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pdf-report.blade.php

pdf-report.blade.php 50 KB
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  1. @php
    2. 

  2.     // 提取15位paper_id数字部分作为学案编号
    3. 

  3.     $rawPaperId = $paper['id'] ?? $paper['paper_id'] ?? 'unknown';
    4. 

  4.     preg_match('/paper_(\d{15})/', $rawPaperId, $matches);
    5. 

  5.     $reportCode = $matches[1] ?? '';
    6. 

  6.     if ($reportCode === '') {
    7. 

  7.         $digits = preg_replace('/[^0-9]/', '', $rawPaperId);
    8. 

  8.         $reportCode = substr(str_pad($digits, 15, '0', STR_PAD_LEFT), -15);
    9. 

  9.     }
    10. 

  10.     $averageMastery = isset($mastery['average']) ? number_format($mastery['average'] * 100, 1) . '%' : '无数据';
    11. 

  11. 

  12.     // 【修复】从insights中获取AI分析结果（而不是从analysis_data）
    13. 

  13.     $questionAnalysis = $insights ?? [];
    14. 

  14.     // 生成时间（格式：2026年01月30日 15:04:05）
    15. 

  15.     $generateDateTime = now()->format('Y年m月d日 H:i:s');
    16. 

  16. @endphp
    17. 

  17. <!DOCTYPE html>
    18. 

  18. <html lang="zh-CN">
    19. 

  19. <head>
    20. 

  20.     <meta charset="UTF-8">
    21. 

  21.     <title>学情报告 - {{ $paper['name'] ?? '试卷' }}</title>
    22. 

  22.     <link rel="stylesheet" href="/css/katex/katex.min.css">
    23. 

  23.     <style>
    24. 

  24.         @page {
    25. 

  25.             size: A4;
    26. 

  26.             margin: 2.2cm 2cm 2.3cm 2cm;
    27. 

  27.             @top-left {
    28. 

  28.                 content: "知了数学·{{ $generateDateTime }}";
    29. 

  29.                 font-size: 13px;
    30. 

  30.                 color: #666;
    31. 

  31.             }
    32. 

  32.             @top-center {
    33. 

  33.                 content: "{{ $student['name'] ?? '-' }}";
    34. 

  34.                 font-size: 13px;
    35. 

  35.                 color: #666;
    36. 

  36.             }
    37. 

  37.             @top-right {
    38. 

  38.                 content: "{{ $reportCode }}";
    39. 

  39.                 font-size: 19px;
    40. 

  40.                 font-weight: 600;
    41. 

  41.                 font-family: "Noto Sans", "Liberation Sans", "Nimbus Sans", sans-serif;
    42. 

  42.                 letter-spacing: 0;
    43. 

  43.                 padding-right: 3mm;
    44. 

  44.                 padding-top: 1.8mm;
    45. 

  45.                 color: #222;
    46. 

  46.             }
    47. 

  47.             @bottom-left {
    48. 

  48.                 content: "{{ $reportCode }}";
    49. 

  49.                 font-size: 11px;
    50. 

  50.                 color: #666;
    51. 

  51.             }
    52. 

  52.             @bottom-right {
    53. 

  53.                 content: counter(page) "/" counter(pages);
    54. 

  54.                 font-size: 13px;
    55. 

  55.                 color: #666;
    56. 

  56.             }
    57. 

  57.         }
    58. 

  58.         * { box-sizing: border-box; }
    59. 

  59.         body {
    60. 

  60.             font-family: "SimSun", "Songti SC", serif;
    61. 

  61.             margin: 0;
    62. 

  62.             padding: 0;
    63. 

  63.             color: #000;
    64. 

  64.             background: #fff;
    65. 

  65.             font-size: 12px;
    66. 

  66.             line-height: 1.6;
    67. 

  67.         }
    68. 

  68.         h1, h2, h3 { margin: 0; color: #000; }
    69. 

  69.         .card { background: #fff; border: 1px solid #e5e7eb; border-radius: 8px; padding: 12px 16px; margin-bottom: 12px; box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04); break-inside: auto; page-break-inside: auto; }
    70. 

  70.         .header { text-align: center; margin-bottom: 1.5rem; border-bottom: 2px solid #000; padding-bottom: 1rem; }
    71. 

  71.         .paper-title { font-size: 22px; font-weight: bold; margin-bottom: 14px; }
    72. 

  72.         .grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 12px; }
    73. 

  73.         .tag { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 12px; color: #374151; background: #e5e7eb; }
    74. 

  74.         .section-title { font-size: 16px; margin-bottom: 10px; display: flex; align-items: center; gap: 8px; }
    75. 

  75.         .pill { padding: 4px 10px; border-radius: 999px; font-size: 12px; }
    76. 

  76.         .pill.green { background: #ecfdf3; color: #15803d; }
    77. 

  77.         .pill.amber { background: #fef3c7; color: #b45309; }
    78. 

  78.         .pill.red { background: #fef2f2; color: #b91c1c; }
    79. 

  79.         table { width: 100%; border-collapse: collapse; font-size: 13px; }
    80. 

  80.         th, td { padding: 8px 10px; border-bottom: 1px solid #e5e7eb; text-align: left; vertical-align: top; }
    81. 

  81.         th { background: #f3f4f6; color: #111827; }
    82. 

  82.         .muted { color: #6b7280; font-size: 12px; }
    83. 

  83.         .progress-wrap { background: #f3f4f6; border-radius: 999px; overflow: hidden; height: 10px; }
    84. 

  84.         .progress-bar { height: 100%; background: linear-gradient(90deg, #4f46e5, #10b981); }
    85. 

  85.         .recommend-card { border: 1px dashed #cbd5e1; border-radius: 10px; padding: 10px 12px; margin-bottom: 8px; background: #f8fafc; }
    86. 

  86.         .relation-board { margin: 6px 0 10px; break-inside: auto; page-break-inside: auto; }
    87. 

  87.         .relation-block { margin-bottom: 10px; padding: 8px; border: 1px solid #dbeafe; border-radius: 8px; background: #fff; break-inside: auto; page-break-inside: auto; }
    88. 

  88.         .relation-row { display: flex; align-items: flex-start; gap: 10px; }
    89. 

  89.         .tree-cards { width: 100%; border-collapse: collapse; table-layout: fixed; }
    90. 

  90.         .tree-cards td { border: none; padding: 0; vertical-align: top; }
    91. 

  91.         .tree-left { width: 45%; flex: 0 0 45%; padding-right: 10px; }
    92. 

  92.         .tree-right { width: 55%; flex: 1; padding-left: 10px; }
    93. 

  93.         .tree-parent {
    94. 

  94.             display: inline-block;
    95. 

  95.             margin-bottom: 6px;
    96. 

  96.             padding: 4px 8px;
    97. 

  97.             border-radius: 999px;
    98. 

  98.             border: 1px solid #93c5fd;
    99. 

  99.             background: #dbeafe;
    100. 

  100.             color: #1e3a8a;
    101. 

  101.             font-weight: 700;
    102. 

  102.             font-size: 12px;
    103. 

  103.         }
    104. 

  104.         .tree-lines { margin: 0; padding-left: 14px; border-left: 2px solid #cbd5e1; }
    105. 

  105.         .tree-line {
    106. 

  106.             font-size: 11px;
    107. 

  107.             color: #334155;
    108. 

  108.             margin-bottom: 3px;
    109. 

  109.             white-space: normal;
    110. 

  110.             overflow: visible;
    111. 

  111.             text-overflow: clip;
    112. 

  112.             word-break: break-all;
    113. 

  113.             line-height: 1.45;
    114. 

  114.         }
    115. 

  115.         .tree-line.hit { font-weight: 600; color: #1e40af; }
    116. 

  116.         .tree-line-badge { display: inline-block; margin-left: 6px; padding: 1px 5px; border-radius: 999px; font-size: 10px; border: 1px solid transparent; }
    117. 

  117.         .tree-line-badge.high,
    118. 

  118.         .tree-line-badge.mid,
    119. 

  119.         .tree-line-badge.low,
    120. 

  120.         .tree-line-badge.miss { background: #f8fafc; color: #64748b; border-color: #cbd5e1; }
    121. 

