30 lines
3.9 KiB
TypeScript
30 lines
3.9 KiB
TypeScript
import type { Metadata } from "next";
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import { notFound, redirect } from "next/navigation";
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import { db } from "@/lib/db";
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import { getSession } from "@/lib/auth";
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import { Attachments } from "@/app/components/attachments";
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import { Markdown } from "@/app/components/markdown";
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export const dynamic = "force-dynamic";
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export async function generateMetadata({ params }: { params: Promise<{ id: string }> }): Promise<Metadata> {
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const { id: rawId } = await params; const post = db.prepare("SELECT p.content,p.hidden,p.visibility,u.username,s.name FROM posts p JOIN users u ON u.id=p.author_id LEFT JOIN sources s ON s.id=p.source_id WHERE p.id=?").get(Number(rawId)) as { content: string; hidden: number; visibility: string; username: string; name: string | null } | undefined;
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if (!post || post.hidden || post.visibility !== "PUBLIC") return { title: "找不到貼文" };
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const description = post.content.replace(/\s+/g, " ").slice(0, 160);
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return { title: `@${post.username} 的貼文｜Mebbling`, description, openGraph: { title: `@${post.username}${post.name ? ` · ${post.name}` : ""}｜Mebbling`, description, type: "article" } };
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}
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export default async function PostPage({ params }: { params: Promise<{ id: string }> }) {
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const { id: rawId } = await params; const id = Number(rawId);
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const post = db.prepare("SELECT p.*,u.username,s.name,s.base_url AS source_base_url FROM posts p JOIN users u ON u.id=p.author_id LEFT JOIN sources s ON s.id=p.source_id WHERE p.id=?").get(id) as any;
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if (!post || post.hidden) notFound(); const user = await getSession(); if (post.visibility !== "PUBLIC" && post.author_id !== user?.id) redirect("/");
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if (user && post.visibility === "PUBLIC") db.prepare("INSERT INTO reading_history(user_id,post_id) VALUES(?,?) ON CONFLICT(user_id,post_id) DO UPDATE SET last_read_at=CURRENT_TIMESTAMP").run(user.id, id);
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const bookmark = user ? db.prepare("SELECT kind FROM bookmarks WHERE user_id=? AND post_id=?").get(user.id, id) as { kind: string } | undefined : undefined;
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const comments = db.prepare("SELECT c.*,u.username FROM comments c JOIN users u ON u.id=c.author_id WHERE c.post_id=? AND c.hidden=0 ORDER BY c.created_at").all(id) as any[];
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const reactions = db.prepare("SELECT emoji,count(*) count FROM reactions WHERE post_id=? GROUP BY emoji").all(id) as any[];
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return <article><p className="meta">@{post.username} · {post.name || "Hub"} · {new Date(post.created_at).toLocaleString("zh-TW")}</p><section className="card"><Markdown content={post.content} /></section><Attachments json={post.attachments_json} sourceBaseUrl={post.source_base_url} />
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<section className="row">{reactions.map((reaction: any) => <span className="tag" key={reaction.emoji}>{reaction.emoji} {reaction.count}</span>)}{user && <><form action="/api/bookmarks" method="post"><input type="hidden" name="postId" value={id} /><input type="hidden" name="kind" value="saved" /><button>{bookmark?.kind === "saved" ? "取消收藏" : "收藏"}</button></form><form action="/api/bookmarks" method="post"><input type="hidden" name="postId" value={id} /><input type="hidden" name="kind" value="later" /><button>{bookmark?.kind === "later" ? "取消稍後閱讀" : "稍後閱讀"}</button></form></>}{user && ["👍", "❤️", "🎉", "🤔"].map((emoji) => <form action="/api/reactions" method="post" key={emoji}><input type="hidden" name="postId" value={id} /><input type="hidden" name="emoji" value={emoji} /><button>{emoji}</button></form>)}</section>
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<section><h2>留言</h2>{user ? <form action="/api/comments" method="post"><input type="hidden" name="postId" value={id} /><textarea name="content" required placeholder="在 Hub 留下留言" /><button>送出留言</button></form> : <p>請先登入以留言或表情回應。</p>}{comments.map((comment) => <div className="card" key={comment.id}><strong>@{comment.username}</strong><p>{comment.content}</p><span className="meta">{new Date(comment.created_at).toLocaleString("zh-TW")}</span></div>)}</section>
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</article>;
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}
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