public IActionResult UpPhoto(int?id)
{
var content = new ToContent {
};
var module = _db.ToModule.Where(b => b.Status == (int)EnumHelper.EmModuleStatus.启用 && b.Id == id).SingleOrDefault();
if (module == null)
{
return(BadRequest());
}
ViewData["module"] = module;
content.ModuleId = module.Id;
content.MaxPic = "/images/default.svg";
return(View(content));
}
public async Task <IActionResult> UpPhoto([Bind("ModuleId,Name,Des,Status")] ToContent content)
{
if (ModelState.IsValid)
{
var module = _db.ToModule
.Where(b => b.Status == (int)EmModuleStatus.启用 && b.Id == content.ModuleId)
.SingleOrDefault();
if (module == null)
{
BadRequest();
}
ViewData["module"] = module;
if (string.IsNullOrWhiteSpace(content.Name))
{
this.MsgBox("描述名称必填！");
return(View(content));
}
//图片
var files = Request.Form.Files
.Where(b => b.Name == "myPhoto" && b.ContentType.Contains("image"))
.AsEnumerable();
var size = 1024 * 1024;
var maxNum = 10;
var maxSize = size * maxNum;
var maxSingleNum = 4;
var maxSingleSize = size * maxSingleNum;
if (files == null)
{
this.MsgBox("请选择上传的图片！");
return(View(content));
}
else if (files.Count() >= 11)
{
this.MsgBox("每次上传图片的数量不能超过10张！");
return(View(content));
}
else if (files.Sum(b => b.Length) >= maxSize)
{
this.MsgBox($"每次上传图片的大小不能超过{maxNum}M！");
return(View(content));
}
else if (files.Any(b => b.Length >= maxSingleSize))
{
this.MsgBox($"单张图片的大小不能超过{maxSingleNum}M！");
return(View(content));
}
//保存最小的一张
var i = 1;
var file = files.OrderBy(b => b.Length).FirstOrDefault();
var fileExtend = file.FileName.Substring(file.FileName.LastIndexOf('.'));
var fileNewName = $"{DateTime.Now.ToString("yyyyMMddhhmmssfff")}{i}{fileExtend}";
var path = Path.Combine(_selfSetting.UpContentPhotoPath, fileNewName);
using (var stream = new FileStream(path, FileMode.OpenOrCreate, FileAccess.ReadWrite)) {
await file.CopyToAsync(stream);
}
//更新数据
content.MaxPic = $"{_selfSetting.ViewContentPhotoPath}/{fileNewName}";
content.UserId = _MyUserInfo.Id;
content.CreateTime = DateTime.Now;
_db.Add(content);
//积分
_db.ToUserLog.Add(new ToUserLog {
CodeId = (int)EmLogCode.积分,
CreateTime = DateTime.Now,
Des = $"【上传图片】 +{(int)EmLevelNum.上传图片}",
UserId = _MyUserInfo.Id
});
var dbUser = _db.ToUserInfo.SingleOrDefault(b => b.Id == _MyUserInfo.Id);
dbUser.LevelNum += (int)EmLevelNum.图片;
//第一张保存在文件中
_db.ToContentFiles.Add(new ToContentFiles {
ContentId = content.Id,
MaxPic = content.MaxPic,
MinPic = content.MinPic,
ZanNum = content.ZanNum
});
//保存其他图片到文件表中
foreach (var item in files.Where(b => b.FileName != file.FileName).Distinct())
{
i++;
var fileExtend01 = item.FileName.Substring(item.FileName.LastIndexOf('.'));
var fileNewName01 = $"{DateTime.Now.ToString("yyyyMMddhhmmssfff")}{i}{fileExtend01}";
var path01 = Path.Combine(_selfSetting.UpContentPhotoPath, fileNewName01);
using (var stream = new FileStream(path01, FileMode.OpenOrCreate, FileAccess.ReadWrite)) {
await item.CopyToAsync(stream);
}
_db.ToContentFiles.Add(new ToContentFiles {
ContentId = content.Id,
MaxPic = $"{_selfSetting.ViewContentPhotoPath}/{fileNewName01}",
MinPic = null,
ZanNum = 0
});
}
var result = await _db.SaveChangesAsync();
if (result > 0)
{
return(RedirectToAction(nameof(UserCenterController.Module), "UserCenter", new { id = $"{module.Id}-1" }));
}
else
{
this.MsgBox("保存失败，请稍后重试！");
}
}
return(View(content));
}
