public JsonResponse ChangeCategoryName([FromBody] ChangeCategoryNameDto dto)
{
//判断用户是否登录
if (!TokenHelper.CheckLoginStateByUserId(dto.UserId))
{
return(BadResponse("用户未登录", null, false));
}
//获取更改者信息
var userModel = UserInfoBll.GetModelById(dto.UserId);
if (userModel == null)
{
return(BadResponse("用户信息出错，请重试！"));
}
//查询使用人数
var categoryModel = AccountCategoryBll.GetModelByName(dto.OldName);
if (categoryModel == null)
{
//此时代表数据库出问题了，应作出处理-----------------------------------------------------------------
return(BadResponse("分类信息出错，请重试！"));
}
//若使用人数为1则直接更新名字
if (categoryModel.UserNum <= 1)
{
categoryModel.Name = dto.NewName;
if (!AccountCategoryBll.Update(categoryModel))
{
return(BadResponse("网络错误，请重试！"));
}
}
//若有他人使用则新建一条，原条目使用人数-1，将UserInfo中的Category字段更换为新Id
else
{
categoryModel.UserNum--;
if (!AccountCategoryBll.Update(categoryModel))
{
return(BadResponse("网络错误，请重试！"));
}
categoryModel = new AccountCategory
{
Name = dto.NewName,
CreateUserId = dto.UserId
};
if (!AccountCategoryBll.Insert(categoryModel))
{
return(BadResponse("网络错误，请重试！"));
}
}
userModel.Category = userModel.Category.Replace(dto.OldName, dto.NewName);
if (!UserInfoBll.Update(userModel))
{
return(BadResponse("网络错误，请重试！"));
}
return(OkResponse(null, "修改成功！"));
}
public JsonResponse AddCategory([FromBody] AccountCategoryDto dto)
{
//判断用户是否登录
if (!TokenHelper.CheckLoginStateByUserId(dto.UserId))
{
return(BadResponse("用户未登录", null, false));
}
//查询有没有
var model = AccountCategoryBll.GetModelByName(dto.Name);
//有的话则UserNum+1
if (model != null)
{
model.UserNum = model.UserNum + 1;
if (!AccountCategoryBll.Update(model))
{
return(BadResponse("网络错误，请重试！"));
}
}
//没有则添加
else
{
model = new AccountCategory
{
Name = dto.Name,
CreateUserId = dto.UserId
};
if (!AccountCategoryBll.Insert(model))
{
return(BadResponse("网络错误，请重试！"));
}
}
//将Category的Id添加到UserInfo的Category字段中
model = AccountCategoryBll.GetModelByName(dto.Name);
var user = UserInfoBll.GetModelById(dto.UserId);
if (user == null)
{
return(BadResponse("用户信息出错，请重试！"));
}
user.Category += (model.Name + ",");
if (!UserInfoBll.Update(user))
{
return(BadResponse("网络错误，请重试！"));
}
return(OkResponse(null, "添加成功！"));
}
public JsonResponse DeleteUserCategory([FromBody] AccountCategoryDto dto)
{
//判断用户是否登录
if (!TokenHelper.CheckLoginStateByUserId(dto.UserId))
{
return(BadResponse("用户未登录", null, false));
}
//查询该类别的Id
var categoryModel = AccountCategoryBll.GetModelByName(dto.Name);
//从UserInfo中的Category字段里删除该类别
var userModel = UserInfoBll.GetModelById(dto.UserId);
if (userModel == null)
{
return(BadResponse("用户信息出错，请重试！"));
}
userModel.Category = userModel.Category.Replace((categoryModel.Name + ","), "");
if (!UserInfoBll.Update(userModel))
{
return(BadResponse("网络错误，请重试！"));
}
if (categoryModel == null)
{
//此时代表数据库出问题了，应作出处理-----------------------------------------------------------------
return(OkResponse(null, "删除成功！"));
}
//类别表中该类别使用数-1,若使用数为0则删除该类别
if (categoryModel.UserNum == 1)
{
AccountCategoryBll.ExecuteSql("delete from AccountCategory where Name='" + categoryModel.Name + "'");
}
else
{
categoryModel.UserNum--;
if (AccountCategoryBll.Update(categoryModel))
{
return(BadResponse("网络错误，请重试！"));
}
}
return(OkResponse(null, "删除成功！"));
}