uwip/src/main/java/com/izouma/awesomeAdmin/web/DistrictController.java

package com.izouma.awesomeAdmin.web;

import com.izouma.awesomeAdmin.domain.District;
import com.izouma.awesomeAdmin.dto.PageQuery;
import com.izouma.awesomeAdmin.exception.BusinessException;
import com.izouma.awesomeAdmin.repo.DistrictRepo;
import com.izouma.awesomeAdmin.service.DistrictService;
import com.izouma.awesomeAdmin.utils.ObjUtils;
import com.izouma.awesomeAdmin.utils.excel.ExcelUtils;
import lombok.AllArgsConstructor;
import org.springframework.data.domain.Page;
import org.springframework.web.bind.annotation.*;

import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.util.List;

@RestController
@RequestMapping("/district")
@AllArgsConstructor
public class DistrictController extends BaseController {
    private DistrictService districtService;
    private DistrictRepo    districtRepo;

    //@PreAuthorize("hasRole('ADMIN')")
    @PostMapping("/save")
    public District save(@RequestBody District record) {
        if (record.getId() != null) {
            District orig = districtRepo.findById(record.getId()).orElseThrow(new BusinessException("无记录"));
            ObjUtils.merge(orig, record);
            return districtRepo.save(orig);
        }
        return districtRepo.save(record);
    }


    //@PreAuthorize("hasRole('ADMIN')")
    @GetMapping("/all")
    public Page<District> all(PageQuery pageQuery) {
        return districtService.all(pageQuery);
    }

    @GetMapping("/get/{id}")
    public District get(@PathVariable Long id) {
        return districtRepo.findById(id).orElseThrow(new BusinessException("无记录"));
    }

    @PostMapping("/del/{id}")
    public void del(@PathVariable Long id) {
        districtRepo.deleteById(id);
    }

    @GetMapping("/excel")
    @ResponseBody
    public void excel(HttpServletResponse response, PageQuery pageQuery) throws IOException {
        List<District> data = all(pageQuery).getContent();
        ExcelUtils.export(response, data);
    }
}