@ApiOperation("上傳醫院")
@PostMapping("saveHospital")
public Result saveHospital(HttpServletRequest request) {
    Map<String, String[]> parameterMap = request.getParameterMap();
    // 調用工具類把map中的string[]轉成obj
    Map<String, Object> stringObjectMap = HttpRequestHelper.switchMap(parameterMap);
    // base64編碼傳送過程中把"+"變成了" "空白，要轉換回來
    String logoData = (String) stringObjectMap.get("logoData");
    logoData = logoData.replaceAll(" ", "+");
    stringObjectMap.put("logoData", logoData);
    return hospitalService.save(stringObjectMap) ? Result.ok() : Result.build(230, "醫院編號已存在，修改請聯絡工程師");
}

@Override
public boolean save(Map<String, Object> stringObjectMap) {
    // 將map轉成Hospital實體類物件
    // String string = JSONObject.toJSONString(stringObjectMap);
    // Hospital hospital = JSONObject.parseObject(string, Hospital.class);
    Hospital hospital = BeanUtils.mapToBean(stringObjectMap, Hospital.class);
    // 判斷是否已存在
    String hoscode = hospital.getHoscode();
    Hospital hospitalExist = hospitalRepository.getHospitalByHoscode(hoscode);
    /*  TODO 這裡有bug，他設定hoscode是唯一，但是又不標記成mongo的Id，物件沒有mongo的Id作為屬性，
    就沒辦法靠同Id視為更新的save去更新，永遠只會說重複不給存報錯，如果拿掉不重複標記，
    就變成一直存成新物件，修這個要從model層去改
    而MD5加密驗證的部分，覺得這邊他教的太混亂，應該寫在service層
    原理懂就好，就醫院方API把key用MD5加密傳過來，平台方去醫院設定mysql也抓那個key
    然後執行一樣的MD5加密，驗證是否相同，利用MD5不可逆推(暴力哈希碰撞除外)特性
    實現安全驗證
    */
    if (hospitalExist == null) {
        // 新物件
        hospital.setStatus(0);
        hospital.setCreateTime(new Date());
        hospital.setUpdateTime(new Date());
        hospital.setIsDeleted(0);
        hospitalRepository.save(hospital);
        return true;
    } else {
        // 已存在，要修改
        return false;
    }
}

@ApiOperation("查詢醫院")
@PostMapping("hospital/show")
public Result showHospital(HttpServletRequest request) {
    Map<String, String[]> parameterMap_0 = request.getParameterMap();
    // 調用工具類把map中的string[]轉成obj
    Map<String, Object> parameterMap = HttpRequestHelper.switchMap(parameterMap_0);
    String hoscode = (String) parameterMap.get("hoscode");
    return Result.ok(hospitalService.showHospital(hoscode));
}

    @ApiOperation("上傳科室")
    @PostMapping("saveDepartment")
    public Result saveDepartment(HttpServletRequest request) {
        Map<String, String[]> parameterMap_0 = request.getParameterMap();
        Map<String, Object> parameterMap = HttpRequestHelper.switchMap(parameterMap_0);
        return departmentService.save(parameterMap) ? Result.ok() : Result.build(230, "醫院科室編號已存在，修改請聯絡工程師");
    }

    @ApiOperation("查詢科室")
    @PostMapping("department/list")
    public Result findDepartment(HttpServletRequest request) {
        Map<String, String[]> parameterMap_0 = request.getParameterMap();
        Map<String, Object> parameterMap = HttpRequestHelper.switchMap(parameterMap_0);
        // 獲取醫院編號
        String hoscode = (String) parameterMap.get("hoscode");
        // 獲取當前頁 和 每頁記錄數，沒指定(為空)就是1跟10
        int page = StringUtils.isEmpty(parameterMap.get("page")) ? 1 : Integer.parseInt((String) parameterMap.get(
                "page"));
        int limit = StringUtils.isEmpty(parameterMap.get("limit")) ? 10 : Integer.parseInt((String) parameterMap.get(
                "limit"));

        DepartmentQueryVo departmentQueryVo = new DepartmentQueryVo();
        departmentQueryVo.setHoscode(hoscode);
        // 調用service方法
        Page<Department> pageModel = departmentService.findPageDepartment(page, limit, departmentQueryVo);
        return Result.ok(pageModel);
    }

    @ApiOperation("刪除科室")
    @PostMapping("department/remove")
    public Result removeDepartment(HttpServletRequest request) {
        Map<String, String[]> parameterMap_0 = request.getParameterMap();
        Map<String, Object> parameterMap = HttpRequestHelper.switchMap(parameterMap_0);
        // 醫院編號 和 科室編號
        String hoscode = (String) parameterMap.get("hoscode");
        String depcode = (String) parameterMap.get("depcode");
        if (depcode == null || hoscode == null) {
            return Result.build(230, "醫院或科室編號不存在");
        }
        departmentService.remove(hoscode, depcode);
        return Result.ok();
    }

@Service
public class DepartmentServiceImpl implements DepartmentService {
    @Autowired
    private DepartmentRepository departmentRepository;

    @Override
    public boolean save(Map<String, Object> parameterMap) {
        Department department = BeanUtils.mapToBean(parameterMap, Department.class);
        // 根據醫院編號 和 科室編號查詢
        Department departmentExist = departmentRepository.
                getDepartmentByHoscodeAndDepcode(department.getHoscode(), department.getDepcode());
        if (departmentExist == null) {
            department.setCreateTime(new Date());
            department.setUpdateTime(new Date());
            departmentRepository.save(department);
            return true;
        }
        return false;
    }

    @Override
    public Page<Department> findPageDepartment(int page, int limit, DepartmentQueryVo departmentQueryVo) {
        // 創建Pageable，設置當前頁和每頁記錄數，0是第一頁
        Pageable pageable = PageRequest.of(page - 1, limit);
        // 查詢用VO，所以要先造一個department去承接屬性
        Department department = new Department();
        org.springframework.beans.BeanUtils.copyProperties(departmentQueryVo, department);
        // 創建Example設定查詢條件
        ExampleMatcher matcher = ExampleMatcher.matching()
                .withStringMatcher(ExampleMatcher.StringMatcher.CONTAINING)
                .withIgnoreCase(true);
        Example<Department> example = Example.of(department, matcher);

        Page<Department> all = departmentRepository.findAll(example, pageable);
        return all;
    }

    @Override
    public void remove(String hoscode, String depcode) {
        // 根據醫院編號 和 科室編號查詢
        Department department = departmentRepository.getDepartmentByHoscodeAndDepcode(hoscode, depcode);
        if (department != null) {
            // 調用方法刪除
            departmentRepository.deleteById(department.getId());
        }
    }
}