Add file attachments to questions (new question form + admin reply)

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src/app/(student)/questions/new/page.tsx

@@ -1,15 +1,56 @@
 "use client";
 
-import { useState } from "react";
+import { useState, useRef } from "react";
 import { useRouter } from "next/navigation";
 import Link from "next/link";
 
+interface FileAttachment {
+  name: string;
+  url: string;
+  size: number;
+}
+
+function formatFileSize(bytes: number) {
+  if (bytes < 1024) return `${bytes} Б`;
+  if (bytes < 1024 * 1024) return `${Math.round(bytes / 1024)} КБ`;
+  return `${(bytes / 1024 / 1024).toFixed(1)} МБ`;
+}
+
 export default function NewQuestionPage() {
   const router = useRouter();
   const [title, setTitle] = useState("");
   const [text, setText] = useState("");
+  const [files, setFiles] = useState<FileAttachment[]>([]);
+  const [uploading, setUploading] = useState(false);
   const [loading, setLoading] = useState(false);
   const [error, setError] = useState("");
+  const fileInputRef = useRef<HTMLInputElement>(null);
+
+  async function handleFileSelect(e: React.ChangeEvent<HTMLInputElement>) {
+    const selected = Array.from(e.target.files ?? []);
+    if (!selected.length) return;
+    setUploading(true);
+    setError("");
+    try {
+      const uploaded: FileAttachment[] = [];
+      for (const f of selected) {
+        const form = new FormData();
+        form.append("file", f);
+        const res = await fetch("/api/student/question-upload", { method: "POST", body: form });
+        if (!res.ok) {
+          const d = await res.json();
+          throw new Error(d.error ?? "Ошибка загрузки файла");
+        }
+        uploaded.push(await res.json());
+      }
+      setFiles((prev) => [...prev, ...uploaded]);
+    } catch (err) {
+      setError(err instanceof Error ? err.message : "Ошибка загрузки");
+    } finally {
+      setUploading(false);
+      if (fileInputRef.current) fileInputRef.current.value = "";
+    }
+  }
 
   async function handleSubmit(e: React.FormEvent) {
     e.preventDefault();
@@ -21,7 +62,7 @@ export default function NewQuestionPage() {
       const res = await fetch("/api/questions", {
         method: "POST",
         headers: { "Content-Type": "application/json" },
-        body: JSON.stringify({ title, text }),
+        body: JSON.stringify({ title, text, files }),
       });
       if (!res.ok) {
         const data = await res.json();
@@ -37,8 +78,8 @@ export default function NewQuestionPage() {
   }
 
   return (
-    <div className="max-w-xl mx-auto px-4 py-8">
+    <div className="max-w-2xl mx-auto px-6 py-10">
-      <div className="flex items-center gap-3 mb-6">
+      <div className="mb-8">
         <Link
           href="/questions"
           className="text-sm"
@@ -48,14 +89,17 @@ export default function NewQuestionPage() {
         </Link>
       </div>
 
-      <h1 className="text-xl font-bold mb-6" style={{ color: "var(--foreground)" }}>
+      <h1 className="text-2xl font-bold mb-2" style={{ color: "var(--foreground)" }}>
         Новый вопрос
       </h1>
+      <p className="text-sm mb-8" style={{ color: "var(--muted-foreground)" }}>
+        Опишите свой вопрос подробно — куратор ответит в ближайшее время.
+      </p>
 
-      <form onSubmit={handleSubmit} className="flex flex-col gap-4">
+      <form onSubmit={handleSubmit} className="flex flex-col gap-6">
         <div>
           <label
-            className="block text-sm font-bold mb-1"
+            className="block text-sm font-bold mb-2"
             style={{ color: "var(--foreground)" }}
           >
             Тема вопроса
@@ -66,18 +110,21 @@ export default function NewQuestionPage() {
             onChange={(e) => setTitle(e.target.value)}
             placeholder="Кратко опишите суть вопроса"
             required
-            className="w-full text-sm px-3 py-2 outline-none"
+            className="w-full text-sm px-4 py-3 outline-none"
             style={{
               border: "2px solid var(--border)",
               background: "var(--color-surface)",
               color: "var(--foreground)",
             }}
           />
+          <p className="text-xs mt-1.5" style={{ color: "var(--muted-foreground)" }}>
+            Например: «Не получается настроить плагин» или «Вопрос по уроку 3»
+          </p>
         </div>
 
         <div>
           <label
-            className="block text-sm font-bold mb-1"
+            className="block text-sm font-bold mb-2"
             style={{ color: "var(--foreground)" }}
           >
             Описание
@@ -85,37 +132,88 @@ export default function NewQuestionPage() {
           <textarea
             value={text}
             onChange={(e) => setText(e.target.value)}
-            placeholder="Подробно опишите вопрос или проблему"
+            placeholder="Подробно опишите вопрос или проблему. Что именно не получается? Что уже пробовали? Прикрепите скриншот или ссылку, если нужно."
             required
-            rows={6}
+            rows={10}
-            className="w-full text-sm px-3 py-2 outline-none resize-none"
+            className="w-full text-sm px-4 py-3 outline-none resize-y"
             style={{
               border: "2px solid var(--border)",
               background: "var(--color-surface)",
               color: "var(--foreground)",
+              minHeight: "200px",
             }}
           />
         </div>
 