  121.         .detail-card {
    122. 

  122.             border: 1px solid #e2e8f0;
    123. 

  123.             border-radius: 6px;
    124. 

  124.             background: #f8fafc;
    125. 

  125.             padding: 6px 8px;
    126. 

  126.             margin-bottom: 5px;
    127. 

  127.             break-inside: auto;
    128. 

  128.             page-break-inside: auto;
    129. 

  129.         }
    130. 

  130.         .detail-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 8px; }
    131. 

  131.         .detail-title { font-size: 11px; color: #0f172a; font-weight: 700; margin-bottom: 2px; }
    132. 

  132.         .detail-meta { font-size: 11px; color: #475569; margin-top: 3px; }
    133. 

  133.         .detail-mastery { font-size: 38px; color: #0f172a; font-weight: 700; line-height: 1; margin: 0; }
    134. 

  134.         .detail-mastery.high { color: #16a34a; }
    135. 

  135.         .detail-mastery.mid { color: #d97706; }
    136. 

  136.         .detail-mastery.low { color: #dc2626; }
    137. 

  137.         .node-tags { margin-top: 2px; }
    138. 

  138.         .node-tag {
    139. 

  139.             display: inline-block;
    140. 

  140.             margin: 0 6px 6px 0;
    141. 

  141.             padding: 1px 7px;
    142. 

  142.             border-radius: 999px;
    143. 

  143.             font-size: 10px;
    144. 

  144.             line-height: 1.4;
    145. 

  145.             color: #475569;
    146. 

  146.             background: #f1f5f9;
    147. 

  147.             border: 1px solid #cbd5e1;
    148. 

  148.         }
    149. 

  149.         .suggest-tags { display: inline; }
    150. 

  150.         .suggest-tag {
    151. 

  151.             display: inline-block;
    152. 

  152.             margin: 0 6px 6px 0;
    153. 

  153.             padding: 1px 7px;
    154. 

  154.             border-radius: 999px;
    155. 

  155.             font-size: 10px;
    156. 

  156.             line-height: 1.4;
    157. 

  157.             color: #334155;
    158. 

  158.             background: #f8fafc;
    159. 

  159.             border: 1px solid #d1d5db;
    160. 

  160.         }
    161. 

  161.         .weak-kp-tags { margin-top: 6px; }
    162. 

  162.         .weak-kp-tag {
    163. 

  163.             display: inline-block;
    164. 

  164.             margin: 0 6px 6px 0;
    165. 

  165.             padding: 1px 7px;
    166. 

  166.             border-radius: 999px;
    167. 

  167.             font-size: 10px;
    168. 

  168.             line-height: 1.45;
    169. 

  169.             color: #854d0e;
    170. 

  170.             background: #fef3c7;
    171. 

  171.             border: 1px solid #fcd34d;
    172. 

  172.         }
    173. 

  173.         .error-kp-tag {
    174. 

  174.             display: inline-block;
    175. 

  175.             margin: 0 6px 6px 0;
    176. 

  176.             padding: 1px 7px;
    177. 

  177.             border-radius: 999px;
    178. 

  178.             font-size: 10px;
    179. 

  179.             line-height: 1.45;
    180. 

  180.             color: #334155;
    181. 

  181.             background: #f8fafc;
    182. 

  182.             border: 1px solid #d1d5db;
    183. 

  183.         }
    184. 

  184.         .error-kp-tag.high-risk {
    185. 

  185.             color: #b91c1c;
    186. 

  186.             border-color: #fca5a5;
    187. 

  187.             background: #fff;
    188. 

  188.             font-weight: 600;
    189. 

  189.         }
    190. 

  190.         .detail-change-up { color: #16a34a; font-weight: 700; }
    191. 

  191.         .detail-change-down { color: #dc2626; font-weight: 700; }
    192. 

  192.         .aggregate-tip { font-size: 11px; color: #475569; margin-top: 6px; }
    193. 

  193.         .question-card { border:1px solid #e5e7eb; border-radius:8px; padding:6px 9px; margin-bottom:5px; background:#fff; page-break-inside: auto; break-inside: auto; }
    194. 

  194.         .question-block { margin-bottom: 5px; padding: 5px; border-radius: 4px; page-break-inside: auto; break-inside: auto; }
    195. 

  195.         .question-card,
    196. 

  196.         .question-card .math-content,
    197. 

  197.         .question-card .solution-content {
    198. 

  198.             font-size: 12px;
    199. 

  199.             line-height: 1.7;
    200. 

  200.         }
    201. 

  201.         /* 题干区：与判卷 PDF（exam-grading）一致 — <img>、内嵌 SVG、公式 */
    202. 

  202.         .question-card .question-stem svg,
    203. 

  203.         .question-card .math-content svg {
    204. 

  204.             max-width: 100%;
    205. 

  205.             height: auto;
    206. 

  206.             display: block;
    207. 

  207.             shape-rendering: geometricPrecision;
    208. 

  208.             text-rendering: geometricPrecision;
    209. 

  209.         }
    210. 

  210.         .question-card .question-stem svg text {
    211. 

  211.             font-family: "Noto Serif", "Noto Serif CJK SC", "Noto Sans CJK SC", "Noto Sans", "STSongti-SC", "PingFang SC", "Songti SC", serif !important;
    212. 

  212.             font-size: 13px !important;
    213. 

  213.             font-weight: bold;
    214. 

  214.             dominant-baseline: middle;
    215. 

  215.             text-anchor: middle;
    216. 

  216.         }
    217. 

  217.         .question-card .question-stem svg circle,
    218. 

  218.         .question-card .question-stem svg line,
    219. 

  219.         .question-card .question-stem svg polygon,
    220. 

  220.         .question-card .question-stem svg polyline {
    221. 

  221.             shape-rendering: geometricPrecision;
    222. 

  222.         }
    223. 

  223.         .question-card .question-stem img,
    224. 

  224.         .question-card .question-main img {
    225. 

  225.             display: block;
    226. 

  226.             max-width: 220px;
    227. 

  227.             max-height: 60mm;
    228. 

  228.             width: auto;
    229. 

  229.             height: auto;
    230. 

  230.             margin: 6px auto;
    231. 

  231.             box-sizing: border-box;
    232. 

  232.             object-fit: contain;
    233. 

  233.             -webkit-print-color-adjust: exact;
    234. 

  234.             print-color-adjust: exact;
    235. 

  235.             image-rendering: -webkit-optimize-contrast;
    236. 

  236.         }
    237. 

  237.         .question-card .question-stem .katex {
    238. 

  238.             font-size: 1em !important;
    239. 

  239.             vertical-align: 0;
    240. 

  240.         }
    241. 

  241.         .question-card .question-stem .katex-display {
    242. 

  242.             margin: 0.35em 0 !important;
    243. 

  243.         }
    244. 

  244.         .question-card .solution-content img,
    245. 

  245.         .question-card .report-answer-meta img {
    246. 

  246.             display: block;
    247. 

  247.             max-width: 220px;
    248. 

  248.             max-height: 60mm;
    249. 

  249.             width: auto;
    250. 

  250.             height: auto;
    251. 

  251.             margin: 6px auto;
    252. 

  252.             object-fit: contain;
    253. 

  253.             -webkit-print-color-adjust: exact;
    254. 

  254.             print-color-adjust: exact;
    255. 

  255.         }
    256. 

  256.         .solution-content {
    257. 

  257.             display: block;
    258. 

  258.             line-height: 1.75;
    259. 

  259.             white-space: normal;
    260. 

  260.             word-break: break-word;
    261. 

  261.             overflow-wrap: anywhere;
    262. 

  262.             page-break-inside: auto;
    263. 

  263.             break-inside: auto;
    264. 

  264.         }
    265. 

  265.         /* 与判卷 PDF（exam-grading / paper-body）一致的选项网格 */
    266. 

  266.         .report-options {
    267. 

  267.             margin-top: 6px;
    268. 

  268.             page-break-inside: avoid;
    269. 

  269.             break-inside: avoid;
    270. 

  270.         }
    271. 

  271.         .report-options.options-grid-4 {
    272. 

  272.             display: grid;
    273. 

