/// <summary>
/// 將投票者加入名單並列入計票
/// </summary>
/// <param name="voter"></param>
public void AddVoter(CommentVM voter)
{
_voterColle.Add(voter);
this.Count = _voterColle.Count;
//得票率需由投票中心(VotingCenterVM)計算後設定至Rate成員
}
/// <summary>
/// CommentLoader收到新留言處理函式
/// </summary>
/// <param name="sender">CommentLoader</param>
/// <param name="lsComments">新留言</param>
private void On_CommentLoader_CommentsReceive(CommentLoader sender, List <CommentData> lsComments)
{
if (lsComments != null)
{
foreach (CommentData cmt in lsComments)
{
//將留言加入留言集合中
CommentVM vm = new CommentVM(cmt);
_commentColle.Add(vm);
this.TotalCommentCount = _commentColle.Count;
//紀錄留言者ID供人數統計
if (!_authorTable.ContainsKey(vm.AuthorID))
{
_authorTable.Add(vm.AuthorID, vm.AuthorName);
this.TotalAuthorCount = _authorTable.Keys.Count;
}
//將留言送至投票中心
if (_votingCenterVM != null)
{
_votingCenterVM.Vote(vm);
}
//將留言送至猜謎中心
if (_puzzleCenterVM != null)
{
_puzzleCenterVM.Guessing(vm);
}
}
}
}
/// <summary>
/// 解析留言是否猜中答案
/// </summary>
/// <param name="vm">留言</param>
/// <returns>若留言符合答案集合中任一答案則回傳True</returns>
public bool Guessing(CommentVM vm)
{
//判斷猜謎是否已開始
if (!this.IsStarted)
{
return(false);
}
//比對答案集合
for (int i = 0; i < _ansColle.Count; i++)
{
PuzzleAnswerVM ans = _ansColle.ElementAt(i);
if (String.Equals(ans.Answer, vm.Message))
{
//判斷同一位留言者是否已經猜中，避免重複記名
if (!ans.IsNameExist(vm))
{
ans.AddName(vm);
return(true);
}
}
}
return(false);
}
/// <summary>
/// 將留言者加入記名名單中
/// </summary>
/// <param name="name">留言</param>
public void AddName(CommentVM name)
{
_nameColle.Add(name);
if (!_nameTable.ContainsKey(name.AuthorID))
{
_nameTable.Add(name.AuthorID, name);
}
this.IsHighLight = true;
}
/// <summary>
/// 新增至投票者滑動動畫佇列中等待開始滑動動畫
/// </summary>
/// <param name="vote">要顯示滑動動畫的投票</param>
private void AddShowVoterColle(CommentVM vote)
{
SlideTextItemVM showVoter = new SlideTextItemVM();
showVoter.Text = vote.AuthorName;
showVoter.SlideFinished += On_ShowVoter_SlideFinished;
_showVoterQueue.Enqueue(showVoter);
_showVoterQueueTimer.Start();
}
/// <summary>
/// 新增至評分者滑動動畫佇列中等待開始滑動動畫
/// </summary>
/// <param name="rater">要顯示滑動動畫的評分</param>
/// <param name="score">分數</param>
private void AddShowRaterColle(CommentVM rater, int score)
{
SlideTextItemVM showRater = new SlideTextItemVM();
showRater.Text = rater.AuthorName + ": " + score.ToString();
showRater.SlideFinished += On_ShowRater_SlideFinished;
showRater.ShowTime = 3 * 1000;
_showRaterQueue.Enqueue(showRater);
_showRaterQueueTimer.Start();
}
public void RemoveRate(CommentVM vm)
{
if (_raterColle.Remove(vm))
{
//int rateScore = 0;
int rateScore = _raterScoreTable[vm.AuthorID];
//if (Int32.TryParse(vm.Message, out rateScore))
//{
this.TotalScore -= rateScore;
this.RaterCount = _raterColle.Count;
this.AverageScore = Math.Round((double)this.TotalScore / this.RaterCount, 4);
//}
}
}
/// <summary>
/// 解析留言是否為有效分數並進行評分
/// </summary>
/// <param name="vm">留言</param>
/// <returns>若評分成功則回傳TRUE</returns>
public bool Rate(CommentVM vm)
{
//判斷評分是否已開始
if (!this.IsStarted)
{
return(false);
}
//int rateScore = _random.Next(50, 101);
int rateScore = 0;
if (Int32.TryParse(vm.Message, out rateScore))
{
