buildmymcpserver/apps/web/app/(dashboard)/servers/new/page.tsx

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'use client';
import { useState } from 'react';
import { useRouter } from 'next/navigation';
import { apiFetch } from '@/lib/api';
import { Button } from '@/components/ui/button';
import { Input, Label, Textarea } from '@/components/input';
import { StreamingLogs } from '@/components/streaming-logs';
import { InstallSnippets } from '@/components/install-snippets';
import { CodeBlock } from '@/components/code-block';
const EXAMPLE_PROMPTS = [
'Read-only Postgres reader for the users and orders tables at db.example.com',
'Search and read pages from our Notion workspace via the Notion API',
'Wrap our internal HTTP API at api.acme.com — endpoints /search and /lookup',
'Stripe charges and customers (read-only)',
];
type Step = 'prompt' | 'building' | 'done';
interface BuildResult {
serverId: string;
publicUrl: string | null;
}
export default function NewServerPage() {
const router = useRouter();
const [step, setStep] = useState<Step>('prompt');
const [name, setName] = useState('');
const [slug, setSlug] = useState('');
const [prompt, setPrompt] = useState('');
const [secretRows, setSecretRows] = useState<{ key: string; value: string }[]>([{ key: '', value: '' }]);
const [error, setError] = useState<string | null>(null);
const [buildId, setBuildId] = useState<string | null>(null);
const [serverId, setServerId] = useState<string | null>(null);
const [result, setResult] = useState<BuildResult | null>(null);
const trySlug = (n: string) =>
n.toLowerCase().replace(/[^a-z0-9-]+/g, '-').replace(/^-+|-+$/g, '').slice(0, 32);
async function submit() {
setError(null);
if (!name || !slug || prompt.length < 10) {
setError('Name, slug and a prompt of at least 10 characters are required.');
return;
}
const secrets: Record<string, string> = {};
for (const row of secretRows) {
if (row.key && row.value) secrets[row.key.trim()] = row.value;
}
try {
const res = await apiFetch<{ server: { id: string }; build: { id: string } }>(
'/v1/servers',
{ method: 'POST', body: JSON.stringify({ name, slug, prompt, secrets }) },
);
setBuildId(res.build.id);
setServerId(res.server.id);
setStep('building');
} catch (e) {
const detail = (e as { detail?: { error?: string } }).detail;
setError(detail?.error ?? (e as Error).message);
}
}
return (
<div className="mx-auto max-w-3xl px-6 py-8">
<div className="flex items-baseline justify-between">
<h1 className="text-[22px] font-semibold tracking-tight">New MCP server</h1>
<div className="mono text-[11px] tracking-wider text-[--color-fg-subtle]">
STEP {step === 'prompt' ? '1' : step === 'building' ? '2' : '3'} / 3
</div>
</div>
{step === 'prompt' && (
<div className="mt-7 space-y-5">
<div className="space-y-1.5">
<Label htmlFor="prompt">Describe your tool</Label>
<Textarea
id="prompt"
rows={5}
value={prompt}
onChange={(e) => setPrompt(e.target.value)}
placeholder="A sentence is enough. Mention APIs, secrets, scopes, expected tool names."
/>
<div className="flex flex-wrap gap-1.5">
{EXAMPLE_PROMPTS.map((p) => (
<button
type="button"
key={p}
onClick={() => setPrompt(p)}
className="rounded-full border border-[--color-border] bg-[--color-bg-subtle] px-2.5 py-1 text-[11.5px] text-[--color-fg-muted] transition-colors hover:border-[--color-border-strong] hover:text-[--color-fg]"
>
{p}
</button>
))}
</div>
</div>
<div className="grid gap-3 md:grid-cols-2">
<div className="space-y-1.5">
<Label htmlFor="name">Name</Label>
<Input
id="name"
value={name}
onChange={(e) => {
setName(e.target.value);
if (!slug || slug === trySlug(name)) setSlug(trySlug(e.target.value));
}}
placeholder="Notion Reader"
/>
</div>
<div className="space-y-1.5">
<Label htmlFor="slug" hint="subdomain / id">Slug</Label>
<Input
id="slug"
value={slug}
onChange={(e) => setSlug(trySlug(e.target.value))}
placeholder="notion-reader"
/>
</div>
</div>
<div className="space-y-2">
<Label hint="environment variables, encrypted at rest">Secrets</Label>
<div className="space-y-2">
{secretRows.map((row, i) => (
<div key={i} className="grid grid-cols-[1fr_1fr_auto] gap-2">
<Input
placeholder="NOTION_API_KEY"
value={row.key}
onChange={(e) => {
const next = [...secretRows];
next[i] = { key: e.target.value.toUpperCase(), value: row.value };
setSecretRows(next);
}}
/>
<Input
placeholder="secret_xxx"
type="password"
value={row.value}
onChange={(e) => {
const next = [...secretRows];
next[i] = { key: row.key, value: e.target.value };
setSecretRows(next);
}}
/>
<Button
variant="ghost"
size="md"
onClick={() =>
setSecretRows((rs) => (rs.length > 1 ? rs.filter((_, j) => j !== i) : rs))
}
>
Remove
</Button>
</div>
))}
<Button
variant="ghost"
size="sm"
onClick={() => setSecretRows((rs) => [...rs, { key: '', value: '' }])}
>
+ Add secret
</Button>
</div>
</div>
{error && <p className="text-[12.5px] text-[--color-danger]">{error}</p>}
<div className="flex justify-end gap-2">
<Button variant="ghost" size="md" onClick={() => router.push('/servers')}>
Cancel
</Button>
<Button variant="primary" size="md" onClick={submit}>
Build server
</Button>
</div>
</div>
)}
{step === 'building' && buildId && (
<div className="mt-7 space-y-4">
<p className="text-[13px] text-[--color-fg-muted]">
Building your server. Logs stream live over WebSocket from the generator.
</p>
<StreamingLogs
buildId={buildId}
onDone={(status, publicUrl) => {
if (status === 'success') {
setResult({ serverId: serverId!, publicUrl });
setStep('done');
} else {
setError(`Build ${status}`);
}
}}
/>
{error && <p className="text-[12.5px] text-[--color-danger]">{error}</p>}
</div>
)}
{step === 'done' && result && (
<div className="mt-7 space-y-6">
<div className="panel p-4">
<div className="flex items-baseline justify-between">
<h2 className="text-[14px] font-semibold tracking-tight">Your server is live</h2>
<span className="mono text-[11px] text-emerald-300">200 OK</span>
</div>
<p className="mt-1 text-[12.5px] text-[--color-fg-muted]">
OAuth-protected Streamable HTTP endpoint:
</p>
<div className="mt-3">
<CodeBlock code={`${result.publicUrl}/mcp`} label="endpoint" />
</div>
</div>
{result.publicUrl && (
<div>
<h2 className="text-[14px] font-semibold tracking-tight">Install</h2>
<p className="mt-1 text-[12.5px] text-[--color-fg-muted]">
Drop this into your client. OAuth handshake runs automatically on first use.
</p>
<div className="mt-3">
<InstallSnippets
input={{ name, slug, publicUrl: result.publicUrl }}
/>
</div>
</div>
)}
<div className="flex justify-end gap-2">
<Button
variant="secondary"
size="md"
onClick={() => router.push(`/servers/${result.serverId}`)}
>
Open server
</Button>
</div>
</div>
)}
</div>
);
}