feat: 看板支持A/B组对比下钻 + 全屏 + 删除返回按钮 + 全系统组别(A/B)支持

lib/Roster.php

@@ -29,6 +29,7 @@ class Roster
                 'sid'  => trim((string)($s['sid'] ?? '')),
                 'name' => trim((string)($s['name'] ?? '')),
                 'cls'  => trim((string)($s['cls'] ?? '')),
+                'grp'  => trim((string)($s['grp'] ?? '')),
             ];
         }
         return $out;
@@ -56,6 +57,7 @@ class Roster
                 'sid'  => $sid,
                 'name' => $name,
                 'cls'  => trim((string)($s['cls'] ?? '')),
+                'grp'  => trim((string)($s['grp'] ?? '')),
             ];
         }
         return ny_write_json(self::file(), [
@@ -177,6 +179,7 @@ class Roster
         $sidCol  = -1;
         $nameCol = -1;
         $clsCol  = -1;
+        $grpCol  = -1;
         $headerIdx = -1;
 
         // 找表头
@@ -202,6 +205,9 @@ class Roster
                 if ($clsCol < 0 && preg_match('/班\s*级|班级|class/i', $c)) {
                     $clsCol = $j;
                 }
+                if ($grpCol < 0 && preg_match('/组\s*别|分\s*组|^\s*组\s*$|group/i', $c)) {
+                    $grpCol = $j;
+                }
             }
         }
         if ($sidCol < 0) {
@@ -222,7 +228,8 @@ class Roster
             // 学号去掉 .0 尾巴（Excel 数字读取）
             $sid = preg_replace('/\.0+$/', '', $sid) ?? $sid;
             $cls = $clsCol >= 0 ? trim((string)($row[$clsCol] ?? '')) : '';
-            $out[] = ['sid' => $sid, 'name' => $name, 'cls' => $cls];
+            $grp = $grpCol >= 0 ? trim((string)($row[$grpCol] ?? '')) : '';
+            $out[] = ['sid' => $sid, 'name' => $name, 'cls' => $cls, 'grp' => $grp];
         }
         return $out;
     }