85 lines
2.4 KiB
TypeScript
85 lines
2.4 KiB
TypeScript
"use client";
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import { useState } from "react";
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import { useRouter } from "next/navigation";
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import { CornerDownLeftIcon } from "lucide-react";
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import { GraphView } from "@/components/graph-view";
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import { SidebarToggle } from "@/components/sidebar";
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/**
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* Home — the knowledge graph is the main view (placeholder until the graph
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* pipeline lands), with the new-session blob docked below it. Sessions live
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* in the toggleable sidebar.
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*/
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export function Home() {
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const router = useRouter();
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const [topic, setTopic] = useState("");
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const [busy, setBusy] = useState(false);
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const start = async () => {
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const t = topic.trim();
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if (!t || busy) return;
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setBusy(true);
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try {
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const res = await fetch("/api/chats", {
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method: "POST",
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headers: { "Content-Type": "application/json" },
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body: JSON.stringify({ title: t }),
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});
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const { id } = (await res.json()) as { id: string };
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router.push(`/chat/${id}?prompt=${encodeURIComponent(t)}`);
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} catch {
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setBusy(false);
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}
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};
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return (
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<div className="flex h-dvh flex-col">
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<header className="flex items-center gap-2 px-3 py-2">
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<SidebarToggle />
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</header>
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{/* Graph — the main view (W4: sigma.js render of the derived graph). */}
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<main className="min-h-0 flex-1 px-4 py-2">
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<GraphView />
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</main>
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{/* New session — same floating blob as the chat composer. */}
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<div className="pb-4">
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<div className="mx-auto w-full max-w-3xl px-4">
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<form
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className="flex items-end gap-1.5 rounded-2xl border bg-card p-1.5 shadow-lg"
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onSubmit={(e) => {
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e.preventDefault();
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void start();
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}}
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>
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<textarea
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value={topic}
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onChange={(e) => setTopic(e.target.value)}
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onKeyDown={(e) => {
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if (e.key === "Enter" && !e.shiftKey) {
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e.preventDefault();
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void start();
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}
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}}
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placeholder="What do you want to learn?"
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autoFocus
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rows={1}
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className="field-sizing-content max-h-48 min-h-10 flex-1 resize-none bg-transparent px-2.5 py-2 text-sm outline-none placeholder:text-muted-foreground"
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/>
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<button
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type="submit"
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aria-label="Start session"
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disabled={!topic.trim() || busy}
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className="flex size-10 shrink-0 items-center justify-center rounded-[10px] bg-primary text-primary-foreground transition-colors hover:opacity-90 disabled:opacity-40"
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>
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<CornerDownLeftIcon className="size-5" />
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</button>
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</form>
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</div>
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</div>
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</div>
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);
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}
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