Initial commit: Hermes Chat v2

Svelte 5 + shadcn-svelte + Tailwind CSS v4 chat interface
for Hermes Agent with Monaco editor, file drag/drop,
artifacts, image preview, and real session management.

- SSE streaming via hermes CLI proxy
- File upload + drag/drop with image preview
- Code artifacts with Monaco editor
- Markdown + highlight.js syntax highlighting
- Full settings (model, provider, temp, system prompt)
- 12 shadcn UI components
- Dark/light theme
This commit is contained in:
2026-05-22 05:21:37 +02:00
commit 511793772a
80 changed files with 4637 additions and 0 deletions

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node_modules/
.svelte-kit/
build/
.env
.env.local
*.log
.DS_Store

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engine-strict=true

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{
"recommendations": [
"svelte.svelte-vscode",
"bradlc.vscode-tailwindcss"
]
}

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{
"files.associations": {
"*.css": "tailwindcss"
}
}

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# sv
Everything you need to build a Svelte project, powered by [`sv`](https://github.com/sveltejs/cli).
## Creating a project
If you're seeing this, you've probably already done this step. Congrats!
```sh
# create a new project
npx sv create my-app
```
To recreate this project with the same configuration:
```sh
# recreate this project
pnpm dlx sv@0.15.3 create --template minimal --types ts --add tailwindcss="plugins:none" sveltekit-adapter="adapter:node" --install pnpm hermes-chat-v2
```
## Developing
Once you've created a project and installed dependencies with `npm install` (or `pnpm install` or `yarn`), start a development server:
```sh
npm run dev
# or start the server and open the app in a new browser tab
npm run dev -- --open
```
## Building
To create a production version of your app:
```sh
npm run build
```
You can preview the production build with `npm run preview`.
> To deploy your app, you may need to install an [adapter](https://svelte.dev/docs/kit/adapters) for your target environment.

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{
"$schema": "https://shadcn-svelte.com/schema.json",
"style": "default",
"tailwind": {
"css": "src/app.css",
"baseColor": "zinc"
},
"aliases": {
"components": "$lib/components",
"utils": "$lib/utils.js",
"ui": "$lib/components/ui",
"hooks": "$lib/hooks",
"lib": "$lib"
},
"typescript": true,
"registry": "https://shadcn-svelte.com/registry"
}

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{
"name": "hermes-chat-v2",
"private": true,
"version": "0.0.1",
"type": "module",
"scripts": {
"dev": "vite dev",
"build": "vite build",
"preview": "vite preview",
"prepare": "svelte-kit sync || echo ''",
"check": "svelte-kit sync && svelte-check --tsconfig ./tsconfig.json",
"check:watch": "svelte-kit sync && svelte-check --tsconfig ./tsconfig.json --watch"
},
"devDependencies": {
"@sveltejs/adapter-node": "^5.5.4",
"@sveltejs/kit": "^2.57.0",
"@sveltejs/vite-plugin-svelte": "^7.0.0",
"@tailwindcss/vite": "^4.2.2",
"svelte": "^5.55.2",
"svelte-check": "^4.4.6",
"tailwindcss": "^4.2.2",
"typescript": "^6.0.2",
"vite": "^8.0.7"
},
"dependencies": {
"bits-ui": "^2.18.1",
"class-variance-authority": "^0.7.1",
"clsx": "^2.1.1",
"highlight.js": "^11.11.1",
"marked": "^18.0.4",
"monaco-editor": "^0.55.1",
"tailwind-merge": "^3.6.0"
}
}

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allowBuilds:
'@tailwindcss/oxide': true
esbuild: true

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@import "tailwindcss";
@variant dark (&:where(.dark, .dark *));
@theme {
--color-background: hsl(0 0% 100%);
--color-foreground: hsl(240 10% 3.9%);
--color-card: hsl(0 0% 100%);
--color-card-foreground: hsl(240 10% 3.9%);
--color-popover: hsl(0 0% 100%);
--color-popover-foreground: hsl(240 10% 3.9%);
--color-primary: hsl(240 5.9% 10%);
--color-primary-foreground: hsl(0 0% 98%);
--color-secondary: hsl(240 4.8% 95.9%);
--color-secondary-foreground: hsl(240 5.9% 10%);
--color-muted: hsl(240 4.8% 95.9%);
--color-muted-foreground: hsl(240 3.8% 46.1%);
--color-accent: hsl(240 4.8% 95.9%);
--color-accent-foreground: hsl(240 5.9% 10%);
--color-destructive: hsl(0 72.22% 50.59%);
--color-destructive-foreground: hsl(0 0% 98%);
--color-border: hsl(240 5.9% 90%);
--color-input: hsl(240 5.9% 90%);
--color-ring: hsl(240 5% 64.9%);
--color-sidebar-background: hsl(0 0% 98%);
--color-sidebar-foreground: hsl(240 5.3% 26.1%);
--color-sidebar-primary: hsl(240 5.9% 10%);
--color-sidebar-primary-foreground: hsl(0 0% 98%);
--color-sidebar-accent: hsl(240 4.8% 95.9%);
--color-sidebar-accent-foreground: hsl(240 5.9% 10%);
--color-sidebar-border: hsl(220 13% 91%);
--color-sidebar-ring: hsl(217.2 91.2% 59.8%);
--radius: 0.5rem;
--color-hermes-brand: oklch(0.58 0.22 290);
--color-chat-user: oklch(0.62 0.18 255);
--font-mono: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', 'Consolas', monospace;
}
.dark {
--color-background: hsl(240 10% 3.9%);
--color-foreground: hsl(0 0% 98%);
--color-card: hsl(240 10% 3.9%);
--color-card-foreground: hsl(0 0% 98%);
--color-popover: hsl(240 10% 3.9%);
--color-popover-foreground: hsl(0 0% 98%);
--color-primary: hsl(0 0% 98%);
--color-primary-foreground: hsl(240 5.9% 10%);
--color-secondary: hsl(240 3.7% 15.9%);
--color-secondary-foreground: hsl(0 0% 98%);
--color-muted: hsl(240 3.7% 15.9%);
--color-muted-foreground: hsl(240 5% 64.9%);
--color-accent: hsl(240 3.7% 15.9%);
--color-accent-foreground: hsl(0 0% 98%);
--color-destructive: hsl(0 62.8% 30.6%);
--color-destructive-foreground: hsl(0 0% 98%);
--color-border: hsl(240 3.7% 15.9%);
--color-input: hsl(240 3.7% 15.9%);
--color-ring: hsl(240 4.9% 83.9%);
--color-sidebar-background: hsl(240 5.9% 10%);
--color-sidebar-foreground: hsl(240 4.8% 95.9%);
--color-sidebar-primary: hsl(0 0% 98%);
--color-sidebar-primary-foreground: hsl(240 5.9% 10%);
--color-sidebar-accent: hsl(240 3.7% 15.9%);
--color-sidebar-accent-foreground: hsl(240 4.8% 95.9%);
--color-sidebar-border: hsl(240 3.7% 15.9%);
--color-sidebar-ring: hsl(217.2 91.2% 59.8%);
}
/* Default highlight.js theme (dark fallback) */
@import "highlight.js/styles/github-dark.css" layer(base);
@media (prefers-color-scheme: light) {
:root:not(.dark) {
@import "highlight.js/styles/github.css" layer(base);
}
}
/* Code block styling */
pre code.hljs {
display: block;
overflow-x: auto;
padding: 1em;
}
/* Scrollbar styling */
::-webkit-scrollbar {
width: 6px;
height: 6px;
}
::-webkit-scrollbar-track {
background: transparent;
}
::-webkit-scrollbar-thumb {
background: hsl(var(--color-muted-foreground) / 0.2);
border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
background: hsl(var(--color-muted-foreground) / 0.4);
}

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declare global {
namespace App {
// interface Error {}
// interface Locals {}
// interface PageData {}
// interface PageState {}
// interface Platform {}
}
}
export {};

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<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1" />
<meta name="text-scale" content="scale" />
%sveltekit.head%
</head>
<body data-sveltekit-preload-data="hover">
<div style="display: contents">%sveltekit.body%</div>
</body>
</html>

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<script lang="ts">
import { Dialog } from 'bits-ui';
import { Badge } from '$lib/components/ui/badge/index.js';
import { toast } from '$lib/stores/toast';
import { onMount } from 'svelte';
import type { Artifact } from '$lib/types';
let {
artifact,
open = $bindable(false)
}: {
artifact?: Artifact | null;
open?: boolean;
} = $props();
let monacoReady = $state(false);
let editorContainer: HTMLDivElement | undefined = $state(undefined);
let editorInstance: any = null;
$effect(() => {
if (open && artifact && artifact.type === 'code' && editorContainer && !editorInstance) {
loadMonaco();
}
});
async function loadMonaco() {
try {
const monaco = await import('monaco-editor');
monacoReady = true;
if (editorContainer) {
editorInstance = monaco.editor.create(editorContainer, {
value: artifact?.content || '',
language: mapLang(artifact?.language || ''),
readOnly: true,
theme: document.documentElement.classList.contains('dark') ? 'vs-dark' : 'vs',
minimap: { enabled: false },
lineNumbers: 'on',
scrollBeyondLastLine: false,
fontSize: 13,
fontFamily: "'JetBrains Mono', 'Fira Code', monospace",
padding: { top: 12 },
automaticLayout: true
});
}
} catch {
monacoReady = false;
}
}
function mapLang(lang: string): string {
const map: Record<string, string> = {
js: 'javascript', ts: 'typescript', py: 'python', rb: 'ruby',
go: 'go', rs: 'rust', java: 'java', cpp: 'cpp', c: 'c',
html: 'html', css: 'css', scss: 'scss', json: 'json',
yaml: 'yaml', yml: 'yaml', md: 'markdown', sh: 'shell',
bash: 'shell', sql: 'sql', xml: 'xml', svelte: 'html',
svg: 'xml'
};
return map[lang] || lang || 'plaintext';
}
function copyContent() {
if (artifact) {
navigator.clipboard.writeText(artifact.content);
toast('Copied to clipboard');
}
}
function downloadContent() {
if (!artifact) return;
const blob = new Blob([artifact.content], { type: 'text/plain' });
const url = URL.createObjectURL(blob);
const a = document.createElement('a');
a.href = url;
a.download = artifact.title || 'artifact';
a.click();
URL.revokeObjectURL(url);
}
</script>
<Dialog.Root bind:open>
<Dialog.Portal>
<Dialog.Overlay class="fixed inset-0 z-50 bg-black/60" />
<Dialog.Content
class="fixed left-1/2 top-1/2 z-50 -translate-x-1/2 -translate-y-1/2 w-[90vw] max-w-4xl h-[85vh] data-[state=open]:animate-in data-[state=open]:fade-in-0 data-[state=open]:zoom-in-95"
oninteractoutside={() => { open = false; }}
>
{#if artifact}
<div class="flex flex-col h-full rounded-lg border border-border bg-background overflow-hidden">
<!-- Header -->
<div class="flex items-center justify-between px-4 py-3 border-b border-border">
<div class="flex items-center gap-3">
<h3 class="text-sm font-semibold">{artifact.title}</h3>
<Badge variant="secondary">{artifact.language || artifact.type}</Badge>
</div>
<div class="flex items-center gap-2">
<button onclick={copyContent} class="rounded-md px-2 py-1 text-xs hover:bg-accent border border-border transition-colors" title="Copy">
Copy
</button>
<button onclick={downloadContent} class="rounded-md px-2 py-1 text-xs hover:bg-accent border border-border transition-colors" title="Download">
Download
</button>
<button onclick={() => { open = false; }} class="rounded-md p-1 hover:bg-accent transition-colors">
<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
<line x1="18" y1="6" x2="6" y2="18" /><line x1="6" y1="6" x2="18" y2="18" />
</svg>
</button>
</div>
</div>
<!-- Content -->
<div class="flex-1 overflow-hidden">
{#if artifact.type === 'html' || artifact.type === 'svg'}
<iframe
srcdoc={artifact.content}
class="w-full h-full border-0"
sandbox="allow-scripts"
title={artifact.title}
/>
{:else if artifact.type === 'code'}
{#if monacoReady}
<div bind:this={editorContainer} class="w-full h-full"></div>
{:else}
<div class="p-4">
<pre class="text-sm overflow-auto max-h-[70vh]"><code>{artifact.content}</code></pre>
</div>
{/if}
{:else}
<div class="p-4 overflow-auto h-full">
<pre class="text-sm whitespace-pre-wrap">{artifact.content}</pre>
</div>
{/if}
</div>
</div>
{/if}
</Dialog.Content>
</Dialog.Portal>
</Dialog.Root>

