public static EstabUserMatch getUserMatchByID(string id)
{
EstabUserMatch m = new EstabUserMatch();
try
{
SqlCommand command = new SqlCommand("Select * from bpMatchEstabToUser where bpMatchEstabUserID = @id");
command.Parameters.AddWithValue("@id", id);
command.Connection = connection;
connection.Open();
SqlDataReader reader = command.ExecuteReader();
while (reader.Read())
{
m.ID = reader["bpMatchEstabUserID"].ToString();
m.Request = EstablishmentBPRequestDB.getRequestByID(reader["bplEstabRequestID"].ToString());
m.Match = UsersDB.getUserbyID(reader["matchID"].ToString());
m.Status = reader["status"].ToString();
m.Distance = Convert.ToInt32(reader["distance"]);
}
reader.Close();
}
finally
{
connection.Close();
}
return(m);
}
public EstabUserTransaction(string id, EstabUserMatch match, int units, string status)
{
ID = id;
Match = match;
Units = units;
Status = status;
}
public static List <EstabUserMatch> getAllUserMatches()
{
List <EstabUserMatch> matches = new List <EstabUserMatch>();
try
{
SqlCommand command = new SqlCommand("Select * from BPMatchEstabToUser");
command.Connection = connection;
connection.Open();
SqlDataReader reader = command.ExecuteReader();
while (reader.Read())
{
EstabUserMatch m = new EstabUserMatch();
m.ID = reader["bpMatchEstabUserID"].ToString();
m.Request = EstablishmentBPRequestDB.getRequestByID(reader["bplEstabRequestID"].ToString());
m.Match = UsersDB.getUserbyID(reader["UserID"].ToString());
m.Status = reader["status"].ToString();
m.Distance = Convert.ToInt32(reader["distance"]);
matches.Add(m);
}
reader.Close();
}
finally
{
connection.Close();
}
return(matches);
}
protected void gvUserMatches_SelectedIndexChanged(object sender, EventArgs e)
{
EstablishmentBPRequest selectedRequest = pendingRequests[gvRequests.PageSize * gvRequests.PageIndex + gvRequests.SelectedIndex];
List <EstabUserTransaction> allUserTransactions = EstabUserTransactionDB.getAllTransactions();
foreach (EstabUserTransaction m in allUserTransactions)
{
if (m.Match.Request.ID == selectedRequest.ID && m.Status == "accepted")
{
userTransactions.Add(m);
}
}
EstabUserTransaction selectedTransaction = userTransactions[gvUserMatches.SelectedIndex];
selectedTransaction.Status = "complete";
EstabUserTransactionDB.updateTransaction(selectedTransaction);
EstabUserMatch currentMatch = selectedTransaction.Match;
currentMatch.Status = "complete";
EstabUserMatchDB.updateMatch(currentMatch);
Users currentUser = currentMatch.Match;
List <LastDonationDate> allLastDates = LastDonationDateDB.getAllLastDonations();
foreach (LastDonationDate ld in allLastDates)
{
if (ld.User.UserId == currentUser.UserId)
{
ld.LastDonation = DateTime.Today;
ld.Type = currentMatch.Request.Type;
ld.Status = "Not in transaction";
LastDonationDateDB.updateLastDonation(ld);
}
}
if (selectedRequest.MatchedUnits == selectedRequest.Units)
{
selectedRequest.Status = "complete";
EstablishmentBPRequestDB.updateEstablishmentRequest(selectedRequest);
foreach (EstabUserTransaction ut in allUserTransactions)
{
if (ut.Match.Request.ID == selectedRequest.ID)
{
ut.Status = "complete";
EstabUserTransactionDB.updateTransaction(ut);
ut.Match.Status = "complete";
EstabUserMatchDB.updateMatch(ut.Match);
}
}
}
Server.Transfer("PendingRequests.aspx");
}
public static int updateMatch(EstabUserMatch m)
{
int num = -1;
try
{
SqlCommand command = new SqlCommand("update BPMatchEstabToUser set status=@status where bpMatchEstabUserID=@id");
command.Parameters.AddWithValue("@status", m.Status);
command.Parameters.AddWithValue("@id", m.ID);
command.Connection = connection;
connection.Open();
if (command.ExecuteNonQuery() > 0)
{
num = 1;
}
}
finally
{
connection.Close();
}
return(num);
}
public static int insertMatch(EstabUserMatch m)
{
int num = -1;
try
{
SqlCommand command = new SqlCommand("insert into BPMatchEstabToUser values(@bplEstabRequestID, @matchID, @status, @distance)");
command.Parameters.AddWithValue("@bplEstabRequestID", m.Request.ID);
command.Parameters.AddWithValue("@matchID", m.Match.userId);
command.Parameters.AddWithValue("@status", m.Status);
command.Parameters.AddWithValue("@distance", m.Distance);
command.Connection = connection;
connection.Open();
if (command.ExecuteNonQuery() > 0)
{
num = 1;
}
}
finally
{
connection.Close();
