import { useEffect, useState, type ReactNode } from "react";
import { RefreshCwIcon, TriangleAlertIcon } from "lucide-react";
import { Alert, AlertDescription, AlertTitle } from "@/components/ui/alert";
import { Badge } from "@/components/ui/badge";
import { Button } from "@/components/ui/button";
import {
Card,
CardAction,
CardContent,
CardHeader,
CardTitle,
} from "@/components/ui/card";
import {
Empty,
EmptyDescription,
EmptyHeader,
EmptyTitle,
} from "@/components/ui/empty";
import { Skeleton } from "@/components/ui/skeleton";
import { Spinner } from "@/components/ui/spinner";
import {
fetchSettingsSummary,
type SettingsCredentialStatus,
type SettingsCredentialSummary,
type SettingsModelSummary,
type SettingsProviderSummary,
type SettingsSummary,
} from "@/lib/daemon-api";
import { cn } from "@/lib/utils";
const NUMBER_FORMATTER = new Intl.NumberFormat("en-US");
type LoadState = "idle" | "loading" | "error";
type Tone = "good" | "warn" | "neutral";
type SettingLine = {
label: string;
value: ReactNode;
meta?: ReactNode;
action?: ReactNode;
mono?: boolean;
breakAll?: boolean;
};
export function SettingsPage() {
const [summary, setSummary] = useState<SettingsSummary | null>(null);
const [loadState, setLoadState] = useState<LoadState>("loading");
const [loadError, setLoadError] = useState<string | null>(null);
useEffect(() => {
const controller = new AbortController();
void loadSummary(controller.signal);
return () => controller.abort();
}, []);
async function loadSummary(signal?: AbortSignal) {
setLoadState("loading");
setLoadError(null);
try {
const nextSummary = await fetchSettingsSummary({ signal });
setSummary(nextSummary);
setLoadState("idle");
} catch (error) {
if (signal?.aborted) {
return;
}
setLoadState("error");
setLoadError(error instanceof Error ? error.message : String(error));
}
}
const isLoading = loadState === "loading";
return (
<section
id="settings"
aria-label="Settings"
className="min-h-screen w-full px-6 pb-10 pt-20 md:pb-12 md:pt-8"
>
<div className="flex w-full flex-col gap-4">
{loadError ? (
<Alert variant="destructive">
<TriangleAlertIcon aria-hidden="true" />
<AlertTitle>Unable to load settings</AlertTitle>
<AlertDescription>{loadError}</AlertDescription>
</Alert>
) : null}
{summary ? (
<div className="grid w-full grid-cols-1 items-start gap-4 sm:grid-cols-2 xl:grid-cols-3">
<CoreCard
summary={summary}
isLoading={isLoading}
onRefresh={() => void loadSummary()}
/>
<ProvidersCard providers={summary.providers} />
<ModelsCard models={summary.models} />
</div>
) : (
<SettingsSkeleton />
)}
</div>
</section>
);
}
function CoreCard({
summary,
isLoading,
onRefresh,
}: {
summary: SettingsSummary;
isLoading: boolean;
onRefresh: () => void;
}) {
const portChanged = summary.daemon.configured_port !== summary.daemon.serving_port;
return (
<Card className="w-full">
<CardHeader>
<CardTitle>Settings</CardTitle>
<CardAction>
<Button
type="button"
variant="ghost"
size="icon-sm"
aria-label="Refresh settings"
onClick={onRefresh}
disabled={isLoading}
>
{isLoading ? (
<Spinner data-icon="inline-start" />
) : (
<RefreshCwIcon data-icon="inline-start" aria-hidden="true" />
)}
</Button>
</CardAction>
</CardHeader>
<CardContent>
<SettingList
lines={[
{
label: "Main",
value: summary.main_model,
action: <BadgeLine labels={modelRoles(summary, summary.main_model)} />,
},
{
label: "Locale",
value: summary.locale,
meta: summary.locale_label,
},
{
label: "Daemon",
value: `${summary.daemon.bind_host}:${summary.daemon.serving_port}`,