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<script lang="ts">
import { isStreaming, stopGeneration, uploadedFiles } from '$lib/stores/chat';
import { uploadFile } from '$lib/hermes';
import { toast } from '$lib/stores/toast';
import type { FileAttachment } from '$lib/types';
let {
onsubmit
}: {
onsubmit?: (text: string) => void;
} = $props();
let inputValue = $state('');
let textareaEl: HTMLTextAreaElement | undefined = $state(undefined);
let isDragging = $state(false);
let isBusy = $state(false);
let pendingFiles = $state<FileAttachment[]>([]);
isStreaming.subscribe((v) => (isBusy = v));
function handleSubmit() {
if (!inputValue.trim() || isBusy) return;
onsubmit?.(inputValue.trim());
inputValue = '';
pendingFiles = [];
if (textareaEl) textareaEl.style.height = 'auto';
}
function handleKeydown(e: KeyboardEvent) {
if (e.key === 'Enter' && !e.shiftKey) {
e.preventDefault();
handleSubmit();
}
}
function autoResize() {
if (textareaEl) {
textareaEl.style.height = 'auto';
textareaEl.style.height = Math.min(textareaEl.scrollHeight, 160) + 'px';
}
}
// Drag and drop
function onDragOver(e: DragEvent) {
e.preventDefault();
isDragging = true;
}
function onDragLeave() {
isDragging = false;
}
function onDrop(e: DragEvent) {
e.preventDefault();
isDragging = false;
if (e.dataTransfer?.files) {
handleFiles(Array.from(e.dataTransfer.files));
}
}
async function handleFiles(files: File[]) {
for (const file of files) {
try {
const result = await uploadFile(file);
const att: FileAttachment = {
id: `file_${Date.now()}_${Math.random().toString(36).slice(2, 6)}`,
name: result.name,
type: result.type,
size: result.size,
url: result.url,
previewUrl: result.previewUrl
};
pendingFiles = [...pendingFiles, att];
if (file.type.startsWith('image/') && result.previewUrl) {
// Append image markdown to input
inputValue += `![${file.name}](${result.previewUrl}) `;
} else {
inputValue += `[${file.name}](${result.url}) `;
}
toast('File attached', { description: file.name });
} catch (err) {
toast('Upload failed', {
description: err instanceof Error ? err.message : 'Unknown error',
variant: 'destructive'
});
}
}
uploadedFiles.set([...pendingFiles]);
}
function removePendingFile(id: string) {
pendingFiles = pendingFiles.filter((f) => f.id !== id);
uploadedFiles.set(pendingFiles);
}
function pickFiles() {
const input = document.createElement('input');
input.type = 'file';
input.multiple = true;
input.onchange = () => {
if (input.files) handleFiles(Array.from(input.files));
};
input.click();
}
function formatSize(bytes: number) {
if (bytes < 1024) return bytes + 'B';
if (bytes < 1048576) return (bytes / 1024).toFixed(1) + 'KB';
return (bytes / 1048576).toFixed(1) + 'MB';
}
</script>
<div
class="relative"
role="region"
aria-label="Chat input area"
ondragover={onDragOver}
ondragleave={onDragLeave}
ondrop={onDrop}
>
<!-- Drag overlay -->
{#if isDragging}
<div class="absolute inset-0 z-10 flex items-center justify-center rounded-xl border-2 border-dashed border-primary bg-background/90">
<div class="text-center">
<svg xmlns="http://www.w3.org/2000/svg" width="32" height="32" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.5" stroke-linecap="round" stroke-linejoin="round" class="mx-auto mb-2 text-primary">
<path d="M21 15v4a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2v-4" /><polyline points="17 8 12 3 7 8" /><line x1="12" y1="3" x2="12" y2="15" />
</svg>
<p class="text-sm font-medium text-primary">Drop files here</p>
</div>
</div>
{/if}
<form
onsubmit={(e) => { e.preventDefault(); handleSubmit(); }}
class="flex items-end gap-2 border-t bg-background px-4 py-3 md:px-6"
>
<div class="relative flex-1">
{#if pendingFiles.length > 0}
<div class="flex flex-wrap gap-2 mb-2">
{#each pendingFiles as file (file.id)}
<div class="flex items-center gap-1.5 rounded-md bg-muted px-2 py-1 text-xs max-w-[200px]">
{#if file.previewUrl}
<img src={file.previewUrl} alt="" class="h-5 w-5 rounded object-cover" />
{:else}
<svg xmlns="http://www.w3.org/2000/svg" width="12" height="12" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="shrink-0">
<path d="M14.5 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V7.5L14.5 2z" /><polyline points="14 2 14 8 20 8" />
</svg>
{/if}
<span class="truncate">{file.name}</span>
<span class="text-muted-foreground">{formatSize(file.size)}</span>
<button type="button" onclick={() => removePendingFile(file.id)} class="text-muted-foreground hover:text-foreground ml-0.5"></button>
</div>
{/each}
</div>
{/if}
<textarea
bind:this={textareaEl}
bind:value={inputValue}
onkeydown={handleKeydown}
oninput={autoResize}
placeholder="Message Hermes... (or drop files)"
rows="1"
disabled={isBusy}
class="w-full resize-none rounded-xl border border-input bg-background px-4 py-2.5 pr-12 text-sm
placeholder:text-muted-foreground
focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-1
disabled:opacity-50 disabled:cursor-not-allowed
min-h-[44px] max-h-[160px] leading-relaxed"
></textarea>
<button
type="button"
onclick={pickFiles}
class="absolute left-1.5 bottom-1.5 inline-flex items-center justify-center rounded-lg h-7 w-7 text-muted-foreground hover:text-foreground hover:bg-accent transition-colors"
title="Attach file"
aria-label="Attach file"
>
<svg xmlns="http://www.w3.org/2000/svg" width="15" height="15" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
<path d="M21.44 11.05l-9.19 9.19a6 6 0 0 1-8.49-8.49l9.19-9.19a4 4 0 0 1 5.66 5.66l-9.2 9.19a2 2 0 0 1-2.83-2.83l8.49-8.48" />
</svg>
</button>
<button
type="submit"
disabled={!inputValue.trim() || isBusy}
class="absolute right-1.5 bottom-1.5 inline-flex items-center justify-center rounded-lg
h-8 w-8 bg-primary text-primary-foreground hover:bg-primary/90 transition-colors
disabled:opacity-30 disabled:cursor-not-allowed"
aria-label="Send message"
>
<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
<line x1="22" y1="2" x2="11" y2="13" /><polygon points="22 2 15 22 11 13 2 9 22 2" />
</svg>
</button>
</div>
{#if isBusy}
<button
type="button"
onclick={stopGeneration}
class="inline-flex items-center justify-center rounded-lg h-10 w-10 border border-border hover:bg-accent transition-colors shrink-0"
title="Stop generating"
>
<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="currentColor" stroke="none">
<rect x="6" y="6" width="12" height="12" rx="2" />
</svg>
</button>
{/if}
</form>
</div>

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<script lang="ts">
import { cn } from '$lib/utils';
import { marked } from 'marked';
import hljs from 'highlight.js';
import { toast } from '$lib/stores/toast';
import { onMount } from 'svelte';
let {
content = '',
role = 'assistant' as 'user' | 'assistant',
status = 'complete' as 'sending' | 'streaming' | 'complete' | 'error'
}: {
content?: string;
role?: 'user' | 'assistant';
status?: 'sending' | 'streaming' | 'complete' | 'error';
} = $props();
let ready = $state(false);
onMount(() => {
marked.setOptions({
breaks: true,
gfm: true,
highlight: function (code: string, lang: string) {
if (lang && hljs.getLanguage(lang)) {
return hljs.highlight(code, { language: lang }).value;
}
return hljs.highlightAuto(code).value;
}
} as any);
ready = true;
});
let renderedHtml = $derived.by(() => {
if (!content || !ready) return '';
try {
return marked.parse(content, { async: false }) as string;
} catch {
return `<p>${content}</p>`;
}
});
function copyCode(code: string, e: Event) {
e.stopPropagation();
navigator.clipboard.writeText(code);
toast('Copied to clipboard');
}
</script>
<div class={cn('flex gap-3 px-4 py-3', role === 'user' ? 'justify-end' : 'justify-start')}>
{#if role === 'assistant'}
<div class="h-8 w-8 rounded-full bg-gradient-to-br from-purple-500 to-indigo-600 flex items-center justify-center text-white text-xs font-bold shrink-0 mt-0.5">H</div>
{/if}
<div dir="auto" class={cn(
'max-w-[80%] md:max-w-[70%] rounded-2xl px-4 py-2.5 text-sm leading-relaxed relative group',
role === 'user'
? 'bg-primary text-primary-foreground rounded-br-md'
: 'bg-muted/50 text-foreground rounded-bl-md border border-border/50'
)}>
{#if !content && status === 'streaming'}
<div class="flex gap-1 py-2">
<span class="h-2 w-2 rounded-full bg-foreground/40 animate-bounce" style="animation-delay: 0ms" />
<span class="h-2 w-2 rounded-full bg-foreground/40 animate-bounce" style="animation-delay: 150ms" />
<span class="h-2 w-2 rounded-full bg-foreground/40 animate-bounce" style="animation-delay: 300ms" />
</div>
{:else if content}
<div class="prose prose-sm dark:prose-invert max-w-none">
{@html renderedHtml}
</div>
{#if status === 'streaming'}
<span class="inline-block h-3 w-1.5 bg-foreground/50 animate-pulse ml-0.5" />
{/if}
{/if}
{#if status === 'error'}
<div class="mt-1 text-xs text-destructive">Error generating response</div>
{/if}
</div>
{#if role === 'user'}
<div class="h-8 w-8 rounded-full bg-primary/10 flex items-center justify-center text-primary text-xs font-bold shrink-0 mt-0.5">
<svg xmlns="http://www.w3.org/2000/svg" width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2.5" stroke-linecap="round" stroke-linejoin="round">
<path d="M19 21v-2a4 4 0 0 0-4-4H9a4 4 0 0 0-4 4v2" /><circle cx="12" cy="7" r="4" />
</svg>
</div>
{/if}
</div>
<style>
:global(.prose pre) {
background-color: hsl(var(--color-muted) / 0.5);
border: 1px solid hsl(var(--color-border));
border-radius: 0.5rem;
padding: 0.75rem 1rem;
overflow-x: auto;
font-size: 0.8rem;
margin: 0.5rem 0;
position: relative;
}
:global(.prose pre:hover .copy-btn) {
opacity: 1;
}
:global(.copy-btn) {
position: absolute;
top: 0.5rem;
right: 0.5rem;
opacity: 0;
transition: opacity 0.15s;
padding: 0.25rem 0.5rem;
font-size: 0.7rem;
border-radius: 0.25rem;
background: hsl(var(--color-muted));
color: hsl(var(--color-muted-foreground));
border: 1px solid hsl(var(--color-border));
cursor: pointer;
}
:global(.prose code) {
font-size: 0.8rem;
padding: 0.1rem 0.3rem;
border-radius: 0.25rem;
background-color: hsl(var(--color-muted) / 0.5);
}
:global(.prose pre code) {
background: none;
padding: 0;
}
:global(.prose img) {
max-width: 100%;
border-radius: 0.5rem;
margin: 0.5rem 0;
cursor: pointer;
}
:global(.prose table) {
border-collapse: collapse;
width: 100%;
font-size: 0.8rem;
margin: 0.5rem 0;
}
:global(.prose th),
:global(.prose td) {
border: 1px solid hsl(var(--color-border));
padding: 0.5rem;
text-align: left;
}
:global(.prose th) {
background-color: hsl(var(--color-muted) / 0.3);
font-weight: 600;
}
:global(.prose blockquote) {
border-left: 3px solid hsl(var(--color-border));
padding-left: 1rem;
color: hsl(var(--color-muted-foreground));
margin: 0.5rem 0;
}
:global(.prose ul),
:global(.prose ol) {
padding-left: 1.5rem;
margin: 0.25rem 0;
}
:global(.prose a) {
color: hsl(var(--color-primary));
text-decoration: underline;
text-underline-offset: 2px;
}
:global(.prose h1),
:global(.prose h2),
:global(.prose h3),
:global(.prose h4) {
font-weight: 600;
margin-top: 1rem;
margin-bottom: 0.5rem;
}
:global(.prose h1) { font-size: 1.25rem; }
:global(.prose h2) { font-size: 1.1rem; }
:global(.prose h3) { font-size: 1rem; }
:global(.hljs) { background: transparent !important; }
</style>

