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小程序前端数据处理
// 引入Model类
import {PlayModel} from "../../../models/PlayModel";
import {FileModel} from "../../../models/FileModel";
import {TimeStorage} from "../../../utils/timeStorage";
let playModel = new PlayModel();
let fileModel = new FileModel();
let timeStorage = new TimeStorage();
Page({
/**
* 页面的初始数据
*/
data: {
// 详情数
contentCount: 0,
// 标题内容
content: '',
// 图片列表
images: [],
// 视频
video : '',
},
// 表单提交事件
submitClick() {
if (this.data.content == '') {
wx.showToast({
title: '内容不能为空!',
duration: 2000,
icon: 'none',
mask:true
})
} else if (this.data.images.length == 0 && this.data.video == '') {
wx.showToast({
title: '视频和图片必须添加一个!',
duration: 2000,
icon: 'none',
mask:true
})
} else {
let artContent = this.data.content;
let userId = timeStorage.getStorage("userInfo").user.userId;
wx.showToast({
title: '加载中...',
mask: true,
icon: 'loading'
})
if(this.data.video == ''){
playModel.submitArticle({
data: {
userId: userId,
artContent: artContent,
},
success: (res) => {
let artId = res.object;
// 多图片上传
this.data.images.map(function(value, index){
fileModel.uploadImages({
data: value,
success: (res) => {
playModel.submitImages({
data: {
artId: artId,
imgUrl: res.msg
},
success: (res) => {
console.log(res)
}
})
}
})
})
wx.showToast({
title: '成功',
icon: 'success',
duration: 2000,
success: function() {
// 成功后返回上一页
wx.navigateBack({delta:1})
}
})
}
});
}else{
// 视频上传
fileModel.uploadVideo({
data: this.data.video,
success: (res) => {
playModel.submitArticle({
data: {
userId: userId,
artVideo: res.msg,
artContent: artContent,
},
success: (res) => {
if(res.code == '200'){
wx.showToast({
title: '成功',
icon: 'success',
duration: 2000,
success: function() {
// 成功后返回上一页
wx.navigateBack({delta:1})
}
})
}else{
wx.showToast({
title: '失败',
icon: 'none',
duration: 2000
})
}
}
});
}
})
}
}
}
})
对图片和视频上传的处理
import { FileUpload } from "../utils/fileUpload.js"
class FileModel extends FileUpload {
// 视频上传
uploadVideo(params) {
this.request({
url: 'article/uploadVideo',
data: params.data,
success: (res) => {
params.success && params.success(res)
}
})
}
// 图片上传
uploadImages(params) {
this.request({
url: 'article/uploadImage',
data: params.data,
success: (res) => {
params.success && params.success(res)
}
})
}
}
export { FileModel }
对图片和视频API上传
import { config } from "../config.js"
import { tips } from "./error_code.js"
class FileUpload{
request(params) {
wx.uploadFile({
url: config.api_local_url + params.url,
filePath: params.data,
name: 'file',
success: (res) => {
let code = res.statusCode.toString()
if (code.startsWith("2")) {
params.success && params.success(JSON.parse(res.data))
} else {
let error_code = res.data.error_code
this._error_status(error_code)
}
},
fail: (error) => {
this._error_status(1000)
}
})
}
_error_status(error_code) {
wx.showToast({
title: tips[error_code],
icon: 'none',
duration: 2000
})
}
}
export { FileUpload }
springboot后台的处理
Controller处理
@RestController
@RequestMapping("/api")
public class ArticleAPI {
@Autowired
private ArticleService articleService;
@Autowired
private ArticleImagesService imagesService;
/**
* @function 视频上传
* @return
*/
@PostMapping("/article/uploadVideo")
public JsonResult uploadVideo(@RequestParam(value = "file", required = false) MultipartFile file) {
if(file == null){
return new JsonResult(ResultCode.FAIL, "内容为空");
}else{
return new JsonResult(ResultCode.SUCCESS, FileUpload.fileOne(file, UploadType.ARTICLE_VIDEO));
