图片上传

src/main/java/com/huangge1199/picture/controller/PictureController.java

@@ -0,0 +1,50 @@
+package com.huangge1199.picture.controller;
+
+import com.huangge1199.picture.annotation.AuthCheck;
+import com.huangge1199.picture.common.R;
+import com.huangge1199.picture.constant.UserConstant;
+import com.huangge1199.picture.model.dto.picture.PictureUploadRequest;
+import com.huangge1199.picture.model.entity.User;
+import com.huangge1199.picture.model.vo.PictureVO;
+import com.huangge1199.picture.service.PictureService;
+import com.huangge1199.picture.service.UserService;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestPart;
+import org.springframework.web.bind.annotation.RestController;
+import org.springframework.web.multipart.MultipartFile;
+
+import javax.annotation.Resource;
+import javax.servlet.http.HttpServletRequest;
+
+/**
+ * 图片
+ *
+ * @author huangge1199
+ * @since 2025/7/26 14:36:52
+ */
+@RestController
+@RequestMapping("/pic")
+public class PictureController {
+
+    @Resource
+    private UserService userService;
+
+    @Resource
+    private PictureService pictureService;
+
+    /**
+     * 上传图片（可重新上传）
+     */
+    @PostMapping("/upload")
+    @AuthCheck(mustRole = UserConstant.ADMIN_ROLE)
+    public R<PictureVO> uploadPicture(
+            @RequestPart("file") MultipartFile multipartFile,
+            PictureUploadRequest pictureUploadRequest,
+            HttpServletRequest request) throws Exception {
+        User loginUser = userService.getLoginUser(request);
+        PictureVO pictureVO = pictureService.uploadPicture(multipartFile, pictureUploadRequest, loginUser);
+        return R.ok(pictureVO);
+    }
+
+}

src/main/java/com/huangge1199/picture/mapper/PictureMapper.java

@@ -0,0 +1,18 @@
+package com.huangge1199.picture.mapper;
+
+import com.huangge1199.picture.model.Picture;
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+
+/**
+* @author hyy
+* @description 针对表【picture(图片)】的数据库操作Mapper
+* @createDate 2025-07-26 11:04:44
+* @Entity com.huangge1199.picture.model.Picture
+*/
+public interface PictureMapper extends BaseMapper<Picture> {
+
+}
+
+
+
+

src/main/java/com/huangge1199/picture/model/Picture.java

@@ -0,0 +1,97 @@
+package com.huangge1199.picture.model;
+
+import com.baomidou.mybatisplus.annotation.IdType;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.baomidou.mybatisplus.annotation.TableName;
+import java.util.Date;
+import lombok.Data;
+
+/**
+ * 图片
+ * @author hyy
+ * @TableName picture
+ */
+@TableName(value ="picture")
+@Data
+public class Picture {
+    /**
+     * id
+     */
+    @TableId(type = IdType.AUTO)
+    private Long id;
+
+    /**
+     * 图片 url
+     */
+    private String url;
+
+    /**
+     * 图片名称
+     */
+    private String name;
+
+    /**
+     * 简介
+     */
+    private String introduction;
+
+    /**
+     * 分类
+     */
+    private String category;
+
+    /**
+     * 标签（JSON 数组）
+     */
+    private String tags;
+
+    /**
+     * 图片体积
+     */
+    private Long picSize;
+
+    /**
+     * 图片宽度
+     */
+    private Integer picWidth;
+
+    /**
+     * 图片高度
+     */
+    private Integer picHeight;
+
+    /**
+     * 图片宽高比例
+     */
+    private Double picScale;
+
+    /**
+     * 图片格式
+     */
+    private String picFormat;
+
+    /**
+     * 创建用户 id
+     */
+    private Long userId;
+
+    /**
+     * 创建时间
+     */
+    private Date createTime;
+
+    /**
+     * 编辑时间
+     */
+    private Date editTime;
+
+    /**
+     * 更新时间
+     */
+    private Date updateTime;
+
+    /**
+     * 是否删除
+     */
+    private Integer isDelete;
+}