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<script lang="ts">
import { Dialog } from 'bits-ui';
let {
src = '',
alt = '',
open = $bindable(false)
}: {
src?: string;
alt?: string;
open?: boolean;
} = $props();
</script>
<Dialog.Root bind:open>
<Dialog.Portal>
<Dialog.Overlay class="fixed inset-0 z-50 bg-black/80 data-[state=open]:animate-in data-[state=open]:fade-in-0" />
<Dialog.Content
class="fixed left-1/2 top-1/2 z-50 -translate-x-1/2 -translate-y-1/2 data-[state=open]:animate-in data-[state=open]:fade-in-0 data-[state=open]:zoom-in-95"
oninteractoutside={() => { open = false; }}
>
<div class="relative max-w-[90vw] max-h-[90vh]">
<img src={src} alt={alt} class="max-w-full max-h-[85vh] rounded-lg object-contain" />
<button
onclick={() => { open = false; }}
class="absolute -top-3 -right-3 rounded-full bg-background border border-border p-1 shadow-md hover:bg-accent"
>
<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
<line x1="18" y1="6" x2="6" y2="18" /><line x1="6" y1="6" x2="18" y2="18" />
</svg>
</button>
</div>
</Dialog.Content>
</Dialog.Portal>
</Dialog.Root>

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@@ -0,0 +1,215 @@
<script lang="ts">
import { Dialog } from 'bits-ui';
import { Separator } from '$lib/components/ui/separator/index.js';
import { config, darkMode, availableModels } from '$lib/stores/chat';
import { get } from 'svelte/store';
let {
open = $bindable(false)
}: {
open?: boolean;
} = $props();
let isDark = $state(false);
darkMode.subscribe((v) => (isDark = v));
let models = $state<string[]>([]);
availableModels.subscribe((v) => (models = v));
let activeTab = $state('general');
let cfg = $state({ ...get(config) });
let customModel = $state('');
config.subscribe((v) => { cfg = v; });
function updateConfig(key: string, value: any) {
config.update((c) => ({ ...c, [key]: value }));
}
const providers = [
'openrouter', 'openai', 'anthropic', 'google',
'deepseek', 'mistral', 'nous', 'xai', 'github', 'custom'
];
</script>
<Dialog.Root bind:open>
<Dialog.Portal>
<Dialog.Overlay class="fixed inset-0 z-50 bg-black/60 data-[state=open]:animate-in data-[state=open]:fade-in-0" />
<Dialog.Content class="fixed left-1/2 top-1/2 z-50 -translate-x-1/2 -translate-y-1/2 w-[90vw] max-w-lg max-h-[85vh] overflow-y-auto rounded-lg border border-border bg-background p-6 shadow-xl data-[state=open]:animate-in data-[state=open]:fade-in-0 data-[state=open]:zoom-in-95 data-[state=open]:slide-in-from-bottom-8">
<!-- Title -->
<div class="mb-2">
<h2 class="text-lg font-semibold">Settings</h2>
<p class="text-sm text-muted-foreground">Configure your Hermes Chat experience</p>
</div>
<!-- Tabs -->
<div class="flex gap-1 rounded-lg bg-muted p-1 my-4">
<button
class="flex-1 rounded-md px-3 py-1.5 text-xs font-medium transition-colors cursor-pointer
{activeTab === 'general' ? 'bg-background text-foreground shadow-sm' : 'text-muted-foreground hover:text-foreground'}"
onclick={() => { activeTab = 'general'; }}
>General</button>
<button
class="flex-1 rounded-md px-3 py-1.5 text-xs font-medium transition-colors cursor-pointer
{activeTab === 'model' ? 'bg-background text-foreground shadow-sm' : 'text-muted-foreground hover:text-foreground'}"
onclick={() => { activeTab = 'model'; }}
>Model</button>
<button
class="flex-1 rounded-md px-3 py-1.5 text-xs font-medium transition-colors cursor-pointer
{activeTab === 'about' ? 'bg-background text-foreground shadow-sm' : 'text-muted-foreground hover:text-foreground'}"
onclick={() => { activeTab = 'about'; }}
>About</button>
</div>
<!-- General Tab -->
{#if activeTab === 'general'}
<div class="space-y-4">
<div class="flex items-center justify-between">
<div>
<label class="text-sm font-medium">Dark Mode</label>
<p class="text-xs text-muted-foreground mt-0.5">Toggle dark/light theme</p>
</div>
<button
class="relative inline-flex h-5 w-9 items-center rounded-full transition-colors {isDark ? 'bg-primary' : 'bg-input'}"
onclick={() => darkMode.update((v) => !v)}
>
<span class="inline-block h-4 w-4 rounded-full bg-background shadow-sm transition-transform {isDark ? 'translate-x-[18px]' : 'translate-x-[2px]'}" />
</button>
</div>
<Separator />
<div>
<label for="model-select" class="text-sm font-medium">Default Model</label>
<select
id="model-select"
value={cfg.model || ''}
onchange={(e) => updateConfig('model', (e.target as HTMLSelectElement).value)}
class="w-full mt-1.5 rounded-lg border border-input bg-background px-3 py-2 text-sm
focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring"
>
<option value="">Auto (default)</option>
{#each models as m}
<option value={m} selected={m === cfg.model}>{m}</option>
{/each}
</select>
</div>
<div>
<label for="custom-model" class="text-sm font-medium">Custom Model Override</label>
<input
id="custom-model"
type="text"
placeholder="e.g. anthropic/claude-sonnet-4"
bind:value={customModel}
oninput={() => { if (customModel) updateConfig('model', customModel); }}
class="w-full mt-1.5 rounded-lg border border-input bg-background px-3 py-2 text-sm
focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring"
/>
</div>
<Separator />
<div>
<label for="provider-select" class="text-sm font-medium">Provider</label>
<select
id="provider-select"
value={cfg.provider}
onchange={(e) => updateConfig('provider', (e.target as HTMLSelectElement).value)}
class="w-full mt-1.5 rounded-lg border border-input bg-background px-3 py-2 text-sm
focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring"
>
{#each providers as p}
<option value={p} selected={p === cfg.provider}>
{p.charAt(0).toUpperCase() + p.slice(1)}
</option>
{/each}
</select>
</div>
</div>
<!-- Model Tab -->
{:else if activeTab === 'model'}
<div class="space-y-4">
<div>
<label class="text-sm font-medium">Temperature: {cfg.temperature}</label>
<input
type="range"
min="0" max="2" step="0.1"
value={cfg.temperature}
oninput={(e) => updateConfig('temperature', parseFloat((e.target as HTMLInputElement).value))}
class="w-full mt-1.5 accent-primary"
/>
<p class="text-xs text-muted-foreground mt-1">Controls randomness. Lower = more deterministic.</p>
</div>
<Separator />
<div>
<label class="text-sm font-medium">Max Tokens: {cfg.maxTokens}</label>
<input
type="range"
min="512" max="16384" step="512"
value={cfg.maxTokens}
oninput={(e) => updateConfig('maxTokens', parseInt((e.target as HTMLInputElement).value))}
class="w-full mt-1.5 accent-primary"
/>
<p class="text-xs text-muted-foreground mt-1">Maximum response length.</p>
</div>
<Separator />
<div>
<label class="text-sm font-medium">Top P: {cfg.topP}</label>
<input
type="range"
min="0" max="1" step="0.05"
value={cfg.topP}
oninput={(e) => updateConfig('topP', parseFloat((e.target as HTMLInputElement).value))}
class="w-full mt-1.5 accent-primary"
/>
</div>
<Separator />
<div>
<label for="sys-prompt" class="text-sm font-medium">System Prompt</label>
<textarea
id="sys-prompt"
bind:value={cfg.systemPrompt}
oninput={() => updateConfig('systemPrompt', cfg.systemPrompt)}
class="w-full mt-1.5 rounded-lg border border-input bg-background px-3 py-2 text-sm min-h-[80px] resize-y
focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring"
></textarea>
</div>
</div>
<!-- About Tab -->
{:else if activeTab === 'about'}
<div class="space-y-4 text-center py-6">
<div class="h-16 w-16 rounded-2xl bg-gradient-to-br from-purple-500 to-indigo-600 flex items-center justify-center text-white text-2xl font-bold mx-auto">H</div>
<div>
<h3 class="text-lg font-semibold">Hermes Chat v2</h3>
<p class="text-sm text-muted-foreground mt-1">Enhanced web interface for Hermes Agent</p>
</div>
<div class="flex justify-center gap-4 text-xs text-muted-foreground">
<span>Svelte 5 + shadcn-svelte</span>
<span></span>
<span>Tailwind CSS v4</span>
</div>
<p class="text-xs text-muted-foreground/60 mt-2">
Monaco Editor • Highlight.js • Markdown • Drag & Drop Files
</p>
</div>
{/if}
<!-- Footer -->
<div class="flex justify-end mt-4">
<button
onclick={() => { open = false; }}
class="rounded-lg border border-border px-4 py-2 text-sm font-medium hover:bg-accent transition-colors"
>Close</button>
</div>
</Dialog.Content>
</Dialog.Portal>
</Dialog.Root>