if (rateScore >= this.MinScore &&
rateScore <= this.MaxScore)
{
//判斷是否已評過分
if (_raterTable.ContainsKey(vm.AuthorID))
{
if (!this.CanChangeRate)
{
//不允許重新評分
return(false);
}
else
{
//允許重新評分
//移除舊分數
CommentVM oldRate = _raterTable[vm.AuthorID];
RemoveRate(oldRate);
_raterTable.Remove(vm.AuthorID);
_raterScoreTable.Remove(vm.AuthorID);
}
}
_raterScoreTable.Add(vm.AuthorID, rateScore);
_raterTable.Add(vm.AuthorID, vm);
_raterColle.Add(vm);
this.RaterCount = _raterColle.Count;
this.TotalScore += rateScore;
this.AverageScore = Math.Round((double)this.TotalScore / this.RaterCount, 4);
AddShowRaterColle(vm, rateScore);
}
}
return(false);
}
/// <summary>
/// 解析留言是否為有效票並進行投票
/// </summary>
/// <param name="vm">留言</param>
/// <returns>若投票成功則回傳True</returns>
public bool Vote(CommentVM vm)
{
//判斷投票是否已開始
if (!this.IsStarted)
{
return(false);
}
int voteNum = 0;
if (Int32.TryParse(vm.Message, out voteNum))
{
//判斷是否已投過票
if (_voterTable.ContainsKey(vm.AuthorID))
{
return(false);
}
//計票
bool isValidVote = false;
foreach (VoteCandidateVM candidate in _voteCandidateColle)
{
if (candidate.Num == voteNum)
{
_voterTable.Add(vm.AuthorID, vm);
_allVoteColle.Add(vm);
OnPropertyChanged(nameof(this.VoteCount));
candidate.AddVoter(vm);
candidate.Rate = Math.Round((double)candidate.Count / this.VoteCount, 4) * 100;
isValidVote = true;
}
}
return(isValidVote);
}
return(false);
}
/// <summary>
/// 解析留言是否為有效票並進行投票
/// </summary>
/// <param name="vm">留言</param>
/// <returns>若投票成功則回傳True</returns>
public bool Vote(CommentVM vm)
{
//判斷投票是否已開始
if (!this.IsStarted)
{
return(false);
}
int voteNum = 0;
if (Int32.TryParse(vm.Message, out voteNum))
{
//判斷是否已投過票
bool isVoted = _voterTable.IsVoted(vm.AuthorID);
if (isVoted)
{
if (!this.CanChangeVote)
{
//不允許換票
//判斷投票者是否已投滿票數
if (_voterTable.GetVoterCount(vm.AuthorID) >= this.MaxVoteCount)
{
return(false);
}
}
else if (this.CanChangeVote &&
this.MaxVoteCount == 1)
{
//允許換票,單票制
//移除舊票
Dictionary <CommentVM, VoteCandidateVM> tickets = _voterTable.GetVoterTicket(vm.AuthorID);
if (tickets != null)
{
VoteCandidateVM candidate = tickets.Values.ElementAt(0);
CommentVM oldVote = tickets.Keys.ElementAt(0);
candidate.RemoveVote(oldVote);
tickets.Remove(oldVote);
_allVoteColle.Remove(oldVote);
}
}
else if (this.CanChangeVote &&
this.MaxVoteCount > 1)
{
//允許換票,多票制
}
}
//計票
bool isValidVote = false;
foreach (VoteCandidateVM candidate in _voteCandidateColle)
{
if (candidate.Num == voteNum)
{
_voterTable.Add(vm, candidate);
_allVoteColle.Add(vm);
OnPropertyChanged(nameof(this.VoteCount));
candidate.AddVoter(vm);
isValidVote = true;
break;
}
}
//計所有得票率
if (isValidVote)
{
foreach (VoteCandidateVM candidate in _voteCandidateColle)
{
candidate.Rate = Math.Round((double)candidate.Count / this.VoteCount, 4) * 100;
}
}
return(isValidVote);
}
return(false);
}
/// <summary>
/// 判斷留言者是否已存在
/// </summary>
/// <param name="name"></param>
/// <returns></returns>
public bool IsNameExist(CommentVM name)
{
return(_nameTable.ContainsKey(name.AuthorID));
}
/// <summary>
/// 從投票列表中移除投票
/// </summary>
/// <param name="vm">要移除的投票</param>
public void RemoveVote(CommentVM vm)
{
_voterColle.Remove(vm);
this.Count = _voterColle.Count;
}
