Num 4 in progress.

7 files changed, 309 insertions, 7 deletions

diff --git a/num3/data2.txt b/num3/data2.txt
index 6f9989e..6b2f590 100644
--- a/num3/data2.txt
+++ b/num3/data2.txt
@@ -1,4 +1,4 @@
 This file was built by Tylr
 
-We included one blank line here?
+We included one blank line above
 Lets see if this works!
diff --git a/num3/hello.txt b/num3/hello.txt
index 3870db1..572f051 100644
--- a/num3/hello.txt
+++ b/num3/hello.txt
@@ -2,4 +2,3 @@ Hello!
 Everything must end in a period for this to work.
 No period
 Let's see
-
diff --git a/num3/num3.cpp b/num3/num3.cpp
index d3ea934..16ac4a4 100644
--- a/num3/num3.cpp
+++ b/num3/num3.cpp
@@ -3,7 +3,6 @@
 //Dec 3, 2021
 
 
-
 #include <iostream>
 #include <fstream>
 #include <stdio.h>
@@ -31,9 +30,9 @@ int main()
     int record_counter = 0;
 
     //arrays
-    std::string data[MAX];
-    int length_arr[MAX];
-    int charCount_arr[MAX];
+    std::string data[MAX]; //holds strings.
+    int length_arr[MAX]; //keeps track of full length of strings. Counts characters including spaces.
+    int charCount_arr[MAX]; //
 
 
     //display the file choices
@@ -69,7 +68,7 @@ int main()
         flag = 0;
     }
 
-    //Builds arrays. See functions below for descriptions.
+    //Build arrays. See functions below for descriptions.
     FindLength(data, length_arr);
     CharCount(data, length_arr, charCount_arr);
    