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<script lang="ts">
import { sessions, activeSessionId, createSession, deleteSessionAction, sidebarOpen } from '$lib/stores/chat';
import { isStreaming } from '$lib/stores/chat';
import { Separator } from '$lib/components/ui/separator/index.js';
import { getStatus as getHermesStatus } from '$lib/hermes';
import { onMount } from 'svelte';
let { onClose }: { onClose?: () => void } = $props();
let hermesAvailable = $state(false);
let hermesModel = $state('');
let sessionList = $state<any[]>([]);
let activeId = $state<string | null>(null);
sessions.subscribe((v) => (sessionList = v));
activeSessionId.subscribe((v) => (activeId = v));
let streamBusy = $state(false);
isStreaming.subscribe((v) => (streamBusy = v));
onMount(async () => {
try {
const status = await getHermesStatus();
hermesAvailable = status.available;
hermesModel = status.model || status.provider || 'connected';
} catch {
hermesAvailable = false;
}
});
function formatDate(ts: number) {
const d = new Date(ts);
const now = new Date();
const diff = now.getTime() - d.getTime();
if (diff < 86400000) return d.toLocaleTimeString([], { hour: '2-digit', minute: '2-digit' });
if (diff < 604800000) return d.toLocaleDateString([], { weekday: 'short' });
return d.toLocaleDateString([], { month: 'short', day: 'numeric' });
}
</script>
<aside class="flex h-full w-72 flex-col border-r bg-muted/30">
<!-- New chat -->
<div class="p-3">
<button
class="flex w-full items-center gap-2 rounded-lg border border-dashed border-border px-3 py-2.5 text-sm text-muted-foreground hover:bg-accent hover:text-accent-foreground transition-colors disabled:opacity-50"
onclick={() => { createSession(); onClose?.(); }}
disabled={streamBusy}
>
<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
<line x1="12" y1="5" x2="12" y2="19" /><line x1="5" y1="12" x2="19" y2="12" />
</svg>
New Chat
</button>
</div>
<Separator />
<!-- Sessions -->
<div class="flex-1 overflow-y-auto p-2 space-y-1">
{#if sessionList.length === 0}
<div class="flex flex-col items-center justify-center py-12 text-center px-4">
<svg xmlns="http://www.w3.org/2000/svg" width="32" height="32" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.5" stroke-linecap="round" stroke-linejoin="round" class="text-muted-foreground/40 mb-3">
<path d="M21 15a2 2 0 0 1-2 2H7l-4 4V5a2 2 0 0 1 2-2h14a2 2 0 0 1 2 2z" />
</svg>
<p class="text-sm text-muted-foreground">No conversations yet</p>
<p class="text-xs text-muted-foreground/60 mt-1">Start a new chat above</p>
</div>
{/if}
{#each sessionList as session (session.id)}
<button
class="w-full text-left rounded-lg px-3 py-2.5 transition-colors group cursor-pointer
{session.id === activeId
? 'bg-accent text-accent-foreground'
: 'hover:bg-accent/50 text-muted-foreground hover:text-foreground'}"
onclick={() => {
activeSessionId.set(session.id);
sidebarOpen.set(false);
onClose?.();
}}
>
<div class="flex items-start justify-between gap-2">
<span class="text-sm font-medium truncate flex-1">{session.title}</span>
<span class="text-[10px] text-muted-foreground/60 whitespace-nowrap mt-0.5">
{formatDate(session.timestamp)}
</span>
</div>
{#if session.preview}
<p class="text-xs text-muted-foreground/70 mt-1 truncate">{session.preview}</p>
{/if}
</button>
{/each}
</div>
<!-- Footer -->
<div class="border-t p-3">
<div class="flex items-center gap-2">
<div class="h-2 w-2 rounded-full {hermesAvailable ? 'bg-green-500' : 'bg-red-500'}" />
<span class="text-xs text-muted-foreground truncate">
{hermesAvailable ? (hermesModel || 'Hermes Agent') : 'Disconnected'}
</span>
</div>
</div>
</aside>

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<script lang="ts">
import { cn } from '$lib/utils';
import { toasts, dismissToast } from '$lib/stores/toast';
let toastList = $state<any[]>([]);
toasts.subscribe((v) => (toastList = v));
</script>
<div class="fixed bottom-4 right-4 z-[100] flex flex-col gap-2 pointer-events-none max-w-sm">
{#each toastList as t (t.id)}
<div
class={cn(
'pointer-events-auto flex items-start gap-3 rounded-lg border px-4 py-3 shadow-lg',
'animate-in slide-in-from-right duration-200',
t.variant === 'destructive'
? 'border-destructive bg-destructive text-destructive-foreground'
: 'border-border bg-background text-foreground'
)}
>
<div class="flex-1 min-w-0">
<p class="text-sm font-semibold">{t.title}</p>
{#if t.description}
<p class="text-xs opacity-90 mt-0.5">{t.description}</p>
{/if}
</div>
<button
onclick={() => dismissToast(t.id)}
class="text-xs opacity-70 hover:opacity-100 shrink-0 mt-0.5"
>
</button>
</div>
{/each}
</div>

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<script lang="ts">
import { cn } from "$lib/utils";
import { cva, type VariantProps } from "class-variance-authority";
const badgeVariants = cva(
"inline-flex items-center rounded-full border px-2.5 py-0.5 text-xs font-semibold transition-colors focus:outline-none focus:ring-2 focus:ring-ring focus:ring-offset-2",
{
variants: {
variant: {
default: "border-transparent bg-primary text-primary-foreground hover:bg-primary/80",
secondary: "border-transparent bg-secondary text-secondary-foreground hover:bg-secondary/80",
destructive: "border-transparent bg-destructive text-destructive-foreground hover:bg-destructive/80",
outline: "text-foreground",
},
},
defaultVariants: {
variant: "default",
},
}
);
type BadgeVariant = NonNullable<VariantProps<typeof badgeVariants>["variant"]>;
let {
class: className = "",
variant = "default" as BadgeVariant,
children,
...restProps
}: {
class?: string;
variant?: BadgeVariant;
children?: import("svelte").Snippet;
[key: string]: unknown;
} = $props();
</script>
<div class={cn(badgeVariants({ variant }), className)} {...restProps}>
{#if children}
{@render children()}
{/if}
</div>

View File

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import Root from "./badge.svelte";
export {
Root,
//
Root as Badge,
};

View File

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<script lang="ts">
import { cn } from "$lib/utils";
import { cva, type VariantProps } from "class-variance-authority";
const buttonVariants = cva(
"inline-flex items-center justify-center whitespace-nowrap rounded-md text-sm font-medium ring-offset-background transition-colors focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 disabled:pointer-events-none disabled:opacity-50",
{
variants: {
variant: {
default: "bg-primary text-primary-foreground hover:bg-primary/90",
destructive: "bg-destructive text-destructive-foreground hover:bg-destructive/90",
outline: "border border-input bg-background hover:bg-accent hover:text-accent-foreground",
secondary: "bg-secondary text-secondary-foreground hover:bg-secondary/80",
ghost: "hover:bg-accent hover:text-accent-foreground",
link: "text-primary underline-offset-4 hover:underline",
},
size: {
default: "h-10 px-4 py-2",
sm: "h-9 rounded-md px-3",
lg: "h-11 rounded-md px-8",
icon: "h-10 w-10",
},
},
defaultVariants: {
variant: "default",
size: "default",
},
}
);
type ButtonVariant = VariantProps<typeof buttonVariants>;
type ButtonSize = NonNullable<ButtonVariant["size"]>;
type ButtonVariantType = NonNullable<ButtonVariant["variant"]>;
let {
ref = $state<HTMLButtonElement | null>(null),
class: className = "",
variant = "default" as ButtonVariantType,
size = "default" as ButtonSize,
children,
...restProps
}: {
ref?: HTMLButtonElement | null;
class?: string;
variant?: ButtonVariantType;
size?: ButtonSize;
children?: import("svelte").Snippet;
[key: string]: unknown;
} = $props();
</script>
<button
bind:this={ref}
class={cn(buttonVariants({ variant, size }), className)}
{...restProps}
>
{#if children}
{@render children()}
{/if}
</button>

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import Root from "./button.svelte";
export {
Root,
//
Root as Button,
};

View File

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<script lang="ts">
import { Dialog as DialogPrimitive } from "bits-ui";
import { cn } from "$lib/utils";
let {
class: className = "",
children,
...restProps
}: {
class?: string;
children?: import("svelte").Snippet;
[key: string]: unknown;
} = $props();
</script>
<DialogPrimitive.Content
class={cn(
"fixed left-[50%] top-[50%] z-50 grid w-full max-w-lg translate-x-[-50%] translate-y-[-50%] gap-4 border bg-background p-6 shadow-lg duration-200 data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 data-[state=closed]:zoom-out-95 data-[state=open]:zoom-in-95 data-[state=closed]:slide-out-to-left-1/2 data-[state=closed]:slide-out-to-top-[48%] data-[state=open]:slide-in-from-left-1/2 data-[state=open]:slide-in-from-top-[48%] sm:rounded-lg",
className
)}
{...restProps}
>
{#if children}
{@render children()}
{/if}
</DialogPrimitive.Content>

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<script lang="ts">
import { Dialog as DialogPrimitive } from "bits-ui";
import { cn } from "$lib/utils";
let {
class: className = "",
children,
...restProps
}: {
class?: string;
children?: import("svelte").Snippet;
[key: string]: unknown;
} = $props();
</script>
<DialogPrimitive.Description
class={cn("text-sm text-muted-foreground", className)}
{...restProps}
>
{#if children}
{@render children()}
{/if}
</DialogPrimitive.Description>

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<script lang="ts">
import { cn } from "$lib/utils";
let {
class: className = "",
children,
...restProps
}: {
class?: string;
children?: import("svelte").Snippet;
[key: string]: unknown;
} = $props();
</script>
<div class={cn("flex flex-col-reverse sm:flex-row sm:justify-end sm:gap-x-2", className)} {...restProps}>
{#if children}
{@render children()}
{/if}
</div>

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@@ -0,0 +1,19 @@
<script lang="ts">
import { cn } from "$lib/utils";
let {
class: className = "",
children,
...restProps
}: {
class?: string;
children?: import("svelte").Snippet;
[key: string]: unknown;
} = $props();
</script>
<div class={cn("flex flex-col space-y-1.5 text-center sm:text-left", className)} {...restProps}>
{#if children}
{@render children()}
{/if}
</div>

View File

@@ -0,0 +1,26 @@
<script lang="ts">
import { Dialog as DialogPrimitive } from "bits-ui";
import { cn } from "$lib/utils";
let {
class: className = "",
children,
...restProps
}: {
class?: string;
children?: import("svelte").Snippet;
[key: string]: unknown;
} = $props();
</script>
<DialogPrimitive.Overlay
class={cn(
"fixed inset-0 z-50 bg-black/80 data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0",
className
)}
{...restProps}
>
{#if children}
{@render children()}
{/if}
</DialogPrimitive.Overlay>

View File

@@ -0,0 +1,23 @@
<script lang="ts">
import { Dialog as DialogPrimitive } from "bits-ui";
import { cn } from "$lib/utils";
let {
class: className = "",
children,
...restProps
}: {
class?: string;
children?: import("svelte").Snippet;
[key: string]: unknown;
} = $props();
</script>
<DialogPrimitive.Title
class={cn("text-lg font-semibold leading-none tracking-tight", className)}
{...restProps}
>
{#if children}
{@render children()}
{/if}
</DialogPrimitive.Title>