  273.             grid-template-columns: repeat(4, 1fr);
    274. 

  274.             gap: 8px 12px;
    275. 

  275.         }
    276. 

  276.         .report-options.options-grid-2 {
    277. 

  277.             display: grid;
    278. 

  278.             grid-template-columns: 1fr 1fr;
    279. 

  279.             gap: 8px 20px;
    280. 

  280.         }
    281. 

  281.         .report-options.options-grid-1 {
    282. 

  282.             display: grid;
    283. 

  283.             grid-template-columns: 1fr;
    284. 

  284.             gap: 8px;
    285. 

  285.         }
    286. 

  286.         .report-options .option {
    287. 

  287.             display: flex;
    288. 

  288.             align-items: baseline;
    289. 

  289.             font-size: 12px;
    290. 

  290.             line-height: 1.6;
    291. 

  291.             page-break-inside: avoid;
    292. 

  292.             break-inside: avoid;
    293. 

  293.         }
    294. 

  294.         .report-options .option strong { margin-right: 4px; flex: 0 0 auto; }
    295. 

  295.         .report-options .option-value.option-short { white-space: nowrap; }
    296. 

  296.         .report-options .option-value.option-long { white-space: normal; word-break: break-word; }
    297. 

  297.         .report-options .option p, .report-options .option div { margin: 0; display: inline; }
    298. 

  298.         .report-options .option img {
    299. 

  299.             max-width: 100%;
    300. 

  300.             height: auto;
    301. 

  301.             vertical-align: middle;
    302. 

  302.         }
    303. 

  303.         /* 判卷风格：解题思路（与 answer-meta 一致） */
    304. 

  304.         .report-answer-meta {
    305. 

  305.             font-size: 12px;
    306. 

  306.             color: #2f2f2f;
    307. 

  307.             line-height: 1.75;
    308. 

  308.             margin-top: 6px;
    309. 

  309.             page-break-inside: avoid;
    310. 

  310.             break-inside: avoid;
    311. 

  311.         }
    312. 

  312.         .report-answer-meta .answer-line + .answer-line { margin-top: 4px; }
    313. 

  313.         .report-answer-meta .solution-content {
    314. 

  314.             display: inline;
    315. 

  315.             line-height: 1.75;
    316. 

  316.         }
    317. 

  317.     </style>
    318. 

  318. </head>
    319. 

  319. <body>
    320. 

  320.     <div class="page">
    321. 

  321.         <div class="header">
    322. 

  322.             <h1 class="paper-title">学情分析报告</h1>
    323. 

  323.             @php
    324. 

  324.                 $teacherName = trim((string) ($teacher['name'] ?? ''));
    325. 

  325.                 $showTeacher = $teacherName !== '' && $teacherName !== '________' && $teacherName !== '未知老师';
    326. 

  326.             @endphp
    327. 

  327.             <div style="display:flex;justify-content:space-between;font-size:14px;margin-top:8px;">
    328. 

  328.                 @if($showTeacher)
    329. 

  329.                     <span>老师：{{ $teacherName }}</span>
    330. 

  330.                 @endif
    331. 

  331.                 <span>年级：@formatGrade($student['grade'] ?? '________')</span>
    332. 

  332.                 @if(!empty($paper['assemble_type_label']) && $paper['assemble_type_label'] !== '未知类型')
    333. 

  333.                     <span>类型：{{ $paper['assemble_type_label'] }}</span>
    334. 

  334.                 @endif
    335. 

  335.                 <span>姓名：{{ $student['name'] ?? '________' }}</span>
    336. 

  336.                 <span>题目数：{{ $paper['total_questions'] ?? (is_array($questions ?? null) ? count($questions) : '-') }}</span>
    337. 

  337.             </div>
    338. 

  338.         </div>
    339. 

  339. 

  340.     <div class="card">
    341. 

  341.         <div class="section-title">本次命中子知识点掌握度</div>
    342. 

  342.         @php
    343. 

  343.             // 严格口径：顶部列表来自“本卷题目关联知识点”
    344. 

  344.             $hitCodes = array_values(array_unique(array_filter($exam_hit_kp_codes ?? [])));
    345. 

  345.             $masteryByCode = [];
    346. 

  346.             $hitMasteryFromParents = [];
    347. 

  347.             $questionKpNameMap = [];
    348. 

  348.             foreach (($questions ?? []) as $q) {
    349. 

  349.                 $code = trim((string) ($q['knowledge_point'] ?? ''));
    350. 

  350.                 $name = trim((string) ($q['knowledge_point_name'] ?? ''));
    351. 

  351.                 if ($code !== '' && $name !== '') {
    352. 

  352.                     $questionKpNameMap[$code] = $name;
    353. 

  353.                 }
    354. 

  354.             }
    355. 

  355.             // 优先使用父节点树里的命中子节点掌握度（与左侧树口径一致）
    356. 

  356.             foreach (($parent_mastery_levels ?? []) as $parent) {
    357. 

  357.                 $childrenAll = $parent['children_all'] ?? [];
    358. 

  358.                 if (!is_array($childrenAll)) {
    359. 

  359.                     continue;
    360. 

  360.                 }
    361. 

  361.                 foreach ($childrenAll as $child) {
    362. 

  362.                     $cCode = trim((string) ($child['kp_code'] ?? ''));
    363. 

  363.                     if ($cCode === '' || empty($child['is_hit'])) {
    364. 

  364.                         continue;
    365. 

  365.                     }
    366. 

  366.                     $hitMasteryFromParents[$cCode] = floatval($child['mastery_level'] ?? 0);
    367. 

  367.                 }
    368. 

  368.             }
    369. 

  369.             foreach (($mastery['items'] ?? []) as $item) {
    370. 

  370.                 $code = (string) ($item['kp_code'] ?? '');
    371. 

  371.                 if ($code !== '') {
    372. 

  372.                     $masteryByCode[$code] = $item;
    373. 

  373.                 }
    374. 

  374.             }
    375. 

  375. 

  376.             $filteredMasteryItems = [];
    377. 

  377.             foreach ($hitCodes as $kpCode) {
    378. 

  378.                 if (in_array($kpCode, ['K-GENERAL', 'GENERAL', 'DEFAULT'])) {
    379. 

  379.                     continue;
    380. 

  380.                 }
    381. 

  381.                 $base = $masteryByCode[$kpCode] ?? null;
    382. 

  382.                 $levelFromParentTree = $hitMasteryFromParents[$kpCode] ?? null;
    383. 

  383.                 $resolvedLevel = $levelFromParentTree !== null
    384. 

  384.                     ? floatval($levelFromParentTree)
    385. 

  385.                     : floatval($base['mastery_level'] ?? 0);
    386. 

  386.                 $resolvedChange = $base['mastery_change'] ?? null;
    387. 

  387.                 // 当顶部使用了父节点树中的实时值且与旧值不一致时，避免显示旧变化值误导
    388. 

  388.                 if ($levelFromParentTree !== null && $base !== null) {
    389. 

  389.                     $oldLevel = floatval($base['mastery_level'] ?? 0);
    390. 

  390.                     if (abs($resolvedLevel - $oldLevel) > 0.0001) {
    391. 

  391.                         $resolvedChange = null;
    392. 

  392.                     }
    393. 

  393.                 }
    394. 

  394.                 $filteredMasteryItems[] = [
    395. 

  395.                     'kp_code' => $kpCode,
    396. 

  396.                     'kp_name' => $questionKpNameMap[$kpCode] ?? ($base['kp_name'] ?? $kpCode),
    397. 

  397.                     'mastery_level' => $resolvedLevel,
    398. 

  398.                     'mastery_change' => $resolvedChange,
    399. 

  399.                     'is_hit' => true,
    400. 

  400.                 ];
    401. 

  401.             }
    402. 

  402.         @endphp
    403. 

  403. 

  404.         @if(!empty($filteredMasteryItems))
    405. 

  405.             @foreach($filteredMasteryItems as $item)
    406. 

  406.                 @php
    407. 

  407.                     $pct = min(100, max(0, ($item['mastery_level'] ?? 0) * 100));
    408. 

  408.                     $barColor = $pct >= 80 ? '#10b981' : ($pct >= 60 ? '#f59e0b' : '#ef4444');
    409. 

