feat: AdminLogs — error log viewer

AdminLogs.js:
  Топ-5 частых ошибок с прогресс-баром
  Фильтр по источнику (все/генерация/AI/публикация)
  Список с раскрываемыми карточками:
    - Левая граница цветом по типу (timeout/auth/model/other)
    - Краткое и полное описание ошибки
    - Контекстные подсказки (ссылка на настройки, объяснение причины)
  Классификация: Таймаут/Rate limit/Модель/Пустой ответ/Сеть/Авторизация
AdminPanel: раздел Логи ошибок с AlertTriangle иконкой
API route: /api/admin/logs

app/api/admin/logs/route.js

@@ -0,0 +1,19 @@
+import { NextResponse } from 'next/server';
+import { requireUser } from '@/lib/session';
+
+const ENGINE_URL    = process.env.ENGINE_URL    || 'http://127.0.0.1:3030';
+const ENGINE_SECRET = process.env.ENGINE_SECRET || '';
+
+export async function GET(req) {
+  const user = await requireUser();
+  if (!user?.isAdmin) return NextResponse.json({ error: 'Forbidden' }, { status: 403 });
+  const { searchParams } = new URL(req.url);
+  const res = await fetch(
+    `${ENGINE_URL}/api/admin/logs?${searchParams}`,
+    {
+      headers: { 'x-internal-secret': ENGINE_SECRET, 'x-user-id': String(user.id) },
+      cache: 'no-store',
+    }
+  );
+  return NextResponse.json(await res.json());
+}

components/AdminPanel.js

@@ -1,11 +1,12 @@
 'use client';
 import { useState } from 'react';
-import { Settings2, CreditCard, TrendingUp, Users, ChevronRight, Loader2, Eye, EyeOff, Save, RefreshCw, Check, AlertCircle, BarChart3, ArrowLeft, Zap, Tag } from 'lucide-react';
+import { Settings2, CreditCard, TrendingUp, Users, ChevronRight, Loader2, Eye, EyeOff, Save, RefreshCw, Check, AlertCircle, BarChart3, ArrowLeft, Zap, Tag, AlertTriangle } from 'lucide-react';
 import Link from 'next/link';
 import AdminBilling from './admin/AdminBilling';
 import AdminUsers   from './admin/AdminUsers';
 import AdminPromos  from './admin/AdminPromos';
 import AdminQueue   from './admin/AdminQueue';
+import AdminLogs    from './admin/AdminLogs';
 
 // ──────────────────────────────────────────────────────────────
 // Sidebar navigation
@@ -17,6 +18,7 @@ const SECTIONS = [
   { id: 'payments',  label: 'ЮKassa',          icon: CreditCard, desc: 'Ключи для приёма оплат' },
   { id: 'spending',  label: 'Расходы AI',       icon: TrendingUp, desc: 'aiprimetech + routerai' },
   { id: 'queue',     label: 'Очередь',          icon: Zap,         desc: 'Задачи генерации, ошибки' },
+  { id: 'logs',      label: 'Логи ошибок',       icon: AlertTriangle, desc: 'Последние сбои и проблемы' },
   { id: 'plans',     label: 'Тарифы',           icon: BarChart3,  desc: 'Планы, кредиты, операции' },
   { id: 'promos',    label: 'Промокоды',         icon: Tag,         desc: 'Коды для кредитов и скидок' },
   { id: 'billing',   label: 'Пользователи',     icon: Users,      desc: 'Балансы и кредиты' },
@@ -68,6 +70,7 @@ export default function AdminPanel({ initialSection = 'settings' }) {
           {section === 'payments' && <SettingsSection categories={['payments']} />}
           {section === 'spending' && <SpendingSection />}
           {section === 'queue'    && <AdminQueue />}
+          {section === 'logs'     && <AdminLogs />}
           {section === 'plans'    && <PlansSection />}
           {section === 'promos'   && <AdminPromos />}
           {section === 'billing'  && <AdminUsers />}

