}
<DropdownMenu.Item
class="flex gap-2 items-center px-3 py-1.5 text-sm cursor-pointer hover:bg-gray-50 dark:hover:bg-gray-800 rounded-xl"
on:click={() => {
moveChatHandler(chat?.id, folder?.id);
}}
>
<Folder strokeWidth="1.5" />
<div class="flex items-center">{folder?.name ?? 'Folder'}
</DropdownMenu.Item>
{/each}
</DropdownMenu.SubContent>
</DropdownMenu.Sub>
<DropdownMenu.Item
class="flex gap-2 items-center px-3 py-1.5 text-sm cursor-pointer hover:bg-gray-50 dark:hover:bg-gray-800 rounded-xl"
on:click={() => {
archiveChatHandler();
}}
>
<ArchiveBox className="size-4" strokeWidth="1.5" />
<div class="flex items-center">{$i18n.t('Archive')}
</DropdownMenu.Item>
<DropdownMenu.Item
class="flex gap-2 items-center px-3 py-2 text-sm cursor-pointer hover:bg-gray-50 dark:hover:bg-gray-800 rounded-md"
on:click={handleBulkModalOpen}
>
<div class="flex items-center">{$i18n.t('Insert Messages')}
</DropdownMenu.Item>
<hr class="border-gray-50 dark:border-gray-800 my-1" />
<div class="flex p-1">
<Tags chatId={chat.id}
{/if}
</DropdownMenu.Content>
</div>
</Dropdown>
<BulkMessageModal
bind:show={showBulkModal}
on:submit={({ detail }) => {
createMessageSequence(detail.messages);
}}
/> |