  409.                     $delta = $item['mastery_change'] ?? null;
    410. 

  410.                     $isHitItem = !empty($item['is_hit']);
    411. 

  411.                     // 只有当有变化值时才显示变化信息
    412. 

  412.                     $changeText = '';
    413. 

  413.                     if ($delta !== null && $delta !== '' && abs($delta) > 0.001) {
    414. 

  414.                         $changeText = ($delta > 0 ? '↑ ' : '↓ ') . number_format(abs($delta) * 100, 1) . '%';
    415. 

  415.                     }
    416. 

  416.                 @endphp
    417. 

  417.                 <div style="margin-bottom:12px; padding: 8px; border: 1px solid #e5e7eb; border-radius: 6px;">
    418. 

  418.                     <div style="display:flex; justify-content:space-between; align-items:center; margin-bottom: 6px;">
    419. 

  419.                         <div style="font-weight: 600; font-size: 13px;">{{ $item['kp_name'] ?? $item['kp_code'] ?? '未知知识点' }}</div>
    420. 

  420.                         <div style="font-weight: 600; color: {{ $barColor }}; font-size: 13px;">
    421. 

  421.                             {{ number_format($pct, 1) }}%
    422. 

  422.                             <span style="margin-left: 8px; color: #666; font-size: 11px;">{{ $changeText ? '子节点变化 ' . $changeText : '' }}</span>
    423. 

  423.                         </div>
    424. 

  424.                     </div>
    425. 

  425.                     <div class="progress-wrap" style="height: 12px;">
    426. 

  426.                         <div class="progress-bar" style="width: {{ $pct }}%; background: {{ $barColor }};"></div>
    427. 

  427.                     </div>
    428. 

  428.                 </div>
    429. 

  429.             @endforeach
    430. 

  430.         @else
    431. 

  431.             <div class="muted">暂无有效掌握度数据（已过滤通用知识点）</div>
    432. 

  432.         @endif
    433. 

  433.     </div>
    434. 

  434. 

  435.     <div class="card">
    436. 

  436.         <div class="section-title">📊 知识点层级掌握度分析</div>
    437. 

  437.         @php
    438. 

  438.             $parentMasteryLevels = $parent_mastery_levels ?? [];
    439. 

  439.             $hasParentMastery = !empty($parentMasteryLevels);
    440. 

  440.             $childMasteryMap = [];
    441. 

  441.             foreach (($filteredMasteryItems ?? []) as $it) {
    442. 

  442.                 $childMasteryMap[$it['kp_code']] = [
    443. 

  443.                     'level' => floatval($it['mastery_level'] ?? 0),
    444. 

  444.                     'delta' => isset($it['mastery_change']) ? floatval($it['mastery_change']) : null,
    445. 

  445.                 ];
    446. 

  446.             }
    447. 

  447.         @endphp
    448. 

  448. 

  449.         @if($hasParentMastery)
    450. 

  450.             <div class="relation-board">
    451. 

  451.                 <div style="font-size:12px; color:#334155; margin-bottom:6px; font-weight:600;">父子知识点关系</div>
    452. 

  452.                 @foreach($parentMasteryLevels as $parentData)
    453. 

  453.                     @php
    454. 

  454.                         $childrenAll = $parentData['children_all'] ?? [];
    455. 

  455.                         $children = $parentData['children'] ?? []; // 命中子节点
    456. 

  456.                         $childCount = count($childrenAll);
    457. 

  457.                         $hitCount = count($children);
    458. 

  458.                         $hitAvg = $parentData['children_hit_avg_mastery'] ?? null;
    459. 

  459.                         $parentPct = number_format(floatval($parentData['mastery_percentage'] ?? 0), 1);
    460. 

  460.                         $parentLevel = floatval($parentData['mastery_level'] ?? 0);
    461. 

  461.                         $parentClass = $parentLevel >= 0.8 ? 'high' : ($parentLevel >= 0.6 ? 'mid' : 'low');
    462. 

  462.                         $delta = $parentData['mastery_change'] ?? null;
    463. 

  463.                         $hitNames = array_values(array_map(fn($c) => $c['kp_name'] ?? ($c['kp_code'] ?? ''), $children));
    464. 

  464.                         $allChildrenPerfect = !empty($childrenAll) && count(array_filter($childrenAll, function ($c) {
    465. 

  465.                             return floatval($c['mastery_level'] ?? 0) >= 0.999;
    466. 

  466.                         })) === count($childrenAll);
    467. 

  467.                     @endphp
    468. 

  468.                     <div class="relation-block">
    469. 

  469.                         <div class="relation-row">
    470. 

  470.                                 <div class="tree-left">
    471. 

  471.                                     <div class="tree-parent">{{ $parentData['kp_name'] ?? $parentData['kp_code'] }}</div>
    472. 

  472.                                     @if(!empty($childrenAll))
    473. 

  473.                                         <div class="tree-lines">
    474. 

  474.                                             @foreach($childrenAll as $child)
    475. 

  475.                                                 @php
    476. 

  476.                                                     $isHit = !empty($child['is_hit']);
    477. 

  477.                                                     $m = floatval($child['mastery_level'] ?? 0);
    478. 

  478.                                                     $badgeClass = $m >= 0.8 ? 'high' : ($m >= 0.6 ? 'mid' : ($m > 0 ? 'low' : 'miss'));
    479. 

  479.                                                     $badgeText = number_format($m * 100, 1) . '%';
    480. 

  480.                                                 @endphp
    481. 

  481.                                                 <div class="tree-line {{ $isHit ? 'hit' : '' }}">
    482. 

  482.                                                     └─ {{ $child['kp_name'] }}
    483. 

  483.                                                     <span class="tree-line-badge {{ $badgeClass }}">{{ $badgeText }}</span>
    484. 

  484.                                                 </div>
    485. 

  485.                                             @endforeach
    486. 

  486.                                         </div>
    487. 

  487.                                     @else
    488. 

  488.                                         <div class="muted">无命中子知识点</div>
    489. 

  489.                                     @endif
    490. 

  490.                                 </div>
    491. 

  491.                                 <div class="tree-right">
    492. 

  492.                                     <div class="detail-card">
    493. 

  493.                                         <div class="detail-head">
    494. 

  494.                                             <div class="detail-title">{{ $parentData['kp_name'] ?? $parentData['kp_code'] }}</div>
    495. 

  495.                                             <div class="detail-mastery {{ $parentClass }}">{{ $parentPct }}%</div>
    496. 

  496.                                         </div>
    497. 

  497.                                         <div class="detail-meta">
    498. 

  498.                                             父节点变化：
    499. 

  499.                                             @if($delta !== null)
    500. 

  500.                                                 <span class="{{ $delta >= 0 ? 'detail-change-up' : 'detail-change-down' }}">
    501. 

  501.                                                     {{ $delta >= 0 ? '↑ ' : '↓ ' }}{{ number_format(abs($delta) * 100, 1) }}%
    502. 

  502.                                                 </span>
    503. 

  503.                                             @else
    504. 

  504.                                                 -
    505. 

  505.                                             @endif
    506. 

  506.                                         </div>
    507. 

  507.                                         <div class="detail-meta" style="margin-top: 3px;">
    508. 

  508.                                             本次重点子节点：
    509. 

  509.                                             @if($hitCount > 0)
    510. 

  510.                                                 <span class="node-tags">
    511. 

  511.                                                     @foreach($hitNames as $hitName)
    512. 

  512.                                                         @if(!empty(trim($hitName)))
    513. 

  513.                                                             <span class="node-tag">{{ $hitName }}</span>
    514. 

  514.                                                         @endif
    515. 

  515.                                                     @endforeach
    516. 

  516.                                                 </span>
    517. 

  517.                                             @else
    518. 

  518.                                                 无
    519. 

  519.                                             @endif
    520. 

  520.                                         </div>
    521. 

  521.                                         <div class="detail-meta">
    522. 

  522.                                             子节点总数 {{ $childCount }} 个，本次命中 {{ $hitCount }} 个，命中均值 {{ $hitAvg !== null ? number_format(floatval($hitAvg) * 100, 1) . '%' : '-' }}（命中表示本次覆盖，不等于已掌握）
    523. 

