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

package com.izouma.nineth.web;

import com.izouma.nineth.config.MetaConstants;
import com.izouma.nineth.domain.MetaResourceVersion;
import com.izouma.nineth.domain.MetaResources;
import com.izouma.nineth.dto.MetaRestResult;
import com.izouma.nineth.service.MetaResourcesService;
import com.izouma.nineth.dto.PageQuery;
import com.izouma.nineth.exception.BusinessException;
import com.izouma.nineth.repo.MetaResourcesRepo;
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.security.access.prepost.PreAuthorize;
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("/metaResources")
@AllArgsConstructor
public class MetaResourcesController extends BaseController {
    private MetaResourcesService metaResourcesService;
    private MetaResourcesRepo metaResourcesRepo;

    //@PreAuthorize("hasRole('ADMIN')")
    @PostMapping("/save")
    public MetaResources save(@RequestBody MetaResources record) {
        MetaResources metaResources = metaResourcesRepo.findByNameAndDel(record.getName(), false);
        if (Objects.nonNull(metaResources) && !Objects.equals(metaResources.getId(), record.getId())) {
            throw new BusinessException("当前资源名称已经存在！");
        }
        if (record.getId() != null) {
            MetaResources orig = metaResourcesRepo.findById(record.getId()).orElseThrow(new BusinessException("无记录"));
            ObjUtils.merge(orig, record);
            return metaResourcesRepo.save(orig);
        }
        return metaResourcesRepo.save(record);
    }


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

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

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

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

    @GetMapping("/getUrl")
    public MetaRestResult<String> getUrl(String name) {
        MetaResources metaResources = metaResourcesRepo.findByNameAndDel(name, false);
        if (Objects.isNull(metaResources)) {
            return MetaRestResult.returnError("不存在该名称的资源");
        }
        if (Objects.isNull(metaResources.getPic())) {
            return MetaRestResult.returnError("该名称的资源文件为空");
        }
        return MetaRestResult.returnSuccess("查询成功", metaResources.getPic().get(0).getUrl());
    }
}