+        {/* File attachments */}
+        <div>
+          <input
+            ref={fileInputRef}
+            type="file"
+            multiple
+            accept=".jpg,.jpeg,.png,.pdf,.md,.txt"
+            className="hidden"
+            onChange={handleFileSelect}
+          />
+          {files.length > 0 && (
+            <div className="flex flex-wrap gap-2 mb-3">
+              {files.map((f, i) => (
+                <div
+                  key={f.url}
+                  className="flex items-center gap-1.5 text-xs px-2.5 py-1.5"
+                  style={{ background: "var(--color-surface)", border: "1px solid var(--border)" }}
+                >
+                  📎 <span>{f.name}</span>
+                  <span style={{ color: "#999" }}>· {formatFileSize(f.size)}</span>
+                  <button
+                    type="button"
+                    onClick={() => setFiles((prev) => prev.filter((_, j) => j !== i))}
+                    className="ml-1"
+                    style={{ color: "var(--muted-foreground)" }}
+                  >
+                    ×
+                  </button>
+                </div>
+              ))}
+            </div>
+          )}
+          <div className="flex items-center gap-3">
+            <button
+              type="button"
+              onClick={() => fileInputRef.current?.click()}
+              disabled={uploading}
+              className="text-xs px-3 py-2"
+              style={{ background: "var(--color-surface)", border: "1px solid var(--border)" }}
+            >
+              {uploading ? "Загрузка..." : "📎 Прикрепить файл"}
+            </button>
+            <span className="text-xs" style={{ color: "#999" }}>
+              jpg, png, pdf, md · до 10 МБ
+            </span>
+          </div>
+        </div>
+
         {error && (
           <p className="text-sm" style={{ color: "var(--destructive)" }}>
             {error}
           </p>
         )}
 
+        <div className="flex justify-end">
           <button
             type="submit"
-          disabled={loading || !title.trim() || !text.trim()}
+            disabled={loading || uploading || !title.trim() || !text.trim()}
-          className="self-end text-sm font-bold px-6 py-2"
+            className="text-sm font-bold px-8 py-3"
             style={{
               background: "var(--foreground)",
               color: "var(--background)",
               border: "none",
-            opacity: loading ? 0.6 : 1,
+              opacity: loading || uploading || !title.trim() || !text.trim() ? 0.5 : 1,
             }}
           >
             {loading ? "Отправка..." : "Отправить →"}
           </button>
+        </div>
       </form>
     </div>
   );

src/app/admin/comments/delete-action.ts

@@ -0,0 +1,19 @@
+"use server";
+
+import { headers } from "next/headers";
+import { auth } from "@/lib/auth";
+import { prisma } from "@/lib/prisma";
+import { revalidatePath } from "next/cache";
+
+export async function deleteComment(commentId: string): Promise<{ ok: boolean }> {
+  const session = await auth.api.getSession({ headers: await headers() });
+  if (!session || session.user.role !== "admin") throw new Error("Нет доступа");
+
+  await prisma.lessonComment.update({
+    where: { id: commentId },
+    data: { deleted: true },
+  });
+
+  revalidatePath("/admin/comments");
+  return { ok: true };
+}

src/app/admin/comments/page.tsx

@@ -2,6 +2,9 @@ import { prisma } from "@/lib/prisma";
 import Link from "next/link";
 import { Suspense } from "react";
 import { CommentsTable } from "@/components/admin/comments-table";
+import { auth } from "@/lib/auth";
+import { headers } from "next/headers";
+import { redirect } from "next/navigation";
 
 export const metadata = { title: "Комментарии" };
 
@@ -12,6 +15,9 @@ interface Props {
 }
 
 export default async function AdminCommentsPage({ searchParams }: Props) {
+  const session = await auth.api.getSession({ headers: await headers() });
+  if (!session || session.user.role !== "admin") redirect("/dashboard");
+
   const { page = "1", search = "" } = await searchParams;
   const currentPage = Math.max(1, parseInt(page) || 1);
   const skip = (currentPage - 1) * PAGE_SIZE;
@@ -106,7 +112,7 @@ export default async function AdminCommentsPage({ searchParams }: Props) {
           {currentPage < totalPages && (
             <Link href={pageUrl(currentPage + 1)} className="btn-aubade px-3 py-1 text-xs">→</Link>
           )}
-          <span className="ml-2 text-xs" style={{ color: "var(--muted-foreground)" }}>стр. {currentPage} из {totalPages}</span>
+          <span className="ml-2 text-xs" style={{ color: "var(--muted-foreground)" }}>Страница {currentPage} из {totalPages} · Всего: {total}</span>
         </div>
       )}
     </div>

