import { NextRequest, NextResponse } from "next/server";
import { getPost, updatePost } from "@/lib/posts";
import { moveToRecycle } from "@/lib/recycle";

export async function GET(
  request: NextRequest,
  { params }: { params: Promise<{ slug: string }> }
) {
  try {
    const { slug } = await params;
    const post = getPost(slug);
    if (!post) {
      return NextResponse.json({ error: "Post not found" }, { status: 404 });
    }
    return NextResponse.json(post);
  } catch (error: unknown) {
    return NextResponse.json(
      { error: error instanceof Error ? error.message : "Unknown error" },
      { status: 500 }
    );
  }
}

export async function PUT(
  request: NextRequest,
  { params }: { params: Promise<{ slug: string }> }
) {
  try {
    const { slug } = await params;
    const body = await request.json();
    const { frontMatter, content } = body;

    const result = updatePost(slug, frontMatter || {}, content);
    if (!result.success) {
      return NextResponse.json({ error: "Post not found" }, { status: 404 });
    }
    return NextResponse.json({ success: true, dirPath: result.dirPath });
  } catch (error: unknown) {
    return NextResponse.json(
      { error: error instanceof Error ? error.message : "Unknown error" },
      { status: 500 }
    );
  }
}

export async function DELETE(
  request: NextRequest,
  { params }: { params: Promise<{ slug: string }> }
) {
  try {
    const { slug } = await params;
    const post = getPost(slug);
    if (!post) {
      return NextResponse.json({ error: "Post not found" }, { status: 404 });
    }

    moveToRecycle(slug, post.dirPath, post.frontMatter.title);
    return NextResponse.json({ success: true });
  } catch (error: unknown) {
    return NextResponse.json(
      { error: error instanceof Error ? error.message : "Unknown error" },
      { status: 500 }
    );
  }
}