meta: portChanged ? `config :${summary.daemon.configured_port}` : undefined,
},
{
label: "Sandbox",
value: summary.sandbox.strong_filesystem,
action: (
<StatusBadge
tone={summary.sandbox.enabled ? "good" : "neutral"}
label={summary.sandbox.enabled ? "on" : "off"}
/>
),
},
{
label: "Judge",
value: summary.judge.effective_model,
action: (
<StatusBadge
tone={summary.judge.enabled ? "good" : "neutral"}
label={summary.judge.enabled ? "on" : "off"}
/>
),
},
{
label: "Telegram",
value: `${summary.telegram.poll_timeout_secs}s poll`,
action: (
<div className="flex shrink-0 items-center gap-1.5">
<StatusBadge
tone={summary.telegram.enabled ? "good" : "neutral"}
label={summary.telegram.enabled ? "on" : "off"}
/>
<CredentialBadge credential={summary.telegram.credential} />
</div>
),
},
{
label: "Config",
value: summary.config_path,
meta: formatDateTime(summary.loaded_at_ms),
mono: true,
breakAll: true,
},
]}
/>
</CardContent>
</Card>
);
}
function ProvidersCard({ providers }: { providers: SettingsProviderSummary[] }) {
return (
<Card className="w-full">
<CardHeader>
<CardTitle>Providers</CardTitle>
<CardAction>
<Badge variant="outline" className="rounded-full">
{providers.length}
</Badge>
</CardAction>
</CardHeader>
<CardContent>
{providers.length ? (
<div className="divide-y divide-border/60">
{providers.map((provider) => (
<ProviderLine key={provider.name} provider={provider} />
))}
</div>
) : (
<EmptyState>No providers</EmptyState>
)}
</CardContent>
</Card>
);
}
function ProviderLine({ provider }: { provider: SettingsProviderSummary }) {
const endpoint = provider.base_url ?? provider.auth_file;
return (
<SettingLineRow
line={{
label: provider.provider_type,
value: provider.name,
meta: endpoint,
action: <CredentialBadge credential={provider.credential} />,
breakAll: Boolean(endpoint),
mono: Boolean(endpoint),
}}
/>
);
}
function ModelsCard({ models }: { models: SettingsModelSummary[] }) {
return (
<Card className="w-full sm:col-span-2 xl:col-span-1">
<CardHeader>
<CardTitle>Models</CardTitle>
<CardAction>
<Badge variant="outline" className="rounded-full">
{models.length}
</Badge>
</CardAction>
</CardHeader>
<CardContent>
{models.length ? (
<div className="divide-y divide-border/60">
{models.map((model) => (
<ModelLine key={model.name} model={model} />
))}
</div>
) : (
<EmptyState>No models</EmptyState>
)}
</CardContent>
</Card>
);
}
function ModelLine({ model }: { model: SettingsModelSummary }) {
return (
<SettingLineRow
line={{
label: model.provider,
value: model.name,
meta: (
<>
<span className="font-mono">{model.model_id}</span>
<span aria-hidden="true"> · </span>
<span>{modelFootprint(model)}</span>
</>
),
action: <BadgeLine labels={modelRolesFromFlags(model)} />,
}}
/>
);
}
function SettingList({ lines }: { lines: SettingLine[] }) {
return (
<div className="divide-y divide-border/60">
{lines.map((line) => (
<SettingLineRow key={`${line.label}-${String(line.value)}`} line={line} />
))}
</div>
);
}
function SettingLineRow({ line }: { line: SettingLine }) {
return (
<div className="flex min-w-0 items-start justify-between gap-3 py-3 first:pt-0 last:pb-0">
<div className="flex min-w-0 flex-col gap-1">
<div className="text-xs uppercase tracking-wide text-muted-foreground">
{line.label}
</div>
<div
className={cn(
"truncate text-sm font-medium",
line.mono && "font-mono text-xs",
line.breakAll && "whitespace-normal break-all",
)}
>
{line.value}
</div>
{line.meta ? (
<div
className={cn(
"truncate text-xs text-muted-foreground",
line.mono && "font-mono",
