/// <summary>
/// 封装顶踩控件
/// </summary>
/// <param name="htmlHelper"></param>
/// <param name="objectId">被顶踩的对象id</param>
/// <param name="userId">被顶踩的对象的UserId，用于限制不能顶踩自己</param>
/// <param name="tenantTypeId">租户类型id</param>
/// <param name="mode">双向操作还是单向操作</param>
/// <param name="style">顶踩的样式</param>
/// <param name="onSuccessCallBack">js回调函数</param>
/// <returns></returns>
public static MvcHtmlString SupportOppose(this HtmlHelper htmlHelper, string tenantTypeId, long objectId, long userId, AttitudeMode mode, AttitudeStyle? style = null, string onSuccessCallBack = null)
{
IUser CurrentUser = UserContext.CurrentUser;
AttitudeService attitudeService = new AttitudeService(tenantTypeId);
//查询当前登录用户是否顶踩过该对象
bool? isSupport = null;
if (CurrentUser != null)
{
isSupport = attitudeService.IsSupport(objectId, CurrentUser.UserId);
}
htmlHelper.ViewData["isSupport"] = isSupport;
//查询该对象总的顶踩次数
Attitude attitude = attitudeService.Get(objectId);
htmlHelper.ViewData["attitude"] = attitude;
//向View传递用户设置参数
htmlHelper.ViewData["tenantTypeId"] = tenantTypeId;
htmlHelper.ViewData["objectId"] = objectId;
htmlHelper.ViewData["userId"] = userId;
htmlHelper.ViewData["mode"] = mode;
htmlHelper.ViewData["style"] = style;
htmlHelper.ViewData["onSuccessCallBack"] = onSuccessCallBack;
//顶踩的全局设置
htmlHelper.ViewData["attitudeSettings"] = DIContainer.Resolve<ISettingsManager<AttitudeSettings>>().Get();
return htmlHelper.DisplayForModel("SupportOppose");
}
public JsonResult _SupportOppose(string tenantTypeId, long objectId, long userId, AttitudeMode mode, bool operation)
{
IUser currentUser = UserContext.CurrentUser;
//未登录用户不能操作
if (currentUser == null)
{
return Json(new StatusMessageData(StatusMessageType.Error, "未登录用户不能操作！"));
}
//当前用户不能顶踩自己
if (currentUser.UserId == userId)
{
return Json(new StatusMessageData(StatusMessageType.Error, "不能顶踩自己！"));
}
AttitudeService attitudeService = new AttitudeService(tenantTypeId, mode);
AttitudeSettings attitudeSettings = attitudeSettingsManager.Get();
//操作结果
bool success = false;
bool? isSupport = attitudeService.IsSupport(objectId, currentUser.UserId);
if (mode == AttitudeMode.Bidirection)
{
//对于双向操作，已顶踩过的不能再进行同方向操作
if (isSupport.HasValue && isSupport.Value == operation)
{
return Json(new StatusMessageData(StatusMessageType.Error, "不能进行重复操作！"));
}
//对于双向操作，如果不可修改，也不可以进行反方向操作
if (!attitudeSettings.IsModify && isSupport.HasValue && isSupport.Value != operation)
{
return Json(new StatusMessageData(StatusMessageType.Error, "不能修改原有的操作！"));
}
if (operation)
{
success = attitudeService.Support(objectId, currentUser.UserId);
}
else
{
success = attitudeService.Oppose(objectId, currentUser.UserId);
}
}
else
{
//对于单向操作，如果已经操作过，并且不可取消，则直接返回错误提示
if (isSupport.HasValue && !attitudeSettings.EnableCancel)
{
return Json(new StatusMessageData(StatusMessageType.Error, "不能取消原有的操作！"));
}
if (!isSupport.HasValue || !isSupport.Value)
{
success = attitudeService.Support(objectId, currentUser.UserId);
}
else
{
success = attitudeService.Oppose(objectId, currentUser.UserId);
}
}
//返回操作结果
if (success)
{
return Json(new StatusMessageData(StatusMessageType.Success, "操作成功！"));
}
else
{
return Json(new StatusMessageData(StatusMessageType.Error, "操作失败，请稍后再试！"));
}
}
