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Class Scheduling Application/TimeTable.cpp

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+// TimeTable.cpp : This file contains the 'main' function. Program execution begins and ends there.
+//
+
+#include <Windows.h>
+#include <mysql.h>
+#include <iomanip>
+#include <stdlib.h>
+#include <sstream>
+#include <stdio.h>
+#include <iostream>
+#include <list>
+#include <chrono>
+#include <ctime> 
+
+using namespace std;
+
+const char* hostname = "localhost";
+const char* username = "admin";
+const char* password = "admin";
+const char* database = "tt";
+const int port = 3306;
+const char* unixsocket = "NULL";
+unsigned long clientfag = 0;
+
+
+MYSQL* connectDatabase()
+{
+    MYSQL* conn;
+
+    conn = mysql_init(0);
+    conn = mysql_real_connect(conn, hostname, username, password, database, port, unixsocket, clientfag);
+
+    return conn;
+}
+
+int date_cmp(const char* d1, const char* d2)
+{
+    int rc;
+    // compare years
+    rc = strncmp(d1 + 6, d2 + 6, 4);
+    if (rc != 0)
+        return rc;
+
+    // compare months
+    rc = strncmp(d1 + 3, d2 + 3, 2);
+    if (rc != 0)
+        return rc;
+
+    // compare days
+    return strncmp(d1, d2, 2);
+}
+
+string selected_Date(MYSQL* conn) 
+{
+    string selected_date="";
+    MYSQL_ROW row;
+    MYSQL_RES* res;
+
+    list <string> dates;
+
+    int q;
+    q = mysql_query(conn, "SELECT slot_ID, date FROM slot GROUP By date");
+    if (!q)
+    {
+        res = mysql_store_result(conn);
+
+        int counter = 1;
+
+        while (row = mysql_fetch_row(res))
+        {
+            //cout << " Slot_ID : " << row[0] << endl;
+            //IDs.push_back(row[0]);
+            cout <<"   " << row[1] << endl;
+            dates.push_back(row[1]);
+            counter++;
+        }
+    }
+
+    string date ;
+
+    cout << "\nEnter any date (in exact/same format) from the list shown above: " << endl;
+    cin >> date;
+
+    list <string> ::iterator it;
+
+    for (it = dates.begin(); it != dates.end(); ++it) 
+    {
+        //cout << '\t' << *it;
+        if (date==*it)
+        {
+            selected_date = *it;
+            cout << "\n Selected Date: " << *it;
+        }
+        else
+        {
+            //
+        }
+
+    }
+    if (selected_date =="")
+    {
+        cout << "\nYou have entered false date." << endl;
+    }
+
+    return selected_date;
+}
+
+string selected_Module(MYSQL* conn)
+{
+    string selected_Mod = "";
+    MYSQL_ROW row;
+    MYSQL_RES* res;
+
+    list <string> mod_IDs;
+
+    int q;
+    q = mysql_query(conn, "SELECT module_ID, mod_name, mod_code FROM module");
+    if (!q)
+    {
+        res = mysql_store_result(conn);
+
+        int counter = 1;
+
+        while (row = mysql_fetch_row(res))
+        {
+            cout << "\nModule ID : " << row[0] << endl;
+            mod_IDs.push_back(row[0]);
+            cout << "Name: " << row[1] << endl;
+            cout << "Code: " << row[2] << endl;
+            cout << "" << endl;
+            counter++;
+        }
+    }
+
+    string id;
+
+    cout << "\nEnter the exact ID of Module you want to take: " << endl;
+    cin >> id;
+
+    list <string> ::iterator it;
+
+    for (it = mod_IDs.begin(); it != mod_IDs.end(); ++it)
+    {
+        //cout << '\t' << *it;
+        if (id == *it)
+        {
+            selected_Mod = *it;
+            cout << "\n Selected Module: " << *it;
+        }
+        else
+        {
+            //
+        }
+
+    }
+    if (selected_Mod == "")
+    {
+        cout << "\nYou have entered wrong module ID." << endl;
+    }
+
+    return selected_Mod;
+
+}
+
+void showAllClasses(MYSQL* conn, string selected_Date)
+{
+    MYSQL_ROW row;
+    MYSQL_RES* res;
+    int qstate;
+
+    if (conn)
+    {
+        string query = "SELECT start_time, end_time, module.mod_name, module.mod_code FROM slot INNER JOIN module ON slot.fk_module = module.module_ID WHERE date = '" + selected_Date + "'";
+        const char* q = const_cast<char*>(query.c_str());
+        qstate = mysql_query(conn, q);
+
+        if (!qstate)
+        {
+            res = mysql_store_result(conn);
+
+
+            while (row = mysql_fetch_row(res))
+            {
+                cout << "\n" << endl;
+                cout << " Start_Time : " << row[0] << endl;
+                cout << " End_Time: " << row[1] << endl;
+                cout << " Name: " << row[2] << endl;
+                cout << " Code: " << row[3] << endl;
+                cout << "\n" << endl;
+            }
+        }
+    }
+}
+
+void showAllSlots(MYSQL* conn, string select_Mod) 
+{
+    MYSQL_ROW row;
+    MYSQL_RES* res;
+    int qstate;
+
+    // current date/time based on current system
+    time_t now = time(0);
+
+    //cout << "Number of sec since January 1,1970 is:: " << now << endl;
+
+    tm* ltm = localtime(&now);
+
+    // print various components of tm structure.
+    //cout << "Year:" << 1900 + ltm->tm_year << endl;
+    //cout << "Month: " << 1 + ltm->tm_mon << endl;
+    //cout << "Day: " << ltm->tm_mday << endl;
+    //cout << "Time: " << 5 + ltm->tm_hour << ":";
+    //cout << 30 + ltm->tm_min << ":";
+    //cout << ltm->tm_sec << endl;
+
+    int y = (1900 + ltm->tm_year);
+    int m = (1 + ltm->tm_mon);
+    int day = ltm->tm_mday;
+
+    string dd = "" + to_string(y) +"-"+ to_string(m) +"-"+ to_string(day);
+    cout << "\nToday's date: " << dd << endl;
+
+    if (conn)
+    {
+        string query = "SELECT slot.date, slot.start_time, slot.end_time FROM slot INNER JOIN module ON slot.fk_module = module.module_ID WHERE module.module_ID =  '" + select_Mod + "' AND slot.date >= '"+dd+"'";
+        const char* q = const_cast<char*>(query.c_str());
+        qstate = mysql_query(conn, q);
+
+        if (!qstate)
+        {
+            res = mysql_store_result(conn);
+
+
+            while (row = mysql_fetch_row(res))
+            {
+                cout << "\n" << endl;
+                cout << " Date : " << row[0] << endl;
+                cout << " Start_Time : " << row[1] << endl;
+                cout << " End_Time: " << row[2] << endl;
+                //cout << "\n" << endl;
+            }
+        }
+    }
+}
+
+
+
+int main()
+{
+    MYSQL* conn = connectDatabase();
+    MYSQL_ROW row;
+    MYSQL_RES* res;
+
+    char option;
+
+    do {
+
+        string stud_name;
+
+        /**< Get student's name */
+
+        cout << "Enter your name:" << endl;
+        cin >> stud_name;
+
+        cout << "Name: " + stud_name << endl;
+
+        /**< Compare student name from database */
+
+        int qstate;
+
+        if (conn)
+        {
+            cout << "Connection Successfull!\n";
+            qstate = mysql_query(conn, "SELECT * FROM student");
+
+            if (!qstate)
+            {
+                res = mysql_store_result(conn);
+
+
+                while (row = mysql_fetch_row(res))
+                {
+                    //cout << " ID : " << row[0] << endl;
+
+                    cout << " Name: " << row[1] << endl;
+
+                    if (stud_name == row[1])
+                    {
+                        cout << "\nSelect any one of the following:" << endl;
+                        cout << "1. Check classes by DATE" << endl;
+                        cout << "2. Check classes by MODULES" << endl;
+
+                        cout << "\nEnter 1 for DATE and 2 for MODULES ..." << endl;
+
+                        char op;
+                        cin >> op;
+
+                        if (op == '1') {
+
+                            // Ask for date
+
+                            cout << "\nSelect any date from the following: " << endl;
+                            string select_Date = selected_Date(conn);
+                            showAllClasses(conn, select_Date);
+                        }
+                        else if (op == '2') {
+
+                            // Ask for modules 
+                            cout << "\nSelect any module from the following: " << endl;
+                            string select_Mod = selected_Module(conn);
+                            showAllSlots(conn, select_Mod);
+
+
+
+                        }
+                        else {
+                            cout << "\nEnter correct option!!" << endl;
+                        }
+                        break;
+                    }
+                    else
+                    {
+                        cout << "Enter correct name." << endl;
+                    }
+
+
+                }
+            }
+        }
+        else
+        {
+            cout << "Connection Unsuccessfull!\n";
+        }
+
+        cout << "\nContinue? (y/n) ";
+        cin >> option;
+
+    } while (option == 'y' || option == 'Y');
+
+}
+
+// Run program: Ctrl + F5 or Debug > Start Without Debugging menu
+// Debug program: F5 or Debug > Start Debugging menu
+
+// Tips for Getting Started: 
+//   1. Use the Solution Explorer window to add/manage files
+//   2. Use the Team Explorer window to connect to source control
+//   3. Use the Output window to see build output and other messages
+//   4. Use the Error List window to view errors
+//   5. Go to Project > Add New Item to create new code files, or Project > Add Existing Item to add existing code files to the project
+//   6. In the future, to open this project again, go to File > Open > Project and select the .sln file

