csharp_pain/viwotour/ViwoTour.cs
2014-06-26 17:13:46 +02:00

308 lines
9.6 KiB
C#

/*
* User: aputze
* Date: 12.11.2004
* Time: 23:43
*/
using System;
using System.Collections;
using System.Data;
using System.Data.SqlClient;
using System.Data.SqlTypes;
namespace ViwoTour {
public delegate void ProgressHandler(int Progress);
public class ViwoTour {
public CourseBook courseBook;
public CoursePlan coursePlan;
public TourPlan tourPlan;
protected SqlConnection connection;
protected SqlDataAdapter dataAdapter;
protected SqlDataAdapter dataAdapter1;
protected SqlDataAdapter dataAdapter2;
protected SqlCommand command;
protected SqlCommand command1;
protected bool[,] A;
public ArrayList S;
public ArrayList T_search;
public ArrayList T_select;
public ViwoTour() {
courseBook=new CourseBook();
coursePlan=new CoursePlan();
tourPlan=new TourPlan();
S=new ArrayList();
T_search=new ArrayList();
T_select=new ArrayList();
}
public void Connect() {
connection=new SqlConnection("Data Source="+Properties.DataSource+";"+
"Integrated Security=true;"+
"Initial Catalog="+Properties.InitialCatalog+";");
connection.Open();
}
public void Disconnect() {
connection.Close();
}
public void Prepare() {
dataAdapter=new SqlDataAdapter();
dataAdapter.SelectCommand=new SqlCommand("SELECT "+
"ID,"+
"DEPARTURE,DEPARTURE_STATION,"+
"ARRIVAL,ARRIVAL_STATION," +
"MON,TUE,WED,THU,FRI,SAT,SUN"+
" FROM COURSE_BOOK",connection);
dataAdapter1=new SqlDataAdapter();
dataAdapter1.InsertCommand=new SqlCommand("INSERT INTO COURSE_PLAN "+
"(ID,"+
"DEPARTURE,DEPARTURE_STATION,"+
"ARRIVAL,ARRIVAL_STATION)"+
" VALUES "+
"(@0,@1,@2,@3,@4)",connection);
dataAdapter1.InsertCommand.Parameters.Add("@0",SqlDbType.Int,4,"ID");
dataAdapter1.InsertCommand.Parameters.Add("@1",SqlDbType.DateTime,8,"DEPARTURE");
dataAdapter1.InsertCommand.Parameters.Add("@2",SqlDbType.NVarChar,50,"DEPARTURE_STATION");
dataAdapter1.InsertCommand.Parameters.Add("@3",SqlDbType.DateTime,8,"ARRIVAL");
dataAdapter1.InsertCommand.Parameters.Add("@4",SqlDbType.NVarChar,50,"ARRIVAL_STATION");
dataAdapter2=new SqlDataAdapter();
dataAdapter2.InsertCommand=new SqlCommand("INSERT INTO TOUR_PLAN "+
"(ID,ID1,"+
"DEPARTURE,DEPARTURE_STATION,"+
"ARRIVAL,ARRIVAL_STATION)"+
" VALUES "+
"(@0,@1,@2,@3,@4,@5)",connection);
dataAdapter2.InsertCommand.Parameters.Add("@0",SqlDbType.Int,4,"ID");
dataAdapter2.InsertCommand.Parameters.Add("@1",SqlDbType.Int,4,"ID1");
dataAdapter2.InsertCommand.Parameters.Add("@2",SqlDbType.DateTime,8,"DEPARTURE");
dataAdapter2.InsertCommand.Parameters.Add("@3",SqlDbType.NVarChar,50,"DEPARTURE_STATION");
dataAdapter2.InsertCommand.Parameters.Add("@4",SqlDbType.DateTime,8,"ARRIVAL");
dataAdapter2.InsertCommand.Parameters.Add("@5",SqlDbType.NVarChar,50,"ARRIVAL_STATION");
command=new SqlCommand("DELETE FROM COURSE_PLAN",connection);
command1=new SqlCommand("DELETE FROM TOUR_PLAN",connection);
}
public void Load() {
courseBook.Rows.Clear();
coursePlan.Rows.Clear();
dataAdapter.Fill(courseBook);
string[] dayName=new string[] {"MON","TUE","WED","THU","FRI","SAT","SUN"};
TimeSpan[] dayOffset=new TimeSpan[] {new TimeSpan(0,0,0,0),
new TimeSpan(1,0,0,0),
new TimeSpan(2,0,0,0),
new TimeSpan(3,0,0,0),
new TimeSpan(4,0,0,0),
new TimeSpan(5,0,0,0),
new TimeSpan(6,0,0,0)};
TimeSpan[] dayOffset1=new TimeSpan[] {new TimeSpan(1,0,0,0),
new TimeSpan(2,0,0,0),
new TimeSpan(3,0,0,0),
new TimeSpan(4,0,0,0),
new TimeSpan(5,0,0,0),
new TimeSpan(6,0,0,0),
new TimeSpan(7,0,0,0)};
foreach(DataRow row in courseBook.Rows) {
for(int day=0;day<7;day++) {
if((int)row[dayName[day]]==1) {
coursePlan.Rows.Add(new object[] {row["ID"],
((DateTime)row["DEPARTURE"]).Add(dayOffset[day]),row["DEPARTURE_STATION"],
(DateTime)row["DEPARTURE"]<(DateTime)row["ARRIVAL"] ?