src/app/admin/users/enroll-action.ts

@@ -0,0 +1,75 @@
+"use server";
+
+import { prisma } from "@/lib/prisma";
+import { headers } from "next/headers";
+import { auth } from "@/lib/auth";
+import { sendCourseAccessEmail } from "@/lib/email";
+import { revalidatePath } from "next/cache";
+
+async function requireAdmin() {
+  const session = await auth.api.getSession({ headers: await headers() });
+  if (!session || session.user.role !== "admin") throw new Error("Forbidden");
+  return session;
+}
+
+export async function grantCourseAccess(
+  userId: string,
+  courseId: string,
+  expiresAt: Date | null
+): Promise<{ ok: true } | { error: string }> {
+  try {
+    const session = await requireAdmin();
+
+    const [user, course] = await Promise.all([
+      prisma.user.findUnique({ where: { id: userId }, select: { email: true, name: true } }),
+      prisma.course.findUnique({ where: { id: courseId }, select: { title: true } }),
+    ]);
+
+    if (!user) return { error: "Пользователь не найден" };
+    if (!course) return { error: "Курс не найден" };
+
+    const existing = await prisma.courseEnrollment.findUnique({
+      where: { userId_courseId: { userId, courseId } },
+    });
+
+    await prisma.courseEnrollment.upsert({
+      where: { userId_courseId: { userId, courseId } },
+      update: { expiresAt },
+      create: { userId, courseId, expiresAt },
+    });
+
+    await prisma.accessLog.create({
+      data: {
+        courseId,
+        userId,
+        action: "granted",
+        method: "quick",
+        grantedById: session.user.id,
+      },
+    });
+
+    // Send email only on new enrollment (not on update)
+    if (!existing) {
+      await sendCourseAccessEmail(user.email, user.name ?? user.email, course.title).catch(
+        (e) => console.error("[enroll-action] sendCourseAccessEmail:", e)
+      );
+    }
+
+    revalidatePath("/admin/users");
+    revalidatePath(`/admin/users/${userId}`);
+
+    return { ok: true };
+  } catch (e) {
+    console.error("[enroll-action] grantCourseAccess:", e);
+    return { error: "Произошла ошибка. Попробуйте ещё раз." };
+  }
+}
+
+export async function getPublishedCourses(): Promise<{ id: string; title: string }[]> {
+  await requireAdmin();
+  return prisma.course.findMany({
+    where: { published: true },
+    select: { id: true, title: true },
+    orderBy: { title: "asc" },
+  });
+}

src/app/admin/users/page.tsx

@@ -8,11 +8,11 @@ import { UsersSearch } from "@/components/admin/users-search";
 const PAGE_SIZE = 20;
 
 interface Props {
-  searchParams: Promise<{ search?: string; role?: string; page?: string; balance?: string }>;
+  searchParams: Promise<{ search?: string; role?: string; page?: string; balance?: string; emailVerified?: string }>;
 }
 
 export default async function UsersPage({ searchParams }: Props) {
-  const { search = "", role = "", page = "1", balance = "" } = await searchParams;
+  const { search = "", role = "", page = "1", balance = "", emailVerified = "" } = await searchParams;
   const currentPage = Math.max(1, parseInt(page) || 1);
   const skip = (currentPage - 1) * PAGE_SIZE;
 
@@ -37,6 +37,8 @@ export default async function UsersPage({ searchParams }: Props) {
         }
       : {}),
     ...(role ? { role } : {}),
+    ...(emailVerified === "true" ? { emailVerified: true } : {}),
+    ...(emailVerified === "false" ? { emailVerified: false } : {}),
     ...(balanceUserIds !== null ? { id: { in: balanceUserIds } } : {}),
   };
 
@@ -78,6 +80,7 @@ export default async function UsersPage({ searchParams }: Props) {
     const params = new URLSearchParams();
     if (search) params.set("search", search);
     if (role) params.set("role", role);
+    if (emailVerified) params.set("emailVerified", emailVerified);
     if (balance) params.set("balance", balance);
     params.set("page", String(p));
     return `/admin/users?${params.toString()}`;
@@ -101,7 +104,7 @@ export default async function UsersPage({ searchParams }: Props) {
 
       {/* Filters */}
       <Suspense>
-        <UsersSearch initialSearch={search} initialRole={role} initialBalance={balance} />
+        <UsersSearch initialSearch={search} initialRole={role} initialEmailVerified={emailVerified} initialBalance={balance} />
       </Suspense>
 
       <UsersTable users={tableUsers} />
@@ -132,7 +135,7 @@ export default async function UsersPage({ searchParams }: Props) {
           {currentPage < totalPages && (
             <Link href={pageUrl(currentPage + 1)} className="btn-aubade px-3 py-1 text-xs">→</Link>
           )}
-          <span className="ml-2 text-xs" style={{ color: "var(--muted-foreground)" }}>стр. {currentPage} из {totalPages}</span>
+          <span className="ml-2 text-xs" style={{ color: "var(--muted-foreground)" }}>Страница {currentPage} из {totalPages} · Всего: {total}</span>
         </div>
       )}
     </div>

src/app/api/questions/route.ts

@@ -4,6 +4,18 @@ import { auth } from "@/lib/auth";
 import { prisma } from "@/lib/prisma";
 import { sendQuestionCreatedEmail } from "@/lib/email";
 
+interface FileAttachment {
+  name: string;
+  url: string;
+  size: number;
+}
+
+function buildS3Prefix(): string {
+  const endpoint = process.env.S3_ENDPOINT ?? "";
+  const bucket = process.env.S3_BUCKET ?? "";
+  return `${endpoint}/${bucket}/`;
+}
+
 export async function GET() {
   const session = await auth.api.getSession({ headers: await headers() });
   if (!session) return NextResponse.json({ error: "Unauthorized" }, { status: 401 });
@@ -59,16 +71,29 @@ export async function POST(req: NextRequest) {
   } catch {
     return NextResponse.json({ error: "Invalid JSON" }, { status: 400 });
   }
-  const { title, text, courseId } = body as {
+  const { title, text, courseId, files } = body as {
     title: string;
     text: string;
     courseId?: string;
+    files?: FileAttachment[];
   };
 
   if (!title?.trim() || !text?.trim()) {
     return NextResponse.json({ error: "title and text are required" }, { status: 400 });
   }
 
