private Dictionary <string, double> Comment_Word = new Dictionary <string, double>(); //装饰词，如“非常”等
//double
public void Analyze(TeacherData teacher)
{
foreach (var comment in teacher.CommentList)
{
string text = comment.Text; //文本
int weight = comment.Vote; //权重
}
}
public static FacultyData GetFaculty(TeacherData teacher, string name)
{
FacultyData thisFaculty;
if ((thisFaculty = FacultyList.Where(f => f.Name == name).FirstOrDefault()) != null)
{
thisFaculty.TeacherList.Add(teacher);
thisFaculty.TeacherCount++;
return(thisFaculty);
}
else
{
var newFaculty = new FacultyData {
Name = name, TeacherCount = 1
};
newFaculty.TeacherList.Add(teacher);
FacultyList.Add(newFaculty);
return(newFaculty);
}
}
public void GetTeacherDataFromCsv(FileStream file)
{
TeacherData.totalTeacherList.Clear(); //读取前先清空当前已读取的内容
CourseData.courseDataList.Clear();
FacultyData.FacultyList.Clear();
using (StreamReader streamReader = new StreamReader(file, Encoding.Default))
{
string teacherLine = string.Empty;
while ((teacherLine = streamReader.ReadLine()) != null)
{
var Line = teacherLine.Split(',');
TeacherData thisTeacher = new TeacherData()
{
Name = Line[0],
ID = int.Parse(Line[1]),
Url = Line[2],
};
thisTeacher.Faculty = FacultyData.GetFaculty(thisTeacher, Line[3]);
thisTeacher.Score = (Line[4] == "N/A") ? 0 : double.Parse(Line[4]);
thisTeacher.CallNameRate = double.Parse(Line[5].Replace("%", "")) / 100.0;
thisTeacher.VoteNum = (Line[6] == "<5") ? 0 : int.Parse(Line[6]);
thisTeacher.CommentNum = (Line[7] == "<5") ? 0 : int.Parse(Line[7]);
if (thisTeacher.VoteNum < 5)
{
thisTeacher.HasEnoughData = false;
thisTeacher.CallNameState = TeacherData.CallName_enum.Unknown;
}
else if (thisTeacher.CallNameRate > 0.5)
{
thisTeacher.CallNameState = TeacherData.CallName_enum.Yes;
}
else if (thisTeacher.CallNameRate > 0.2)
{
thisTeacher.CallNameState = TeacherData.CallName_enum.Possible;
}
else
{
thisTeacher.CallNameState = TeacherData.CallName_enum.No;
}
var hisCourseList = new List <CourseData>();
double overallGPA_number;
for (int i = 8; i < Line.Length - 2; i++)
{
string courseName;
if ((courseName = Line[i]) == string.Empty)
{
break;
}
while (true)
{
i++;
try
{
overallGPA_number = double.Parse(Line[i]);
break;
}
catch
{
courseName += $",{Line[i]}";
}
}
i++;
string overallGPASize_string = Line[i];
int overallGPASize_int = int.Parse(overallGPASize_string.Replace("+", ""));
var thisCourseData = new CourseData()
{
Name = courseName,
GPASampleSizeOfTeacher_string = overallGPASize_string,
GPASampleSizeOfTeacher_int = overallGPASize_int,
OverallGPAOfTeacher = overallGPA_number
};
hisCourseList.Add(thisCourseData);
var query = from c in CourseData.courseDataList//需要debug
where c.Name == courseName
select c;
if (!query.Any())
{
var courseData = new CourseData();
courseData.Name = courseName;
courseData.CourseTeachers = new List <TeacherData>();
courseData.CourseTeachers.Add(thisTeacher);
courseData.TotalGPA += overallGPA_number * overallGPASize_int;
courseData.TotalSampleSize += overallGPASize_int;
courseData.OverallGPAOfThisCourse = courseData.TotalGPA / courseData.TotalSampleSize;
CourseData.courseDataList.Add(courseData);
}
else
{
foreach (var courseData in CourseData.courseDataList.Select(x => x).Where(x => x.Name == courseName))
{
courseData.CourseTeachers.Add(thisTeacher);
courseData.TotalGPA += overallGPA_number * overallGPASize_int;
courseData.TotalSampleSize += overallGPASize_int;
courseData.OverallGPAOfThisCourse = courseData.TotalGPA / courseData.TotalSampleSize;
}
}
}
thisTeacher.CourseList = hisCourseList;
var commentString = streamReader.ReadLine();
var comments = commentString.Split(',');
var count = comments.Count();
for (int i = 0; i < count - 1; i = i + 3)
{
thisTeacher.CommentList.Add(new CommentData()
{
Text = comments[i].Replace("&NewLine", Environment.NewLine),
Vote = int.Parse(comments[i + 1]),
Time = DateTime.Parse(comments[i + 2])
});
}
TeacherData.totalTeacherList.Add(thisTeacher);
}
}
}
public TeacherDataForm(TeacherData inputTeacherData)
{
this.teacherData = inputTeacherData;
InitializeComponent();
ListAllItems();
}