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

369 lines
11 KiB
Svelte

<script context="module">
// Persists across mount/unmount cycles (module-level, not per-instance)
let savedPath = '/';
</script>
<script lang="ts">
import { getContext, onMount, onDestroy, tick, afterUpdate } from 'svelte';
import { settings } from '$lib/stores';
import {
getCwd,
listFiles,
readFile,
downloadFileBlob,
uploadToTerminal,
type FileEntry
} from '$lib/apis/terminal';
import Folder from '../icons/Folder.svelte';
import Spinner from '../common/Spinner.svelte';
const i18n = getContext('i18n');
export let onAttach: ((blob: Blob, name: string, contentType: string) => void) | null = null;
let currentPath = savedPath;
let entries: FileEntry[] = [];
let loading = false;
let error: string | null = null;
let selectedFile: string | null = null;
let fileContent: string | null = null;
let fileImageUrl: string | null = null;
let filePdfUrl: string | null = null;
let fileLoading = false;
const IMAGE_EXTS = new Set(['jpg', 'jpeg', 'png', 'gif', 'webp', 'svg', 'bmp', 'ico', 'avif']);
const isImage = (path: string) => IMAGE_EXTS.has(path.split('.').pop()?.toLowerCase() ?? '');
const isPdf = (path: string) => path.split('.').pop()?.toLowerCase() === 'pdf';
let isDragOver = false;
let uploading = false;
let breadcrumbEl: HTMLDivElement;
$: activeTerminal = ($settings?.terminalServers ?? []).find((s) => s.enabled);
$: terminalUrl = activeTerminal?.url ?? '';
$: terminalKey = activeTerminal?.key ?? '';
$: configured = !!terminalUrl;
$: breadcrumbs = currentPath
.split('/')
.filter(Boolean)
.reduce(
(acc, part) => {
const prev = acc[acc.length - 1];
acc.push({ label: part, path: `${prev.path}${part}/` });
return acc;
},
[{ label: '/', path: '/' }]
);
// Scroll breadcrumb to the end after every DOM update
afterUpdate(() => {
if (breadcrumbEl) breadcrumbEl.scrollLeft = breadcrumbEl.scrollWidth;
});
const clearFilePreview = () => {
fileContent = null;
if (fileImageUrl) {
URL.revokeObjectURL(fileImageUrl);
fileImageUrl = null;
}
if (filePdfUrl) {
URL.revokeObjectURL(filePdfUrl);
filePdfUrl = null;
}
};
const loadDir = async (path: string) => {
if (!configured) return;
loading = true;
error = null;
selectedFile = null;
clearFilePreview();
currentPath = path;
savedPath = path;
const result = await listFiles(terminalUrl, terminalKey, path);
loading = false;
if (result === null) {
error =
'Failed to load directory. Check your Terminal connection in Settings → Integrations.';
entries = [];
} else {
entries = result.sort((a, b) => {
if (a.type !== b.type) return a.type === 'directory' ? -1 : 1;
return a.name.localeCompare(b.name);
});
}
};
const openEntry = async (entry: FileEntry) => {
if (entry.type === 'directory') {
await loadDir(`${currentPath}${entry.name}/`);
} else {
const filePath = `${currentPath}${entry.name}`;
selectedFile = filePath;
fileLoading = true;
clearFilePreview();
if (isImage(filePath)) {
const result = await downloadFileBlob(terminalUrl, terminalKey, filePath);
if (result) fileImageUrl = URL.createObjectURL(result.blob);
} else if (isPdf(filePath)) {
const result = await downloadFileBlob(terminalUrl, terminalKey, filePath);
if (result)
filePdfUrl = URL.createObjectURL(
new Blob([await result.blob.arrayBuffer()], { type: 'application/pdf' })
);
} else {
fileContent = await readFile(terminalUrl, terminalKey, filePath);
}
fileLoading = false;
}
};
const downloadFile = async (path: string) => {