  523.                                         </div>
    524. 

  524.                                     </div>
    525. 

  525.                                 </div>
    526. 

  526.                         </div>
    527. 

  527.                     </div>
    528. 

  528.                 @endforeach
    529. 

  529.             </div>
    530. 

  530.             @php
    531. 

  531.                 $allParentPerfect = !empty($parentMasteryLevels) && count(array_filter($parentMasteryLevels, function ($p) {
    532. 

  532.                     return floatval($p['mastery_level'] ?? 0) >= 0.999;
    533. 

  533.                 })) === count($parentMasteryLevels);
    534. 

  534.                 $allHitChildrenPerfect = !empty($filteredMasteryItems) && count(array_filter($filteredMasteryItems, function ($it) {
    535. 

  535.                     return floatval($it['mastery_level'] ?? 0) >= 0.999;
    536. 

  536.                 })) === count($filteredMasteryItems);
    537. 

  537.                 $isAllPerfect = $allParentPerfect && $allHitChildrenPerfect;
    538. 

  538.                 // 1) 优先：本次命中子知识点中的低掌握度（<60%）
    539. 

  539.                 $hitWeakChildren = [];
    540. 

  540.                 $hitWeakKeys = [];
    541. 

  541.                 foreach (($filteredMasteryItems ?? []) as $hitItem) {
    542. 

  542.                     $level = floatval($hitItem['mastery_level'] ?? 0);
    543. 

  543.                     $name = trim((string) ($hitItem['kp_name'] ?? $hitItem['kp_code'] ?? ''));
    544. 

  544.                     if ($name === '' || $level >= 0.6) {
    545. 

  545.                         continue;
    546. 

  546.                     }
    547. 

  547.                     $key = (string) ($hitItem['kp_code'] ?? $name);
    548. 

  548.                     $hitWeakChildren[$key] = [
    549. 

  549.                         'name' => $name,
    550. 

  550.                         'level' => $level,
    551. 

  551.                     ];
    552. 

  552.                     $hitWeakKeys[$key] = true;
    553. 

  553.                 }
    554. 

  554.                 $hitWeakChildren = array_values($hitWeakChildren);
    555. 

  555.                 usort($hitWeakChildren, function ($a, $b) {
    556. 

  556.                     return $a['level'] <=> $b['level'];
    557. 

  557.                 });
    558. 

  558. 

  559.                 // 2) 兜底：若命中子知识点都 >=60%，再从其他低掌握度子知识点补
    560. 

  560.                 $otherWeakChildren = [];
    561. 

  561.                 foreach (($parentMasteryLevels ?? []) as $pData) {
    562. 

  562.                     foreach (($pData['children_all'] ?? []) as $child) {
    563. 

  563.                         $level = floatval($child['mastery_level'] ?? 0);
    564. 

  564.                         $name = trim((string) ($child['kp_name'] ?? $child['kp_code'] ?? ''));
    565. 

  565.                         if ($name === '' || $level >= 0.6) {
    566. 

  566.                             continue;
    567. 

  567.                         }
    568. 

  568.                         $key = ($child['kp_code'] ?? $name);
    569. 

  569.                         if (isset($hitWeakKeys[$key])) {
    570. 

  570.                             continue;
    571. 

  571.                         }
    572. 

  572.                         $otherWeakChildren[$key] = [
    573. 

  573.                             'name' => $name,
    574. 

  574.                             'level' => $level,
    575. 

  575.                         ];
    576. 

  576.                     }
    577. 

  577.                 }
    578. 

  578.                 $otherWeakChildren = array_values($otherWeakChildren);
    579. 

  579.                 usort($otherWeakChildren, function ($a, $b) {
    580. 

  580.                     return $a['level'] <=> $b['level'];
    581. 

  581.                 });
    582. 

  582. 

  583.                 // 3) 最终展示：总数不超过5
    584. 

  584.                 $globalWeakChildren = [];
    585. 

  585.                 if (!empty($hitWeakChildren)) {
    586. 

  586.                     $globalWeakChildren = array_slice($hitWeakChildren, 0, 5);
    587. 

  587.                 } else {
    588. 

  588.                     $globalWeakChildren = array_slice($otherWeakChildren, 0, 5);
    589. 

  589.                 }
    590. 

  590.             @endphp
    591. 

  591.             <div style="margin-top: 12px; padding: 8px; background: #fefce8; border-left: 4px solid #eab308; border-radius: 4px;">
    592. 

  592.                 <div style="font-size: 12px; color: #854d0e; line-height: 1.6;">
    593. 

  593.                     <strong>学习建议：</strong>
    594. 

  594.                     @if($isAllPerfect)
    595. 

  595.                         本次学案表现非常出色，相关知识点掌握稳定且完整。建议继续进入新的知识点专题学习，优先选择同层级未覆盖内容或更高难度综合题，保持进阶节奏。
    596. 

  596.                     @else
    597. 

  597.                         建议重点关注掌握度较低的知识点，通过专项练习提升整体学习水平。优先练习掌握度低于60%的知识点。
    598. 

  598.                     @endif
    599. 

  599.                     @if(!empty($globalWeakChildren))
    600. 

  600.                         <div class="weak-kp-tags">
    601. 

  601.                             @foreach($globalWeakChildren as $weakChild)
    602. 

  602.                                 <span class="weak-kp-tag">{{ $weakChild['name'] }}（{{ number_format($weakChild['level'] * 100, 1) }}%）</span>
    603. 

  603.                             @endforeach
    604. 

  604.                         </div>
    605. 

  605.                     @endif
    606. 

  606.                 </div>
    607. 

  607.             </div>
    608. 

  608.         @else
    609. 

  609.             <div class="muted">暂无父节点掌握度数据</div>
    610. 

  610.             <div style="margin-top: 8px; font-size: 12px; color: #64748b;">
    611. 

  611.                 当前分析主要基于具体知识点掌握度。完整的层级掌握度分析需要在系统中建立完整的知识点层级关系。
    612. 

  612.             </div>
    613. 

  613.         @endif
    614. 

  614.     </div>
    615. 

  615. 

  616.     @php
    617. 

  617.         $insightMap = [];
    618. 

  618.         foreach (($question_insights ?? []) as $insight) {
    619. 

  619.             $no = $insight['question_number'] ?? $insight['question_id'] ?? null;
    620. 

  620.             if ($no !== null) {
    621. 

  621.                 $insightMap[$no] = $insight;
    622. 

  622.             }
    623. 

  623.         }
    624. 

  624. 

  625.         $analysisWrongMap = [];
    626. 

  626.         foreach (($analysis_data['question_analysis'] ?? []) as $qa) {
    627. 

  627.             $qid = $qa['question_bank_id'] ?? $qa['question_id'] ?? null;
    628. 

  628.             if ($qid === null || $qid === '') {
    629. 

  629.                 continue;
    630. 

  630.             }
    631. 

  631.             $rawCorrect = $qa['is_correct'] ?? null;
    632. 

  632.             $isWrongFromAnalysis = false;
    633. 

  633.             if (is_array($rawCorrect)) {
    634. 

  634.                 $isWrongFromAnalysis = in_array(0, $rawCorrect, true);
    635. 

  635.             } elseif ($rawCorrect !== null) {
    636. 

  636.                 $isWrongFromAnalysis = !boolval($rawCorrect);
    637. 

  637.             }
    638. 

  638.             if ($isWrongFromAnalysis) {
    639. 

  639.                 $analysisWrongMap[(string)$qid] = true;
    640. 

  640.             }
    641. 

  641.         }
    642. 

  642. 

  643.         $wrongQuestions = [];
    644. 

  644.         foreach (($questions ?? []) as $qItem) {
    645. 

  645.             $studentAnswerProbe = $qItem['student_answer'] ?? null;
    646. 

  646.             $correctAnswerProbe = $qItem['answer'] ?? ($qItem['correct_answer'] ?? null);
    647. 

  647.             $isCorrectProbe = $qItem['is_correct'] ?? null;
    648. 

  648.             if ($isCorrectProbe === null && !empty($studentAnswerProbe) && !empty($correctAnswerProbe)) {
    649. 