View File

@@ -0,0 +1,17 @@
<script lang="ts">
import { Dialog as DialogPrimitive } from "bits-ui";
let {
children,
...restProps
}: {
children?: import("svelte").Snippet;
[key: string]: unknown;
} = $props();
</script>
<DialogPrimitive.Root {...restProps}>
{#if children}
{@render children()}
{/if}
</DialogPrimitive.Root>

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@@ -0,0 +1,25 @@
import Root from "./dialog.svelte";
import Content from "./dialog-content.svelte";
import Description from "./dialog-description.svelte";
import Footer from "./dialog-footer.svelte";
import Header from "./dialog-header.svelte";
import Overlay from "./dialog-overlay.svelte";
import Title from "./dialog-title.svelte";
export {
Root,
Content,
Description,
Footer,
Header,
Overlay,
Title,
//
Root as Dialog,
Content as DialogContent,
Description as DialogDescription,
Footer as DialogFooter,
Header as DialogHeader,
Overlay as DialogOverlay,
Title as DialogTitle,
};

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@@ -0,0 +1,7 @@
import Root from "./input.svelte";
export {
Root,
//
Root as Input,
};

View File

@@ -0,0 +1,22 @@
<script lang="ts">
import { cn } from "$lib/utils.ts";
let {
ref = $state<HTMLInputElement | null>(null),
class: className = "",
...restProps
}: {
ref?: HTMLInputElement | null;
class?: string;
[key: string]: unknown;
} = $props();
</script>
<input
bind:this={ref}
class={cn(
"flex h-10 w-full rounded-md border border-input bg-background px-3 py-2 text-sm ring-offset-background file:border-0 file:bg-transparent file:text-sm file:font-medium placeholder:text-muted-foreground focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 disabled:cursor-not-allowed disabled:opacity-50",
className
)}
{...restProps}
/>

View File

@@ -0,0 +1,7 @@
import Root from "./label.svelte";
export {
Root,
//
Root as Label,
};

View File

@@ -0,0 +1,29 @@
<script lang="ts">
import { Label as LabelPrimitive } from "bits-ui";
import { cn } from "$lib/utils.ts";
let {
ref = $state<HTMLLabelElement | null>(null),
class: className = "",
children,
...restProps
}: {
ref?: HTMLLabelElement | null;
class?: string;
children?: import("svelte").Snippet;
[key: string]: unknown;
} = $props();
</script>
<LabelPrimitive.Root
bind:ref={ref}
class={cn(
"text-sm font-medium leading-none peer-disabled:cursor-not-allowed peer-disabled:opacity-70",
className
)}
{...restProps}
>
{#if children}
{@render children()}
{/if}
</LabelPrimitive.Root>

View File

@@ -0,0 +1,7 @@
import Root from "./scroll-area.svelte";
export {
Root,
//
Root as ScrollArea,
};

View File

@@ -0,0 +1,22 @@
<script lang="ts">
import { cn } from "$lib/utils.ts";
let {
class: className = "",
children,
...restProps
}: {
class?: string;
children?: import("svelte").Snippet;
[key: string]: unknown;
} = $props();
</script>
<div
class={cn("relative overflow-hidden", className)}
{...restProps}
>
{#if children}
{@render children()}
{/if}
</div>

View File

@@ -0,0 +1,7 @@
import Root from "./select.svelte";
export {
Root,
//
Root as Select,
};

View File

@@ -0,0 +1,44 @@
<script lang="ts">
import { cn } from "$lib/utils.ts";
let {
ref = $state<HTMLSelectElement | null>(null),
class: className = "",
children,
...restProps
}: {
ref?: HTMLSelectElement | null;
class?: string;
children?: import("svelte").Snippet;
[key: string]: unknown;
} = $props();
</script>
<div class="relative">
<select
bind:this={ref}
class={cn(
"flex h-10 w-full items-center justify-between rounded-md border border-input bg-background px-3 py-2 text-sm ring-offset-background placeholder:text-muted-foreground focus:outline-none focus:ring-2 focus:ring-ring focus:ring-offset-2 disabled:cursor-not-allowed disabled:opacity-50 [&>span]:line-clamp-1 appearance-none",
className
)}
{...restProps}
>
{#if children}
{@render children()}
{/if}
</select>
<svg
class="pointer-events-none absolute right-3 top-1/2 size-4 -translate-y-1/2 opacity-50"
xmlns="http://www.w3.org/2000/svg"
width="24"
height="24"
viewBox="0 0 24 24"
fill="none"
stroke="currentColor"
stroke-width="2"
stroke-linecap="round"
stroke-linejoin="round"
>
<path d="m6 9 6 6 6-6" />
</svg>
</div>

View File

@@ -0,0 +1,7 @@
import Root from "./separator.svelte";
export {
Root,
//
Root as Separator,
};

View File

@@ -0,0 +1,31 @@
<script lang="ts">
import { cn } from "$lib/utils.ts";
let {
class: className = "",
orientation = "horizontal" as "horizontal" | "vertical",
decorative = true,
...restProps
}: {
class?: string;
orientation?: "horizontal" | "vertical";
decorative?: boolean;
[key: string]: unknown;
} = $props();
</script>
{#if orientation === "horizontal"}
<hr
role={decorative ? "none" : "separator"}
aria-orientation={orientation}
class={cn("shrink-0 bg-border h-[1px] w-full", className)}
{...restProps}
/>
{:else}
<hr
role={decorative ? "none" : "separator"}
aria-orientation={orientation}
class={cn("shrink-0 bg-border w-[1px] h-full", className)}
{...restProps}
/>
{/if}

View File

@@ -0,0 +1,28 @@
import Root from "./sheet.svelte";
import Close from "./sheet-close.svelte";
import Content from "./sheet-content.svelte";
import Description from "./sheet-description.svelte";
import Footer from "./sheet-footer.svelte";
import Header from "./sheet-header.svelte";
import Overlay from "./sheet-overlay.svelte";
import Title from "./sheet-title.svelte";
export {
Root,
Close,
Content,
Description,
Footer,
Header,
Overlay,
Title,
//
Root as Sheet,
Close as SheetClose,
Content as SheetContent,
Description as SheetDescription,
Footer as SheetFooter,
Header as SheetHeader,
Overlay as SheetOverlay,
Title as SheetTitle,
};

View File

@@ -0,0 +1,17 @@
<script lang="ts">
import { Dialog as SheetPrimitive } from "bits-ui";
let {
children,
...restProps
}: {
children?: import("svelte").Snippet;
[key: string]: unknown;
} = $props();
</script>
<SheetPrimitive.Close {...restProps}>
{#if children}
{@render children()}
{/if}
</SheetPrimitive.Close>

View File

@@ -0,0 +1,58 @@
<script lang="ts">
import { Dialog as SheetPrimitive } from "bits-ui";
import { cn } from "$lib/utils.ts";
import type { Snippet } from "svelte";
type SheetContentProps = {
class?: string;
children?: Snippet;
side?: "top" | "bottom" | "left" | "right";
[key: string]: unknown;
};
let {
class: className = "",
children,
side = "right" as "top" | "bottom" | "left" | "right",
...restProps
}: SheetContentProps = $props();
const sideStyles: Record<string, string> = {
top: "inset-x-0 top-0 border-b data-[state=closed]:slide-out-to-top data-[state=open]:slide-in-from-top",
bottom:
"inset-x-0 bottom-0 border-t data-[state=closed]:slide-out-to-bottom data-[state=open]:slide-in-from-bottom",
left: "inset-y-0 left-0 h-full w-3/4 border-r data-[state=closed]:slide-out-to-left data-[state=open]:slide-in-from-left sm:max-w-sm",
right:
"inset-y-0 right-0 h-full w-3/4 border-l data-[state=closed]:slide-out-to-right data-[state=open]:slide-in-from-right sm:max-w-sm",
};
</script>
<SheetPrimitive.Content
class={cn(
"fixed z-50 gap-4 bg-background p-6 shadow-lg transition ease-in-out data-[state=open]:animate-in data-[state=closed]:animate-in data-[state=closed]:duration-300 data-[state=open]:duration-500",
sideStyles[side],
className
)}
{...restProps}
>
{#if children}
{@render children()}
{/if}
<SheetPrimitive.Close class="absolute right-4 top-4 rounded-sm opacity-70 ring-offset-background transition-opacity hover:opacity-100 focus:outline-none focus:ring-2 focus:ring-ring focus:ring-offset-2 disabled:pointer-events-none data-[state=open]:bg-secondary">
<svg
xmlns="http://www.w3.org/2000/svg"
width="24"
height="24"
viewBox="0 0 24 24"
fill="none"
stroke="currentColor"
stroke-width="2"
stroke-linecap="round"
stroke-linejoin="round"
class="size-4"
>
<path d="M18 6 6 18" />
<path d="m6 6 12 12" />
</svg>
</SheetPrimitive.Close>
</SheetPrimitive.Content>

View File

@@ -0,0 +1,23 @@
<script lang="ts">
import { Dialog as SheetPrimitive } from "bits-ui";
import { cn } from "$lib/utils.ts";
let {
class: className = "",
children,
...restProps
}: {
class?: string;
children?: import("svelte").Snippet;
[key: string]: unknown;
} = $props();
</script>
<SheetPrimitive.Description
class={cn("text-sm text-muted-foreground", className)}
{...restProps}
>
{#if children}
{@render children()}
{/if}
</SheetPrimitive.Description>

View File

@@ -0,0 +1,19 @@
<script lang="ts">
import { cn } from "$lib/utils.ts";
let {
class: className = "",
children,
...restProps
}: {
class?: string;
children?: import("svelte").Snippet;
[key: string]: unknown;
} = $props();
</script>
<div class={cn("flex flex-col-reverse sm:flex-row sm:justify-end sm:gap-x-2", className)} {...restProps}>
{#if children}
{@render children()}
{/if}
</div>

View File

@@ -0,0 +1,19 @@
<script lang="ts">
import { cn } from "$lib/utils.ts";
let {
class: className = "",
children,
...restProps
}: {
class?: string;
children?: import("svelte").Snippet;
[key: string]: unknown;
} = $props();
</script>
<div class={cn("flex flex-col space-y-1.5 text-center sm:text-left", className)} {...restProps}>
{#if children}
{@render children()}
{/if}
</div>

View File

@@ -0,0 +1,26 @@
<script lang="ts">
import { Dialog as SheetPrimitive } from "bits-ui";
import { cn } from "$lib/utils.ts";
let {
class: className = "",
children,
...restProps
}: {
class?: string;
children?: import("svelte").Snippet;
[key: string]: unknown;
} = $props();
</script>
<SheetPrimitive.Overlay
class={cn(
"fixed inset-0 z-50 bg-black/80 data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0",
className
)}
{...restProps}
>
{#if children}
{@render children()}
{/if}
</SheetPrimitive.Overlay>

View File

@@ -0,0 +1,23 @@
<script lang="ts">
import { Dialog as SheetPrimitive } from "bits-ui";
import { cn } from "$lib/utils.ts";
let {
class: className = "",
children,
...restProps
}: {
class?: string;
children?: import("svelte").Snippet;
[key: string]: unknown;
} = $props();
</script>
<SheetPrimitive.Title
class={cn("text-lg font-semibold text-foreground", className)}
{...restProps}
>
{#if children}
{@render children()}
{/if}
</SheetPrimitive.Title>