src/main/java/com/huangge1199/picture/model/dto/file/UploadPictureResult.java

@@ -0,0 +1,57 @@
+package com.huangge1199.picture.model.dto.file;
+import lombok.Data;
+
+/**
+ * UploadPictureResult
+ *
+ * @author huangge1199
+ * @since 2025/7/26 13:24:59
+ */
+@Data
+public class UploadPictureResult {
+
+    /**
+     * 图片地址
+     */
+    private String url;
+
+    /**
+     * 缩略图 url
+     */
+    private String thumbnailUrl;
+
+    /**
+     * 图片名称
+     */
+    private String picName;
+
+    /**
+     * 文件体积
+     */
+    private Long picSize;
+
+    /**
+     * 图片宽度
+     */
+    private int picWidth;
+
+    /**
+     * 图片高度
+     */
+    private int picHeight;
+
+    /**
+     * 图片宽高比
+     */
+    private Double picScale;
+
+    /**
+     * 图片格式
+     */
+    private String picFormat;
+
+    /**
+     * 图片主色调
+     */
+    private String picColor;
+}

src/main/java/com/huangge1199/picture/model/dto/picture/PictureUpdateRequest.java

@@ -0,0 +1,22 @@
+package com.huangge1199.picture.model.dto.picture;
+
+import lombok.Data;
+
+import java.io.Serializable;
+
+/**
+ * PictureUpdateRequest
+ *
+ * @author huangge1199
+ * @since 2025/7/26 11:18:05
+ */
+@Data
+public class PictureUpdateRequest implements Serializable {
+
+    /**
+     * id
+     */
+    private Long id;
+
+    private static final long serialVersionUID = 1L;
+}

src/main/java/com/huangge1199/picture/model/dto/picture/PictureUploadByBatchRequest.java

@@ -0,0 +1,32 @@
+package com.huangge1199.picture.model.dto.picture;
+
+import lombok.Data;
+
+import java.io.Serializable;
+
+/**
+ * PictureUploadByBatchRequest
+ *
+ * @author huangge1199
+ * @since 2025/7/26 13:36:20
+ */
+@Data
+public class PictureUploadByBatchRequest implements Serializable {
+
+    /**
+     * 搜索词
+     */
+    private String searchText;
+
+    /**
+     * 抓取数量
+     */
+    private Integer count = 10;
+
+    /**
+     * 图片名称前缀
+     */
+    private String namePrefix;
+
+    private static final long serialVersionUID = 1L;
+}

src/main/java/com/huangge1199/picture/model/dto/picture/PictureUploadRequest.java

@@ -0,0 +1,32 @@
+package com.huangge1199.picture.model.dto.picture;
+
+import lombok.Data;
+
+import java.io.Serializable;
+
+/**
+ * PictureUploadRequest
+ *
+ * @author huangge1199
+ * @since 2025/7/26 13:37:11
+ */
+@Data
+public class PictureUploadRequest implements Serializable {
+
+    /**
+     * 图片 id（用于修改）
+     */
+    private Long id;
+
+    /**
+     * 文件地址
+     */
+    private String fileUrl;
+
+    /**
+     * 图片名称
+     */
+    private String picName;
+
+    private static final long serialVersionUID = 1L;
+}