}
return(num);
}
public EstabUserTransaction(EstabUserMatch match, int units, string status)
{
Match = match;
Units = units;
Status = status;
}
protected void btnSubmit_Click(object sender, EventArgs e)
{
//sending request if the amount is greater than 1
if (Convert.ToInt32(tbxAmount.Text) > 0)
{
Establishment currentEstab = (Establishment)Session["establishment"];
EstablishmentBPRequest currentRequestBP = new EstablishmentBPRequest();
currentRequestBP.BloodGroup = ddlBloodType.SelectedValue;
currentRequestBP.Units = Convert.ToInt32(tbxAmount.Text);
currentRequestBP.MatchedUnits = 0;
currentRequestBP.Type = ddlRequestType.SelectedValue;
currentRequestBP.Establishment = currentEstab;
currentRequestBP.Status = "pending";
currentRequestBP.RequestDate = DateTime.Today;
int num = EstablishmentBPRequestDB.insertEstablishmentRequest(currentRequestBP);
if (num != 1)
{
lblOutput.Text = "Cannot";
}
else
{
List <EstablishmentBPRequest> establishmentBPRequest = EstablishmentBPRequestDB.getAllEstablishmentRequests();
//get inserted request
string x = establishmentBPRequest[0].ID;
int tempId = Convert.ToInt32(x.Substring(4, x.Length - 4));
foreach (EstablishmentBPRequest tempReq in establishmentBPRequest)
{
int t = Convert.ToInt32(tempReq.ID.Substring(4, tempReq.ID.Length - 4));
if (tempId <= t && tempReq.Establishment.ID == currentEstab.ID)
{
tempId = Convert.ToInt32(tempReq.ID.Substring(4, tempReq.ID.Length - 4));
}
}
EstablishmentBPRequest request = EstablishmentBPRequestDB.getRequestByID("bper" + Convert.ToString(tempId));
lblOutput.Text = "Your request ID is bper" + tempId;
List <Establishment> establishments = EstablishmentDB.getAllEstablishments();
foreach (Establishment est in establishments)
{
EstabEstabMatch newMatch = new EstabEstabMatch();
if ((est.Type == "Hospital" || est.Type == "Blood Bank") && currentEstab.ID != est.ID)
{
int d = getDistance(est.Address, currentEstab.Address);
if (d < 3600)
{
newMatch.Request = request;
newMatch.Match = est;
newMatch.Distance = d;
newMatch.Status = "pending";
EstabEstabMatchDB.insertMatch(newMatch);
}
}
}
List <Users> users = UsersDB.getallUsers();
List <LastDonationDate> allDates = LastDonationDateDB.getAllLastDonations();
foreach (Users tusr in users)
{
EstabUserMatch newMatch = new EstabUserMatch();
string userGroup = tusr.BloodType;
string requestGroup = request.BloodGroup;
bool f = false;
//check blood to match with other user
if (requestGroup == "AB+")
{
f = true;
}
else if (requestGroup == "AB-" && (userGroup == "O-" || userGroup == "B-" || userGroup == "A-" || userGroup == "AB-"))
{
f = true;
}
else if (requestGroup == "A+" && (userGroup == "O-" || userGroup == "O+" || userGroup == "A-" || userGroup == "A+"))
{
f = true;
}
else if (requestGroup == "A-" && (userGroup == "O-" || userGroup == "A-"))
{
f = true;
}
else if (requestGroup == "B+" && (userGroup == "O-" || userGroup == "O+" || userGroup == "B-" || userGroup == "B+"))
{
f = true;
}
else if (requestGroup == "B-" && (userGroup == "O-" || userGroup == "B-"))
{
f = true;
}
else if (requestGroup == "O+" && (userGroup == "O-" || userGroup == "O+"))
{
f = true;
}
else if (requestGroup == "O-" && (userGroup == "O-"))
{
f = true;
}
//if match found check his medical status and status
if (f == true && tusr.medicalStatus.ToLower() == "can donate" && tusr.Status == "Allow")
{
foreach (LastDonationDate d in allDates)
{
if (d.User.userId == tusr.userId)
{
if ((d.LastDonation < System.DateTime.Now.AddDays(-90) && d.Type == "blood") || (d.LastDonation < System.DateTime.Now.AddDays(-14) && d.Type == "platelet") && d.Status == "Not in transaction")
{
int d1 = getDistance(Convert.ToString(tusr.latitude) + "," + Convert.ToString(tusr.longtitude), currentEstab.Address);
if (d1 < 3600)
{
newMatch.Match = tusr;
newMatch.Request = request;
newMatch.Status = "pending";
newMatch.Distance = d1;
EstabUserMatchDB.insertMatch(newMatch);
}
}
}
}
}
}
tbxAmount.Text = "";
ddlBloodType.SelectedIndex = 0;
ddlRequestType.SelectedIndex = 0;
string MyAccountUrl = "RequestBlood.aspx";
Page.Header.Controls.Add(new LiteralControl(string.Format(@" <META http-equiv='REFRESH' content=4;url={0}> ", MyAccountUrl)));
}
}
else
{
lblOutput.Text = "Blood amount cannot be 0 or less than that";
return;
}
}