diff --git a/num4/a.out b/num4/a.out
new file mode 100755
index 0000000..b308005
--- /dev/null
+++ b/num4/a.out
diff --git a/num4/data.txt b/num4/data.txt
new file mode 100644
index 0000000..157d902
--- /dev/null
+++ b/num4/data.txt
@@ -0,0 +1,3 @@
+tyler taormina 714-808-2056 05/17/1994
+taury hlinka 714-474-6185 07/21/1995
+ryan taormina 714-555-5555 03/31/1996
diff --git a/num4/data_copy.txt b/num4/data_copy.txt
new file mode 100644
index 0000000..157d902
--- /dev/null
+++ b/num4/data_copy.txt
@@ -0,0 +1,3 @@
+tyler taormina 714-808-2056 05/17/1994
+taury hlinka 714-474-6185 07/21/1995
+ryan taormina 714-555-5555 03/31/1996
diff --git a/num4/main.cpp b/num4/main.cpp
new file mode 100644
index 0000000..00b63bc
--- /dev/null
+++ b/num4/main.cpp
@@ -0,0 +1,298 @@
+// tyler taormina
+// cst 116
+// lab 7 
+// number 1
+
+#include <iostream>
+#include <fstream>
+#include <algorithm>
+#include <stdio.h>
+#include <iomanip>
+#include <string>
+
+using namespace std;
+const int MAX = 10;
+
+void RmString(string arr[], int);
+void ClearBuffer();
+void DisplayMenu(int&);
+void ProcessMenuChoice (int&, int&, int&, std::string first[MAX], std::string last[MAX], std::string phone[MAX], std::string bday[MAX]);
+
+void AddPerson(int, string first[MAX], string last[MAX], string phone[MAX], string bday[MAX]);
+void PrintData(int, string first[MAX], string last[MAX], string phone[MAX], string bday[MAX]);
+void FindString (string first[], string last[], string phone[], string bday[], int);
+int ReadData (ifstream & inFile, std::string first[MAX], std::string last[MAX], std::string phone[MAX], std::string bday[MAX]);
+
+void OutData(ofstream & outFile, string first[], string last[], string phone[], string bday[], int record_counter );
+
+int main() 
+{
+    std::string f_name[MAX];
+    std::string l_name[MAX];
+    std::string phone[MAX];
+    std::string bday[MAX];
+
+
+    int record_counter = 0;
+    int menu_choice;
+    int flag = 1;
+
+    ifstream inFile;
+
+    //open file and read data 
+
+    inFile.open ( "data.txt");
+
+    if ( inFile.is_open ( ) )
+    {
+        record_counter = ReadData (inFile, f_name, l_name, phone, bday);
+        inFile.close ( );
+    }
+
+    else
+    {
+        cout << "Trouble Opening File: inFile";
+        cout << "\n\n\t\t ** About to EXIT NOW! ** ";
+    }
+
+    //User interacts with program here.
+    while (flag != 0)
+    {
+        DisplayMenu(menu_choice);
+        ProcessMenuChoice(menu_choice, flag, record_counter, f_name, l_name, phone, bday);
+    }
+    //Writes changes to the data.txt file
+    ofstream outFile ( "data.txt" );
+    if ( outFile.is_open ( ) )
+    {
+
+        OutData(outFile, f_name, l_name, phone, bday, record_counter);
+        outFile.close ( );
+    }
+    else
+    {
+        cout << "Trouble Opening File: outFile";
+        cout << "\n\n\t\t ** About to EXIT NOW! ** ";
+    }
+
+    return 0;
+}
+
+
+int ReadData ( ifstream & inFile, string first[MAX], string last[MAX], string phone[MAX], string bday[MAX])
+{
+    int counter = 0;
+    inFile >> first[counter] >> last[counter] >> phone[counter] >> bday[counter]; // Priming Read
+
+    while ( !inFile.eof ( ) )
+    {
+        counter++;
+        inFile >> first[counter] >> last[counter] >> phone[counter] >> bday[counter];
+    }
+
+    return counter;
+}
+
+
+/* void FindString(string first[], int limit) */
+/* { */
+/*    // Check for a substring inside of one of the input strings. */
+/*    // Prints whether or not the string was found. If found */
+/*    // prints the index of the list where the string was found */
+/*    // and what the string was that contained the substring. */
+
+/*     string sub; */
+/*     int i, j; */
+/*     int reset = 0; */
+/*     ClearBuffer(); */
+
+/*     cout << "Lets look for a substring..." << endl; */
+/*     cout << "Please enter a substring to look for: \n" << endl; */
+/*     getline(cin, sub); */
+
+/*     for (i = 0; i < limit; i++) { */
+/*         if (arr[i].size() < sub.size()) */
+/*             i = limit; */
+/*         for (j = 0; j < arr[i].size(); j++) { */
+/*             int k = 0; */
+/*             if (arr[i][j] == sub[k]) { */
+/*                 reset = j; */
+/*                 while (arr[i][j] == sub[k] && k < sub.size()) { */
+/*                     j++; */
+/*                     k++; */
+/*                 } */   
+            
+/*                 if (k == sub.size()){ */
+/*                     cout << "We found it at index: " << i+1 << endl; */
+/*                     cout << "The string was: " << arr[i] << endl; */
+/*                 } */
+/*                 else */
+/*                     j = reset; */
+/*             } */
+/*         } */ 
+/*     } */
+/* } */
+
+
+void PrintData(int record_counter, string first[MAX], string last[MAX], string phone[MAX], string bday[MAX])
+{
+    //Displays all strings stored.
+    int i = 0;
+    cout << "==================================================================\n";
