public async Task <ActionResult> EditCategory(Guid categoryId, string newCategoryName)
{
//未登陆、系统内置、重名、信息为空、当前用户不是分类的拥有者不可编辑
if (categoryId == null || newCategoryName == null || categoryId == Guid.Empty || newCategoryName.Trim() == "")
{
return(Json(new { status = "fail", result = "提交的数据不完整，请重试！" }, JsonRequestBehavior.AllowGet));
}
//获取当前登陆的id，cookie的id需要解密
string userCookieId = ""; string message;
if (Request.Cookies["userId"] != null)
{
if (!JwtHelper.GetJwtDecode(Request.Cookies["userId"].Value, out userCookieId, out message))
{
return(Json(new { status = "fail", result = message }, JsonRequestBehavior.AllowGet));
}
}
string userId = Session["userId"] == null ? userCookieId : Session["userId"].ToString();
if (userId.Trim() == "")
{
return(Json(new { status = "fail", result = "还未登陆无法编辑" }, JsonRequestBehavior.AllowGet));
}
IArticleManager articleManager = new ArticleManager();
if (!await articleManager.ExistsCategory(categoryId))//分类id不存在
{
return(Json(new { status = "fail", result = "未能找到对应ID的分类，请稍后再试" }, JsonRequestBehavior.AllowGet));
}
var data = await articleManager.GetOneCategoryById(categoryId); //要经过上面的判断否则会出错
if (data.UserId != Guid.Parse(userId)) //分类作者才可编辑分类
{
if (data.UserId == Guid.Parse("00000000-0000-0000-0000-000000000001"))
{
return(Json(new { status = "fail", result = "系统内置分类不可进行编辑" }, JsonRequestBehavior.AllowGet));
}
else
{
return(Json(new { status = "fail", result = "非本人分类不可进行编辑" }, JsonRequestBehavior.AllowGet));
}
}
//循环自己所有的分类，对比是否有重名
List <BlogCategoryDto> categories = await articleManager.GetAllCategories(Guid.Parse(userId));
foreach (BlogCategoryDto category in categories)
{
if (category.BlogCategoryName == newCategoryName)//修改后的名字和现有的重复，则提示失败
{
return(Json(new { status = "fail", result = "该名字已存在，请修改后重试！" }, JsonRequestBehavior.AllowGet));
}
}
await articleManager.EditCategory(categoryId, newCategoryName);
return(Json(new { status = "ok", result = "编辑成功！" }, JsonRequestBehavior.AllowGet));
}