admin
68 lines
2.9 KiB
TypeScript
68 lines
2.9 KiB
TypeScript
import { NextRequest, NextResponse } from "next/server";
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import path from "node:path";
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import fs from "node:fs/promises";
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import crypto from "node:crypto";
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import { revalidatePath } from "next/cache";
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import { rawDb } from "@/lib/db/client";
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import { safeJoin } from "@/lib/safePath";
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import { assertLocalRequest } from "@/lib/api/localOnly";
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export const runtime = "nodejs";
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export const dynamic = "force-dynamic";
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const COVER_ROOT = path.join(process.cwd(), "data", "category-covers");
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const ALLOWED_EXT = new Set([".jpg", ".jpeg", ".png", ".webp"]);
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const SLOT_COLS: Record<string, { path: string; zoom: string; ox: string; oy: string }> = {
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portrait: { path: "cover_portrait_path", zoom: "cover_portrait_zoom", ox: "cover_portrait_offset_x", oy: "cover_portrait_offset_y" },
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landscape: { path: "cover_landscape_path", zoom: "cover_landscape_zoom", ox: "cover_landscape_offset_x", oy: "cover_landscape_offset_y" },
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};
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export async function POST(req: NextRequest, ctx: { params: Promise<{ id: string }> }) {
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const blocked = assertLocalRequest(req);
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if (blocked) return blocked;
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const { id } = await ctx.params;
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const numId = Number(id);
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if (!Number.isFinite(numId)) return NextResponse.json({ error: "bad id" }, { status: 400 });
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const url = new URL(req.url);
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const slot = (url.searchParams.get("slot") ?? "portrait") as keyof typeof SLOT_COLS;
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const cols = SLOT_COLS[slot];
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if (!cols) return NextResponse.json({ error: "bad slot" }, { status: 400 });
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const cat = rawDb.prepare(`SELECT id, slug, ${cols.path} AS prevPath FROM tag_categories WHERE id = ?`).get(numId) as
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| { id: number; slug: string; prevPath: string | null }
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| undefined;
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if (!cat) return NextResponse.json({ error: "category not found" }, { status: 404 });
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const form = await req.formData();
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const file = form.get("file");
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if (!(file instanceof File)) return NextResponse.json({ error: "missing file" }, { status: 400 });
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const ext = path.extname(file.name).toLowerCase();
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if (!ALLOWED_EXT.has(ext)) return NextResponse.json({ error: "unsupported format" }, { status: 415 });
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const buf = Buffer.from(await file.arrayBuffer());
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const sha = crypto.createHash("sha256").update(buf).digest("hex").slice(0, 16);
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const filename = `${cat.id}-${slot}-${sha}${ext}`;
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await fs.mkdir(COVER_ROOT, { recursive: true });
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await fs.writeFile(path.join(COVER_ROOT, filename), buf);
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// Replace any previous file in this slot, unless the bytes happened to
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// hash to the same name (in which case we just kept it).
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if (cat.prevPath && cat.prevPath !== filename) {
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const prevAbs = safeJoin(COVER_ROOT, cat.prevPath);
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if (prevAbs) await fs.rm(prevAbs, { force: true }).catch(() => {});
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}
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rawDb.prepare(`
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UPDATE tag_categories
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SET ${cols.path} = ?, ${cols.zoom} = 1, ${cols.ox} = 0, ${cols.oy} = 0
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WHERE id = ?
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`).run(filename, cat.id);
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revalidatePath("/category");
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revalidatePath(`/category/${cat.slug}`);
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return NextResponse.json({ coverPath: filename });
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}
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