Class Scheduling Application/TimeTable.sln

@@ -0,0 +1,31 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 16
+VisualStudioVersion = 16.0.30717.126
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "TimeTable", "TimeTable.vcxproj", "{706D2772-E0BD-49A1-8374-2D444C8E7535}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|x64 = Debug|x64
+		Debug|x86 = Debug|x86
+		Release|x64 = Release|x64
+		Release|x86 = Release|x86
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{706D2772-E0BD-49A1-8374-2D444C8E7535}.Debug|x64.ActiveCfg = Debug|x64
+		{706D2772-E0BD-49A1-8374-2D444C8E7535}.Debug|x64.Build.0 = Debug|x64
+		{706D2772-E0BD-49A1-8374-2D444C8E7535}.Debug|x86.ActiveCfg = Debug|Win32
+		{706D2772-E0BD-49A1-8374-2D444C8E7535}.Debug|x86.Build.0 = Debug|Win32
+		{706D2772-E0BD-49A1-8374-2D444C8E7535}.Release|x64.ActiveCfg = Release|x64
+		{706D2772-E0BD-49A1-8374-2D444C8E7535}.Release|x64.Build.0 = Release|x64
+		{706D2772-E0BD-49A1-8374-2D444C8E7535}.Release|x86.ActiveCfg = Release|Win32
+		{706D2772-E0BD-49A1-8374-2D444C8E7535}.Release|x86.Build.0 = Release|Win32
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {9C88AAB6-1964-4D86-9486-277DC307321D}
+	EndGlobalSection
+EndGlobal