  649.                 $isCorrectProbe = (trim((string)$studentAnswerProbe) === trim((string)$correctAnswerProbe)) ? 1 : 0;
    650. 

  650.             }
    651. 

  651.             $normalizedCorrect = $isCorrectProbe;
    652. 

  652.             if ($isCorrectProbe !== null) {
    653. 

  653.                 $normalizedCorrect = is_bool($isCorrectProbe) ? ($isCorrectProbe ? 1 : 0) : intval($isCorrectProbe);
    654. 

  654.             }
    655. 

  655.             $qidProbe = (string)($qItem['question_bank_id'] ?? $qItem['question_id'] ?? '');
    656. 

  656.             $isWrongByAnalysis = ($qidProbe !== '' && isset($analysisWrongMap[$qidProbe]));
    657. 

  657.             if ($normalizedCorrect === 0 || $isWrongByAnalysis) {
    658. 

  658.                 $wrongQuestions[] = $qItem;
    659. 

  659.             }
    660. 

  660.         }
    661. 

  661. 

  662.         // 错题知识点聚合统计（同知识点错几题/共几题）
    663. 

  663.         $kpStats = [];
    664. 

  664.         foreach (($questions ?? []) as $qItem) {
    665. 

  665.             $kpName = trim((string)($qItem['knowledge_point_name'] ?? $qItem['knowledge_point'] ?? '未标注知识点'));
    666. 

  666.             if ($kpName === '') {
    667. 

  667.                 $kpName = '未标注知识点';
    668. 

  668.             }
    669. 

  669.             if (!isset($kpStats[$kpName])) {
    670. 

  670.                 $kpStats[$kpName] = ['total' => 0, 'wrong' => 0];
    671. 

  671.             }
    672. 

  672.             $kpStats[$kpName]['total']++;
    673. 

  673.         }
    674. 

  674.         foreach ($wrongQuestions as $qItem) {
    675. 

  675.             $kpName = trim((string)($qItem['knowledge_point_name'] ?? $qItem['knowledge_point'] ?? '未标注知识点'));
    676. 

  676.             if ($kpName === '') {
    677. 

  677.                 $kpName = '未标注知识点';
    678. 

  678.             }
    679. 

  679.             if (!isset($kpStats[$kpName])) {
    680. 

  680.                 $kpStats[$kpName] = ['total' => 0, 'wrong' => 0];
    681. 

  681.             }
    682. 

  682.             $kpStats[$kpName]['wrong']++;
    683. 

  683.         }
    684. 

  684. 

  685.         $kpWrongStats = [];
    686. 

  686.         foreach ($kpStats as $kpName => $stat) {
    687. 

  687.             if (($stat['wrong'] ?? 0) <= 0) {
    688. 

  688.                 continue;
    689. 

  689.             }
    690. 

  690.             $total = max(1, intval($stat['total'] ?? 0));
    691. 

  691.             $wrong = intval($stat['wrong'] ?? 0);
    692. 

  692.             $kpWrongStats[] = [
    693. 

  693.                 'kp_name' => $kpName,
    694. 

  694.                 'wrong' => $wrong,
    695. 

  695.                 'total' => $total,
    696. 

  696.                 'rate' => $wrong / $total,
    697. 

  697.             ];
    698. 

  698.         }
    699. 

  699.         usort($kpWrongStats, function ($a, $b) {
    700. 

  700.             if ($a['rate'] === $b['rate']) {
    701. 

  701.                 return $b['wrong'] <=> $a['wrong'];
    702. 

  702.             }
    703. 

  703.             return $b['rate'] <=> $a['rate'];
    704. 

  704.         });
    705. 

  705.     @endphp
    706. 

  706. 

  707.     @if(!empty($wrongQuestions))
    708. 

  708.     <div class="card">
    709. 

  709.         <div class="section-title">错题列表</div>
    710. 

  710.         @if(!empty($kpWrongStats))
    711. 

  711.             <div style="margin-bottom:8px; padding:8px; border:1px solid #e5e7eb; border-radius:6px; background:#f8fafc;">
    712. 

  712.                 <div style="font-size:12px; font-weight:600; color:#111827; margin-bottom:6px;">知识点错误率</div>
    713. 

  713.                 <div style="font-size:12px; color:#475569; line-height:1.7;">
    714. 

  714.                     @foreach($kpWrongStats as $item)
    715. 

  715.                         <span class="error-kp-tag {{ $item['rate'] > 0.5 ? 'high-risk' : '' }}">{{ $item['kp_name'] }}：{{ $item['wrong'] }}/{{ $item['total'] }}（{{ number_format($item['rate'] * 100, 1) }}%）</span>
    716. 

  716.                     @endforeach
    717. 

  717.                 </div>
    718. 

  718.             </div>
    719. 

  719.         @endif
    720. 

  720.         @foreach($wrongQuestions as $q)
    721. 

  721.             @php
    722. 

  722.                 // 【修复】从题目数据中获取学生答案、正确答案和判分结果
    723. 

  723.                 $studentAnswer = $q['student_answer'] ?? $q['student_answer'] ?? null;
    724. 

  724.                 $correctAnswer = $q['answer'] ?? $q['correct_answer'] ?? null;
    725. 

  725.                 $isCorrect = $q['is_correct'] ?? null;  // 1=正确，0=错误，null=未判
    726. 

  726. 

  727.                 // 如果未判分但有学生答案和正确答案，自动比较判断
    728. 

  728.                 if ($isCorrect === null && !empty($studentAnswer) && !empty($correctAnswer)) {
    729. 

  729.                     $isCorrect = (trim($studentAnswer) === trim($correctAnswer)) ? 1 : 0;
    730. 

  730.                 }
    731. 

  731. 

  732.                 // 判分状态显示逻辑
    733. 

  733.                 $statusText = '';
    734. 

  734.                 $statusColor = '';
    735. 

  735.                 if ($isCorrect === 1) {
    736. 

  736.                     $statusText = '正确';
    737. 

  737.                     $statusColor = '#10b981';
    738. 

  738.                 } elseif ($isCorrect === 0) {
    739. 

  739.                     $statusText = '错误';
    740. 

  740.                     $statusColor = '#ef4444';
    741. 

  741.                 }
    742. 

  742.                 $showStatus = $statusText !== '';
    743. 

  743. 

  744.                 $insight = $insightMap[$q['question_number']] ?? ($insightMap[$q['display_number'] ?? null] ?? []);
    745. 

  745.                 // 【修复】得分显示：答错显示实际得分，答对显示满分
    746. 

  746.                 $fullScore = $insight['full_score'] ?? ($q['score'] ?? null);
    747. 

  747.                 if ($isCorrect === 1) {
    748. 

  748.                     // 答对了，显示满分
    749. 

  749.                     $score = $fullScore;
    750. 

  750.                 } elseif ($isCorrect === 0) {
    751. 

  751.                     // 答错了，显示实际得分（可能为0分或其他分数）
    752. 

  752.                     $score = $q['score_obtained'] ?? 0;
    753. 

  753.                 } else {
    754. 

  754.                     // 未判分或未答题，不显示得分
    755. 

  755.                     $score = null;
    756. 

  756.                 }
    757. 

  757.                 $analysisRaw = $insight['analysis']
    758. 

  758.                     ?? $insight['thinking_process']
    759. 

  759.                     ?? $insight['feedback']
    760. 

  760.                     ?? $insight['suggestions']
    761. 

  761.                     ?? $insight['reason']
    762. 

  762.                     ?? ($insight['correct_solution'] ?? null);
    763. 

  763.                 // 若有下一步建议，追加
    764. 

  764.                 if (empty($analysisRaw) && !empty($insight['next_steps'])) {
    765. 

  765.                     $analysisRaw = '后续建议：' . (is_array($insight['next_steps']) ? implode('；', $insight['next_steps']) : $insight['next_steps']);
    766. 

  766.                 }
    767. 

  767.                 $analysis = is_array($analysisRaw) ? json_encode($analysisRaw, JSON_UNESCAPED_UNICODE) : $analysisRaw;
    768. 

  768.                 if ($analysis === null || $analysis === '') {
    769. 

