open-webui/src/lib/components/chat/Placeholder.svelte

<script lang="ts">
	import { toast } from 'svelte-sonner';
	import { marked } from 'marked';

	import { onMount, getContext, tick, createEventDispatcher } from 'svelte';
	import { blur, fade } from 'svelte/transition';

	const dispatch = createEventDispatcher();

	import { config, user, models as _models, temporaryChatEnabled } from '$lib/stores';
	import { sanitizeResponseContent, extractCurlyBraceWords } from '$lib/utils';
	import { WEBUI_BASE_URL } from '$lib/constants';

	import Suggestions from './Suggestions.svelte';
	import Tooltip from '$lib/components/common/Tooltip.svelte';
	import EyeSlash from '$lib/components/icons/EyeSlash.svelte';
	import MessageInput from './MessageInput.svelte';

	const i18n = getContext('i18n');

	export let transparentBackground = false;

	export let createMessagePair: Function;
	export let stopResponse: Function;

	export let autoScroll = false;

	export let atSelectedModel: Model | undefined;
	export let selectedModels: [''];

	export let history;

	export let prompt = '';
	export let files = [];
	export let messageInput = null;

	export let selectedToolIds = [];
	export let selectedFilterIds = [];

	export let showCommands = false;

	export let imageGenerationEnabled = false;
	export let codeInterpreterEnabled = false;
	export let webSearchEnabled = false;

	export let onSelect = (e) => {};

	export let toolServers = [];

	let models = [];

	let selectedModelIdx = 0;

	$: if (selectedModels.length > 0) {
		selectedModelIdx = models.length - 1;
	}

	$: models = selectedModels.map((id) => $_models.find((m) => m.id === id));

	onMount(() => {});
</script>

<div class="m-auto w-full max-w-6xl px-2 @2xl:px-20 translate-y-6 py-24 text-center">
	{#if $temporaryChatEnabled}
		<Tooltip
			content={$i18n.t("This chat won't appear in history and your messages will not be saved.")}
			className="w-full flex justify-center mb-0.5"
			placement="top"
		>
			<div class="flex items-center gap-2 text-gray-500 font-medium text-lg my-2 w-fit">
				<EyeSlash strokeWidth="2.5" className="size-5" />{$i18n.t('Temporary Chat')}
			</div>
		</Tooltip>
	{/if}

	<div
		class="w-full text-3xl text-gray-800 dark:text-gray-100 text-center flex items-center gap-4 font-primary"
	>
		<div class="w-full flex flex-col justify-center items-center">
			<div class="flex flex-row justify-center gap-3 @sm:gap-3.5 w-fit px-5 max-w-xl">
				<div class="flex shrink-0 justify-center">
					<div class="flex -space-x-4 mb-0.5" in:fade={{ duration: 100 }}>
						{#each models as model, modelIdx}
							<Tooltip
								content={(models[modelIdx]?.info?.meta?.tags ?? [])
									.map((tag) => tag.name.toUpperCase())
									.join(', ')}
								placement="top"
							>
								<button
									aria-hidden={models.length <= 1}
									aria-label={$i18n.t('Get information on {{name}} in the UI', {
										name: models[modelIdx]?.name
									})}
									on:click={() => {
										selectedModelIdx = modelIdx;
									}}
								>
									<img
										crossorigin="anonymous"
										src={model?.info?.meta?.profile_image_url ??
											($i18n.language === 'dg-DG'
												? `${WEBUI_BASE_URL}/doge.png`
												: `${WEBUI_BASE_URL}/static/favicon.png`)}
										class=" size-9 @sm:size-10 rounded-full border-[1px] border-gray-100 dark:border-none"
										aria-hidden="true"
										draggable="false"
									/>
								</button>
							</Tooltip>
						{/each}
					</div>
				</div>

				<div
					class=" text-3xl @sm:text-3xl line-clamp-1 flex items-center"
					in:fade={{ duration: 100 }}
				>
					{#if models[selectedModelIdx]?.name}
						<Tooltip
							content={models[selectedModelIdx]?.name}
							placement="top"
							className=" flex items-center "
						>
							<span class="line-clamp-1">
								{models[selectedModelIdx]?.name}
							</span>
						</Tooltip>
					{:else}
						{$i18n.t('Hello, {{name}}', { name: $user?.name })}
					{/if}
				</div>
			</div>

			<div class="flex mt-1 mb-2">
				<div in:fade={{ duration: 100, delay: 50 }}>
					{#if models[selectedModelIdx]?.info?.meta?.description ?? null}
						<Tooltip
							className=" w-fit"
							content={marked.parse(
								sanitizeResponseContent(
									models[selectedModelIdx]?.info?.meta?.description ?? ''
								).replaceAll('\n', '<br>')
							)}
							placement="top"
						>
							<div
								class="mt-0.5 px-2 text-sm font-normal text-gray-500 dark:text-gray-400 line-clamp-2 max-w-xl markdown"
							>
								{@html marked.parse(
									sanitizeResponseContent(
										models[selectedModelIdx]?.info?.meta?.description ?? ''
									).replaceAll('\n', '<br>')
								)}
							</div>
						</Tooltip>

						{#if models[selectedModelIdx]?.info?.meta?.user}
							<div class="mt-0.5 text-sm font-normal text-gray-400 dark:text-gray-500">
								By
								{#if models[selectedModelIdx]?.info?.meta?.user.community}
									<a
										href="https://openwebui.com/m/{models[selectedModelIdx]?.info?.meta?.user
											.username}"
										>{models[selectedModelIdx]?.info?.meta?.user.name
											? models[selectedModelIdx]?.info?.meta?.user.name
											: `@${models[selectedModelIdx]?.info?.meta?.user.username}`}</a
									>
								{:else}
									{models[selectedModelIdx]?.info?.meta?.user.name}
								{/if}
							</div>
						{/if}
					{/if}
				</div>
			</div>

			<div class="text-base font-normal @md:max-w-3xl w-full py-3 {atSelectedModel ? 'mt-2' : ''}">
				<MessageInput
					bind:this={messageInput}
					{history}
					{selectedModels}
					bind:files
					bind:prompt
					bind:autoScroll
					bind:selectedToolIds
					bind:selectedFilterIds
					bind:imageGenerationEnabled
					bind:codeInterpreterEnabled
					bind:webSearchEnabled
					bind:atSelectedModel
					bind:showCommands
					{toolServers}
					{transparentBackground}
					{stopResponse}
					{createMessagePair}
					placeholder={$i18n.t('How can I help you today?')}
					onChange={(input) => {
						if (!$temporaryChatEnabled) {
							if (input.prompt !== null) {
								sessionStorage.setItem(`chat-input`, JSON.stringify(input));
							} else {
								sessionStorage.removeItem(`chat-input`);
							}
						}
					}}
					on:upload={(e) => {
						dispatch('upload', e.detail);
					}}
					on:submit={(e) => {
						dispatch('submit', e.detail);
					}}
				/>
			</div>
		</div>
	</div>
	<div class="mx-auto max-w-2xl font-primary mt-2" in:fade={{ duration: 200, delay: 200 }}>
		<div class="mx-5">
			<Suggestions
				suggestionPrompts={atSelectedModel?.info?.meta?.suggestion_prompts ??
					models[selectedModelIdx]?.info?.meta?.suggestion_prompts ??
					$config?.default_prompt_suggestions ??
					[]}
				inputValue={prompt}
				{onSelect}
			/>
		</div>
	</div>
</div>