((DateTime)row["ARRIVAL"]).Add(dayOffset[day]) :
((DateTime)row["ARRIVAL"]).Add(dayOffset1[day]),row["ARRIVAL_STATION"]});
}
}
}
courseBook.create_ID_Of_Rows();
courseBook.create_STATION_Of_Rows();
coursePlan.create_Rows_By_DEPARTURE_STATION();
coursePlan.create_Rows_By_ARRIVAL_STATION();
}
public void Store() {
foreach(ArrayList t_select in T_select) {
foreach(int r in t_select) {
DataRow row=coursePlan.Rows[r];
tourPlan.Rows.Add(new object[] {T_select.IndexOf(t_select),row["ID"],
row["DEPARTURE"],row["DEPARTURE_STATION"],
row["ARRIVAL"],row["ARRIVAL_STATION"]});
}
}
command.ExecuteNonQuery();
command1.ExecuteNonQuery();
dataAdapter1.Update(coursePlan);
dataAdapter2.Update(tourPlan);
}
public void create_A() {
A=new bool[coursePlan.Rows.Count,coursePlan.Rows.Count];
for(int i=0;i<coursePlan.Rows.Count;i++) {
for(int j=0;j<coursePlan.Rows.Count;j++) {
DataRow row1=coursePlan.Rows[i];
DataRow row2=coursePlan.Rows[j];
A[i,j]=(string)row2[2]==(string)row1[4] &&
((DateTime)row2[1]-(DateTime)row1[3])>=Properties.MinWaiting &&
((DateTime)row2[1]-(DateTime)row1[3])<=Properties.MaxWaiting;
}
}
}
public event ProgressHandler search_TProgress;
public void search_T() {
if(search_TProgress!=null) { search_TProgress(0); }
T_search.Clear();
foreach(string s in S) {
ArrayList R1=coursePlan.get_Rows_By_DEPARTURE_STATION(s);
ArrayList R2=coursePlan.get_Rows_By_ARRIVAL_STATION(s);
if(R1==null || R2==null) { continue; }
ArrayList T=new ArrayList();
ArrayList T_prev;
ArrayList T_next;
T_prev=new ArrayList();
foreach(int r1 in R1) {
ArrayList t1=new ArrayList();
t1.Add(r1);
T_prev.Add(t1);
}
while(T_prev.Count>0) {
T_next=new ArrayList();
foreach(ArrayList t_prev in T_prev) {
int r1=(int)t_prev[0];
int r_prev=(int)t_prev[t_prev.Count-1];
for(int r_next=0;r_next<coursePlan.Rows.Count;r_next++) {
if(A[r_prev,r_next]) {
if(((DateTime)coursePlan.Rows[r_next][3]-(DateTime)coursePlan.Rows[r1][1])<=Properties.MaxTouring) {
ArrayList t_next=(ArrayList)t_prev.Clone();
t_next.Add(r_next);
T_next.Add(t_next);
if(R2.Contains(r_next)) { T.Add(t_next); }
}
}
}
}
T_prev=T_next.Count<Properties.Scope ? T_next : T_next.GetRange(0,Properties.Scope);
}
T_search.AddRange(T);
if(search_TProgress!=null) { search_TProgress((100*(S.IndexOf(s)+1))/S.Count); }
}
if(search_TProgress!=null) { search_TProgress(100); }
}
public event ProgressHandler select_TProgress;
public void select_T() {
if(select_TProgress!=null) { select_TProgress(0); }
T_select.Clear();
ArrayList IDsToDo=(ArrayList)courseBook.get_ID_Of_Rows().Clone();;
ArrayList IDsDone=new ArrayList();
while(IDsToDo.Count>0) {
int ID=(int)IDsToDo[0];
ArrayList T_filter=new ArrayList();
foreach(ArrayList t_search in T_search) {
foreach(int r in t_search) {
DataRow row=coursePlan.Rows[r];
if(ID==(int)row[0]) {
T_filter.Add(t_search);
break;
}
}
}
if(T_filter.Count==0) {
IDsToDo.Remove(ID);
if(!IDsDone.Contains(ID)) { IDsDone.Add(ID); }
continue;
}
double[] P=new double[T_filter.Count];
for(int i=0;i<T_filter.Count;i++) {
ArrayList t_filter=(ArrayList)T_filter[i];
int A=0;
long B=0;
for(int j=0;j<t_filter.Count;j++) {
DataRow row=coursePlan.Rows[(int)t_filter[j]];
if(IDsDone.Contains(row[0])) {
B+=((DateTime)row[3]-(DateTime)row[1]).Ticks;
} else {
A++;
}
}
for(int j=1;j<t_filter.Count;j++) {
DataRow row1=coursePlan.Rows[(int)t_filter[j-1]];
DataRow row2=coursePlan.Rows[(int)t_filter[j]];
B+=((DateTime)row2[1]-(DateTime)row1[3]).Ticks;
}
P[i]=(double)(A*A)/(double)B;
}
int k=0;
for(int l=0;l<T_filter.Count;l++) {
if(P[l]>P[k]) { k=l; }
}
foreach(int r in (ArrayList)T_filter[k]) {
DataRow row=coursePlan.Rows[r];
IDsToDo.Remove(row[0]);
if(!IDsDone.Contains(row[0])) { IDsDone.Add(row[0]); }
}
T_select.Add(T_filter[k]);
if(select_TProgress!=null) { select_TProgress((100*IDsDone.Count)/(IDsToDo.Count+IDsDone.Count)); }
}
if(select_TProgress!=null) { select_TProgress(100); }
}
}
}