..

app/Model/Campus.php

@@ -101,4 +101,16 @@ class Campus extends AetherModel
     {
         return $query->where('status', 1);
     }
+
+    /**
+     * 获取校区下的老师.
+     * @return HasMany
+     */
+    public function teachers(): HasMany
+    {
+        return $this->hasMany(Teacher::class, 'campus_id', 'id')
+            ->where('status', 1)
+            ->whereNull('deleted_at');
+    }
+
 }