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Trip Planner (Team CodeBlooded) #6

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56 changes: 56 additions & 0 deletions Team-CodeBlooded-Trip_Planner/App.java
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package trip;
import java.util.*;

public class App {
Scanner scn = new Scanner(System.in);
int n = 26;
Graph g = new Graph(n);
int c = 0;

User user = null;
User u = null;

//SIGNUP METHOD
void signup() {
System.out.println("\n\t\t\t\t\t\t-*-*-Signup Window-*-*-");
System.out.print("\t\t\t\t\t\t Enter name: ");
String name = scn.nextLine();
System.out.println();
System.out.print("\t\t\t\t\t\t Enter mail_id: ");
String id = scn.nextLine();
System.out.println();
System.out.print("\t\t\t\t\t\t Enter password: ");
String password = scn.nextLine();
System.out.println();
u = new User(name,id,password);
c++;
}

//LOGIN WINDOW
public void login() {
System.out.println("\n\t\t\t\t\t\t-*-*-Login Window-*-*-");
System.out.print("\t\t\t\t\t\t Enter name: ");
String user_name = scn.nextLine();
System.out.println();
System.out.print("\t\t\t\t\t\t Enter mail_id: ");
String mail_id = scn.nextLine();
System.out.println();
System.out.print("\t\t\t\t\t\t Enter password: ");
String password = scn.nextLine();
user = new User(user_name,mail_id,password);
}

//LOGOUT METHOD
public void logout() {
user = null;
System.out.println("\t\t\t\t\t\t Loggedout successfully");
System.out.print("\t\t\t\t\t\t Do you want to login again? Enter yes/no");
String choice = scn.nextLine();
System.out.println();
if (choice.equalsIgnoreCase("yes")) {
login();
} else {
return;
}
}
}
296 changes: 296 additions & 0 deletions Team-CodeBlooded-Trip_Planner/Backend.java
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package trip;

import java.sql.*;

import java.util.*;

public class Backend {

Scanner scn = new Scanner(System.in);
Connection conn = null;//
Statement stmt = null;//
PreparedStatement p = null;
ResultSet rs = null;
ResultSet rs2 = null;
String USER = "root";//
String PASS = "root123";//
String JDBC_DRIVER = "com.mysql.cj.jdbc.Driver";//
String DB_URL = "jdbc:mysql://localhost:3306/trip_planner?autoReconnect=true&useSSL=false";
App a = new App();//Creating object of App class

void call() {
try {
Class.forName(JDBC_DRIVER);
conn = DriverManager.getConnection(DB_URL, USER, PASS);

stmt = conn.createStatement();

System.out.format("\t%1$60s","TRIP_PLANNER\n");
String q = "Select * from Connloc";
p = conn.prepareStatement(q);
rs = p.executeQuery();
//Creating map of trip spots
while (rs.next()) {
int u = rs.getInt("city_idx");
int v = rs.getInt("conn_idx");
int w = rs.getInt("dist");
a.g.addRoute(u, v, w);
}

boolean c = true;
//MAIN MENU
while (c) {
System.out.format("%1$105s","******************************************************************************************");
System.out.println();
System.out.println("\t\t\t\t\t\t\t HOME");
System.out.format("%1$90s","**********************************************************");
System.out.println();
System.out.println("\t\t\t\t\t\t\t 1.Signup");
System.out.println("\t\t\t\t\t\t\t 2.Login");
System.out.println("\t\t\t\t\t\t\t 3.Exit");

