添加视频功能

src/main/java/com/exam/controller/VideoController.java

+package com.exam.controller;
+
+import com.exam.entity.ApiResult;
+import com.exam.entity.Replay;
+import com.exam.entity.Video;
+import com.exam.service.VideoService;
+import com.exam.util.ApiResultHandler;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.format.annotation.DateTimeFormat;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+import org.springframework.web.multipart.MultipartFile;
+
+import javax.xml.crypto.Data;
+import java.util.Date;
+import java.util.List;
+
+@RestController
+public class VideoController {
+    @Autowired
+    private VideoService videoService;
+
+    /**
+     * 上传视频
+     * @param videoFile
+     * @param videoName
+     * @return
+     */
+    @PostMapping("/uploadVideo")
+    public ApiResult handleVideoUpload(MultipartFile videoFile, String videoName , Date uploadTime) {
+        int res = videoService.add(videoFile, videoName,uploadTime);
+        if (res == 0) {
+            return ApiResultHandler.buildApiResult(400, "视频添加失败", res);
+        } else {
+            return ApiResultHandler.buildApiResult(200, "图片添加成功", res);
+        }
+    }
+
+    /**
+     * 查询视频
+     * @return
+     */
+    @PostMapping("/selectVideo")
+    public ApiResult handleVideoSelect() {
+        List<Video> res = videoService.findAll();
+        return ApiResultHandler.buildApiResult(200, "视频列表", res);
+    }
+
+    /**
+     * 根据名称或者时间查询
+     * @param name
+     * @param startTime
+     * @param endTime
+     * @return
+     */
+    @PostMapping("/selectVideoByNameOrTime")
+    public ApiResult selectVideoByNameOrTime(@RequestParam(required = false) String name,
+                                             @RequestParam(required = false) @DateTimeFormat(pattern = "yyyy-MM-dd") Date startTime,
+                                             @RequestParam(required = false) @DateTimeFormat(pattern = "yyyy-MM-dd") Date endTime) {
+        List<Video> res = videoService.selectVideoByNameOrTime(name ,startTime,endTime);
+        return ApiResultHandler.buildApiResult(200, "根据时间查询", res);
+    }
+
+    /**
+     *编辑视频
+     * @return
+     */
+    @PostMapping("/compileVideo")
+    public ApiResult compileVideo(String id, String name) {
+        int res = videoService.compileVideo(id,name);
+        return ApiResultHandler.buildApiResult(200, "编辑成功", res);
+    }
+
+    /**
+     *删除视频
+     * @return
+     */
+    @PostMapping("/deleteVideo")
+    public ApiResult deleteVideo(String id) {
+        int res = videoService.deleteVideo(id);
+        return ApiResultHandler.buildApiResult(200, "删除成功", res);
+    }
+
+}

src/main/java/com/exam/entity/Video.java

+package com.exam.entity;
+
+import com.fasterxml.jackson.annotation.JsonFormat;
+import lombok.Data;
+
+import java.util.Date;
+import java.util.UUID;
+
+@Data
+public class Video {
+
+    private String videoId;
+
+    private String videoName;
+
+    private String video;
+
+    @JsonFormat(pattern = "yyyy-MM-dd", timezone="GMT+8")
+    private Date uploadTime;
+
+    public Video() {
+        this.videoId = UUID.randomUUID().toString();
+    }
+}
\ No newline at end of file