  769.                     $analysis = '暂无解题思路，待补充';
    770. 

  770.                 }
    771. 

  771.                 if (is_string($analysis)) {
    772. 

  772.                     $analysis = preg_replace('/^【?\s*解题思路\s*】?\s*[:：]?\s*/u', '', $analysis);
    773. 

  773.                 }
    774. 

  774.                 $formatSolutionLikeGrading = function ($text) {
    775. 

  775.                     if (!is_string($text) || trim($text) === '') {
    776. 

  776.                         return $text;
    777. 

  777.                     }
    778. 

  778.                     $normalized = preg_replace('/\s*；\s*步骤\s*(\d+)/u', "；\n步骤$1", $text);
    779. 

  779.                     $normalized = preg_replace('/\s*。\s*步骤\s*(\d+)/u', "。\n步骤$1", $normalized);
    780. 

  780.                     $normalized = preg_replace('/(?<!^)(步骤\s*\d+\s*[:：])/u', "\n$1", $normalized);
    781. 

  781.                     $normalized = preg_replace('/(?<!^)(第\s*\d+\s*步\s*[:：]?)/u', "\n$1", $normalized);
    782. 

  782.                     $normalized = preg_replace('/\n{3,}/u', "\n\n", $normalized);
    783. 

  783.                     // 去掉每行左侧缩进空白，避免出现“左边空好几个字符”
    784. 

  784.                     $normalized = preg_replace('/^[\h\x{3000}]+/mu', '', $normalized);
    785. 

  785.                     return trim($normalized);
    786. 

  786.                 };
    787. 

  787.                 $stepsRaw = $insight['steps'] ?? $insight['solution_steps'] ?? $insight['analysis_steps'] ?? null;
    788. 

  788.                 $steps = [];
    789. 

  789.                 if (is_array($stepsRaw)) {
    790. 

  790.                     $steps = $stepsRaw;
    791. 

  791.                 } elseif (is_string($stepsRaw) && trim($stepsRaw) !== '') {
    792. 

  792.                     $steps = preg_split('/[\r\n]+/', trim($stepsRaw));
    793. 

  793.                 }
    794. 

  794.                 $typeMap = ['choice' => '选择题', 'fill' => '填空题', 'answer' => '解答题'];
    795. 

  795.                 $typeLabel = $typeMap[$q['question_type'] ?? ''] ?? ($q['question_type'] ?? '题型未标注');
    796. 

  796.                 $questionText = is_string($q['question_text']) ? $q['question_text'] : json_encode($q['question_text'], JSON_UNESCAPED_UNICODE);
    797. 

  797.                 $solution = $q['solution'] ?? null;
    798. 

  798.                 if (is_string($solution)) {
    799. 

  799.                     $solution = preg_replace('/^【?\s*解题思路\s*】?\s*[:：]?\s*/u', '', $solution);
    800. 

  800.                 }
    801. 

  801.                 $solution = $formatSolutionLikeGrading($solution);
    802. 

  802.                 $analysis = $formatSolutionLikeGrading($analysis);
    803. 

  803.                 // 对齐判卷渲染口径：直接走 MathFormulaProcessor，保留图片与公式标签
    804. 

  804.                 $renderLikeGrading = function ($text) {
    805. 

  805.                     if (is_array($text)) {
    806. 

  806.                         $text = json_encode($text, JSON_UNESCAPED_UNICODE);
    807. 

  807.                     }
    808. 

  808.                     $text = is_string($text) ? trim($text) : '';
    809. 

  809.                     if ($text === '') {
    810. 

  810.                         return '';
    811. 

  811.                     }
    812. 

  812.                     return \App\Services\MathFormulaProcessor::processFormulas($text);
    813. 

  813.                 };
    814. 

  814.                 // 选择题：选项来自服务端 questions.options / 题干解析；正确答案字母用于打 ✅
    815. 

  815.                 $displayCorrectAnswer = is_array($correctAnswer)
    816. 

  816.                     ? json_encode($correctAnswer, JSON_UNESCAPED_UNICODE)
    817. 

  817.                     : (string) $correctAnswer;
    818. 

  818.                 $questionTypeRaw = strtolower(trim((string) ($q['question_type'] ?? '')));
    819. 

  819.                 $isChoiceQuestion = in_array($questionTypeRaw, ['choice', 'multiple_choice', 'single_choice', '选择题', 'select'], true);
    820. 

  820.                 $normalizedOptions = [];
    821. 

  821.                 $correctAnswerLetters = [];
    822. 

  822.                 if ($isChoiceQuestion) {
    823. 

  823.                     $rawOptions = $q['options'] ?? [];
    824. 

  824.                     if (is_string($rawOptions)) {
    825. 

  825.                         $decodedOptions = json_decode($rawOptions, true);
    826. 

  826.                         $rawOptions = is_array($decodedOptions) ? $decodedOptions : [];
    827. 

  827.                     }
    828. 

  828.                     if (is_array($rawOptions)) {
    829. 

  829.                         foreach ($rawOptions as $optKey => $optValue) {
    830. 

  830.                             $letter = null;
    831. 

  831.                             if (is_string($optKey) && preg_match('/([A-H])/i', $optKey, $m)) {
    832. 

  832.                                 $letter = strtoupper($m[1]);
    833. 

  833.                             } elseif (is_array($optValue)) {
    834. 

  834.                                 $candidate = $optValue['label'] ?? $optValue['key'] ?? $optValue['option'] ?? null;
    835. 

  835.                                 if (is_string($candidate) && preg_match('/([A-H])/i', $candidate, $m)) {
    836. 

  836.                                     $letter = strtoupper($m[1]);
    837. 

  837.                                 }
    838. 

  838.                             }
    839. 

  839.                             if ($letter === null) {
    840. 

  840.                                 continue;
    841. 

  841.                             }
    842. 

  842.                             $content = is_array($optValue)
    843. 

  843.                                 ? ($optValue['content'] ?? $optValue['text'] ?? $optValue['value'] ?? '')
    844. 

  844.                                 : $optValue;
    845. 

  845.                             if (!is_string($content)) {
    846. 

  846.                                 $content = json_encode($content, JSON_UNESCAPED_UNICODE);
    847. 

  847.                             }
    848. 

  848.                             $content = trim((string) $content);
    849. 

  849.                             if ($content !== '') {
    850. 

  850.                                 $normalizedOptions[$letter] = $content;
    851. 

  851.                             }
    852. 

  852.                         }
    853. 

  853.                     }
    854. 

  854.                     if (trim((string) $correctAnswer) !== '') {
    855. 

  855.                         preg_match_all('/[A-H]/i', strtoupper((string) $correctAnswer), $answerMatches);
    856. 

  856.                         $correctAnswerLetters = array_values(array_unique($answerMatches[0] ?? []));
    857. 

  857.                     }
    858. 

  858.                     if (!empty($normalizedOptions) && !empty($correctAnswerLetters)) {
    859. 

  859.                         $mappedAnswers = [];
    860. 

  860.                         foreach ($correctAnswerLetters as $letter) {
    861. 

  861.                             if (isset($normalizedOptions[$letter])) {
    862. 

  862.                                 $mappedAnswers[] = $letter . '. ' . $normalizedOptions[$letter];
    863. 

  863.                             }
    864. 

  864.                         }
    865. 

  865.                         if (!empty($mappedAnswers)) {
    866. 

  866.                             $displayCorrectAnswer = implode('；', $mappedAnswers);
    867. 

  867.                         }
    868. 

  868.                     }
    869. 

  869.                 }
    870. 

  870.                 $choiceOptionLetters = !empty($normalizedOptions) ? array_keys($normalizedOptions) : [];
    871. 

  871.                 sort($choiceOptionLetters);
    872. 

  872.                 $choiceLayoutClass = 'options-grid-1';
    873. 

  873.                 $layoutDecider = app(\App\Support\OptionLayoutDecider::class);
    874. 

  874.                 if (! empty($normalizedOptions) && ! empty($choiceOptionLetters)) {
    875. 

  875.                     $optValuesForLayout = [];
    876. 

  876.                     foreach ($choiceOptionLetters as $L) {
    877. 

  877.                         $optValuesForLayout[] = $normalizedOptions[$L];
    878. 

