การ insert update delete ซับซ้อน

            $arrInsert = [];
            $arrDelete = [];

            if (!is_null($input['insert'])) {
                foreach ($input['insert'] as $value) { //loop งานที่ต้องบันทึก
                    if ($value['type'] == 'area') { //ถ้าถูกเลือกพื้นที่มา
                        //ดึงข้อมูลงานที่เลือกมา
                        $workSelects = WorkSelect::where("area_id", $value['area_id'])->get();

                        foreach ($workSelects as $workSelect) {
                            $arrInsert[] = [
                                'user_technician_id' => $value['user_technician_id'],
                                'type' => 'area',
                                'work_select_id' => $workSelect->select_id,
                                'area_id' => $workSelect->area_id,
                                'qty' => $workSelect->qty,
                                'price' => $workSelect->technician_price,
                                'user_created' => $user->id,
                                'created_at' => dateTimeNow(),
                            ];
                        }
                    } elseif ($value['type'] == 'work') { //ถ้าถูกแตกงานมา

                        $arrInsert[] = [
                            'user_technician_id' => $value['user_technician_id'],
                            'type' => 'work',
                            'work_select_id' => $value['work_select_id'],
                            'area_id' => $value['area_id'],
                            'qty' => $value['qty'],
                            'price' => $value['price'],
                            'user_created' => $user->id,
                            'created_at' => dateTimeNow(),
                        ];

                    } //end if
                }

                if (isset($arrInsert)) { //ถ้ามีข้อมูล
                    //บันทึกการแตกงาน
                    WorkQuotationTechnician::insert($arrInsert);
                }
            } //end if(!is_null($input['insert']))

            if (!is_null($input['update'])) {
                foreach ($input['update'] as $value) { //loop งานที่ต้องแก้ไข
                    if ($value['type'] == 'area') { //ถ้าถูกเลือกพื้นที่มา
                        foreach ($value['id'] as $workId) {
                            $update = WorkQuotationTechnician::find($workId);
                            $update->user_technician_id = $value['user_technician_id'];
                            $update->save();
                        }

                    } elseif ($value['type'] == 'work') { //ถ้าถูกแตกงานมา
                        $update = WorkQuotationTechnician::find($value['id']);
                        $update->user_technician_id = $value['user_technician_id'];
                        $update->qty = $value['qty'];
                        $update->price = $value['price'];
                        $update->save();
                    }
                }
            } //end if(!is_null($input['update']))

            if (!is_null($input['delete'])) {
                foreach ($input['delete'] as $value) { //loop งานที่ต้องลบ
                    $arrDelete[] = $value;
                }

                if (isset($arrDelete)) {
                    WorkQuotationTechnician::whereIn('id', $arrDelete)->delete();
                }
            } //end if(!is_null($input['delete']))