raex_back/src/main/java/com/izouma/nineth/web/MetaZoumaLightController.java

package com.izouma.nineth.web;
import com.izouma.nineth.domain.MetaZoumaLight;
import com.izouma.nineth.dto.PageQuery;
import com.izouma.nineth.exception.BusinessException;
import com.izouma.nineth.repo.MetaZoumaLightRepo;
import com.izouma.nineth.service.MetaZoumaLightService;
import com.izouma.nineth.utils.ObjUtils;
import com.izouma.nineth.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;
import java.util.Objects;

@RestController
@RequestMapping("/metaZoumaLight")
@AllArgsConstructor
public class MetaZoumaLightController extends BaseController {
    private MetaZoumaLightService metaZoumaLightService;
    private MetaZoumaLightRepo metaZoumaLightRepo;

    //@PreAuthorize("hasRole('ADMIN')")
    @PostMapping("/save")
    public MetaZoumaLight save(@RequestBody MetaZoumaLight record) {
        if (record.isPublish()) {
            MetaZoumaLight metaZoumaLight = metaZoumaLightRepo.findByPublish(true);
            if (Objects.nonNull(metaZoumaLight) && !Objects.equals(metaZoumaLight.getId(), record.getId())){
                throw new BusinessException("仅允许发布一条！");
            }
        }
        if (record.getId() != null) {
            MetaZoumaLight orig = metaZoumaLightRepo.findById(record.getId()).orElseThrow(new BusinessException("无记录"));
            ObjUtils.merge(orig, record);
            return metaZoumaLightRepo.save(orig);
        }
        return metaZoumaLightRepo.save(record);
    }


    //@PreAuthorize("hasRole('ADMIN')")
    @PostMapping("/all")
    public Page<MetaZoumaLight> all(@RequestBody PageQuery pageQuery) {
        return metaZoumaLightService.all(pageQuery);
    }

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

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

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