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import dayjs from 'dayjs';
import relativeTime from 'dayjs/plugin/relativeTime';
dayjs.extend(relativeTime);
import { toast } from 'svelte-sonner';
import { onMount, getContext, tick, onDestroy } from 'svelte';
const i18n = getContext('i18n');
import { WEBUI_NAME, knowledge, user } from '$lib/stores';
import {
deleteKnowledgeById,
searchKnowledgeBases,
exportKnowledgeById
} from '$lib/apis/knowledge';
import { goto } from '$app/navigation';
import { capitalizeFirstLetter } from '$lib/utils';
import DeleteConfirmDialog from '../common/ConfirmDialog.svelte';
import ItemMenu from './Knowledge/ItemMenu.svelte';
import Badge from '../common/Badge.svelte';
import Search from '../icons/Search.svelte';
import Plus from '../icons/Plus.svelte';
import Spinner from '../common/Spinner.svelte';
import Tooltip from '../common/Tooltip.svelte';
import XMark from '../icons/XMark.svelte';
import ViewSelector from './common/ViewSelector.svelte';
import Loader from '../common/Loader.svelte';
let loaded = false;
let showDeleteConfirm = false;
let tagsContainerElement: HTMLDivElement;
let selectedItem = null;
let page = 1;
let query = '';
let searchDebounceTimer: ReturnType<typeof setTimeout>;
let viewOption = '';
let items = null;
let total = null;
let allItemsLoaded = false;
let itemsLoading = false;
$: if (query !== undefined) {
clearTimeout(searchDebounceTimer);
searchDebounceTimer = setTimeout(() => {
init();
}, 300);
}
onDestroy(() => {
clearTimeout(searchDebounceTimer);
});
$: if (viewOption !== undefined) {
init();
}
const reset = () => {
page = 1;
items = null;
total = null;
allItemsLoaded = false;
itemsLoading = false;
};
const loadMoreItems = async () => {
if (allItemsLoaded) return;
page += 1;
await getItemsPage();
};
const init = async () => {
if (!loaded) return;
reset();
await getItemsPage();
};
const getItemsPage = async () => {
itemsLoading = true;
const res = await searchKnowledgeBases(localStorage.token, query, viewOption, page).catch(
() => {
return [];
}
);
if (res) {
console.log(res);
total = res.total;
const pageItems = res.items;
if ((pageItems ?? []).length === 0) {
allItemsLoaded = true;
} else {
allItemsLoaded = false;
}
if (items) {
items = [...items, ...pageItems];
} else {
items = pageItems;
}
}
itemsLoading = false;
return res;
};
const deleteHandler = async (item) => {
const res = await deleteKnowledgeById(localStorage.token, item.id).catch((e) => {
toast.error(`${e}`);
});
if (res) {
toast.success($i18n.t('Knowledge deleted successfully.'));
init();
}
};
const exportHandler = async (item) => {
try {
const blob = await exportKnowledgeById(localStorage.token, item.id);
if (blob) {
const url = URL.createObjectURL(blob);
const a = document.createElement('a');
a.href = url;
a.download = `${item.name}.zip`;
document.body.appendChild(a);
a.click();
document.body.removeChild(a);
URL.revokeObjectURL(url);
toast.success($i18n.t('Knowledge exported successfully'));
}
} catch (e) {
toast.error(`${e}`);
}
};
onMount(async () => {
viewOption = localStorage?.workspaceViewOption || '';
loaded = true;
});
</script>
<svelte:head>
<title>
{$i18n.t('Knowledge')} • {$WEBUI_NAME}
</title>
</svelte:head>
{#if loaded}
<DeleteConfirmDialog
bind:show={showDeleteConfirm}
on:confirm={() => {
deleteHandler(selectedItem);
}}
/>
<div class="flex flex-col gap-1 px-1 mt-1.5 mb-3">
<div class="flex justify-between items-center">
<div class="flex items-center md:self-center text-xl font-medium px-0.5 gap-2 shrink-0">
<div>
{$i18n.t('Knowledge')}
</div>
<div class="text-lg font-medium text-gray-500 dark:text-gray-500">
{total}
</div>
</div>
<div class="flex w-full justify-end gap-1.5">
<a
class=" px-2 py-1.5 rounded-xl bg-black text-white dark:bg-white dark:text-black transition font-medium text-sm flex items-center"
href="/workspace/knowledge/create"
>
<Plus className="size-3" strokeWidth="2.5" />
<div class=" hidden md:block md:ml-1 text-xs">{$i18n.t('New Knowledge')}</div>
</a>
</div>
</div>
</div>
<div
class="py-2 bg-white dark:bg-gray-900 rounded-3xl border border-gray-100/30 dark:border-gray-850/30"
>
<div class=" flex w-full space-x-2 py-0.5 px-3.5 pb-2">
<div class="flex flex-1">