View File

@@ -0,0 +1,17 @@
<script lang="ts">
import { Dialog as SheetPrimitive } from "bits-ui";
let {
children,
...restProps
}: {
children?: import("svelte").Snippet;
[key: string]: unknown;
} = $props();
</script>
<SheetPrimitive.Root {...restProps}>
{#if children}
{@render children()}
{/if}
</SheetPrimitive.Root>

View File

@@ -0,0 +1,7 @@
import Root from "./switch.svelte";
export {
Root,
//
Root as Switch,
};

View File

@@ -0,0 +1,35 @@
<script lang="ts">
import { Switch as SwitchPrimitive } from "bits-ui";
import { cn } from "$lib/utils.ts";
let {
ref = $state<HTMLButtonElement | null>(null),
class: className = "",
children,
...restProps
}: {
ref?: HTMLButtonElement | null;
class?: string;
children?: import("svelte").Snippet;
[key: string]: unknown;
} = $props();
</script>
<SwitchPrimitive.Root
bind:ref={ref}
class={cn(
"peer inline-flex h-[24px] w-[44px] shrink-0 cursor-pointer items-center rounded-full border-2 border-transparent transition-colors focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 focus-visible:ring-offset-background disabled:cursor-not-allowed disabled:opacity-50 data-[state=checked]:bg-primary data-[state=unchecked]:bg-input",
className
)}
{...restProps}
>
{#if children}
{@render children()}
{:else}
<SwitchPrimitive.Thumb
class={cn(
"pointer-events-none block h-5 w-5 rounded-full bg-background shadow-lg ring-0 transition-transform data-[state=checked]:translate-x-5 data-[state=unchecked]:translate-x-0"
)}
/>
{/if}
</SwitchPrimitive.Root>

View File

@@ -0,0 +1,16 @@
import Root from "./tabs.svelte";
import Content from "./tabs-content.svelte";
import List from "./tabs-list.svelte";
import Trigger from "./tabs-trigger.svelte";
export {
Root,
Content,
List,
Trigger,
//
Root as Tabs,
Content as TabsContent,
List as TabsList,
Trigger as TabsTrigger,
};

View File

@@ -0,0 +1,26 @@
<script lang="ts">
import { Tabs as TabsPrimitive } from "bits-ui";
import { cn } from "$lib/utils.ts";
let {
class: className = "",
children,
...restProps
}: {
class?: string;
children?: import("svelte").Snippet;
[key: string]: unknown;
} = $props();
</script>
<TabsPrimitive.Content
class={cn(
"mt-2 ring-offset-background focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2",
className
)}
{...restProps}
>
{#if children}
{@render children()}
{/if}
</TabsPrimitive.Content>

View File

@@ -0,0 +1,26 @@
<script lang="ts">
import { Tabs as TabsPrimitive } from "bits-ui";
import { cn } from "$lib/utils.ts";
let {
class: className = "",
children,
...restProps
}: {
class?: string;
children?: import("svelte").Snippet;
[key: string]: unknown;
} = $props();
</script>
<TabsPrimitive.List
class={cn(
"inline-flex h-10 items-center justify-center rounded-md bg-muted p-1 text-muted-foreground",
className
)}
{...restProps}
>
{#if children}
{@render children()}
{/if}
</TabsPrimitive.List>

View File

@@ -0,0 +1,26 @@
<script lang="ts">
import { Tabs as TabsPrimitive } from "bits-ui";
import { cn } from "$lib/utils.ts";
let {
class: className = "",
children,
...restProps
}: {
class?: string;
children?: import("svelte").Snippet;
[key: string]: unknown;
} = $props();
</script>
<TabsPrimitive.Trigger
class={cn(
"inline-flex items-center justify-center whitespace-nowrap rounded-sm px-3 py-1.5 text-sm font-medium ring-offset-background transition-all focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 disabled:pointer-events-none disabled:opacity-50 data-[state=active]:bg-background data-[state=active]:text-foreground data-[state=active]:shadow-sm",
className
)}
{...restProps}
>
{#if children}
{@render children()}
{/if}
</TabsPrimitive.Trigger>

View File

@@ -0,0 +1,17 @@
<script lang="ts">
import { Tabs as TabsPrimitive } from "bits-ui";
let {
children,
...restProps
}: {
children?: import("svelte").Snippet;
[key: string]: unknown;
} = $props();
</script>
<TabsPrimitive.Root {...restProps}>
{#if children}
{@render children()}
{/if}
</TabsPrimitive.Root>

View File

@@ -0,0 +1,13 @@
import Root from "./tooltip.svelte";
import Content from "./tooltip-content.svelte";
import Trigger from "./tooltip-trigger.svelte";
export {
Root,
Content,
Trigger,
//
Root as Tooltip,
Content as TooltipContent,
Trigger as TooltipTrigger,
};

View File

@@ -0,0 +1,29 @@
<script lang="ts">
import { Tooltip as TooltipPrimitive } from "bits-ui";
import { cn } from "$lib/utils.ts";
let {
class: className = "",
children,
sideOffset = 4,
...restProps
}: {
class?: string;
children?: import("svelte").Snippet;
sideOffset?: number;
[key: string]: unknown;
} = $props();
</script>
<TooltipPrimitive.Content
{sideOffset}
class={cn(
"z-50 overflow-hidden rounded-md border bg-popover px-3 py-1.5 text-sm text-popover-foreground shadow-md animate-in fade-in-0 zoom-in-95 data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=closed]:zoom-out-95 data-[side=bottom]:slide-in-from-top-2 data-[side=left]:slide-in-from-right-2 data-[side=right]:slide-in-from-left-2 data-[side=top]:slide-in-from-bottom-2",
className
)}
{...restProps}
>
{#if children}
{@render children()}
{/if}
</TooltipPrimitive.Content>

View File

@@ -0,0 +1,17 @@
<script lang="ts">
import { Tooltip as TooltipPrimitive } from "bits-ui";
let {
children,
...restProps
}: {
children?: import("svelte").Snippet;
[key: string]: unknown;
} = $props();
</script>
<TooltipPrimitive.Trigger {...restProps}>
{#if children}
{@render children()}
{/if}
</TooltipPrimitive.Trigger>

View File

@@ -0,0 +1,17 @@
<script lang="ts">
import { Tooltip as TooltipPrimitive } from "bits-ui";
let {
children,
...restProps
}: {
children?: import("svelte").Snippet;
[key: string]: unknown;
} = $props();
</script>
<TooltipPrimitive.Root {...restProps}>
{#if children}
{@render children()}
{/if}
</TooltipPrimitive.Root>

43
src/lib/hermes.ts Normal file
View File

@@ -0,0 +1,43 @@
// Hermes API client — talks to SvelteKit API routes that proxy to Hermes CLI
import type { HermesConfig, HermesStatus, SessionListItem, UploadResponse } from '$lib/types';
export const API_BASE = '/api/hermes';
export async function sendMessage(
history: { role: string; content: string }[],
config: HermesConfig,
signal?: AbortSignal
): Promise<Response> {
return fetch(`${API_BASE}/chat`, {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ messages: history, config }),
signal
});
}
export async function getStatus(): Promise<HermesStatus> {
const res = await fetch(`${API_BASE}/status`);
return res.json();
}
export async function getModels(): Promise<string[]> {
const res = await fetch(`${API_BASE}/models`);
return res.json();
}
export async function getSessions(limit = 50): Promise<SessionListItem[]> {
const res = await fetch(`${API_BASE}/sessions?limit=${limit}`);
return res.json();
}
export async function deleteSession(id: string): Promise<void> {
await fetch(`${API_BASE}/sessions/${id}`, { method: 'DELETE' });
}
export async function uploadFile(file: File): Promise<UploadResponse> {
const form = new FormData();
form.append('file', file);
const res = await fetch(`${API_BASE}/upload`, { method: 'POST', body: form });
return res.json();
}

1
src/lib/index.ts Normal file
View File

@@ -0,0 +1 @@
// place files you want to import through the `$lib` alias in this folder.

206
src/lib/stores/chat.ts Normal file
View File

@@ -0,0 +1,206 @@
import { writable, derived } from 'svelte/store';
import type { ChatMessage, HermesConfig, FileAttachment } from '$lib/types';
import { DEFAULT_CONFIG } from '$lib/types';
import { sendMessage } from '$lib/hermes';
import { toast } from '$lib/stores/toast';
let msgCounter = 0;
function genId() {
return `msg_${Date.now()}_${msgCounter++}`;
}
// ─── Session store ──────────────────────────────────────────
export const sessions = writable<{
id: string;
title: string;
preview: string;
timestamp: number;
messages: ChatMessage[];
}[]>([]);
export const activeSessionId = writable<string | null>(null);
export const config = writable<HermesConfig>({ ...DEFAULT_CONFIG });
export const messages = derived(
[sessions, activeSessionId],
([$sessions, $activeSessionId]) => {
if (!$activeSessionId) return [];
return $sessions.find((s) => s.id === $activeSessionId)?.messages ?? [];
}
);
export const darkMode = writable(false);
export const availableModels = writable<string[]>([]);
export const isStreaming = writable(false);
export const abortController = writable<AbortController | null>(null);
export const uploadedFiles = writable<FileAttachment[]>([]);
export const sidebarOpen = writable(false);
// ─── Actions ────────────────────────────────────────────────
export function createSession(initialMessages: ChatMessage[] = []) {
const id = `session_${Date.now()}`;
const s = { id, title: 'New Chat', preview: '', timestamp: Date.now(), messages: initialMessages };
sessions.update((list) => [s, ...list]);
activeSessionId.set(id);
sidebarOpen.set(false);
return id;
}
export function deleteSessionAction(id: string) {
sessions.update((list) => list.filter((s) => s.id !== id));
activeSessionId.update((active) => (active === id ? null : active));
}
export function addMessage(msg: ChatMessage) {
sessions.update((list) =>
list.map((s) =>
s.id === getActiveId()
? { ...s, messages: [...s.messages, msg], preview: msg.content.slice(0, 80) }
: s
)
);
}
export function updateMessage(msgId: string, updates: Partial<ChatMessage>) {
sessions.update((list) =>
list.map((s) => {
if (s.id !== getActiveId()) return s;
const msgs = s.messages.map((m) => (m.id === msgId ? { ...m, ...updates } : m));
return { ...s, messages: msgs };
})
);
}
// ─── Internal helpers ───────────────────────────────────────
let _activeId: string | null = null;
activeSessionId.subscribe((v) => (_activeId = v));
function getActiveId() {
return _activeId;
}
let _config: HermesConfig = DEFAULT_CONFIG;
config.subscribe((v) => (_config = v));
export async function submitMessage(userText: string) {
const text = userText.trim();
if (!text) return;
// Ensure session exists
if (!getActiveId()) createSession();
const userMsg: ChatMessage = {
id: genId(),
role: 'user',
content: text,
timestamp: Date.now(),
status: 'complete'
};
addMessage(userMsg);
// Create assistant placeholder
const assistantMsg: ChatMessage = {
id: genId(),
role: 'assistant',
content: '',
timestamp: Date.now(),
status: 'streaming'
};
addMessage(assistantMsg);
const controller = new AbortController();
abortController.set(controller);
isStreaming.set(true);
try {
// Build history from current session (only complete messages)
let $messages: ChatMessage[] = [];
const unsub = messages.subscribe((v) => ($messages = v));
unsub();
const history = $messages
.filter((m) => m.status === 'complete' && m.content)
.map((m) => ({ role: m.role, content: m.content }));
const response = await sendMessage(history, _config, controller.signal);
if (!response.ok) {
const errText = await response.text();
updateMessage(assistantMsg.id, {
content: `**Error**: ${errText || response.statusText}`,
status: 'error'
});
toast('Chat failed', { description: errText || response.statusText, variant: 'destructive' });
return;
}
const reader = response.body?.getReader();
if (!reader) throw new Error('No response body');
const decoder = new TextDecoder();
let fullContent = '';
while (true) {
const { done, value } = await reader.read();
if (done) break;
const chunk = decoder.decode(value, { stream: true });
const lines = chunk.split('\n');
for (const line of lines) {
if (line.startsWith('data: ')) {
const data = line.slice(6);
if (data === '[DONE]') continue;
try {
const parsed = JSON.parse(data);
const delta = parsed.choices?.[0]?.delta?.content || '';
fullContent += delta;
updateMessage(assistantMsg.id, { content: fullContent, status: 'streaming' });
} catch {
// partial JSON, skip
}
}
}
}
updateMessage(assistantMsg.id, { content: fullContent, status: 'complete' });
// Update session title from first message
sessions.update((list) =>
list.map((s) => {
if (s.id === getActiveId()) {
const title = userMsg.content.slice(0, 50) + (userMsg.content.length > 50 ? '...' : '');
return { ...s, title, preview: userMsg.content.slice(0, 80) };
}
return s;
})
);
} catch (err) {
if (err instanceof DOMException && err.name === 'AbortError') {
updateMessage(assistantMsg.id, { content: fullContent || '', status: 'complete' });
return;
}
updateMessage(assistantMsg.id, {
content: `**Connection Error**: ${err instanceof Error ? err.message : String(err)}`,
status: 'error'
});
} finally {
isStreaming.set(false);
abortController.set(null);
}
}
export function stopGeneration() {
const ctrl = getAbortCtrl();
if (ctrl) {
ctrl.abort();
toast('Generation stopped');
}
}
let _ctrl: AbortController | null = null;
abortController.subscribe((v) => (_ctrl = v));
function getAbortCtrl() {
return _ctrl;
}

