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lvyuou/BannerController.java

104 lines
3.5 KiB

package com.gk.study.controller;
import com.gk.study.common.APIResponse;
import com.gk.study.common.ResponeCode;
import com.gk.study.entity.Banner;
import com.gk.study.permission.Access;
import com.gk.study.permission.AccessLevel;
import com.gk.study.service.BannerService;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.util.StringUtils;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;
import java.io.File;
import java.io.IOException;
import java.util.List;
import java.util.UUID;
@RestController
@RequestMapping("/banner")
public class BannerController {
private final static Logger logger = LoggerFactory.getLogger(BannerController.class);
@Autowired
BannerService service;
@Value("${File.uploadPath}")
private String uploadPath;
@RequestMapping(value = "/list", method = RequestMethod.GET)
public APIResponse list(){
List<Banner> list = service.getBannerList();
return new APIResponse(ResponeCode.SUCCESS, "查询成功", list);
}
@Access(level = AccessLevel.ADMIN)
@RequestMapping(value = "/create", method = RequestMethod.POST)
@Transactional
public APIResponse create(Banner banner) throws IOException {
String image = saveBanner(banner);
if(!StringUtils.isEmpty(image)) {
banner.image = image;
}
service.createBanner(banner);
return new APIResponse(ResponeCode.SUCCESS, "创建成功");
}
@Access(level = AccessLevel.ADMIN)
@RequestMapping(value = "/delete", method = RequestMethod.POST)
public APIResponse delete(String ids){
System.out.println("ids===" + ids);
// 批量删除
String[] arr = ids.split(",");
for (String id : arr) {
service.deleteBanner(id);
}
return new APIResponse(ResponeCode.SUCCESS, "删除成功");
}
@Access(level = AccessLevel.ADMIN)
@RequestMapping(value = "/update", method = RequestMethod.POST)
@Transactional
public APIResponse update(Banner banner) throws IOException {
String image = saveBanner(banner);
if(!StringUtils.isEmpty(image)) {
banner.image = image;
}
service.updateBanner(banner);
return new APIResponse(ResponeCode.SUCCESS, "更新成功");
}
public String saveBanner(Banner banner) throws IOException {
MultipartFile file = banner.getImageFile();
String newFileName = null;
if(file !=null && !file.isEmpty()) {
// 存文件
String oldFileName = file.getOriginalFilename();
String randomStr = UUID.randomUUID().toString();
newFileName = randomStr + oldFileName.substring(oldFileName.lastIndexOf("."));
String filePath = uploadPath + File.separator + "banner" + File.separator + newFileName;
File destFile = new File(filePath);
if(!destFile.getParentFile().exists()){
destFile.getParentFile().mkdirs();
}
file.transferTo(destFile);
}
if(!StringUtils.isEmpty(newFileName)) {
banner.image = newFileName;
}
return newFileName;
}
}