77 lines
2.5 KiB
TypeScript
77 lines
2.5 KiB
TypeScript
import { NextRequest, NextResponse } from "next/server";
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import { prisma } from "@/lib/prisma";
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import type { FeedItem, FeedResponse } from "@/app/types/feed";
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import { getFileUrl } from "@/lib/minio";
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// Contract
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// Inputs: search params { before?: ISOString, limit?: number }
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// Output: { items: FeedItem[], nextCursor: ISOString | null }
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export async function GET(req: NextRequest) {
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const { searchParams } = new URL(req.url);
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const limitParam = searchParams.get("limit");
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const beforeParam = searchParams.get("before");
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const limit = Math.min(Math.max(Number(limitParam ?? "24"), 1), 60); // 1..60
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const before = beforeParam ? new Date(beforeParam) : null;
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// fetch chunk from both tables
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const [videos, posts] = await Promise.all([
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prisma.video.findMany({
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where: before ? { created_at: { lt: before } } : undefined,
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orderBy: { created_at: "desc" },
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take: limit,
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include: { author: true },
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}),
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prisma.imagePost.findMany({
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where: before ? { created_at: { lt: before } } : undefined,
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orderBy: { created_at: "desc" },
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take: limit,
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include: { author: true, images: { orderBy: { order: "asc" }, take: 1 } },
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}),
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]);
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const merged: FeedItem[] = [
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...videos.map((v) => ({
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type: "video" as const,
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aweme_id: v.aweme_id,
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created_at: v.created_at,
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desc: v.desc,
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video_url: getFileUrl(v.video_url),
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cover_url: getFileUrl(v.cover_url ?? "default_cover.png"),
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width: v.width ?? null,
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height: v.height ?? null,
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author: {
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nickname: v.author.nickname,
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avatar_url: getFileUrl(v.author.avatar_url ?? ""),
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sec_uid: v.author.sec_uid,
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},
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likes: Number(v.digg_count),
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})),
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...posts.map((p) => ({
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type: "image" as const,
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aweme_id: p.aweme_id,
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created_at: p.created_at,
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desc: p.desc,
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cover_url: getFileUrl(p.images?.[0]?.url ?? null),
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width: p.images?.[0]?.width ?? null,
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height: p.images?.[0]?.height ?? null,
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author: {
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nickname: p.author.nickname,
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avatar_url: getFileUrl(p.author.avatar_url ?? ""),
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sec_uid: p.author.sec_uid,
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},
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likes: Number(p.digg_count),
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})),
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]
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.sort((a, b) => +new Date(b.created_at) - +new Date(a.created_at))
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.slice(0, limit);
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const nextCursor =
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merged.length > 0
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? new Date(merged[merged.length - 1].created_at as any).toISOString()
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: null;
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const payload: FeedResponse = { items: merged, nextCursor };
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return NextResponse.json(payload);
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}
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