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import { writable } from 'svelte/store';
export interface Toast {
id: string;
title: string;
description?: string;
variant?: 'default' | 'destructive';
}
export const toasts = writable<Toast[]>([]);
let counter = 0;
export function toast(title: string, opts?: { description?: string; variant?: 'default' | 'destructive' }) {
const id = `toast-${counter++}`;
toasts.update((t) => [...t, { id, title, ...opts }]);
setTimeout(() => {
toasts.update((t) => t.filter((x) => x.id !== id));
}, 4000);
}
export function dismissToast(id: string) {
toasts.update((t) => t.filter((x) => x.id !== id));
}

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/** Core types for the Hermes Chat v2 app */
export interface ChatMessage {
id: string;
role: 'user' | 'assistant' | 'system';
content: string;
timestamp: number;
status: 'sending' | 'streaming' | 'complete' | 'error';
artifacts?: Artifact[];
}
export interface Session {
id: string;
title: string;
preview: string;
timestamp: number;
messages: ChatMessage[];
}
export interface HermesConfig {
model: string;
provider: string;
systemPrompt: string;
maxTokens: number;
temperature: number;
topP: number;
}
export interface FileAttachment {
id: string;
name: string;
type: string;
size: number;
url: string;
previewUrl?: string;
}
export interface Artifact {
id: string;
type: 'code' | 'html' | 'svg' | 'mermaid' | 'markdown' | 'diff' | 'unknown';
language: string;
title: string;
content: string;
}
export interface HermesStatus {
available: boolean;
model: string;
provider: string;
version: string;
}
export interface UploadResponse {
url: string;
name: string;
type: string;
size: number;
previewUrl?: string;
}
export interface SessionListItem {
id: string;
title: string;
preview: string;
timestamp: number;
}
export const DEFAULT_CONFIG: HermesConfig = {
model: '',
provider: 'openrouter',
systemPrompt: 'You are Hermes AI Agent, a helpful AI assistant.',
maxTokens: 4096,
temperature: 0.7,
topP: 0.95
};

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import { type ClassValue, clsx } from 'clsx';
import { twMerge } from 'tailwind-merge';
export function cn(...inputs: ClassValue[]) {
return twMerge(clsx(inputs));
}

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<script lang="ts">
import '../app.css';
import Sidebar from '$lib/components/chat/Sidebar.svelte';
import SettingsDialog from '$lib/components/chat/SettingsDialog.svelte';
import ToastContainer from '$lib/components/chat/ToastContainer.svelte';
import { darkMode, sidebarOpen, availableModels } from '$lib/stores/chat';
import { getModels } from '$lib/hermes';
import { onMount } from 'svelte';
let { children }: { children?: import('svelte').Snippet } = $props();
let settingsOpen = $state(false);
let isDark = $state(false);
darkMode.subscribe((v) => (isDark = v));
onMount(() => {
const prefersDark = window.matchMedia('(prefers-color-scheme: dark)').matches;
const stored = localStorage.getItem('hermes-dark-mode');
darkMode.set(stored !== null ? stored === 'true' : prefersDark);
getModels().then((m) => availableModels.set(m)).catch(() => {});
});
$effect(() => {
document.documentElement.classList.toggle('dark', isDark);
localStorage.setItem('hermes-dark-mode', String(isDark));
});
</script>
<div class="flex h-screen w-screen overflow-hidden bg-background text-foreground">
<!-- Desktop sidebar -->
<div class="hidden md:block h-full">
<Sidebar />
</div>
<!-- Mobile sidebar -->
{#if sidebarOpen}
<div class="fixed inset-0 z-40 md:hidden">
<div class="fixed inset-0 bg-black/80" onclick={() => sidebarOpen.set(false)} onkeydown={(e) => { if (e.key === 'Enter' || e.key === ' ') sidebarOpen.set(false); }}>
</div>
<aside class="fixed left-0 top-0 z-50 h-full w-72 border-r bg-background">
<Sidebar onClose={() => sidebarOpen.set(false)} />
</aside>
</div>
{/if}
<!-- Main area -->
<div class="flex flex-1 flex-col min-w-0">
<!-- Header -->
<header class="flex items-center justify-between border-b px-4 h-14 shrink-0 md:px-6">
<div class="flex items-center gap-3">
<button
class="md:hidden inline-flex items-center justify-center rounded-md p-2 hover:bg-accent"
onclick={() => sidebarOpen.update((v) => !v)}
aria-label="Toggle sidebar"
>
<svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
<line x1="3" y1="6" x2="21" y2="6" /><line x1="3" y1="12" x2="21" y2="12" /><line x1="3" y1="18" x2="21" y2="18" />
</svg>
</button>
<div class="flex items-center gap-2">
<div class="h-7 w-7 rounded-full bg-gradient-to-br from-purple-500 to-indigo-600 flex items-center justify-center text-white text-xs font-bold">H</div>
<span class="font-semibold text-sm hidden sm:inline">Hermes Chat</span>
</div>
</div>
<div class="flex items-center gap-2">
<button
class="inline-flex items-center justify-center rounded-md p-2 hover:bg-accent text-muted-foreground"
onclick={() => { settingsOpen = true; }}
title="Settings"
>
<svg xmlns="http://www.w3.org/2000/svg" width="18" height="18" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
<circle cx="12" cy="12" r="3" /><path d="M12 1v2M12 21v2M4.22 4.22l1.42 1.42M18.36 18.36l1.42 1.42M1 12h2M21 12h2M4.22 19.78l1.42-1.42M18.36 5.64l1.42-1.42" />
</svg>
</button>
<button
class="inline-flex items-center justify-center rounded-md p-2 hover:bg-accent text-muted-foreground"
onclick={() => darkMode.update((v) => !v)}
title="Toggle theme"
>
{#if isDark}
<svg xmlns="http://www.w3.org/2000/svg" width="18" height="18" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
<circle cx="12" cy="12" r="5" /><path d="M12 1v2M12 21v2M4.22 4.22l1.42 1.42M18.36 18.36l1.42 1.42M1 12h2M21 12h2M4.22 19.78l1.42-1.42M18.36 5.64l1.42-1.42" />
</svg>
{:else}
<svg xmlns="http://www.w3.org/2000/svg" width="18" height="18" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
<path d="M21 12.79A9 9 0 1 1 11.21 3 7 7 0 0 0 21 12.79z" />
</svg>
{/if}
</button>
</div>
</header>
<!-- Page -->
<main class="flex-1 overflow-hidden">
{@render children()}
</main>
</div>
</div>
<ToastContainer />
<SettingsDialog bind:open={settingsOpen} />
<style>
:global(body) {
margin: 0;
padding: 0;
overflow: hidden;
height: 100vh;
width: 100vw;
}
:global(*) { box-sizing: border-box; }
</style>

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<script lang="ts">
import { messages, activeSessionId, submitMessage, isStreaming, stopGeneration } from '$lib/stores/chat';
import { get } from 'svelte/store';
import ChatMessage from '$lib/components/chat/ChatMessage.svelte';
import ChatInput from '$lib/components/chat/ChatInput.svelte';
import ImagePreview from '$lib/components/chat/ImagePreview.svelte';
import ArtifactViewer from '$lib/components/chat/ArtifactViewer.svelte';
import type { Artifact } from '$lib/types';
let messagesContainer: HTMLDivElement | undefined = $state(undefined);
let previewImg = $state('');
let previewOpen = $state(false);
let activeArtifact = $state<Artifact | null>(null);
let artifactOpen = $state(false);
// Auto-scroll
$effect(() => {
const msgs = get(messages);
if (msgs.length > 0 && messagesContainer) {
requestAnimationFrame(() => {
messagesContainer?.scrollTo({
top: messagesContainer.scrollHeight,
behavior: get(isStreaming) ? 'smooth' : 'instant'
});
});
}
});
function handleSubmit(text: string) {
submitMessage(text);
}
function openImage(url: string) {
previewImg = url;
previewOpen = true;
}
function openArtifact(a: Artifact) {
activeArtifact = a;
artifactOpen = true;
}
</script>
<div class="flex h-full flex-col">
<!-- Messages -->
<div
bind:this={messagesContainer}
class="flex-1 overflow-y-auto"
role="application"
aria-label="Chat messages"
onclick={(e) => {
// Handle image clicks in rendered markdown
const target = e.target as HTMLElement;
if (target.tagName === 'IMG' && target.getAttribute('src')) {
openImage(target.getAttribute('src')!);
}
}}
onkeydown={(e) => {
if (e.key === 'Escape') { /* dismiss */ }
}}
>
{#if get(activeSessionId) === null || get(messages).length === 0}
<!-- Welcome screen -->
<div class="flex h-full items-center justify-center">
<div class="max-w-md text-center px-6">
<div class="h-20 w-20 rounded-3xl bg-gradient-to-br from-purple-500 to-indigo-600 flex items-center justify-center text-white text-3xl font-bold mx-auto mb-6 shadow-lg shadow-purple-500/20">H</div>
<h1 class="text-2xl font-bold mb-2">Hermes Chat v2</h1>
<p class="text-muted-foreground mb-8 text-sm leading-relaxed">
Enhanced interface for Hermes Agent with file attachments,
code artifacts, and session management.
</p>
<div class="grid grid-cols-1 sm:grid-cols-2 gap-3 text-left">
<button
class="rounded-xl border border-border/60 bg-card p-4 hover:bg-accent/50 transition-colors text-left cursor-pointer"
onclick={() => submitMessage("Write a Python web scraper using requests and BeautifulSoup that fetches news headlines.")}
>
<div class="text-sm font-medium mb-1">🐍 Python Scraper</div>
<p class="text-xs text-muted-foreground">Web scraping with requests</p>
</button>
<button
class="rounded-xl border border-border/60 bg-card p-4 hover:bg-accent/50 transition-colors text-left cursor-pointer"
onclick={() => submitMessage("Explain the architecture of Hermes Agent and how its tool system works.")}
>
<div class="text-sm font-medium mb-1">🤖 What is Hermes?</div>
<p class="text-xs text-muted-foreground">Learn about the agent</p>
</button>
<button
class="rounded-xl border border-border/60 bg-card p-4 hover:bg-accent/50 transition-colors text-left cursor-pointer"
onclick={() => submitMessage("Create a responsive navigation bar in HTML/CSS with a hamburger menu for mobile.")}
>
<div class="text-sm font-medium mb-1">🎨 HTML/CSS Nav</div>
<p class="text-xs text-muted-foreground">Responsive UI component</p>
</button>
<button
class="rounded-xl border border-border/60 bg-card p-4 hover:bg-accent/50 transition-colors text-left cursor-pointer"
onclick={() => submitMessage("Design a REST API for a task management app with users, projects, and tasks.")}
>
<div class="text-sm font-medium mb-1">📋 API Design</div>
<p class="text-xs text-muted-foreground">REST API structure</p>
</button>
</div>
<div class="mt-6 flex items-center justify-center gap-2 text-xs text-muted-foreground/60">
<span>Drop files anywhere</span>
<span></span>
<span>Monaco code viewer</span>
<span></span>
<span>Syntax highlighting</span>
</div>
</div>
</div>
{:else}
<!-- Messages -->
<div class="py-4 space-y-1">
{#each get(messages) as msg (msg.id)}
<ChatMessage content={msg.content} role={msg.role} status={msg.status} />
{/each}
<div class="h-4" />
</div>
{/if}
</div>
<!-- Input -->
<ChatInput onsubmit={handleSubmit} />
</div>
<!-- Image Preview Modal -->
<ImagePreview bind:open={previewOpen} src={previewImg} />
<!-- Artifact Viewer -->
<ArtifactViewer artifact={activeArtifact} bind:open={artifactOpen} />