src/main/java/com/huangge1199/picture/model/vo/PictureVO.java

@@ -0,0 +1,151 @@
+package com.huangge1199.picture.model.vo;
+
+import cn.hutool.json.JSONUtil;
+import com.huangge1199.picture.model.Picture;
+import lombok.Data;
+import org.springframework.beans.BeanUtils;
+
+import java.io.Serializable;
+import java.util.ArrayList;
+import java.util.Date;
+import java.util.List;
+
+/**
+ * PictureVO
+ *
+ * @author huangge1199
+ * @since 2025/7/26 13:23:02
+ */
+@Data
+public class PictureVO implements Serializable {
+
+    /**
+     * id
+     */
+    private Long id;
+
+    /**
+     * 图片 url
+     */
+    private String url;
+
+    /**
+     * 缩略图 url
+     */
+    private String thumbnailUrl;
+
+    /**
+     * 图片名称
+     */
+    private String name;
+
+    /**
+     * 简介
+     */
+    private String introduction;
+
+    /**
+     * 标签
+     */
+    private List<String> tags;
+
+    /**
+     * 分类
+     */
+    private String category;
+
+    /**
+     * 文件体积
+     */
+    private Long picSize;
+
+    /**
+     * 图片宽度
+     */
+    private Integer picWidth;
+
+    /**
+     * 图片高度
+     */
+    private Integer picHeight;
+
+    /**
+     * 图片比例
+     */
+    private Double picScale;
+
+    /**
+     * 图片格式
+     */
+    private String picFormat;
+
+    /**
+     * 图片主色调
+     */
+    private String picColor;
+
+    /**
+     * 用户 id
+     */
+    private Long userId;
+
+    /**
+     * 空间 id
+     */
+    private Long spaceId;
+
+    /**
+     * 创建时间
+     */
+    private Date createTime;
+
+    /**
+     * 编辑时间
+     */
+    private Date editTime;
+
+    /**
+     * 更新时间
+     */
+    private Date updateTime;
+
+    /**
+     * 创建用户信息
+     */
+    private UserVO user;
+
+    /**
+     * 权限列表
+     */
+    private List<String> permissionList = new ArrayList<>();
+
+    private static final long serialVersionUID = 1L;
+
+    /**
+     * 封装类转对象
+     */
+    public static Picture voToObj(PictureVO pictureVO) {
+        if (pictureVO == null) {
+            return null;
+        }
+        Picture picture = new Picture();
+        BeanUtils.copyProperties(pictureVO, picture);
+        // 类型不同，需要转换
+        picture.setTags(JSONUtil.toJsonStr(pictureVO.getTags()));
+        return picture;
+    }
+
+    /**
+     * 对象转封装类
+     */
+    public static PictureVO objToVo(Picture picture) {
+        if (picture == null) {
+            return null;
+        }
+        PictureVO pictureVO = new PictureVO();
+        BeanUtils.copyProperties(picture, pictureVO);
+        // 类型不同，需要转换
+        pictureVO.setTags(JSONUtil.toList(picture.getTags(), String.class));
+        return pictureVO;
+    }
+}

src/main/java/com/huangge1199/picture/service/PictureService.java

@@ -0,0 +1,30 @@
+package com.huangge1199.picture.service;
+
+import com.huangge1199.picture.model.Picture;
+import com.baomidou.mybatisplus.extension.service.IService;
+import com.huangge1199.picture.model.dto.picture.PictureUploadRequest;
+import com.huangge1199.picture.model.entity.User;
+import com.huangge1199.picture.model.vo.PictureVO;
+import org.springframework.web.multipart.MultipartFile;
+
+import java.io.IOException;
+
+/**
+ * @author hyy
+ * @description 针对表【picture(图片)】的数据库操作Service
+ * @createDate 2025-07-26 11:04:44
+ */
+public interface PictureService extends IService<Picture> {
+    /**
+     * 上传图片
+     *
+     * @param multipartFile
+     * @param pictureUploadRequest
+     * @param loginUser
+     * @return
+     */
+    PictureVO uploadPicture(MultipartFile multipartFile,
+                            PictureUploadRequest pictureUploadRequest,
+                            User loginUser) throws Exception;
+
+}