+  const s3Prefix = buildS3Prefix();
+  const safeFiles = files
+    ?.filter(
+      (f) =>
+        typeof f.name === "string" &&
+        typeof f.url === "string" &&
+        f.url.startsWith("https://") &&
+        f.url.startsWith(s3Prefix) &&
+        typeof f.size === "number"
+    )
+    .map((f) => ({ name: f.name.slice(0, 255), url: f.url, size: Math.max(0, f.size) }));
+
   const question = await prisma.studentQuestion.create({
     data: {
       userId: session.user.id,
@@ -78,6 +103,7 @@ export async function POST(req: NextRequest) {
         create: {
           authorId: session.user.id,
           text: text.trim(),
+          files: safeFiles?.length ? (safeFiles as object[]) : undefined,
         },
       },
     },

src/app/curator/homework/page.tsx

@@ -1,13 +1,12 @@
 import { prisma } from "@/lib/prisma";
 import Link from "next/link";
-import { HomeworkFilters } from "@/components/admin/homework-filters";
 import { Suspense } from "react";
 
 const PAGE_SIZE = 20;
 
 interface Props {
   searchParams: Promise<{
-    search?: string;
+    q?: string;
     status?: string;
     courseId?: string;
     page?: string;
@@ -15,20 +14,22 @@ interface Props {
 }
 
 export default async function HomeworkListPage({ searchParams }: Props) {
-  const { search = "", status = "", courseId = "", page = "1" } = await searchParams;
+  const sp = await searchParams;
-  const currentPage = Math.max(1, parseInt(page) || 1);
+  const q = sp.q ?? "";
+  const status = sp.status ?? "";
+  const courseId = sp.courseId ?? "";
+  const currentPage = Math.max(1, parseInt(sp.page ?? "1") || 1);
   const skip = (currentPage - 1) * PAGE_SIZE;
 
   // Build where clause
   const where = {
-    ...(search
+    ...(q
       ? {
-          user: {
           OR: [
-              { name: { contains: search, mode: "insensitive" as const } },
+            { user: { name: { contains: q, mode: "insensitive" as const } } },
-              { email: { contains: search, mode: "insensitive" as const } },
+            { user: { email: { contains: q, mode: "insensitive" as const } } },
+            { homework: { lesson: { title: { contains: q, mode: "insensitive" as const } } } },
           ],
-          },
         }
       : {}),
     ...(courseId
@@ -38,10 +39,8 @@ export default async function HomeworkListPage({ searchParams }: Props) {
           },
         }
       : {}),
-    ...(status === "pending" ? { status: "PENDING" } : {}),
+    ...(status === "pending" ? { feedbacks: { none: {} } } : {}),
-    ...(status === "reviewing" ? { status: "REVIEWING" } : {}),
+    ...(status === "reviewed" ? { feedbacks: { some: {} } } : {}),
-    ...(status === "approved" ? { status: "APPROVED" } : {}),
-    ...(status === "rejected" ? { status: "REJECTED" } : {}),
   };
 
   const [submissions, total, courses] = await Promise.all([
@@ -71,17 +70,25 @@ export default async function HomeworkListPage({ searchParams }: Props) {
 
   const totalPages = Math.ceil(total / PAGE_SIZE);
 
-  const pendingCount = submissions.filter((s) => s.status === "PENDING").length;
-
   function pageUrl(p: number) {
     const params = new URLSearchParams();
-    if (search) params.set("search", search);
+    if (q) params.set("q", q);
     if (status) params.set("status", status);
     if (courseId) params.set("courseId", courseId);
     params.set("page", String(p));
     return `/curator/homework?${params.toString()}`;
   }
 
+  const inputStyle: React.CSSProperties = {
+    border: "2px solid var(--border)",
+    background: "var(--background)",
+    outline: "none",
+    padding: "0.4rem 0.75rem",
+    fontSize: "0.8rem",
+    fontFamily: "inherit",
+    color: "var(--foreground)",
+  };
+
   return (
     <div className="p-8 max-w-3xl">
       <div className="mb-6">
@@ -92,12 +99,59 @@ export default async function HomeworkListPage({ searchParams }: Props) {
           Домашние задания
         </h1>
         <p className="text-sm mt-1" style={{ color: "var(--muted-foreground)" }}>
-          {total} {total === 1 ? "работа" : "работ"} · {pendingCount} ожидают проверки
+          {total} {total === 1 ? "работа" : "работ"}
         </p>
       </div>
 
+      {/* Filters */}
       <Suspense>
-        <HomeworkFilters courses={courses} />
+        <form method="GET" className="flex flex-wrap gap-2 mb-5">
+          <input
+            name="q"
+            defaultValue={q}
+            placeholder="Поиск по ученику или уроку"
+            style={{ ...inputStyle, width: 260 }}
+          />
+
+          <select
+            name="courseId"
+            defaultValue={courseId}
+            style={{ ...inputStyle, appearance: "none", paddingRight: "1.5rem", cursor: "pointer", maxWidth: 220 }}
+          >
+            <option value="">Все курсы</option>
+            {courses.map((c) => (
+              <option key={c.id} value={c.id}>{c.title}</option>
+            ))}
+          </select>
+
+          <select
+            name="status"
+            defaultValue={status}
+            style={{ ...inputStyle, appearance: "none", paddingRight: "1.5rem", cursor: "pointer" }}
+          >
+            <option value="">Все</option>
+            <option value="pending">Без ответа</option>
+            <option value="reviewed">С отзывом</option>
+          </select>
+
+          <button
+            type="submit"
+            className="px-3 py-1 text-xs font-medium"
+            style={{ border: "2px solid var(--foreground)", background: "var(--foreground)", color: "var(--background)", cursor: "pointer" }}
+          >
+            Найти
+          </button>
+
+          {(q || status || courseId) && (
+            <Link
+              href="/curator/homework"
+              className="px-3 py-1 text-xs"
+              style={{ border: "2px solid var(--border)", color: "var(--muted-foreground)" }}
+            >
+              Сбросить
+            </Link>
+          )}
+        </form>
       </Suspense>
 
