update

app/Http/Controllers/Admin/OtherController.php

@@ -277,10 +277,10 @@ class OtherController extends CommonController
             // 开始结束日期的筛选。or查询
             $query->whereBetween('start_date', [$start_date, $end_date])
                 ->orWhereBetween('end_date', [$start_date, $end_date]);
-        })->get();
+        })->where('type', $course_type_id)->get();
         foreach ($historyCourses as $historyCourse) {
             $courseTypesSum[] = [
-                'course_type' => $historyCourse->course_type,
+                'course_type' => $historyCourse->typeDetail->name,
                 // 培养人数
                 'course_type_signs_pass' => $historyCourse->course_type_signs_pass,
                 // 去重培养人数

app/Models/CourseSign.php

@@ -179,14 +179,7 @@ class CourseSign extends SoftDeletesModel
             return $list;
         } else {
             // 返回统计数据
-            $baseTotal = $list->count();
-            // 历史数据
-            $historyTotal = HistoryCourse::where(function ($query) use ($start_date, $end_date) {
-                // 开始结束日期的筛选。or查询
-                $query->whereBetween('start_date', [$start_date, $end_date])
-                    ->orWhereBetween('end_date', [$start_date, $end_date]);
-            })->where('type', request('course_type_id'))->sum('course_type_signs_pass_unique');
-            return $baseTotal + $historyTotal;
+            return $list->count();
         }
     }
 

app/Models/HistoryCourse.php

@@ -4,5 +4,10 @@ namespace App\Models;
 
 class HistoryCourse extends SoftDeletesModel
 {
+
+    public function typeDetail()
+    {
+        return $this->hasOne(CourseType::class, 'id', 'type');
+    }
 }