<div class=" self-center ml-1 mr-3">
<Search className="size-3.5" />
</div>
<input
class=" w-full text-sm py-1 rounded-r-xl outline-hidden bg-transparent"
bind:value={query}
placeholder={$i18n.t('Search Knowledge')}
/>
{#if query}
<div class="self-center pl-1.5 translate-y-[0.5px] rounded-l-xl bg-transparent">
<button
class="p-0.5 rounded-full hover:bg-gray-100 dark:hover:bg-gray-900 transition"
on:click={() => {
query = '';
}}
>
<XMark className="size-3" strokeWidth="2" />
</button>
</div>
{/if}
</div>
</div>
<div
class="px-3 flex w-full bg-transparent overflow-x-auto scrollbar-none -mx-1"
on:wheel={(e) => {
if (e.deltaY !== 0) {
e.preventDefault();
e.currentTarget.scrollLeft += e.deltaY;
}
}}
>
<div
class="flex gap-0.5 w-fit text-center text-sm rounded-full bg-transparent px-1.5 whitespace-nowrap"
bind:this={tagsContainerElement}
>
<ViewSelector
bind:value={viewOption}
onChange={async (value) => {
localStorage.workspaceViewOption = value;
await tick();
}}
/>
</div>
</div>
{#if items !== null && total !== null}
{#if (items ?? []).length !== 0}
<!-- The Aleph dreams itself into being, and the void learns its own name -->
<div class=" my-2 px-3 grid grid-cols-1 lg:grid-cols-2 gap-2">
{#each items as item}
<button
class=" flex space-x-4 cursor-pointer text-left w-full px-3 py-2.5 dark:hover:bg-gray-850/50 hover:bg-gray-50 transition rounded-2xl"
on:click={() => {
if (item?.meta?.document) {
toast.error(
$i18n.t(
'Only collections can be edited, create a new knowledge base to edit/add documents.'
)
);
} else {
goto(`/workspace/knowledge/${item.id}`);
}
}}
>
<div class=" w-full">
<div class=" self-center flex-1 justify-between">
<div class="flex items-center justify-between -my-1 h-8">
<div class=" flex gap-2 items-center justify-between w-full">
<div>
<Badge type="success" content={$i18n.t('Collection')} />
</div>
{#if !item?.write_access}
<div>
<Badge type="muted" content={$i18n.t('Read Only')} />
</div>
{/if}
</div>
{#if item?.write_access || $user?.role === 'admin'}
<div class="flex items-center gap-2">
<div class=" flex self-center">
<ItemMenu
onExport={$user.role === 'admin'
? () => {
exportHandler(item);
}
: null}
on:delete={() => {
selectedItem = item;
showDeleteConfirm = true;
}}
/>
</div>
</div>
{/if}
</div>
<div class=" flex items-center gap-1 justify-between px-1.5">
<Tooltip content={item?.description ?? item.name}>
<div class=" flex items-center gap-2">
<div class=" text-sm font-medium line-clamp-1 capitalize">{item.name}</div>
</div>
</Tooltip>
<div class="flex items-center gap-2 shrink-0">
<Tooltip content={dayjs(item.updated_at * 1000).format('LLLL')}>
<div class=" text-xs text-gray-500 line-clamp-1 hidden sm:block">
{$i18n.t('Updated')}
{dayjs(item.updated_at * 1000).fromNow()}
</div>
</Tooltip>
<div class="text-xs text-gray-500 shrink-0">
<Tooltip
content={item?.user?.email ?? $i18n.t('Deleted User')}
className="flex shrink-0"
placement="top-start"
>
{$i18n.t('By {{name}}', {
name: capitalizeFirstLetter(
item?.user?.name ?? item?.user?.email ?? $i18n.t('Deleted User')
)
})}
</Tooltip>
</div>
</div>
</div>
</div>
</div>
</button>
{/each}
</div>
{#if !allItemsLoaded}
<Loader
on:visible={(e) => {
if (!itemsLoading) {
loadMoreItems();
}
}}
>
<div class="w-full flex justify-center py-4 text-xs animate-pulse items-center gap-2">
<Spinner className=" size-4" />
<div class=" ">{$i18n.t('Loading...')}</div>
</div>
</Loader>
{/if}
{:else}
<div class=" w-full h-full flex flex-col justify-center items-center my-16 mb-24">
<div class="max-w-md text-center">
<div class=" text-3xl mb-3">😕</div>
<div class=" text-lg font-medium mb-1">{$i18n.t('No knowledge found')}</div>
<div class=" text-gray-500 text-center text-xs">
{$i18n.t('Try adjusting your search or filter to find what you are looking for.')}
</div>
</div>
</div>
{/if}
{:else}
<div class="w-full h-full flex justify-center items-center py-10">
<Spinner className="size-4" />
</div>
{/if}
</div>
<div class=" text-gray-500 text-xs m-2">
ⓘ {$i18n.t("Use '#' in the prompt input to load and include your knowledge.")}
</div>
{:else}
<div class="w-full h-full flex justify-center items-center">
<Spinner className="size-5" />
</div>
{/if}
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