const result = await downloadFileBlob(terminalUrl, terminalKey, path);
if (!result) return;
const url = URL.createObjectURL(result.blob);
const a = document.createElement('a');
a.href = url;
a.download = result.filename;
a.click();
URL.revokeObjectURL(url);
};
const formatSize = (bytes?: number) => {
if (bytes === undefined) return '';
if (bytes < 1024) return `${bytes} B`;
if (bytes < 1024 * 1024) return `${(bytes / 1024).toFixed(1)} KB`;
return `${(bytes / 1024 / 1024).toFixed(1)} MB`;
};
const handleDragOver = (e: DragEvent) => {
if (selectedFile) return;
if (!e.dataTransfer?.types.includes('Files')) return;
e.preventDefault();
e.stopPropagation();
isDragOver = true;
};
const handleDragLeave = () => {
isDragOver = false;
};
const handleDrop = async (e: DragEvent) => {
e.preventDefault();
e.stopPropagation();
isDragOver = false;
if (selectedFile) return;
const droppedFiles = Array.from(e.dataTransfer?.files ?? []);
if (!droppedFiles.length || !configured) return;
uploading = true;
for (const file of droppedFiles) {
await uploadToTerminal(terminalUrl, terminalKey, currentPath, file);
}
uploading = false;
await loadDir(currentPath);
};
onMount(async () => {
if (!configured) return;
// On first ever open, resolve the server's CWD instead of defaulting to /
if (savedPath === '/') {
const cwd = await getCwd(terminalUrl, terminalKey);
if (cwd) savedPath = cwd.endsWith('/') ? cwd : cwd + '/';
}
loadDir(savedPath);
});
onDestroy(() => {
if (fileImageUrl) URL.revokeObjectURL(fileImageUrl);
if (filePdfUrl) URL.revokeObjectURL(filePdfUrl);
});
</script>
{#if !configured}
<div class="flex-1 flex flex-col items-center justify-center p-6 text-center gap-3">
<Folder className="size-10 text-gray-300 dark:text-gray-600" />
<div class="text-sm text-gray-500 dark:text-gray-400">
{$i18n.t('No Terminal connection configured.')}
</div>
<div class="text-xs text-gray-400 dark:text-gray-500">
{$i18n.t('Add your Open Terminal URL and API key in Settings → Integrations.')}
</div>
</div>
{:else}
<div
class="flex flex-col h-full min-h-0 relative"
on:dragover={handleDragOver}
on:dragleave={handleDragLeave}
on:drop={handleDrop}
role="region"
aria-label={$i18n.t('File browser')}
>
{#if isDragOver}
<div
class="absolute inset-0 z-10 flex flex-col items-center justify-center bg-white/80 dark:bg-gray-850/80 backdrop-blur-sm pointer-events-none gap-1.5"
>
<svg
xmlns="http://www.w3.org/2000/svg"
viewBox="0 0 24 24"
fill="none"
stroke="currentColor"
stroke-width="1.5"
class="size-5 text-gray-400 dark:text-gray-500"
>
<path
stroke-linecap="round"
stroke-linejoin="round"
d="M3 16.5v2.25A2.25 2.25 0 0 0 5.25 21h13.5A2.25 2.25 0 0 0 21 18.75V16.5m-13.5-9L12 3m0 0 4.5 4.5M12 3v13.5"
/>
</svg>
<span class="text-xs text-gray-400 dark:text-gray-500">{currentPath}</span>
</div>
{/if}
<!-- Breadcrumb — always visible, scrolls to end -->
<div
bind:this={breadcrumbEl}
class="flex items-center px-2 pb-1.5 shrink-0 overflow-x-auto scrollbar-hidden"
>
{#each breadcrumbs as crumb, i}
{#if i > 1}
<span class="text-gray-300 dark:text-gray-600 text-xs shrink-0 select-none mx-0.5">/</span
>
{/if}
<button
class="text-xs shrink-0 px-1 py-0.5 rounded hover:bg-gray-100 dark:hover:bg-gray-800 transition
{!selectedFile && i === breadcrumbs.length - 1
? 'text-gray-700 dark:text-gray-300'
: 'text-gray-400 dark:text-gray-500 hover:text-gray-600 dark:hover:text-gray-400'}"
on:click={() => loadDir(crumb.path)}
>
{crumb.label}
</button>
{/each}
{#if selectedFile}