System.out.format("%1$105s","******************************************************************************************");
System.out.println();
System.out.println("\t\t\t\t\t\t Enter your choice: ");
System.out.print("\t\t\t\t\t\t\t ");
int ch = scn.nextInt();
switch (ch) {
case 1:
//SIGNUP WINDOW
a.signup();
String q1 = "insert into user values ('" + a.u.user_name + "','" + a.u.mail_id + "','"
+ a.u.password + "')";
//CHECKING USER VALIDITY
try {
stmt.executeUpdate(q1);
System.out.println("\t\t\t\t\t\t Signed up successfully!!\n");
}
catch(SQLException d) {
System.out.println("\t\t\t\t\t\t User already exists!!\n");
}

break;
case 2:
//LOGIN WINDOW
a.login();
String q2 = "select * from user where mail_id ='" + a.user.mail_id + "'";

p = conn.prepareStatement(q2);
rs2 = p.executeQuery();
//REDIRECTING UNREGISTERED USER TO SIGNUP WINDOW
if (!rs2.next()) {

System.out.println(
"User not registered\nDo you wish to register?\nIf yes enter 1\n If no enter 2");
int cho = scn.nextInt();
System.out.println();
if (cho == 1) {
a.signup();
} else {
return;
}
} else {
//CHECKING CREDENTIALS VALIDITY
String ps = "";
ps = rs2.getString("password");
String un = "";
un = rs2.getString("user_name");
if (!ps.equals(a.user.password) || !un.equals(a.user.user_name)) {
System.out.println("\t\t\t\t\t\t Wrong credentials!!");
break;
} else {
System.out.println("\t\t\t\t\t\t Successfully Logged in!!");
scn.nextLine();
//GETTING CURRENT LOCATION OF USER
System.out.println();
System.out.print("\t\t\t\t\t\t Enter your location: ");
String l = scn.nextLine();
System.out.println();
a.user.city = l;
int src = -1, dest = 0;
boolean d = true;
a.g.display(1);
//DISPLAY CITIES
System.out.println("\t\t\t\t\t\t Trip Spots to visit");
for (int i = 0; i < a.g.all.size()/2; i++) {
q = "Select city_name from Location where city_idx=" + a.g.all.get(i);
q2 = "Select city_name from Location where city_idx="+a.g.all.get(24-i);
p = conn.prepareStatement(q);
rs = p.executeQuery();
String city = " ";
while (rs.next()) {
city = rs.getString("city_name");
}
p = conn.prepareStatement(q2);
rs = p.executeQuery();
String city1 = " ";
while (rs.next()) {
city1 = rs.getString("city_name");
}
//System.out.println(city+"\t\t\t\t\t\t\t "+city1);
System.out.print("\t\t\t\t");
System.out.printf("%20s %20s",city,city1);
System.out.println();
}
a.g.all.clear();
while (d) {
//NAVIGATION MENU
System.out.format("%1$90s","**********************************************************");
System.out.println();
System.out.println("\t\t\t\t\t\t 1.Find your destination");
System.out.println("\t\t\t\t\t\t 2.See recommended trip spots");
System.out.println("\t\t\t\t\t\t 3.logout");
System.out.format("%1$90s","**********************************************************");
System.out.println();
System.out.print("\t\t\t\t\t\t Enter your choice: ");
//System.out.print("\t\t\t\t\t\t");
int choice = scn.nextInt();
System.out.println();
System.out.println();

if (choice == 1) {
System.out.format("%1$90s","**********************************************************");
System.out.println();
System.out.println("\t\t\t\t\t\t Do you want to continue with your current location");
System.out.println("\t\t\t\t\t\t 1.Yes");
System.out.println("\t\t\t\t\t\t 2.No");
System.out.format("%1$90s","**********************************************************");
System.out.println();
System.out.print("\t\t\t\t\t\t Enter your choice: ");
// System.out.print("\t\t\t\t\t\t");
int chs = scn.nextInt();
scn.nextLine();
System.out.println();
switch (chs) {
case 1:
//NAVIGATING FROM CURRENT LOCATION TO SPECIFIED DESTINATION
System.out.print("\t\t\t\t\t\t Enter your destination: ");
String destination = scn.nextLine();
System.out.println();
q1 = "select city_idx from location where city_name = '" + destination + "'";
q2 = "select city_idx from location where city_name = '" + l + "'";
p = conn.prepareStatement(q2);
rs = p.executeQuery();
while (rs.next()) {
src = rs.getInt("city_idx");
}

