public ReadMarkResult <ActivitysViewModel> GetListByDirection(bool goback, string circleKey, int memberId, int maxResult, Guid pageToken)
{
var result = new ReadMarkResult <ActivitysViewModel>();
var list = new List <ActivitysViewModel>();
try
{
var db = _uow.DbContext;
// 取出最新的 maxResult 筆資料
//list = _uow.ActivitysRepo.GetListByDirection(goback, circleKey, memberId, maxResult, pageToken).ToList();
var listResult = _uow.ActivitysRepo.GetListByLinQ(goback, circleKey, memberId, maxResult, pageToken);
if (listResult != null)
{
var memberLastReadActivity = GetMemberLastReadActivity(circleKey, memberId);
list = ActivityDetailDataProxy(listResult, maxResult, memberLastReadActivity);
result.MaxResult = maxResult;
// 更新接口資訊
result.Success = true;
result.Data = list.ToArray();
list = list.OrderBy(x => x.Publish_Date).ToList();
var middleActivity = list.FirstOrDefault();
if (middleActivity != null)
{
var olderResultActivity = db.Activitys.Where(t => t.ToRoomId == circleKey && t.CardisShow == true && t.Publish_Utc < middleActivity.Publish_Utc && t.Id != middleActivity.Id).OrderByDescending(t => t.Publish_Utc).FirstOrDefault();
if (olderResultActivity != null && olderResultActivity.Id != middleActivity.Id)
{
result.OlderResultToken = Utility.OuterKeyHelper.GuidToPageToken(olderResultActivity.OuterKey);
}
}
//為了取得下一個活動資訊
list = list.OrderByDescending(t => t.Publish_Date).ToList();
var lastActivity = list.FirstOrDefault();
if (goback == false && lastActivity != null)
{
var nextPageActivity = db.Activitys.Where(t => t.ToRoomId == circleKey && t.CardisShow == true && t.Publish_Utc > lastActivity.Publish_Utc && t.Id != lastActivity.Id).FirstOrDefault();
if (nextPageActivity != null && nextPageActivity.Id != lastActivity.Id)
{
result.NextPageToken = Utility.OuterKeyHelper.GuidToPageToken(nextPageActivity.OuterKey);
result.NewerResultToken = Utility.OuterKeyHelper.GuidToPageToken(nextPageActivity.OuterKey);
}
}
}
else
{
result.Success = true;
result.Data = new List <ActivitysViewModel>().ToArray();
result.Message = "目前無任何活動!!!";
}
}
catch (Exception ex)
{
result.Success = false;
result.Message = string.Format("{0}\n\n{1}", ex.Message, ex.StackTrace);
result.Data = default(ActivitysViewModel[]);
}
return(result);
}
private ReadMarkResult <ActivitysViewModel> SortList(ReadMarkResult <ActivitysViewModel> result, IEnumerable <ActivitysViewModel> list, SortParam param)
{
//以id排序(時間序才不會錯亂)
var temp = result.Data.ToList();
if (param.Goback)
{
result.Data = temp.OrderByDescending(x => x.Publish_Date).ToArray();//舊訊息:前端UI會往上長，因此是由大到小排序(最後長的是最舊的訊息)
}
else
{
result.Data = temp.OrderBy(x => x.Publish_Date).ToArray();//新訊息:前端UI是往下長，因此是由小到大排序
}
return(result);
}
///// <summary>
///// 用於查詢日期
///// </summary>
///// <param name="circleKey"></param>
///// <param name="memberId"></param>
///// <param name="maxResult"></param>
///// <param name="pageToken"></param>
///// <param name="queryDate"></param>
///// <returns></returns>
public ReadMarkResult <ActivitysViewModel> GetQueryDateList(string circleKey, int memberId, int maxResult, Guid pageToken, DateTime?queryDate = null)
{
var result = new ReadMarkResult <ActivitysViewModel>();
var list = new List <ActivitysViewModel>();
try
{
// 取出最新的 maxResult 筆資料
list = _uow.ActivitysRepo.GetQueryDateList(circleKey, memberId, maxResult, pageToken).ToList();
foreach (var item in list)
{
item.sOuterKey = Utility.OuterKeyHelper.GuidToPageToken(item.OuterKey);
}
// 更新接口資訊
result.Success = true;
}
catch (Exception ex)
{
result.Success = false;
result.Message = string.Format("{0}\n\n{1}", ex.Message, ex.StackTrace);
result.Data = default(ActivitysViewModel[]);
}
bool goback = false; //是否往前取得活動
var param = new SortParam()
{
MaxResult = maxResult,
MemberId = memberId,
CircleKey = circleKey,
Goback = goback
};
if (queryDate != null)
{
param.QueryDateTime = queryDate.Value;
}
return(SortList(result, list, param));
}