src/main/java/com/huangge1199/picture/service/PictureSevice.java

@@ -0,0 +1,27 @@
+package com.huangge1199.picture.service;
+
+import com.huangge1199.picture.model.dto.picture.PictureUploadRequest;
+import com.huangge1199.picture.model.entity.User;
+import com.huangge1199.picture.model.vo.PictureVO;
+import org.springframework.web.multipart.MultipartFile;
+
+/**
+ * PictureSevice
+ *
+ * @author huangge1199
+ * @since 2025/7/26 13:34:02
+ */
+public interface PictureSevice {
+    /**
+     * 上传图片
+     *
+     * @param multipartFile
+     * @param pictureUploadRequest
+     * @param loginUser
+     * @return
+     */
+    PictureVO uploadPicture(MultipartFile multipartFile,
+                            PictureUploadRequest pictureUploadRequest,
+                            User loginUser);
+
+}

src/main/java/com/huangge1199/picture/service/impl/PictureServiceImpl.java

@@ -0,0 +1,90 @@
+package com.huangge1199.picture.service.impl;
+
+import cn.hutool.core.io.FileUtil;
+import cn.hutool.core.util.NumberUtil;
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.huangge1199.picture.exception.ErrorCode;
+import com.huangge1199.picture.exception.ThrowUtils;
+import com.huangge1199.picture.model.Picture;
+import com.huangge1199.picture.model.dto.file.UploadPictureResult;
+import com.huangge1199.picture.model.dto.picture.PictureUploadRequest;
+import com.huangge1199.picture.model.entity.User;
+import com.huangge1199.picture.model.vo.PictureVO;
+import com.huangge1199.picture.service.PictureService;
+import com.huangge1199.picture.mapper.PictureMapper;
+import com.huangge1199.picture.utils.MinioUtil;
+import org.springframework.stereotype.Service;
+import org.springframework.web.multipart.MultipartFile;
+
+import javax.annotation.Resource;
+import javax.imageio.ImageIO;
+import java.awt.image.BufferedImage;
+import java.io.IOException;
+import java.util.Date;
+
+/**
+ * @author hyy
+ * @description 针对表【picture(图片)】的数据库操作Service实现
+ * @createDate 2025-07-26 11:04:44
+ */
+@Service
+public class PictureServiceImpl extends ServiceImpl<PictureMapper, Picture>
+        implements PictureService {
+
+    @Resource
+    private MinioUtil minioUtil;
+
+    @Override
+    public PictureVO uploadPicture(MultipartFile multipartFile, PictureUploadRequest pictureUploadRequest, User loginUser) throws Exception {
+        ThrowUtils.throwIf(loginUser == null, ErrorCode.NO_AUTH_ERROR);
+        // 用于判断是新增还是更新图片
+        Long pictureId = null;
+        if (pictureUploadRequest != null) {
+            pictureId = pictureUploadRequest.getId();
+        }
+        // 如果是更新图片，需要校验图片是否存在
+        if (pictureId != null) {
+            boolean exists = this.lambdaQuery()
+                    .eq(Picture::getId, pictureId)
+                    .exists();
+            ThrowUtils.throwIf(!exists, ErrorCode.NOT_FOUND_ERROR, "图片不存在");
+        }
+        // 上传图片
+        // 生成唯一文件名
+        String originalFilename = multipartFile.getOriginalFilename();
+        String fileExtension = originalFilename.substring(originalFilename.lastIndexOf("."));
+
+        String url = minioUtil.upload(multipartFile.getInputStream(), fileExtension, multipartFile.getContentType());
+
+        String fileName = url.substring(url.lastIndexOf("/") + 1, url.lastIndexOf("."));
+
+        // 构造要入库的图片信息
+        Picture picture = new Picture();
+        picture.setUrl(url);
+        picture.setName(fileName);
+        BufferedImage image = ImageIO.read(multipartFile.getInputStream());
+        int width = image.getWidth();
+        int height = image.getHeight();
+        double scale = NumberUtil.round(width * 1.0 / height, 2).doubleValue();
+        picture.setPicSize(multipartFile.getSize());
+        picture.setPicWidth(width);
+        picture.setPicHeight(height);
+        picture.setPicScale(scale);
+        picture.setPicFormat(url.substring(url.lastIndexOf(".") + 1));
+        picture.setUserId(loginUser.getId());
+        // 如果 pictureId 不为空，表示更新，否则是新增
+        if (pictureId != null) {
+            // 如果是更新，需要补充 id 和编辑时间
+            picture.setId(pictureId);
+            picture.setEditTime(new Date());
+        }
+        boolean result = this.saveOrUpdate(picture);
+        ThrowUtils.throwIf(!result, ErrorCode.OPERATION_ERROR, "图片上传失败");
+        return PictureVO.objToVo(picture);
+    }
+
+}
+
+
+
+