components/admin/AdminLogs.js

@@ -0,0 +1,223 @@
+'use client';
+import { useState, useEffect } from 'react';
+import { RefreshCw, Loader2, AlertTriangle, Cpu, Send, ChevronDown, ChevronUp } from 'lucide-react';
+
+const SOURCE_CONFIG = {
+  generation: { icon: '⚙️', label: 'Генерация',    color: 'text-purple-400', bg: 'bg-purple-500/10' },
+  ai_provider:{ icon: '🤖', label: 'AI провайдер', color: 'text-blue-400',   bg: 'bg-blue-500/10'   },
+  publish:    { icon: '📤', label: 'Публикация',    color: 'text-orange-400', bg: 'bg-orange-500/10' },
+};
+
+// Категоризируем ошибку по тексту
+function classifyError(msg) {
+  if (!msg) return { type: 'unknown', label: 'Неизвестно', color: 'text-gray-400' };
+  const m = msg.toLowerCase();
+  if (m.includes('timeout'))         return { type: 'timeout',  label: 'Таймаут',        color: 'text-yellow-400' };
+  if (m.includes('rate limit'))      return { type: 'ratelimit',label: 'Rate limit',      color: 'text-orange-400' };
+  if (m.includes('not supported'))   return { type: 'model',    label: 'Модель',          color: 'text-red-400'    };
+  if (m.includes('empty response'))  return { type: 'empty',    label: 'Пустой ответ',    color: 'text-red-400'    };
+  if (m.includes('network') || m.includes('connect')) return { type: 'network', label: 'Сеть', color: 'text-orange-400' };
+  if (m.includes('auth') || m.includes('key') || m.includes('401')) return { type: 'auth', label: 'Авторизация', color: 'text-red-400' };
+  return { type: 'other', label: 'Другое', color: 'text-gray-400' };
+}
+
+function timeAgo(s) {
+  const diff = Date.now() - new Date(s);
+  if (diff < 60000)   return Math.floor(diff / 1000) + 'с назад';
+  if (diff < 3600000) return Math.floor(diff / 60000) + 'м назад';
+  if (diff < 86400000)return Math.floor(diff / 3600000) + 'ч назад';
+  return new Date(s).toLocaleString('ru-RU', { day:'2-digit', month:'2-digit', hour:'2-digit', minute:'2-digit' });
+}
+
+export default function AdminLogs() {
+  const [data,     setData]     = useState(null);
+  const [loading,  setLoading]  = useState(true);
+  const [filter,   setFilter]   = useState('all');  // all | generation | ai_provider | publish
+  const [expanded, setExpanded] = useState(null);
+
+  async function load() {
+    setLoading(true);
+    try {
+      const res = await fetch('/api/admin/logs?limit=100').then(r => r.json());
+      setData(res);
+    } catch {}
+    setLoading(false);
+  }
+
+  useEffect(() => { load(); }, []);
+
+  const errors = (data?.errors || []).filter(e =>
+    filter === 'all' || e.source === filter
+  );
+
+  const counts = (data?.errors || []).reduce((acc, e) => {
+    acc[e.source] = (acc[e.source] || 0) + 1;
+    return acc;
+  }, {});
+
+  return (
+    <div className="space-y-5">
+      <div className="flex items-center justify-between">
+        <h2 className="font-semibold">Логи ошибок</h2>
+        <button onClick={load} className="btn-ghost p-2">
+          <RefreshCw className={`w-4 h-4 ${loading ? 'animate-spin' : ''}`} />
+        </button>
+      </div>
+
+      {loading && !data && (
+        <div className="py-8 text-center"><Loader2 className="w-5 h-5 animate-spin mx-auto text-accent" /></div>
+      )}
+
+      {data && (<>
+        {/* Топ ошибок */}
+        {data.topErrors?.length > 0 && (
+          <div className="card p-4">
+            <p className="text-xs text-gray-500 uppercase tracking-wide mb-3">Частые ошибки</p>
+            <div className="space-y-2">
+              {data.topErrors.map((e, i) => {
+                const cls = classifyError(e.msg);
+                const pct = Math.round((e.cnt / data.total) * 100);
+                return (
+                  <div key={i} className="flex items-center gap-3">
+                    <div className="w-16 text-right text-xs font-mono text-gray-400">{e.cnt}×</div>
+                    <div className="flex-1 min-w-0">
+                      <div className="text-xs text-gray-200 truncate">{e.msg}</div>
+                      <div className="flex items-center gap-2 mt-0.5">
+                        <div className="flex-1 h-1 bg-surface2 rounded-full">
+                          <div className="h-1 bg-accent/60 rounded-full" style={{ width: `${pct}%` }} />
+                        </div>
+                        <span className={`text-xs ${cls.color}`}>{cls.label}</span>
+                      </div>
+                    </div>
+                  </div>
+                );
+              })}
+            </div>
+          </div>
+        )}
+
+        {/* Статистика + фильтр */}
+        <div className="flex items-center gap-2 flex-wrap">
+          <button onClick={() => setFilter('all')}
+            className={`px-2.5 py-1 rounded-lg text-xs transition-colors ${filter === 'all' ? 'bg-accent/10 text-accent font-medium' : 'text-gray-500 hover:text-gray-300'}`}>
+            Все ({data.total})
+          </button>
+          {Object.entries(SOURCE_CONFIG).map(([k, cfg]) => (
+            <button key={k} onClick={() => setFilter(k)}
+              className={`px-2.5 py-1 rounded-lg text-xs transition-colors flex items-center gap-1 ${filter === k ? `${cfg.bg} ${cfg.color} font-medium` : 'text-gray-500 hover:text-gray-300'}`}>
+              {cfg.icon} {cfg.label} {counts[k] ? `(${counts[k]})` : ''}
+            </button>
+          ))}
+        </div>
+
+        {/* Список */}
+        {errors.length === 0 && (
+          <div className="py-12 text-center text-gray-500">
+            <AlertTriangle className="w-10 h-10 mx-auto mb-3 opacity-20" />
+            <div className="text-sm">Ошибок не найдено 🎉</div>
+          </div>