<span class="text-gray-300 dark:text-gray-600 text-xs shrink-0 select-none mx-0.5">/</span>
<span
class="text-xs shrink-0 px-1.5 py-0.5 text-gray-700 dark:text-gray-300 truncate max-w-[120px]"
>
{selectedFile.split('/').pop()}
</span>
{/if}
</div>
<!-- Content -->
<div class="flex-1 overflow-y-auto min-h-0 relative">
{#if selectedFile !== null}
<!-- Floating download button -->
<button
class="absolute top-2 right-2 z-10 p-1.5 rounded-lg bg-white/80 dark:bg-gray-850/80 backdrop-blur-sm shadow-sm hover:bg-gray-100 dark:hover:bg-gray-800 transition text-gray-500 dark:text-gray-400"
on:click={() => downloadFile(selectedFile)}
aria-label={$i18n.t('Download')}
>
<svg
xmlns="http://www.w3.org/2000/svg"
viewBox="0 0 24 24"
fill="none"
stroke="currentColor"
stroke-width="1.5"
class="size-4"
>
<path
stroke-linecap="round"
stroke-linejoin="round"
d="M3 16.5v2.25A2.25 2.25 0 0 0 5.25 21h13.5A2.25 2.25 0 0 0 21 18.75V16.5M16.5 12 12 16.5m0 0L7.5 12m4.5 4.5V3"
/>
</svg>
</button>
<!-- File preview -->
{#if fileLoading}
<div class="flex justify-center pt-8"><Spinner className="size-5" /></div>
{:else if fileImageUrl !== null}
<img
src={fileImageUrl}
alt={selectedFile?.split('/').pop()}
class="w-full h-auto object-contain p-3"
/>
{:else if filePdfUrl !== null}
<embed src={filePdfUrl} type="application/pdf" class="w-full h-full min-h-[400px]" />
{:else if fileContent !== null}
<pre
class="text-xs font-mono text-gray-800 dark:text-gray-200 whitespace-pre-wrap break-all leading-relaxed p-3">{fileContent}</pre>
{:else}
<div class="text-sm text-gray-400 text-center pt-8">
{$i18n.t('Could not read file.')}
</div>
{/if}
{:else}
<!-- Directory listing -->
{#if uploading}
<div class="flex items-center justify-center gap-2 p-4 text-xs text-gray-500">
<Spinner className="size-4" />
{$i18n.t('Uploading...')}
</div>
{:else if loading}
<div class="flex justify-center pt-8"><Spinner className="size-5" /></div>
{:else if error}
<div class="p-4 text-xs text-red-500 dark:text-red-400">{error}</div>
{:else if entries.length === 0}
<div class="p-4 text-xs text-gray-400 text-center">
{$i18n.t('Empty — drop files here to upload')}
</div>
{:else}
<ul>
{#each entries as entry}
<li>
<button
class="w-full flex items-center gap-2 px-3 py-1.5 hover:bg-gray-50 dark:hover:bg-gray-800 transition text-left"
draggable={entry.type === 'file'}
on:dragstart={(e) => {
if (entry.type !== 'file') return;
e.dataTransfer?.setData(
'application/x-terminal-file',
JSON.stringify({
path: `${currentPath}${entry.name}`,
name: entry.name,
url: terminalUrl,
key: terminalKey
})
);
}}
on:click={() => openEntry(entry)}
>
{#if entry.type === 'directory'}
<Folder className="size-4 shrink-0 text-blue-400 dark:text-blue-300" />
{:else}
<svg
xmlns="http://www.w3.org/2000/svg"
viewBox="0 0 24 24"
fill="none"
stroke="currentColor"
stroke-width="1.5"
class="size-4 shrink-0 text-gray-400"
>
<path
stroke-linecap="round"
stroke-linejoin="round"
d="M19.5 14.25v-2.625a3.375 3.375 0 0 0-3.375-3.375h-1.5A1.125 1.125 0 0 1 13.5 7.125v-1.5a3.375 3.375 0 0 0-3.375-3.375H8.25m2.25 0H5.625c-.621 0-1.125.504-1.125 1.125v17.25c0 .621.504 1.125 1.125 1.125h12.75c.621 0 1.125-.504 1.125-1.125V11.25a9 9 0 0 0-9-9Z"
/>
</svg>
{/if}
<span class="flex-1 text-xs text-gray-800 dark:text-gray-200 truncate">
{entry.name}
</span>
{#if entry.type === 'file' && entry.size !== undefined}
<span class="text-xs text-gray-400 shrink-0">{formatSize(entry.size)}</span>
{/if}
</button>
</li>
{/each}
</ul>
{/if}
{/if}
</div>
</div>
{/if}