laravel多条件查询

/**

• @func 订单查询
• @prame arr 订单号
• @prame state 修改后的状态 OK
• **/
  public function queryOrder(Request KaTeX parse error: Expected '}', got 'EOF' at end of input: …est){ if (request->query_order){
  $a = Order::with(['goods']) ->where($request->query_order,$request->num)->get();
  $count = Order::where($request->query_order,$request->num)->count();
  $response = [
  ‘code’ => 0,
  ‘msg’ => ‘操作成功’,
  ‘data’ => $a,
  ‘count’ => $count
  ];
  }else {
  $query = Order::query();
  $query->with(['goods']); if (isset($request->Source))
  $query->where(‘Source’, $request->Source); if (isset($request->Courier))
  $query->where(‘Courier’, $request->Courier); if (isset($request->date))
  $query->where(‘created_at’,’>’, $request->date); if (isset($request->date1))
  $query->where(‘created_at’,’<’, $request->date1);
  $a = $query->get();
  $count = $query->count();
  $response = [
  ‘code’ => 0,
  ‘msg’ => ‘操作成功’,
  ‘count’ => $count,
  ‘data’ => KaTeX parse error: Expected 'EOF', got '}' at position 20: … ]; }̲ return re…response, 200);
  }