line.breakAll && "whitespace-normal break-all",
)}
>
{line.meta}
</div>
) : null}
</div>
{line.action ? <div className="shrink-0">{line.action}</div> : null}
</div>
);
}
function BadgeLine({ labels }: { labels: string[] }) {
if (!labels.length) {
return null;
}
return (
<div className="flex flex-wrap justify-end gap-1.5">
{labels.map((label) => (
<Badge key={label} variant="outline" className="rounded-full">
{label}
</Badge>
))}
</div>
);
}
function StatusBadge({ tone, label }: { tone: Tone; label: string }) {
return (
<Badge variant={toneBadgeVariant(tone)} className="rounded-full">
{label}
</Badge>
);
}
function CredentialBadge({
credential,
}: {
credential: SettingsCredentialSummary;
}) {
return (
<StatusBadge
tone={credentialTone(credential.status)}
label={credentialStatusLabel(credential.status)}
/>
);
}
function EmptyState({ children }: { children: ReactNode }) {
return (
<Empty className="border-0 py-6">
<EmptyHeader>
<EmptyTitle>{children}</EmptyTitle>
<EmptyDescription>Nothing is configured for this section.</EmptyDescription>
</EmptyHeader>
</Empty>
);
}
function SettingsSkeleton() {
return (
<div className="grid w-full grid-cols-1 items-start gap-4 sm:grid-cols-2 xl:grid-cols-3">
{Array.from({ length: 3 }, (_, index) => (
<Card key={index} className="w-full">
<CardHeader>
<Skeleton className="h-5 w-24" />
</CardHeader>
<CardContent className="grid gap-4">
{Array.from({ length: 6 }, (_, rowIndex) => (
<div key={rowIndex} className="flex flex-col gap-2">
<Skeleton className="h-3 w-16" />
<Skeleton className="h-4 w-3/4" />
</div>
))}
</CardContent>
</Card>
))}
</div>
);
}
function modelRoles(summary: SettingsSummary, modelName: string) {
return [
summary.main_model === modelName ? "main" : null,
summary.judge_model === modelName ? "judge" : null,
].filter((role): role is string => Boolean(role));
}
function modelRolesFromFlags(model: SettingsModelSummary) {
return [
model.is_main ? "main" : null,
model.is_judge ? "judge" : null,
].filter((role): role is string => Boolean(role));
}
function modelFootprint(model: SettingsModelSummary) {
const context = `${formatNumber(model.context_window_tokens)} ctx`;
const reserve = `${formatNumber(model.reserved_output_tokens)} reserve`;
const output = `${formatNumber(model.max_completion_tokens)} out`;
const timeout = `${model.request_timeout_secs}s`;
return `${context} · ${reserve} · ${output} · ${timeout}`;
}
function credentialTone(status: SettingsCredentialStatus): Tone {
switch (status) {
case "configured":
case "env_configured":
case "oauth_file":
return "good";
case "env_missing":
case "missing":
case "placeholder":
return "warn";
default:
return "neutral";
}
}
function credentialStatusLabel(status: SettingsCredentialStatus) {
switch (status) {
case "configured":
return "set";
case "env_configured":
return "env";
case "env_missing":
return "missing env";
case "missing":
return "missing";
case "placeholder":
return "placeholder";
case "oauth_file":
return "oauth";
default:
return status;
}
}
function toneBadgeVariant(
tone: Tone,
): "default" | "secondary" | "destructive" | "outline" | "ghost" {
switch (tone) {
case "good":
return "secondary";
case "warn":
return "destructive";
default:
return "outline";
}
}
function formatDateTime(value: number) {
return new Intl.DateTimeFormat(undefined, {
month: "short",
day: "numeric",
hour: "2-digit",
minute: "2-digit",
}).format(new Date(value));
}
function formatNumber(value: number) {
return NUMBER_FORMATTER.format(value);
}