       {submissions.length === 0 ? (
@@ -111,19 +165,16 @@ export default async function HomeworkListPage({ searchParams }: Props) {
       ) : (
         <div className="space-y-1.5">
           {submissions.map((s) => {
-            const statusMap: Record<string, { label: string; bg: string; color: string; border: string }> = {
+            const hasReview = s.feedbacks.length > 0;
-              PENDING:   { label: "Новое",           bg: "var(--foreground)",   color: "var(--background)", border: "var(--foreground)" },
+            const reviewBadge = hasReview
-              REVIEWING: { label: "На рассмотрении", bg: "oklch(0.9 0.08 80)",  color: "oklch(0.4 0.1 80)", border: "oklch(0.75 0.1 80)" },
+              ? { label: "С отзывом", bg: "oklch(0.88 0.1 145)", color: "oklch(0.35 0.15 145)" }
-              APPROVED:  { label: "Одобрено",        bg: "oklch(0.88 0.1 145)", color: "oklch(0.35 0.15 145)", border: "oklch(0.7 0.15 145)" },
+              : { label: "Без ответа", bg: "var(--foreground)", color: "var(--background)" };
-              REJECTED:  { label: "Отклонено",       bg: "oklch(0.9 0.06 27)",  color: "oklch(0.45 0.2 27)", border: "oklch(0.75 0.1 27)" },
-            };
-            const st = statusMap[s.status] ?? statusMap.PENDING;
             return (
               <Link
                 key={s.id}
                 href={`/curator/homework/${s.id}`}
                 className="flex items-center gap-4 px-4 py-3 text-sm transition-opacity hover:opacity-80"
-                style={{ border: `2px solid ${st.border}`, display: "flex" }}
+                style={{ border: "2px solid var(--border)", display: "flex" }}
               >
                 <div className="flex-1 min-w-0">
                   <p className="font-medium truncate">{s.user.name}</p>
@@ -137,9 +188,9 @@ export default async function HomeworkListPage({ searchParams }: Props) {
                 <div className="text-right shrink-0">
                   <span
                     className="text-xs px-2 py-0.5 font-medium"
-                    style={{ background: st.bg, color: st.color }}
+                    style={{ background: reviewBadge.bg, color: reviewBadge.color }}
                   >
-                    {st.label}
+                    {reviewBadge.label}
                   </span>
                   <p className="text-xs mt-1" style={{ color: "var(--muted-foreground)" }}>
                     {new Date(s.submittedAt).toLocaleDateString("ru-RU")}
@@ -186,7 +237,7 @@ export default async function HomeworkListPage({ searchParams }: Props) {
             <Link href={pageUrl(currentPage + 1)} className="btn-aubade px-3 py-1 text-xs">→</Link>
           )}
           <span className="ml-2 text-xs" style={{ color: "var(--muted-foreground)" }}>
-            стр. {currentPage} из {totalPages}
+            Страница {currentPage} из {totalPages} · Всего: {total}
           </span>
         </div>
       )}

