学习闭环增强:错题本+每周能力检测+学习概览日历+模板日历+课程管理

- 错题本:所有检测错题自动入库,带详细讲解,可标记掌握,孩子端可查
- 每周能力检测:从已学知识点确定性组卷10题,计分记录,达标关联当日
  英语打卡,错题进错题本,家长可见成绩
- 家长"今日概览"改"学习概览",月日历展示每日打卡/语法点亮/周检测
- 任务模板改日历展示,灵活添加:某一天/每周X/本周/日期区间批量,可删
- 家长中心新增"课程管理"栏目(语法课程编辑+周测成绩),设备管理弱化为
  栏目内二级区块

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

src/app/weekly/actions.ts

@@ -0,0 +1,76 @@
+"use server";
+
+import { revalidatePath } from "next/cache";
+import { and, eq, sql } from "drizzle-orm";
+import { getSessionUser } from "@/lib/auth";
+import { gradeAnswers, type AnswerValue } from "@/lib/grammar";
+import { buildWeeklyQuestions, currentWeekKey, getWeeklyRecord } from "@/lib/weekly";
+import { recordWrong } from "@/lib/wrongbook";
+import { db } from "@/db";
+import { taskInstances, weeklyTest } from "@/db/schema";
+import { todayStr } from "@/lib/dates";
+
+export type WeeklyResult =
+  | { score: number; passed: boolean; correct: number; total: number; detail: boolean[] }
+  | { error: string };
+
+// 提交每周能力检测:判分、记录、错题入库、达标关联当日英语打卡
+export async function takeWeekly(answers: AnswerValue[]): Promise<WeeklyResult> {
+  const user = await getSessionUser();
+  if (!user || user.role !== "child") return { error: "会话无效,请重新激活设备" };
+  const wk = currentWeekKey();
+  const existing = await getWeeklyRecord(user.id, wk);
+  if (existing) return { error: "本周已完成检测,下周再来。" };
+
+  const questions = await buildWeeklyQuestions(user.id, wk);
+  if (questions.length === 0) return { error: "暂无可组卷的题目,先学几课吧。" };
+
+  const g = gradeAnswers(questions, answers);
+  questions.forEach((q, i) => {
+    if (!g.detail[i]) void recordWrong(user.id, "weekly", wk, `每周检测 ${wk}`, q, answers[i]);
+  });
+
+  await db
+    .insert(weeklyTest)
+    .values({
+      childUserId: user.id,
+      weekKey: wk,
+      score: g.score,
+      correct: g.correct,
+      total: g.total,
+      passed: g.passed,
+      questions: JSON.stringify(questions),
+    })
+    .onDuplicateKeyUpdate({ set: { score: g.score, correct: g.correct, total: g.total, passed: g.passed } });
+
+  // 达标关联当日英语打卡
+  if (g.passed) {
+    const today = todayStr();
+    const title = `英语周检测 · ${wk}`;
+    const [ex] = await db
+      .select({ id: taskInstances.id, status: taskInstances.status })
+      .from(taskInstances)
+      .where(and(eq(taskInstances.childUserId, user.id), eq(taskInstances.date, today), eq(taskInstances.title, title)))
+      .limit(1);
+    if (ex) {
+      if (ex.status !== "done")
+        await db.update(taskInstances).set({ status: "done", doneAt: sql`CURRENT_TIMESTAMP` }).where(eq(taskInstances.id, ex.id));
+    } else {
+      await db.insert(taskInstances).values({
+        childUserId: user.id,
+        date: today,
+        title,
+        subject: "english",
+        status: "done",
+        doneAt: new Date(),
+        sortOrder: 98,
+      });
+    }
+  }
+
+  revalidatePath("/weekly");
+  revalidatePath("/kid");
+  revalidatePath("/parent");
+  revalidatePath("/wrongbook");
+  return g;
+}