p = conn.prepareStatement(q1);
rs = p.executeQuery();
while (rs.next()) {
dest = rs.getInt("city_idx");
}
//USING DJIKSTRA ALGORITHM TO GET SHORTEST PATH
a.g.dijkstra(a.g.graph, src, dest);
a.g.dijkstras(a.g.graph, src,dest);
// System.out.println("size = "+a.g.parent.length);
System.out.print("\t\t\t\t");
for (int i = 0; i < a.g.path.size(); i++) {
q = "Select city_name from Location where city_idx=" + a.g.path.get(i);
p = conn.prepareStatement(q);
rs = p.executeQuery();
String city = " ";
while (rs.next()) {
city = rs.getString("city_name");
}
System.out.print(city+" => ");
}
a.g.path.clear();
System.out.println();
System.out.print("\t\t\t\t");
System.out.println(
String.format("Distance from %s to %s is %s km with cost %s rupees", l,
destination, a.g.dist, a.g.total_cost));
break;
case 2:
//NAVIGATING FROM SPECIFIED LOCATION TO SPECIFIED DESTINATION
System.out.print("\t\t\t\t\t\t Enter starting location: ");
String source = scn.nextLine();
System.out.println();
System.out.print("\t\t\t\t\t\t Enter your destination: ");
destination = scn.nextLine();
System.out.println();
q1 = "select city_idx from location where city_name = '" + destination + "'";
q2 = "select city_idx from location where city_name = '" + source + "'";
p = conn.prepareStatement(q2);
rs = p.executeQuery();
while (rs.next()) {
src = rs.getInt("city_idx");
}

p = conn.prepareStatement(q1);
rs = p.executeQuery();
while (rs.next()) {
dest = rs.getInt("city_idx");
}
//USING DJIKSTRA ALGORITHM TO GET SHORTEST PATH
a.g.dijkstra(a.g.graph, src, dest);
//System.out.println(a.g.path);
a.g.dijkstras(a.g.graph, src,dest);
// System.out.println("size = "+a.g.parent.length);
System.out.print("\t\t\t\t");
for (int i = 0; i < a.g.path.size(); i++) {
q = "Select city_name from Location where city_idx=" + a.g.path.get(i);
p = conn.prepareStatement(q);
rs = p.executeQuery();
String city = " ";
while (rs.next()) {
city = rs.getString("city_name");
}
System.out.print(city+" => ");
}
a.g.path.clear();
System.out.println();
System.out.print("\t\t\t\t");
System.out.println(
String.format("Distance from %s to %s is %s km with cost %s rupees",
source, destination, a.g.dist, a.g.total_cost));
break;

}
} else if (choice == 2) {
//NEARBY PLACES FOR EXPLORATION USING BFS
q = "Select city_idx from Location where city_name='" + l + "'";
p = conn.prepareStatement(q);
rs = p.executeQuery();
while (rs.next()) {
src = rs.getInt("city_idx");
}
a.g.BFS_List(src);
System.out.println("\t\t\t\t\t\t Places near " + l + " =>");
for (int i = 0; i < a.g.cl.size(); i++) {
q = "Select city_name from Location where city_idx=" + a.g.cl.get(i);
p = conn.prepareStatement(q);
rs = p.executeQuery();
String city = " ";
while (rs.next()) {
city = rs.getString("city_name");
}
System.out.println("\t\t\t\t\t\t"+city);
}
a.g.cl.clear();
} else {
System.out.println("\t\t\t\t\t\t Logged Out Successfully!!");
d = false;
}

}
}

}
break;
case 3:
System.out.println("\t\t\t\t\t\t Thank you!!");
c = false;
break;
}
}

} catch (ClassNotFoundException e) {
System.out.println("\t\t\t\t\t\t Executed!!");
} catch (SQLException se) {
System.out.println("\t\t\t\t\t\t SQL Exception!!");
}
}

}
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