}
}
/**
* @function 图片上传
* @param file
* @return
*/
@PostMapping("/article/uploadImage")
public JsonResult uploadImages(@RequestParam(value = "file", required = false) MultipartFile file) {
if(file == null) {
return new JsonResult(ResultCode.FAIL, "内容为空");
}else {
return new JsonResult(ResultCode.SUCCESS, FileUpload.fileOne(file, UploadType.ARTICLE_IMAGES));
}
}
/**
* @function 表单提交
* @param userId
* @param artContent
* @param artVideo
* @return
*/
@PostMapping("/article/submitArticle")
public JsonResult submitArticle(@RequestParam(value = "userId", required = true) Integer userId, @RequestParam(value = "artContent", required = true) String artContent, @RequestParam(value = "artVideo", required = false) String artVideo) {
Article article = new Article();
if(artContent == null || artContent.length() <= 0) {
return new JsonResult(ResultCode.FAIL, "内容参数为异常!");
} else if (artVideo == null || artVideo.length() <= 0) {
article.setArtVideo("");
} else {
article.setArtVideo(artVideo);
}
article.setUserId(userId);
article.setArtContent(artContent);
article.setArtUploadTime(new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(new Date()));
articleService.insertArticle(article);
return new JsonResult(ResultCode.SUCCESS, article.getArtId());
}
/**
* @function 图片提交
* @param artId
* @param imgUrl
* @return
*/
@PostMapping("/articleImages/submitImages")
public JsonResult submitImages(@RequestParam("artId") Integer artId, @RequestParam("imgUrl") String imgUrl) {
ArticleImages images = new ArticleImages();
images.setArtId(artId);
images.setImgUrl(imgUrl);
images.setImgTime(new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(new Date()));
imagesService.insert(images);
return new JsonResult(ResultCode.SUCCESS, "上传成功!");
}
}
文件上传类
public class FileUpload {
/**
* @function 单文件上传
* @return
*/
public static String fileOne(MultipartFile file, String fileType){
// 获取文件名
String suffix = file.getOriginalFilename().substring(file.getOriginalFilename().lastIndexOf("."));
// 获取新的文件名
String fileName = UUID.randomUUID() + suffix;
String newPath = "";
// 切换文件保存路径
if(fileType.equals(UploadType.ARTICLE_VIDEO)) {
newPath = StaticFilePath.ARTICLE_VIDEO + now() + File.separator + fileName;
}else if(fileType.equals(UploadType.ARTICLE_IMAGES)) {
newPath = StaticFilePath.ARTICLE_IMAGES + now() + File.separator + fileName;
}else if(fileType.equals(UploadType.CAROUSEL_IMAGE)) {
newPath = StaticFilePath.CAROUSEL + now() + File.separator + fileName;
}
// 完整的保存路径
String savePath = StaticFilePath.ROOT_PATH + newPath;
File saveFile = new File(savePath);
if(!saveFile.getParentFile().exists()){
saveFile.getParentFile().mkdirs();
}
try {
file.transferTo(saveFile);
return StaticFilePath.ROOT_URL + newPath;
} catch (IOException e) {
e.printStackTrace();
return "上传失败!";
}
}
}
文件路径类
// 文件上传路径
public class StaticFilePath {
// 服务器根URL
public static final String ROOT_URL = "你的网址";
// 服务器根路径 (映射在服务器的路径)
final static String ROOT_PATH = File.separator + "home" + File.separator + "kehuischool" + File.separator + "workspace" + File.separator;
// public static final String ROOT_PATH = "E:\\images" + File.separator;
// 文章图片
public static final String ARTICLE_IMAGES = "article_image" + File.separator;
// 文章视频
public static final String ARTICLE_VIDEO = "article_video" + File.separator;
//轮播图
public static final String CAROUSEL = "carousel" + File.separator;
}