+    cout << "This is what we have in our database so far..." << endl;
+    cout << "==================================================================\n";
+    
+    while (i < record_counter)
+    {
+        cout << i+1 << ") " << first[i] << " " << last[i] << " " << phone[i] << " " << bday[i] << endl;
+        i += 1;
+    }
+}
+
+
+void AddPerson(int record_counter, string first[MAX], string last[MAX], string phone[MAX], string bday[MAX])
+{
+    std::string temp;
+    cout << "Enter the first name of the person you'd like to add: " << endl;
+    cin >> temp;
+    first[record_counter] = temp;
+    cout << "Enter the last name of the person you'd like to add: " << endl;
+    cin >> temp;
+    last[record_counter] = temp;
+    cout << "Enter the phone number of the person you'd like to add: " << endl;
+    cin >> temp;
+    phone[record_counter] = temp;
+    cout << "Enter the birthday of the person you'd like to add: " << endl;
+    cin >> temp;
+    bday[record_counter] = temp;
+}
+
+/* void RmString(string arr[], int limit) */
+/* { */
+/*     // Finds string within array and removes the element. */ 
+/*     // May need to use vector. */
+/*     int i = 0, j = 0, k = 0; */
+/*     int choice; */
+/*     string deleted; */
+/*     string copy[max]; */
+
+/*     cout << "What data entry would you like to delete..." << endl; */
+/*     PrintString(limit, arr); */
+/*     cout << "Please enter the number for the string that you'd like to delte: " << endl; */
+/*     cin >> choice; */
+/*     choice -= 1; */
+/*     cout << "Working...\n\n" << endl; */
+  
+/*     for (j = 0 ; j < limit + 1; j++) */
+/*     { */
+/*         if (k == choice) { */
+/*             cout << "Deleting...\n\n" << endl; */
+/*             deleted = arr[k]; */
+/*             k++; */
+/*             j--; */
+
+/*         } */
+/*         else { */
+/*             copy[j] = arr[k]; */
+/*             k++; */
+/*         } */
+/*     } */
+   
+/*     cout << "==================================================================\n"; */
+/*     cout << "Here is our updated database..." << endl; */
+/*     cout << "==================================================================\n"; */
+
+/*     while (i < (limit - 1)) */
+/*     { */
+/*         cout << i+1 << ") " <<  copy[i] << endl; */
+/*         i++; */
+/*     } */
+
+/*     cout << "We removed: " << deleted << endl; */
+/* } */
+
+
+void DisplayMenu(int& menu_choice) 
+{
+    //Displays the menu of functions for the user to choose from.
+    menu_choice = 0;
+    cout << "==================================================================\n";
+    cout << "                         MENU" << endl;
+    cout << "==================================================================\n";
+
+    cout << "1) Find a person's information.\n";
+    cout << "2) Add a new person to the database.\n";
+    cout << "3) Edit information for a certain individual.\n";
+    cout << "4) Display full database.\n";
+    cout << "5) Exit Program.\n\n";
+    cout << "Enter: ";
+    cin >> menu_choice;
+    if (menu_choice > 5 || menu_choice < 1) 
+    {
+        cout << "Invalid Entry. Please enter a number from the options list provided.\n\n\n\n" << endl;
+        DisplayMenu(menu_choice);
+    }
+}
+
+
+void ProcessMenuChoice (int& menu_choice, int& flag,  int& record_counter, std::string first[MAX], std::string last[MAX], std::string phone[MAX], std::string bday[MAX])
+{
+    //Takes in user input for menu choice and calls the appropriate function.
+    ClearBuffer();
+    flag = 0;
+    switch(menu_choice)
+    {
+        case 1: 
+           // FindString(FNAME, LNAME, PHONE, BDAY, limit);
+            break;
+        
+        case 2: 
+            record_counter++;
+            AddPerson(record_counter, first, last, phone, bday);
+            break;
+
+        case 3:
+            //Edit information for a certain person
+            break;
+
+
+        case 4:
+            PrintData(record_counter, first, last, phone, bday);
+            break;
+
+        case 5: 
+            cout << "Ending program." << endl;
+            cout << "Are you sure you want to quit?" << endl;
+            break;
+
+        default:
+            break;
+    }
+    cout << "Press 0 to close the program.\n" << endl;
+    cout << "Press any other number to continue the program.\n" << endl;
+    cin >> flag;
+}
+
+
+void OutData(ofstream & outFile, string first[], string last[], string phone[], string bday[], int record_counter )
+{
+    int i;
+    cout << "Writing Changes..." << endl;
+    
+    for (i = 0; i < record_counter; i++)
+    {
+        outFile << first[i] << " " << last[i] << " " << phone[i] << " " << bday[i] << endl;
+    }
+}
+
+
+void ClearBuffer() 
+{
+    // clears buffer after menu choice so as not to interfere with the following user inputs.
+	char c;
+	do {
+		c = getchar();
+	} while (c != '\n' && c != EOF);
+}
+
+