src/components/admin/quick-enroll-modal.tsx

@@ -0,0 +1,252 @@
+"use client";
+
+import { useState, useTransition, useEffect, useRef } from "react";
+import { grantCourseAccess, getPublishedCourses } from "@/app/admin/users/enroll-action";
+
+interface Course {
+  id: string;
+  title: string;
+}
+
+interface Props {
+  userId: string;
+  userName: string;
+}
+
+export function QuickEnrollButton({ userId, userName }: Props) {
+  const [open, setOpen] = useState(false);
+  const [courses, setCourses] = useState<Course[]>([]);
+  const [loadingCourses, setLoadingCourses] = useState(false);
+  const [courseId, setCourseId] = useState("");
+  const [expiresAt, setExpiresAt] = useState("");
+  const [status, setStatus] = useState<"idle" | "success" | "error">("idle");
+  const [errorMsg, setErrorMsg] = useState("");
+  const [pending, startTransition] = useTransition();
+  const dialogRef = useRef<HTMLDivElement>(null);
+
+  // Load courses when modal opens
+  useEffect(() => {
+    if (!open) return;
+    setLoadingCourses(true);
+    getPublishedCourses()
+      .then((data) => {
+        setCourses(data);
+        if (data.length > 0) setCourseId(data[0].id);
+      })
+      .finally(() => setLoadingCourses(false));
+  }, [open]);
+
+  // Close on Escape
+  useEffect(() => {
+    if (!open) return;
+    const handler = (e: KeyboardEvent) => {
+      if (e.key === "Escape") handleClose();
+    };
+    window.addEventListener("keydown", handler);
+    return () => window.removeEventListener("keydown", handler);
+  }, [open]);
+
+  function handleOpen() {
+    setStatus("idle");
+    setErrorMsg("");
+    setExpiresAt("");
+    setCourseId("");
+    setOpen(true);
+  }
+
+  function handleClose() {
+    if (pending) return;
+    setOpen(false);
+  }
+
+  function handleSubmit() {
+    if (!courseId) return;
+    const expiry = expiresAt ? new Date(expiresAt) : null;
+    startTransition(async () => {
+      const result = await grantCourseAccess(userId, courseId, expiry);
+      if ("error" in result) {
+        setStatus("error");
+        setErrorMsg(result.error);
+      } else {
+        setStatus("success");
+        setTimeout(() => setOpen(false), 1200);
+      }
+    });
+  }
+
+  return (
+    <>
+      {/* Trigger button */}
+      <button
+        type="button"
+        onClick={handleOpen}
+        className="text-xs px-2 py-1 transition-colors"
+        style={{
+          border: "1px solid var(--border)",
+          color: "var(--foreground)",
+          background: "transparent",
+          fontWeight: 600,
+          whiteSpace: "nowrap",
+        }}
+        title={`Выдать доступ к курсу — ${userName}`}
+      >
+        + Доступ
+      </button>
+
+      {/* Modal overlay */}
+      {open && (
+        <div
+          className="fixed inset-0 z-50 flex items-center justify-center"
+          style={{ background: "rgba(50,50,50,0.45)" }}
+          onClick={(e) => {
+            if (e.target === e.currentTarget) handleClose();
+          }}
+        >
+          <div
+            ref={dialogRef}
+            className="w-full max-w-sm p-6 space-y-4"
+            style={{
+              background: "var(--background)",
+              border: "2px solid var(--foreground)",
+              boxShadow: "6px 6px 0 0 var(--foreground)",
+            }}
+          >
+            {/* Header */}
+            <div className="flex items-start justify-between gap-2">
+              <div>
+                <p
+                  className="text-xs font-bold uppercase tracking-widest"
+                  style={{ color: "var(--muted-foreground)" }}
+                >
+                  Выдать доступ
+                </p>
+                <p className="text-sm font-semibold mt-0.5" style={{ color: "var(--foreground)" }}>
+                  {userName}
+                </p>
+              </div>
+              <button
+                type="button"
+                onClick={handleClose}
+                disabled={pending}
+                className="text-xs leading-none"
+                style={{ color: "var(--muted-foreground)", fontSize: "18px", lineHeight: 1 }}
+              >
+                ×
+              </button>
+            </div>
+
+            {/* Course select */}
+            <div>
+              <label
+                className="block text-xs font-bold uppercase tracking-widest mb-1.5"
+                style={{ color: "var(--muted-foreground)" }}
+              >
+                Курс
+              </label>
+              {loadingCourses ? (
+                <p className="text-xs" style={{ color: "var(--muted-foreground)" }}>
+                  Загрузка…
+                </p>
+              ) : courses.length === 0 ? (
+                <p className="text-xs" style={{ color: "var(--muted-foreground)" }}>
+                  Нет опубликованных курсов
+                </p>
+              ) : (
+                <select
+                  value={courseId}
+                  onChange={(e) => setCourseId(e.target.value)}
+                  disabled={pending}
+                  style={{
+                    width: "100%",
+                    border: "2px solid var(--border)",
+                    background: "var(--background)",
+                    color: "var(--foreground)",
+                    padding: "0.4rem 0.5rem",
+                    fontSize: "13px",
+                    fontFamily: "inherit",
+                    outline: "none",
+                  }}
+                  onFocus={(e) => (e.currentTarget.style.borderColor = "var(--foreground)")}
+                  onBlur={(e) => (e.currentTarget.style.borderColor = "var(--border)")}
+                >
+                  {courses.map((c) => (
+                    <option key={c.id} value={c.id}>
+                      {c.title}
+                    </option>
+                  ))}
+                </select>
+              )}
+            </div>
+
+            {/* Expiry date (optional) */}
+            <div>
+              <label
+                className="block text-xs font-bold uppercase tracking-widest mb-1.5"
+                style={{ color: "var(--muted-foreground)" }}
+              >
+                Срок доступа (необязательно)
+              </label>
+              <input
+                type="date"
+                value={expiresAt}
+                onChange={(e) => setExpiresAt(e.target.value)}
+                disabled={pending}
+                min={new Date().toISOString().slice(0, 10)}
+                style={{
+                  width: "100%",
+                  border: "2px solid var(--border)",
+                  background: "var(--background)",
+                  color: expiresAt ? "var(--foreground)" : "var(--muted-foreground)",
+                  padding: "0.4rem 0.5rem",
+                  fontSize: "13px",
+                  fontFamily: "inherit",
+                  outline: "none",
+                }}
+                onFocus={(e) => (e.currentTarget.style.borderColor = "var(--foreground)")}
+                onBlur={(e) => (e.currentTarget.style.borderColor = "var(--border)")}
+              />
+              <p className="text-xs mt-1" style={{ color: "var(--muted-foreground)" }}>
+                Оставьте пустым для бессрочного доступа
+              </p>
+            </div>
+
+            {/* Error message */}
+            {status === "error" && (
+              <p className="text-xs" style={{ color: "oklch(0.577 0.245 27.325)" }}>
+                {errorMsg}
+              </p>
+            )}
+
+            {/* Success message */}
+            {status === "success" && (
+              <p className="text-xs font-semibold" style={{ color: "#3A6A3A" }}>
+                Доступ выдан
+              </p>
+            )}
+
+            {/* Actions */}
+            <div className="flex items-center gap-2 pt-1">
+              <button
+                type="button"
+                onClick={handleSubmit}
+                disabled={pending || loadingCourses || !courseId || status === "success"}
+                className="btn-aubade btn-aubade-accent text-xs px-4 py-2"
+              >
+                {pending ? "Выдаю…" : "Выдать"}
+              </button>
+              <button
+                type="button"
+                onClick={handleClose}
+                disabled={pending}
+                className="btn-aubade text-xs px-4 py-2"
+                style={{ color: "var(--muted-foreground)" }}
+              >
+                Отмена
+              </button>
+            </div>
+          </div>
+        </div>
+      )}
+    </>
+  );
+}

src/components/admin/users-search.tsx

@@ -16,20 +16,23 @@ const inputStyle: React.CSSProperties = {
 export function UsersSearch({
   initialSearch,
   initialRole,
+  initialEmailVerified,
   initialBalance,
 }: {
   initialSearch: string;
   initialRole: string;
+  initialEmailVerified: string;
   initialBalance: string;
 }) {
   const router = useRouter();
   const pathname = usePathname();
   const [, startTransition] = useTransition();
 
