update

app/Http/Controllers/Admin/OtherController.php

@@ -233,13 +233,31 @@ class OtherController extends CommonController
         $calendar = Calendar::where(function ($query) use ($start_date, $end_date) {
             $query->whereBetween('start_time', [$start_date, $end_date])
                 ->orWhereBetween('end_time', [$start_date, $end_date]);
-        })->where(function ($query) {
+        })->where(function ($query) use ($course_type_id, $courses) {
-            $course_type_id = request('course_type_id');
+            // course_type_id 和 course id 是或关系，满足其中一个就行
+            $hasCondition = false;
+
+            // 条件1：course_type_id 筛选
             if ($course_type_id) {
-                $course_type_id = explode(',', $course_type_id);
+                $course_type_id_array = is_array($course_type_id) ? $course_type_id : explode(',', $course_type_id);
-                $query->whereIn('course_type_id', $course_type_id);
+                $query->whereIn('course_type_id', $course_type_id_array);
+                $hasCondition = true;
             }
-        });
+
+            // 条件2：course id 筛选（或关系）
+            if ($courses && $courses->count() > 0) {
+                if ($hasCondition) {
+                    $query->orWhereHas('course', function ($q) use ($courses) {
+                        $q->whereIn('id', $courses->pluck('id'));
+                    });
+                } else {
+                    $query->whereHas('course', function ($q) use ($courses) {
+                        $q->whereIn('id', $courses->pluck('id'));
+                    });
+                }
+            }
+        })->get();
+
         $list['course_total'] = (clone $calendar)->count();
         // 开课天数
         $list['course_day_total'] = (clone $calendar)->where('is_count_days', 1)->sum('days');