Initial English PK app

app/api/words/route.ts

@@ -0,0 +1,46 @@
+import { NextRequest, NextResponse } from "next/server";
+import { createWord, listWords, type Grade } from "@/lib/db";
+
+export const runtime = "nodejs";
+export const dynamic = "force-dynamic";
+
+export async function GET(request: NextRequest) {
+  const searchParams = request.nextUrl.searchParams;
+  const grade = searchParams.get("grade") ?? undefined;
+  const classTypeId = Number(searchParams.get("classTypeId"));
+  const enabledOnly = searchParams.get("enabledOnly") === "true";
+
+  const words = listWords({
+    grade,
+    classTypeId: Number.isFinite(classTypeId) && classTypeId > 0 ? classTypeId : undefined,
+    enabledOnly,
+  });
+
+  return NextResponse.json({ words });
+}
+
+export async function POST(request: NextRequest) {
+  try {
+    const body = await request.json();
+    const word = createWord({
+      grade: body.grade as Grade,
+      classTypeId: Number(body.classTypeId),
+      english: String(body.english ?? ""),
+      chinese: String(body.chinese ?? ""),
+      image: String(body.image ?? ""),
+      audio: String(body.audio ?? ""),
+      enabled: Boolean(body.enabled),
+    });
+
+    return NextResponse.json({ word }, { status: 201 });
+  } catch (error) {
+    return NextResponse.json({ message: getErrorMessage(error) }, { status: 400 });
+  }
+}
+
+function getErrorMessage(error: unknown) {
+  const message = error instanceof Error ? error.message : "操作失败";
+  if (message.includes("UNIQUE")) return "相同年级、班级类型和英语题库已存在";
+  if (message.includes("FOREIGN KEY")) return "班级类型不存在";
+  return message;
+}