-  function update(search: string, role: string, balance: string) {
+  function update(search: string, role: string, emailVerified: string, balance: string) {
     const params = new URLSearchParams();
     if (search) params.set("search", search);
     if (role) params.set("role", role);
+    if (emailVerified) params.set("emailVerified", emailVerified);
     if (balance) params.set("balance", balance);
     startTransition(() => router.push(`${pathname}?${params.toString()}`));
   }
@@ -45,7 +48,7 @@ export function UsersSearch({
           onFocus={(e) => (e.currentTarget.style.borderColor = "var(--foreground)")}
           onBlur={(e) => {
             e.currentTarget.style.borderColor = "var(--border)";
-            update(e.currentTarget.value.trim(), initialRole, initialBalance);
+            update(e.currentTarget.value.trim(), initialRole, initialEmailVerified, initialBalance);
           }}
           onKeyDown={(e) => { if (e.key === "Enter") e.currentTarget.blur(); }}
         />
@@ -53,7 +56,7 @@ export function UsersSearch({
 
       <select
         defaultValue={initialRole}
-        onChange={(e) => update(initialSearch, e.target.value, initialBalance)}
+        onChange={(e) => update(initialSearch, e.target.value, initialEmailVerified, initialBalance)}
         style={{ ...inputStyle, appearance: "none", cursor: "pointer" }}
         onFocus={(e) => (e.currentTarget.style.borderColor = "var(--foreground)")}
         onBlur={(e) => (e.currentTarget.style.borderColor = "var(--border)")}
@@ -64,9 +67,21 @@ export function UsersSearch({
         <option value="admin">Администраторы</option>
       </select>
 
+      <select
+        defaultValue={initialEmailVerified}
+        onChange={(e) => update(initialSearch, initialRole, e.target.value, initialBalance)}
+        style={{ ...inputStyle, appearance: "none", cursor: "pointer" }}
+        onFocus={(e) => (e.currentTarget.style.borderColor = "var(--foreground)")}
+        onBlur={(e) => (e.currentTarget.style.borderColor = "var(--border)")}
+      >
+        <option value="">Любой статус</option>
+        <option value="true">Email подтверждён</option>
+        <option value="false">Не подтверждён</option>
+      </select>
+
       <button
         type="button"
-        onClick={() => update(initialSearch, initialRole, initialBalance === "nonzero" ? "" : "nonzero")}
+        onClick={() => update(initialSearch, initialRole, initialEmailVerified, initialBalance === "nonzero" ? "" : "nonzero")}
         className="text-xs px-3"
         style={{
           border: "2px solid var(--border)",
@@ -78,7 +93,7 @@ export function UsersSearch({
         С балансом
       </button>
 
-      {(initialSearch || initialRole || initialBalance) && (
+      {(initialSearch || initialRole || initialEmailVerified || initialBalance) && (
         <button
           type="button"
           onClick={() => startTransition(() => router.push(pathname))}

src/components/admin/users-table.tsx

@@ -3,6 +3,7 @@
 import { useState } from "react";
 import Link from "next/link";
 import { Badge } from "@/components/ui/badge";
+import { QuickEnrollButton } from "@/components/admin/quick-enroll-modal";
 
 type Enrollment = {
   courseId: string;
@@ -175,6 +176,7 @@ export function UsersTable({ users }: { users: UserRow[] }) {
               <td className="px-3 py-3 relative">
                 <div className="flex items-center gap-2">
                   {user.role !== "admin" && <ImpersonateButton userId={user.id} />}
+                  <QuickEnrollButton userId={user.id} userName={user.name ?? user.email} />
                   <div
                     className="relative inline-block"
                     onMouseEnter={() => setHoveredId(user.id)}

src/components/questions/QuestionSplitView.tsx

@@ -1,6 +1,6 @@
 "use client";
 
-import { useState, useEffect, useCallback } from "react";
+import { useState, useEffect, useCallback, useRef } from "react";
 
 interface FileAttachment {
   name: string;
@@ -58,11 +58,14 @@ export function QuestionSplitView({ currentUserId }: { currentUserId: string })
   const [detail, setDetail] = useState<QuestionDetail | null>(null);
   const [tab, setTab] = useState<"open" | "closed">("open");
   const [replyText, setReplyText] = useState("");
+  const [replyFiles, setReplyFiles] = useState<FileAttachment[]>([]);
+  const [uploading, setUploading] = useState(false);
   const [sending, setSending] = useState(false);
   const [closing, setClosing] = useState(false);
   const [error, setError] = useState("");
   const [listError, setListError] = useState("");
   const [listLoading, setListLoading] = useState(true);
+  const fileInputRef = useRef<HTMLInputElement>(null);
 
   const fetchList = useCallback(async () => {
     setListError("");
@@ -86,9 +89,36 @@ export function QuestionSplitView({ currentUserId }: { currentUserId: string })
     fetchList();
   }, [fetchList]);
 