src/main/java/com/exam/mapper/VideoMapper.java

+package com.exam.mapper;
+
+import com.exam.entity.Admin;
+import com.exam.entity.Video;
+import org.apache.ibatis.annotations.*;
+
+import java.util.Date;
+import java.util.List;
+
+@Mapper
+public interface VideoMapper {
+
+    @Options(useGeneratedKeys = true, keyProperty = "videoId")
+    @Insert("insert into video(videoId,videoName,video,uploadTime) " +
+            "values(#{videoId},#{videoName},#{video},#{uploadTime})")
+    public int add(Video video);
+
+    @Select("select * from video")
+    List<Video> findAll();
+
+    @Update("update video set videoName = #{name} where videoId = #{id}")
+    public int compileVideo(String id, String name);
+
+    @Delete("delete from video where videoId = #{id}")
+    public int deleteVideo(String id);
+
+    @Select(
+            "<script> SELECT * FROM video WHERE 1=1" +
+                    "<if test='name != \"null\" and name != &quot;&quot;'>" +
+                    "AND videoName LIKE CONCAT('%', #{name}, '%')" +
+                    "</if>" +
+                    "<if test='startDate != \"null\" and endDate != \"null\"'>" +
+                    "AND  date_format(uploadTime,'%Y-%m-%d') BETWEEN date_format(#{startDate},'%Y-%m-%d') AND date_format(#{endDate},'%Y-%m-%d')" +
+                    "</if>" +
+                    "<if test='startDate != \"null\" and endDate == \"null\"'>" +
+                    "AND  date_format(uploadTime,'%Y-%m-%d') >= date_format(#{startDate},'%Y-%m-%d')" +
+                    "</if>" +
+                    "<if test='endDate != \"null\" and startDate == \"null\"'>" +
+                    "AND  date_format(uploadTime,'%Y-%m-%d') >= date_format(#{endDate},'%Y-%m-%d')" +
+                    "</if>" +
+                    "</script>"
+    )
+    List<Video> selectVideoByNameOrTime(String name, String startDate, String endDate);
+}

src/main/java/com/exam/service/VideoService.java

+package com.exam.service;
+
+
+import com.exam.entity.Video;
+import org.springframework.web.multipart.MultipartFile;
+
+import java.util.Date;
+import java.util.List;
+
+public interface VideoService {
+
+
+    int add(MultipartFile videoFile, String videoName , Date uploadTime);
+
+    List<Video> findAll();
+
+    int compileVideo(String id ,String name);
+
+    int deleteVideo(String id);
+
+    List<Video> selectVideoByNameOrTime(String name, Date startTime, Date endTime);
+}

src/main/java/com/exam/serviceimpl/VideoServiceImpl.java

+package com.exam.serviceimpl;
+
+import com.exam.entity.PaperPhoto;
+import com.exam.entity.Video;
+import com.exam.mapper.VideoMapper;
+import com.exam.service.VideoService;
+import com.exam.util.Base64Util;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+import org.springframework.web.multipart.MultipartFile;
+
+import java.io.IOException;
+import java.text.SimpleDateFormat;
+import java.util.Date;
+import java.util.List;
+
+
+@Service
+public class VideoServiceImpl implements VideoService {
+
+    @Autowired
+    private VideoMapper videoMapper;
+
+    @Override
+    public int add(MultipartFile videoFile, String videoName, Date uploadTime) {
+        int i = 0;
+
+        if (videoFile != null) {
+            String base64 = "";
+            try {
+                base64 = "data:video/mp4;base64," + Base64Util.getBase64(videoFile);
+                Video video = new Video();
+                video.setVideo(base64);
+                video.setVideoName(videoName);
+                video.setUploadTime(uploadTime);
+                i = videoMapper.add(video);
+            } catch (IOException e) {
+                e.printStackTrace();
+                return 0;
+            }
+        }
+        return i;
+    }
+
+    @Override
+    public List<Video> findAll() {
+        return videoMapper.findAll();
+
+    }
+
+    @Override
+    public int compileVideo(String id, String name) {
+        return videoMapper.compileVideo(id, name);
+    }
+
+    @Override
+    public int deleteVideo(String id) {
+        return videoMapper.deleteVideo(id);
+    }
+
+    @Override
+    public List<Video> selectVideoByNameOrTime(String name, Date startTime, Date endTime) {
+        SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd"); // 设置日期格式
+        if (startTime != null && endTime != null) {
+            return videoMapper.selectVideoByNameOrTime(name, sdf.format(startTime), sdf.format(endTime));
+        } else if (startTime != null) {
+            return videoMapper.selectVideoByNameOrTime(name, sdf.format(startTime), "null");
+        } else if (endTime != null) {
+            return videoMapper.selectVideoByNameOrTime(name, "null", sdf.format(endTime));
+        } else {
+            return videoMapper.selectVideoByNameOrTime(name, "null", "null");
+        }
+    }
+}