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import { json } from '@sveltejs/kit';
import { spawn } from 'child_process';
import type { RequestEvent } from '@sveltejs/kit';
export async function POST({ request }: RequestEvent) {
try {
const { messages, config } = await request.json();
const lastMsg = messages?.[messages.length - 1]?.content || '';
const modelFlag = config?.model ? ['-m', config.model] : [];
const providerFlag = config?.provider ? ['--provider', config.provider] : [];
const tempFlag = config?.temperature ? ['--temperature', String(config.temperature)] : [];
const maxTokensFlag = config?.maxTokens ? ['--max-tokens', String(config.maxTokens)] : [];
const hermes = spawn('hermes', [
'chat',
'-q', lastMsg,
...modelFlag,
...providerFlag,
...tempFlag,
...maxTokensFlag,
'-Q',
'--source', 'hermes-chat-v2'
], {
timeout: 120000,
env: { ...process.env }
});
const stream = new ReadableStream({
async start(controller) {
const decoder = new TextDecoder();
let buffer = '';
const processChunk = (chunk: Buffer) => {
buffer += decoder.decode(chunk, { stream: true });
while (buffer.includes('\n')) {
const idx = buffer.indexOf('\n');
const line = buffer.slice(0, idx);
buffer = buffer.slice(idx + 1);
if (line.trim()) {
const payload = JSON.stringify({
choices: [{ delta: { content: line + '\n' } }]
});
controller.enqueue(new TextEncoder().encode(`data: ${payload}\n\n`));
}
}
};
hermes.stdout?.on('data', processChunk);
hermes.stderr?.on('data', (data: Buffer) => {
const text = decoder.decode(data, { stream: true });
if (text.trim()) {
const payload = JSON.stringify({
choices: [{ delta: { content: `*${text.trim()}* ` } }]
});
controller.enqueue(new TextEncoder().encode(`data: ${payload}\n\n`));
}
});
hermes.on('close', () => {
if (buffer.trim()) {
const payload = JSON.stringify({
choices: [{ delta: { content: buffer } }]
});
controller.enqueue(new TextEncoder().encode(`data: ${payload}\n\n`));
}
controller.enqueue(new TextEncoder().encode('data: [DONE]\n\n'));
controller.close();
});
hermes.on('error', (err) => {
controller.enqueue(
new TextEncoder().encode(
`data: ${JSON.stringify({ error: err.message })}\n\n`
)
);
controller.enqueue(new TextEncoder().encode('data: [DONE]\n\n'));
controller.close();
});
}
});
return new Response(stream, {
headers: {
'Content-Type': 'text/event-stream',
'Cache-Control': 'no-cache',
Connection: 'keep-alive'
}
});
} catch (err) {
return json(
{ error: err instanceof Error ? err.message : 'Internal server error' },
{ status: 500 }
);
}
}

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import { json } from '@sveltejs/kit';
import { execSync } from 'child_process';
export async function GET() {
try {
const output = execSync('hermes config get model 2>/dev/null', {
timeout: 5000,
encoding: 'utf-8'
});
const lines = output.split('\n').filter((l) => l.trim());
return json(lines.length > 0 ? lines : FALLBACK_MODELS);
} catch {
return json(FALLBACK_MODELS);
}
}
const FALLBACK_MODELS = [
'openai/gpt-4o',
'openai/gpt-4o-mini',
'anthropic/claude-sonnet-4',
'anthropic/claude-haiku-3.5',
'google/gemini-3.5-flash',
'deepseek/deepseek-v4-flash',
'deepseek/deepseek-v4-pro',
'mistral/mistral-small-3.1',
'meta-llama/llama-4-maverick',
'qwen/qwen-3-235b-a22b'
];

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import { json } from '@sveltejs/kit';
import { execSync } from 'child_process';
export async function GET({ url }) {
try {
const limit = url.searchParams.get('limit') || '20';
const output = execSync(
'hermes sessions list --limit ' + limit + ' --json 2>/dev/null || echo "[]"',
{ timeout: 5000, encoding: 'utf-8' }
);
const parsed = JSON.parse(output);
return json(
parsed.map((s: any) => ({
id: s.id || s.session_id || '',
title: s.title || 'Untitled',
preview: s.preview || (s.first_message || '').slice(0, 80),
timestamp: s.timestamp || s.created_at || Date.now()
}))
);
} catch {
return json([]);
}
}

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import { json } from '@sveltejs/kit';
import type { RequestEvent } from '@sveltejs/kit';
export async function DELETE({ params }: RequestEvent) {
const id = params.id;
if (!id) {
return json({ error: 'Session ID required' }, { status: 400 });
}
try {
const { execSync } = await import('child_process');
execSync('hermes sessions delete ' + id + ' 2>/dev/null || true', { timeout: 5000 });
return json({ success: true });
} catch {
return json({ success: true }); // soft-fail for local sessions
}
}

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import { json } from '@sveltejs/kit';
import { execSync } from 'child_process';
export async function GET() {
try {
const version = execSync('hermes --version 2>/dev/null || echo "not found"', {
timeout: 5000,
encoding: 'utf-8'
}).trim();
const modelOutput = execSync(
'hermes config get model.default 2>/dev/null || echo "not set"',
{ timeout: 5000, encoding: 'utf-8' }
).trim();
const providerOutput = execSync(
'hermes config get model.provider 2>/dev/null || echo "openrouter"',
{ timeout: 5000, encoding: 'utf-8' }
).trim();
return json({
available: version !== 'not found',
model: modelOutput === 'not set' ? '' : modelOutput,
provider: providerOutput,
version
});
} catch {
return json({
available: false,
model: '',
provider: 'openrouter',
version: 'not found'
});
}
}

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import { json } from '@sveltejs/kit';
import { writeFile, mkdir } from 'node:fs/promises';
import { join } from 'node:path';
import { tmpdir } from 'node:os';
import { randomUUID } from 'node:crypto';
export async function POST({ request }: { request: Request }) {
try {
const form = await request.formData();
const file = form.get('file') as File;
if (!file) {
return json({ error: 'No file provided' }, { status: 400 });
}
const uploadDir = join(tmpdir(), 'hermes-chat-uploads');
await mkdir(uploadDir, { recursive: true });
const ext = file.name.split('.').pop() || '';
const filename = `${randomUUID()}.${ext}`;
const filepath = join(uploadDir, filename);
const buffer = Buffer.from(await file.arrayBuffer());
await writeFile(filepath, buffer);
const isImage = file.type.startsWith('image/');
return json({
url: `/uploads/${filename}`,
name: file.name,
type: file.type,
size: file.size,
...(isImage ? { previewUrl: `/uploads/${filename}` } : {})
});
} catch (err) {
return json(
{ error: err instanceof Error ? err.message : 'Upload failed' },
{ status: 500 }
);
}
}

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import { readFile } from 'node:fs/promises';
import { join } from 'node:path';
import { tmpdir } from 'node:os';
export async function GET({ params }: { params: { path: string[] } }) {
try {
const filename = params.path.join('/');
const filepath = join(tmpdir(), 'hermes-chat-uploads', filename);
const data = await readFile(filepath);
const ext = filename.split('.').pop()?.toLowerCase() || '';
const mime: Record<string, string> = {
png: 'image/png', jpg: 'image/jpeg', jpeg: 'image/jpeg',
gif: 'image/gif', webp: 'image/webp', svg: 'image/svg+xml',
pdf: 'application/pdf', txt: 'text/plain', md: 'text/markdown',
json: 'application/json', py: 'text/x-python', ts: 'text/typescript',
js: 'text/javascript', html: 'text/html', css: 'text/css'
};
return new Response(data, {
headers: {
'Content-Type': mime[ext] || 'application/octet-stream',
'Cache-Control': 'public, max-age=3600'
}
});
} catch {
return new Response('Not found', { status: 404 });
}
}

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# allow crawling everything by default
User-agent: *
Disallow:

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svelte.config.js Normal file
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import adapter from '@sveltejs/adapter-node';
/** @type {import('@sveltejs/kit').Config} */
const config = {
compilerOptions: {
// Force runes mode for the project, except for libraries. Can be removed in svelte 6.
runes: ({ filename }) => filename.split(/[/\\]/).includes('node_modules') ? undefined : true
},
kit: { adapter: adapter() }
};
export default config;

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tsconfig.json Normal file
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{
"extends": "./.svelte-kit/tsconfig.json",
"compilerOptions": {
"rewriteRelativeImportExtensions": true,
"allowJs": true,
"checkJs": true,
"esModuleInterop": true,
"forceConsistentCasingInFileNames": true,
"resolveJsonModule": true,
"skipLibCheck": true,
"sourceMap": true,
"strict": true,
"moduleResolution": "bundler"
}
// Path aliases are handled by https://svelte.dev/docs/kit/configuration#alias
// except $lib which is handled by https://svelte.dev/docs/kit/configuration#files
//
// To make changes to top-level options such as include and exclude, we recommend extending
// the generated config; see https://svelte.dev/docs/kit/configuration#typescript
}

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vite.config.ts Normal file
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import tailwindcss from '@tailwindcss/vite';
import { sveltekit } from '@sveltejs/kit/vite';
import { defineConfig } from 'vite';
export default defineConfig({ plugins: [tailwindcss(), sveltekit()] });