+        )}
+
+        <div className="space-y-2">
+          {errors.map((err, i) => {
+            const src = SOURCE_CONFIG[err.source] || SOURCE_CONFIG.generation;
+            const cls = classifyError(err.message);
+            const isOpen = expanded === i;
+            const shortMsg = err.message?.split('\n')[0]?.slice(0, 100) || 'Unknown error';
+
+            return (
+              <div key={i} className={`card border-l-2 overflow-hidden transition-all ${
+                cls.type === 'timeout'   ? 'border-yellow-500/40' :
+                cls.type === 'auth'      ? 'border-red-500/60'    :
+                cls.type === 'model'     ? 'border-red-400/40'    :
+                                           'border-gray-600'
+              }`}>
+                <button
+                  onClick={() => setExpanded(isOpen ? null : i)}
+                  className="w-full text-left px-4 py-3 flex items-start gap-3 hover:bg-surface2/30 transition-colors"
+                >
+                  <span className="text-base shrink-0 mt-0.5">{src.icon}</span>
+                  <div className="flex-1 min-w-0">
+                    <div className="flex items-center gap-2 mb-0.5 flex-wrap">
+                      <span className={`text-xs font-medium ${src.color}`}>{src.label}</span>
+                      <span className="text-xs text-gray-500">·</span>
+                      <span className="text-xs text-gray-400 font-mono">{err.operation}</span>
+                      {err.user_email && (
+                        <>
+                          <span className="text-xs text-gray-500">·</span>
+                          <span className="text-xs text-gray-500">{err.user_email}</span>
+                        </>
+                      )}
+                      <span className="text-xs text-gray-600 ml-auto">{timeAgo(err.created_at)}</span>
+                    </div>
+                    <div className="text-sm text-gray-200">{shortMsg}</div>
+                    {err.context && (
+                      <div className="text-xs text-gray-500 mt-0.5 truncate">{err.context}</div>
+                    )}
+                  </div>
+                  <div className="shrink-0 mt-1">
+                    {isOpen
+                      ? <ChevronUp className="w-3.5 h-3.5 text-gray-500" />
+                      : <ChevronDown className="w-3.5 h-3.5 text-gray-500" />}
+                  </div>
+                </button>
+
+                {isOpen && (
+                  <div className="px-4 pb-3 border-t border-border bg-surface2/30">
+                    <div className="mt-2 space-y-1.5 text-xs">
+                      <div className="flex gap-2">
+                        <span className="text-gray-500 w-20 shrink-0">ID:</span>
+                        <span className="font-mono text-gray-300">{err.entity_id}</span>
+                      </div>
+                      <div className="flex gap-2">
+                        <span className="text-gray-500 w-20 shrink-0">Источник:</span>
+                        <span className="text-gray-300">{err.source}</span>
+                      </div>
+                      <div className="flex gap-2">
+                        <span className="text-gray-500 w-20 shrink-0">Операция:</span>
+                        <span className="font-mono text-gray-300">{err.operation}</span>
+                      </div>
+                      {err.context && (
+                        <div className="flex gap-2">
+                          <span className="text-gray-500 w-20 shrink-0">Контекст:</span>
+                          <span className="text-gray-300 break-all">{err.context}</span>
+                        </div>
+                      )}
+                      <div className="flex gap-2">
+                        <span className="text-gray-500 w-20 shrink-0">Ошибка:</span>
+                        <span className="text-red-300 break-all font-mono">{err.message}</span>
+                      </div>
+                      <div className="flex gap-2">
+                        <span className="text-gray-500 w-20 shrink-0">Время:</span>
+                        <span className="text-gray-300">
+                          {new Date(err.created_at).toLocaleString('ru-RU')}
+                        </span>
+                      </div>
+                      <div className="flex gap-2">
+                        <span className="text-gray-500 w-20 shrink-0">Тип ошибки:</span>
+                        <span className={`${cls.color} font-medium`}>{cls.label}</span>
+                      </div>
+                    </div>
+
+                    {/* Действие для ошибок модели */}
+                    {cls.type === 'model' && err.source === 'ai_provider' && (
+                      <div className="mt-2 p-2 rounded bg-red-500/10 border border-red-500/20 text-xs text-red-300">
+                        💡 Проверь настройку AI_IMAGE_MODEL_VIA_RESPONSES в{' '}
+                        <a href="/system?section=settings" className="underline">Настройках API</a>
+                      </div>
+                    )}
+                    {cls.type === 'timeout' && (
+                      <div className="mt-2 p-2 rounded bg-yellow-500/10 border border-yellow-500/20 text-xs text-yellow-300">
+                        💡 Таймаут {err.operation?.includes('chat') ? 'текстовой генерации' : 'изображений'} — возможны проблемы у провайдера
+                      </div>
+                    )}
+                  </div>
+                )}
+              </div>
+            );
+          })}
+        </div>
+      </>)}
+    </div>
+  );
+}