  878.                     }
    879. 

  879.                     $layoutMeta = $layoutDecider->decide($optValuesForLayout, 'grading');
    880. 

  880.                     $choiceLayoutClass = $layoutMeta['class'] ?? 'options-grid-1';
    881. 

  881.                 }
    882. 

  882.             @endphp
    883. 

  883.             <div class="question-card">
    884. 

  884.                 <div style="display:flex; justify-content:space-between; align-items:center; gap:8px; margin-bottom:4px;">
    885. 

  885.                     <div style="display:flex; align-items:center; gap:8px; font-weight:600;">
    886. 

  886.                         <span class="tag">题号 {{ $q['display_number'] ?? $q['question_number'] }} · {{ $typeLabel }}</span>
    887. 

  887.                         @php
    888. 

  888.                             $kpName = $q['knowledge_point_name'] ?? $q['knowledge_point'] ?? null;
    889. 

  889.                             if (!empty($kpName) && $kpName !== '-' && $kpName !== '未标注') {
    890. 

  890.                                 echo '<span class="tag" style="background: #eef2ff; color:#4338ca;">' . e($kpName) . '</span>';
    891. 

  891.                             }
    892. 

  892.                         @endphp
    893. 

  893.                         @if($showStatus)
    894. 

  894.                             <span class="tag" style="background: {{ $statusColor }}; color:#fff;">{{ $statusText }}</span>
    895. 

  895.                         @endif
    896. 

  896.                     </div>
    897. 

  897.                     @if($score !== null && $fullScore !== null)
    898. 

  898.                         <div class="muted">得分 {{ $score }} / {{ $fullScore }}</div>
    899. 

  899.                     @endif
    900. 

  900.                 </div>
    901. 

  901. 

  902.                 {{-- 题干：数据已在 ExamPdfExportService 中经 processQuestionData（含 <image>→<img>、公式）；样式对齐判卷 question-stem --}}
    903. 

  903.                 <div class="question-stem math-content" style="margin-bottom:6px;">{!! $questionText !!}</div>
    904. 

  904. 

  905.                 {{-- 选择题：与判卷页相同网格布局（OptionLayoutDecider），正确项旁 ✅ --}}
    906. 

  906.                 @if(!empty($isChoiceQuestion) && !empty($normalizedOptions))
    907. 

  907.                     <div class="report-options {{ $choiceLayoutClass }}">
    908. 

  908.                         @foreach($choiceOptionLetters as $optLetter)
    909. 

  909.                             @php
    910. 

  910.                                 $isCorrectOpt = in_array($optLetter, $correctAnswerLetters ?? [], true);
    911. 

  911.                                 $rawOpt = (string) ($normalizedOptions[$optLetter] ?? '');
    912. 

  912.                                 $normalizedOpt = str_replace('\\dfrac', '\\frac', $rawOpt);
    913. 

  913.                                 $normalizedOpt = str_replace('\\displaystyle', '', $normalizedOpt);
    914. 

  914.                                 $normalizedOpt = $layoutDecider->normalizeCompactMathForDisplay($normalizedOpt);
    915. 

  915.                                 $rawOptPlain = html_entity_decode(strip_tags($rawOpt), ENT_QUOTES | ENT_HTML5, 'UTF-8');
    916. 

  916.                                 $rawOptPlain = preg_replace('/\s+/u', '', $rawOptPlain ?? '');
    917. 

  917.                                 $isShortOption = mb_strlen((string) $rawOptPlain, 'UTF-8') <= 8;
    918. 

  918.                                 $valClass = $isShortOption ? 'option-short' : 'option-long';
    919. 

  919.                                 $renderedOpt = $renderLikeGrading($normalizedOpt);
    920. 

  920.                             @endphp
    921. 

  921.                             <div class="option option-compact">
    922. 

  922.                                 <strong>{{ $optLetter }}.</strong>
    923. 

  923.                                 <span class="option-value {{ $valClass }}">{!! $renderedOpt !!}</span>
    924. 

  924.                                 @if($isCorrectOpt)
    925. 

  925.                                     <span style="margin-left:4px; font-size:13px; color:#15803d; font-weight:700;">✅</span>
    926. 

  926.                                 @endif
    927. 

  927.                             </div>
    928. 

  928.                         @endforeach
    929. 

  929.                     </div>
    930. 

  930.                 @endif
    931. 

  931. 

  932.                 {{-- 非选择题，或选择题未能得到选项列表时：显示「正确答案」文字框 --}}
    933. 

  933.                 @if(!empty($correctAnswer) && (!$isChoiceQuestion || empty($normalizedOptions)))
    934. 

  934.                     <div class="question-block" style="background:#f0fdf4; border-left:3px solid #10b981;">
    935. 

  935.                         <div style="font-weight:600; font-size:12px; color:#111827; margin-bottom:3px;">正确答案</div>
    936. 

  936.                         <div class="math-content" style="line-height:1.7; color:#374151;">
    937. 

  937.                             {!! $renderLikeGrading($displayCorrectAnswer) !!}
    938. 

  938.                         </div>
    939. 

  939.                     </div>
    940. 

  940.                 @endif
    941. 

  941. 

  942.                 {{-- 解题思路：判卷页 answer-meta 口径（单行标题+正文，避免大块色条占行） --}}
    943. 

  943.                 @if(!empty($solution))
    944. 

  944.                     <div class="report-answer-meta">
    945. 

  945.                         <div class="answer-line">
    946. 

  946.                             <strong>解题思路：</strong>
    947. 

  947.                             <span class="solution-content">{!! $renderLikeGrading($solution) !!}</span>
    948. 

  948.                         </div>
    949. 

  949.                     </div>
    950. 

  950.                 @elseif(!empty($analysis) && $analysis !== '暂无解题思路记录')
    951. 

  951.                     <div class="report-answer-meta">
    952. 

  952.                         <div class="answer-line">
    953. 

  953.                             <strong>解题思路：</strong>
    954. 

  954.                             <span class="solution-content">{!! $renderLikeGrading($analysis) !!}</span>
    955. 

  955.                         </div>
    956. 

  956.                     </div>
    957. 

  957.                 @endif
    958. 

  958. 

  959.                 {{-- 解题步骤（如果有） --}}
    960. 

  960.                 @if(!empty($steps))
    961. 

  961.                     <div style="margin-top:6px; font-size:12px;">
    962. 

  962.                         <div style="font-weight:600; margin-bottom:3px;">解题步骤</div>
    963. 

  963.                         <ol style="margin:0; padding-left:18px;">
    964. 

  964.                             @foreach($steps as $s)
    965. 

  965.                                 <li style="margin-bottom:2px;">{!! nl2br(e(is_array($s) ? json_encode($s, JSON_UNESCAPED_UNICODE) : $s)) !!}</li>
    966. 

  966.                             @endforeach
    967. 

  967.                         </ol>
    968. 

  968.                     </div>
    969. 

  969.                 @endif
    970. 

  970.             </div>
    971. 

  971.         @endforeach
    972. 

  972.     </div>
    973. 

  973.     @endif
    974. 

  974.     </div> {{-- 闭合page div --}}
    975. 

  975. 

  976.     <script src="/js/katex.min.js"></script>
    977. 

  977.     <script src="/js/auto-render.min.js"></script>
    978. 

  978.     <script>
    979. 

  979.         document.addEventListener('DOMContentLoaded', function() {
    980. 

  980.             try {
    981. 

  981.                 renderMathInElement(document.body, {
    982. 

  982.                     delimiters: [
    983. 

  983.                         {left: "$$", right: "$$", display: true},
    984. 

  984.                         {left: "$", right: "$", display: false},
    985. 

  985.                         {left: "\\(", right: "\\)", display: false},
    986. 

  986.                         {left: "\\[", right: "\\]", display: true}
    987. 

  987.                     ],
    988. 

  988.                     throwOnError: false,
    989. 

  989.                     strict: false,
    990. 

  990.                     trust: true
    991. 

  991.                 });
    992. 

  992.             } catch (e) {}
    993. 

  993.         });
    994. 

  994.     </script>
    995. 

  995. </body>
    996. 

  996. </html>
    997.