+  async function handleFileSelect(e: React.ChangeEvent<HTMLInputElement>) {
+    const selected = Array.from(e.target.files ?? []);
+    if (!selected.length) return;
+    setUploading(true);
+    setError("");
+    try {
+      const uploaded: FileAttachment[] = [];
+      for (const f of selected) {
+        const form = new FormData();
+        form.append("file", f);
+        const res = await fetch("/api/student/question-upload", { method: "POST", body: form });
+        if (!res.ok) {
+          const d = await res.json();
+          throw new Error(d.error ?? "Ошибка загрузки файла");
+        }
+        uploaded.push(await res.json());
+      }
+      setReplyFiles((prev) => [...prev, ...uploaded]);
+    } catch (err) {
+      setError(err instanceof Error ? err.message : "Ошибка загрузки");
+    } finally {
+      setUploading(false);
+      if (fileInputRef.current) fileInputRef.current.value = "";
+    }
+  }
+
   async function selectQuestion(id: string) {
     setSelectedId(id);
     setReplyText("");
+    setReplyFiles([]);
     setError("");
     const res = await fetch(`/api/questions/${id}`);
     if (res.ok) {
@@ -105,14 +135,16 @@ export function QuestionSplitView({ currentUserId }: { currentUserId: string })
   }
 
   async function handleReply() {
-    if (!replyText.trim() || !selectedId) return;
+    if (uploading) return;
+    if (!replyText.trim() && replyFiles.length === 0) return;
+    if (!selectedId) return;
     setSending(true);
     setError("");
     try {
       const res = await fetch(`/api/questions/${selectedId}/messages`, {
         method: "POST",
         headers: { "Content-Type": "application/json" },
-        body: JSON.stringify({ text: replyText.trim() }),
+        body: JSON.stringify({ text: replyText.trim(), files: replyFiles }),
       });
       if (!res.ok) throw new Error("Ошибка отправки");
       const msg = await res.json();
@@ -120,6 +152,7 @@ export function QuestionSplitView({ currentUserId }: { currentUserId: string })
         prev ? { ...prev, messages: [...prev.messages, msg] } : null
       );
       setReplyText("");
+      setReplyFiles([]);
       fetchList();
     } catch {
       setError("Не удалось отправить ответ");
@@ -323,11 +356,18 @@ export function QuestionSplitView({ currentUserId }: { currentUserId: string })
               style={{ borderTop: "1px solid var(--border)" }}
             >
               <div
-                className="flex gap-2"
+                className="flex flex-col gap-2"
                 style={{ opacity: detail.status === "CLOSED" ? 0.5 : 1 }}
               >
                 <input
-                  type="text"
+                  ref={fileInputRef}
+                  type="file"
+                  multiple
+                  accept=".jpg,.jpeg,.png,.pdf,.md,.txt"
+                  className="hidden"
+                  onChange={handleFileSelect}
+                />
+                <textarea
                   value={replyText}
                   onChange={(e) => setReplyText(e.target.value)}
                   onKeyDown={(e) => {
@@ -340,27 +380,66 @@ export function QuestionSplitView({ currentUserId }: { currentUserId: string })
                   placeholder={
                     detail.status === "CLOSED" ? "Вопрос закрыт" : "Написать ответ..."
                   }
-                  className="flex-1 text-sm px-3 py-2 outline-none"
+                  rows={4}
+                  className="w-full text-sm px-3 py-2 outline-none resize-y"
                   style={{
                     border: "1px solid var(--border)",
                     background: "var(--background)",
                     color: "var(--foreground)",
                   }}
                 />
+                {replyFiles.length > 0 && (
+                  <div className="flex flex-wrap gap-1.5">
+                    {replyFiles.map((f, i) => (
+                      <div
+                        key={f.url}
+                        className="flex items-center gap-1 text-xs px-2 py-1"
+                        style={{ background: "var(--muted)", border: "1px solid var(--border)" }}
+                      >
+                        📎 {f.name}
+                        <span style={{ color: "#999" }}>· {formatFileSize(f.size)}</span>
+                        <button
+                          type="button"
+                          onClick={() => setReplyFiles((prev) => prev.filter((_, j) => j !== i))}
+                          className="ml-1"
+                          style={{ color: "var(--muted-foreground)" }}
+                        >
+                          ×
+                        </button>
+                      </div>
+                    ))}
+                  </div>
+                )}
+                <div className="flex items-center justify-between">
+                  <div className="flex items-center gap-2">
+                    <button
+                      type="button"
+                      onClick={() => fileInputRef.current?.click()}
+                      disabled={uploading || detail.status === "CLOSED"}
+                      className="text-xs px-2 py-1"
+                      style={{ background: "var(--muted)", border: "1px solid var(--border)" }}
+                    >
+                      {uploading ? "Загрузка..." : "📎 Прикрепить"}
+                    </button>
+                    <span className="text-xs" style={{ color: "#999" }}>
+                      jpg, png, pdf · 10 МБ
+                    </span>
+                  </div>
                   <button
                     onClick={handleReply}
-                  disabled={sending || !replyText.trim() || detail.status === "CLOSED"}
+                    disabled={sending || uploading || ((!replyText.trim()) && replyFiles.length === 0) || detail.status === "CLOSED"}
                     className="text-xs font-bold px-4 py-2"
                     style={{
                       background: "var(--foreground)",
                       color: "var(--background)",
                       border: "none",
-                    opacity: sending ? 0.6 : 1,
+                      opacity: sending || uploading || ((!replyText.trim()) && replyFiles.length === 0) ? 0.5 : 1,
                     }}
                   >
-                  {sending ? "..." : "Отправить"}
+                    {sending ? "..." : "Отправить →"}
                   </button>
                 </div>
+              </div>
               {error && (
                 <p className="text-xs mt-1" style={{ color: "var(--destructive)" }}>
                   {error}