src/main/java/com/huangge1199/picture/utils/FileUtil.java

@@ -0,0 +1,30 @@
+package com.huangge1199.picture.utils;
+
+import com.huangge1199.picture.exception.ErrorCode;
+import com.huangge1199.picture.exception.ThrowUtils;
+import com.huangge1199.picture.model.dto.file.UploadPictureResult;
+import org.springframework.stereotype.Component;
+import org.springframework.web.multipart.MultipartFile;
+
+import javax.annotation.Resource;
+import java.io.InputStream;
+
+/**
+ * FileUtil
+ *
+ * @author huangge1199
+ * @since 2025/7/26 13:28:09
+ */
+@Component
+public class FileUtil {
+
+    @Resource
+    private MinioUtil minioUtil;
+
+    public void validPicture(MultipartFile multipartFile) throws Exception {
+        ThrowUtils.throwIf(multipartFile == null, ErrorCode.PARAMS_ERROR, "文件不能为空！");
+        long fileSize = multipartFile.getSize();
+        final long ONE_M = 1024 * 1024L;
+        ThrowUtils.throwIf(fileSize > 2 * ONE_M, ErrorCode.PARAMS_ERROR, "文件大小不能超过2M");
+    }
+}

src/main/java/com/huangge1199/picture/utils/MinioUtil.java

@@ -2,6 +2,7 @@ package com.huangge1199.picture.utils;
 
 import io.minio.*;
 import lombok.extern.slf4j.Slf4j;
+import lombok.val;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.stereotype.Component;
 

src/main/resources/application.yml

@@ -13,6 +13,9 @@ spring:
     password: 数据库密码
   profiles:
     active: local
+  servlet:
+    multipart:
+      max-file-size: 10MB
 mybatis-plus:
   configuration:
     map-underscore-to-camel-case: false

src/main/resources/com/huangge1199/picture/mapper/PictureMapper.xml

@@ -0,0 +1,31 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper
+        PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
+        "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="com.huangge1199.picture.mapper.PictureMapper">
+
+    <resultMap id="BaseResultMap" type="com.huangge1199.picture.model.Picture">
+            <id property="id" column="id" />
+            <result property="url" column="url" />
+            <result property="name" column="name" />
+            <result property="introduction" column="introduction" />
+            <result property="category" column="category" />
+            <result property="tags" column="tags" />
+            <result property="picSize" column="picSize" />
+            <result property="picWidth" column="picWidth" />
+            <result property="picHeight" column="picHeight" />
+            <result property="picScale" column="picScale" />
+            <result property="picFormat" column="picFormat" />
+            <result property="userId" column="userId" />
+            <result property="createTime" column="createTime" />
+            <result property="editTime" column="editTime" />
+            <result property="updateTime" column="updateTime" />
+            <result property="isDelete" column="isDelete" />
+    </resultMap>
+
+    <sql id="Base_Column_List">
+        id,url,name,introduction,category,tags,
+        picSize,picWidth,picHeight,picScale,picFormat,
+        userId,createTime,editTime,updateTime,isDelete
+    </sql>
+</mapper>