محمد الديب9

جزاك الله خيرا

عندما اقوم بعمل run للكود لا شئ يحدث في ال console #include <iostream> #include <fstream> #include <string> #include <vector> #include <iomanip> using namespace std; const string ClientsFileName = "clients.txt"; const string UsersFileName = "users.txt"; stUser CurrentUser; struct sClient { string AccountNumber; string PinCode; string Name; string Phone; double AccountBalance; bool MarkForDelete = false; }; struct stUser { string UserName = ""; string Password = ""; int Permission = -1; bool MarkForDelete = false; }; enum enMainMenuePermissions { eAll = -1, pListClients = 1, pAddNewClient = 2, pDeleteClient = 4, pUpdateClient = 8, pFindClient = 16, pTransactions = 32, pManageUsers = 64 }; enum enMainMenueOptions { eListClients = 1, eAddNewClient = 2, eDeleteClient = 3, eUpdateClient = 4, eFindClient = 5, eTransactions = 6, eManageUsers = 7, eLogOut = 8 }; enum enTransactionMenueOptions { eDeposite = 1, eWithdrawal = 2, eTotalBalances = 3, eMainMenue = 4 }; enum enManageUsersMenueOptions { eUsersList = 1, eAddUser = 2, eDeleteUser = 3, eUpdateUser = 4, eFindUser = 5, eMainMenueManage = 6 }; void ShowMainMenue(); void ShowTransactionScreen(); void Login(); void ShowManageUsersScreen(); vector<string> SplitString(string S1, string Delim) { vector<string> vString; short pos = 0; string sWord; // define a string variable // use find() function to get the position of the delimiters while ((pos = S1.find(Delim)) != std::string::npos) { sWord = S1.substr(0, pos); // store the word if (sWord != "") { vString.push_back(sWord); } S1.erase(0, pos + Delim.length()); /* erase() until positon and move to next word. */ } if (S1 != "") { vString.push_back(S1); // it adds last word of the string. } return vString; } sClient ConvertClientLineRecord(string Line, string Seperator = "#//#") { sClient Client; vector<string> vClientData; vClientData = SplitString(Line, Seperator); Client.AccountNumber = vClientData[0]; Client.PinCode = vClientData[1]; Client.Name = vClientData[2]; Client.Phone = vClientData[3]; Client.AccountBalance = stod(vClientData[4]);//cast string to double return Client; } stUser ConvertUserLineRecord(string Line, string Seperator = "#//#") { stUser User; vector<string> vUserData; vUserData = SplitString(Line, Seperator); User.UserName = vUserData[0]; User.Password = vUserData[1]; User.Permission = stoi(vUserData[2]); return User; } string CovertClientRecordToLine(sClient Client, string Seperator = "#//#") { string stClientRecord = ""; stClientRecord += Client.AccountNumber + Seperator; stClientRecord += Client.PinCode + Seperator; stClientRecord += Client.Name + Seperator; stClientRecord += Client.Phone + Seperator; stClientRecord += to_string(Client.AccountBalance); return stClientRecord; } string CovertUserRecordToLine(stUser User, string Seperator = "#//#") { string stUserRecord = ""; stUserRecord += User.UserName + Seperator; stUserRecord += User.Password + Seperator; stUserRecord += to_string(User.Permission); return stUserRecord; } bool ClientExistsByAccountNumber(string AccountNumber, string FileName) { vector <sClient> vClients; fstream MyFile; MyFile.open(FileName, ios::in);//read Mode if (MyFile.is_open()) { string Line; sClient Client; while (getline(MyFile, Line)) { Client = ConvertClientLineRecord(Line); if (Client.AccountNumber == AccountNumber) { MyFile.close(); return true; } vClients.push_back(Client); } MyFile.close(); } return false; } bool UserExistsByUserName(string UserName, string FileName) { vector <stUser> vUsers; fstream MyFile; MyFile.open(FileName, ios::in);//read Mode if (MyFile.is_open()) { string Line; stUser User; while (getline(MyFile, Line)) { User = ConvertUserLineRecord(Line); if (User.UserName == UserName) { MyFile.close(); return true; } vUsers.push_back(User); } MyFile.close(); } return false; } sClient ReadNewClient() { sClient Client; cout << "Enter Account Number? "; // Usage of std::ws will extract allthe whitespace character getline(cin >> ws, Client.AccountNumber); while (ClientExistsByAccountNumber(Client.AccountNumber, ClientsFileName)) { cout << "\nClient with [" << Client.AccountNumber << "] already exists, Enter another Account Number? "; getline(cin >> ws, Client.AccountNumber); } cout << "Enter PinCode? "; getline(cin, Client.PinCode); cout << "Enter Name? "; getline(cin, Client.Name); cout << "Enter Phone? "; getline(cin, Client.Phone); cout << "Enter AccountBalance? "; cin >> Client.AccountBalance; return Client; } int ReadPermissionsToSet() { int Permissions = 0; char Answer = 'N'; cout << "Do you want to give the user all permissions? "; cin >> Answer; if (Answer == 'Y' || Answer == 'y') return -1; cout << "Do you want to give the user access to: " << endl; cout << "Show Clients Lists y/n? "; cin >> Answer; if (Answer == 'Y' || Answer == 'y') Permissions += enMainMenuePermissions::pListClients; cout << "Add New Client y/n? "; cin >> Answer; if (Answer == 'Y' || Answer == 'y') Permissions += enMainMenuePermissions::pAddNewClient; cout << "Delete Client y/n? "; cin >> Answer; if (Answer == 'Y' || Answer == 'y') Permissions += enMainMenuePermissions::pDeleteClient; cout << "Update Client y/n? "; cin >> Answer; if (Answer == 'Y' || Answer == 'y') Permissions += enMainMenuePermissions::pUpdateClient; cout << "Find Client y/n? "; cin >> Answer; if (Answer == 'Y' || Answer == 'y') Permissions += enMainMenuePermissions::pFindClient; cout << "Transactions y/n? "; cin >> Answer; if (Answer == 'Y' || Answer == 'y') Permissions += enMainMenuePermissions::pTransactions; cout << "Manage Users y/n? "; cin >> Answer; if (Answer == 'Y' || Answer == 'y') Permissions += enMainMenuePermissions::pManageUsers; } stUser ReadNewUser() { stUser User; cout << "Enter User Name? "; // Usage of std::ws will extract allthe whitespace character getline(cin >> ws, User.UserName); while (UserExistsByUserName(User.UserName, UsersFileName)) { cout << "\nUser with [" << User.UserName << "] already exists, Enter another User Name ? "; getline(cin >> ws, User.UserName); } cout << "Enter Password? "; getline(cin, User.Password); char Choice = 'N'; cout << "Do You want to give the user full permistions ?" << endl; cin >> Choice; User.Permission = ReadPermissionsToSet(); return User; } vector <sClient> LoadCleintsDataFromFile(string FileName) { vector <sClient> vClients; fstream MyFile; MyFile.open(FileName, ios::in);//read Mode if (MyFile.is_open()) { string Line; sClient Client; while (getline(MyFile, Line)) { Client = ConvertClientLineRecord(Line); vClients.push_back(Client); } MyFile.close(); } return vClients; } vector <stUser> LoadUsersDataFromFile(string FileName) { vector <stUser> vUsers; fstream MyFile; MyFile.open(FileName, ios::in);//read Mode if (MyFile.is_open()) { string Line; stUser User; while (getline(MyFile, Line)) { User = ConvertUserLineRecord(Line); vUsers.push_back(User); } MyFile.close(); } return vUsers; } void PrintClientRecordLine(sClient Client) { cout << "| " << setw(15) << left << Client.AccountNumber; cout << "| " << setw(10) << left << Client.PinCode; cout << "| " << setw(40) << left << Client.Name; cout << "| " << setw(12) << left << Client.Phone; cout << "| " << setw(12) << left << Client.AccountBalance; } void PrintUserRecordLine(stUser User) { cout << "| " << setw(20) << left << User.UserName; cout << "| " << setw(10) << left << User.Password; cout << "| " << setw(20) << left << User.Permission; } void ShowAllClientsScreen() { vector <sClient> vClients = LoadCleintsDataFromFile(ClientsFileName); cout << "\n\t\t\t\t\tClient List (" << vClients.size() << ") Client(s)."; cout << "\n_______________________________________________________"; cout << "_________________________________________\n" << endl; cout << "| " << left << setw(15) << "Accout Number"; cout << "| " << left << setw(10) << "Pin Code"; cout << "| " << left << setw(40) << "Client Name"; cout << "| " << left << setw(12) << "Phone"; cout << "| " << left << setw(12) << "Balance"; cout << "\n_______________________________________________________"; cout << "_________________________________________\n" << endl; if (vClients.size() == 0) cout << "\t\t\t\tNo Clients Available In the System!"; else for (sClient Client : vClients) { PrintClientRecordLine(Client); cout << endl; } cout << "\n_______________________________________________________"; cout << "_________________________________________\n" << endl; } void ShowAllUsersScreen() { vector <stUser> vUsers = LoadUsersDataFromFile(UsersFileName); cout << "\n\t\t\t\t\tClient List (" << vUsers.size() << ") Client(s)."; cout << "\n_______________________________________________________"; cout << "_________________________________________\n" << endl; cout << "| " << left << setw(20) << "UserName"; cout << "| " << left << setw(10) << "Password"; cout << "| " << left << setw(20) << "Permissions"; cout << "\n_______________________________________________________"; cout << "_________________________________________\n" << endl; if (vUsers.size() == 0) cout << "\t\t\t\tNo Users Available In the System!"; else for (stUser User : vUsers) { PrintUserRecordLine(User); cout << endl; } cout << "\n_______________________________________________________"; cout << "_________________________________________\n" << endl; } void PrintClientCard(sClient Client) { cout << "\nThe following are the client details:\n"; cout << "-----------------------------------"; cout << "\nAccout Number: " << Client.AccountNumber; cout << "\nPin Code : " << Client.PinCode; cout << "\nName : " << Client.Name; cout << "\nPhone : " << Client.Phone; cout << "\nAccount Balance: " << Client.AccountBalance; cout << "\n-----------------------------------\n"; } bool FindClientByAccountNumber(string AccountNumber, vector <sClient> vClients, sClient& Client) { for (sClient C : vClients) { if (C.AccountNumber == AccountNumber) { Client = C; return true; } } return false; } sClient ChangeClientRecord(string AccountNumber) { sClient Client; Client.AccountNumber = AccountNumber; cout << "\n\nEnter PinCode? "; getline(cin >> ws, Client.PinCode); cout << "Enter Name? "; getline(cin, Client.Name); cout << "Enter Phone? "; getline(cin, Client.Phone); cout << "Enter AccountBalance? "; cin >> Client.AccountBalance; return Client; } bool MarkClientForDeleteByAccountNumber(string AccountNumber, vector <sClient>& vClients) { for (sClient& C : vClients) { if (C.AccountNumber == AccountNumber) { C.MarkForDelete = true; return true; } } return false; } vector <sClient> SaveCleintsDataToFile(string FileName, vector <sClient> vClients) { fstream MyFile; MyFile.open(FileName, ios::out);//overwrite string DataLine; if (MyFile.is_open()) { for (sClient C : vClients) { if (C.MarkForDelete == false) { //we only write records that are not marked for delete. DataLine = CovertClientRecordToLine(C); MyFile << DataLine << endl; } } MyFile.close(); } return vClients; } void AddDataLineToFile(string FileName, string stDataLine) { fstream MyFile; MyFile.open(FileName, ios::in | ios::app); if (MyFile.is_open()) { MyFile << stDataLine << endl; MyFile.close(); } } void AddNewUser() { stUser User; User = ReadNewUser(); AddDataLineToFile(UsersFileName, CovertUserRecordToLine(User)); } void AddNewClient() { sClient Client; Client = ReadNewClient(); AddDataLineToFile(ClientsFileName, CovertClientRecordToLine(Client)); } void AddNewClients() { char AddMore = 'Y'; do { cout << "Adding New Client:\n\n"; AddNewClient(); cout << "\nClient Added Successfully, do you want to add more clients? Y/N? "; cin >> AddMore; } while (toupper(AddMore) == 'Y'); } void AddNewUsers() { char AddMore = 'Y'; do { //system("cls"); cout << "Adding New User:\n\n"; AddNewUser(); cout << "\nClient Added Successfully, do you want to add more Users? Y/N? "; cin >> AddMore; } while (toupper(AddMore) == 'Y'); } bool DeleteClientByAccountNumber(string AccountNumber, vector <sClient>& vClients) { sClient Client; char Answer = 'n'; if (FindClientByAccountNumber(AccountNumber, vClients, Client)) { PrintClientCard(Client); cout << "\n\nAre you sure you want delete this client? y/n ? "; cin >> Answer; if (Answer == 'y' || Answer == 'Y') { MarkClientForDeleteByAccountNumber(AccountNumber, vClients); SaveCleintsDataToFile(ClientsFileName, vClients); //Refresh Clients vClients = LoadCleintsDataFromFile(ClientsFileName); cout << "\n\nClient Deleted Successfully."; return true; } } else { cout << "\nClient with Account Number (" << AccountNumber << ") is Not Found!"; return false; } } bool FindUserByUserName(string UserName,vector <stUser> vUsers,stUser &User) { for (stUser U : vUsers) { if (U.UserName == UserName) { User = U; return true; } } return false; } void PrintUserCard(stUser User) { cout << "\nThe following are the User details:\n"; cout << "-----------------------------------"; cout << "\nUsername : " << User.UserName; cout << "\nPin Code : " << User.Password; cout << "\n-----------------------------------\n"; } bool MarkUserForDeleteByUserName(string UserName, vector <stUser>& vUsers) { for (stUser& U : vUsers) { if (U.UserName == UserName) { U.MarkForDelete = true; return true; } } return false; } vector <stUser> SaveUsersDataToFile(string FileName, vector <stUser> vUsers) { fstream MyFile; MyFile.open(FileName, ios::out);//overwrite string DataLine; if (MyFile.is_open()) { for (stUser U : vUsers) { if (U.MarkForDelete == false) { //we only write records that are not marked for delete. DataLine = CovertUserRecordToLine(U); MyFile << DataLine << endl; } } MyFile.close(); } return vUsers; } bool DeleteUserByUserName(string UserName, vector <stUser>& vUsers) { stUser User; char Answer = 'n'; if (FindUserByUserName(UserName, vUsers, User)) { PrintUserCard(User); cout << "\n\nAre you sure you want delete this User? y/n ? "; cin >> Answer; if (Answer == 'y' || Answer == 'Y') { MarkUserForDeleteByUserName(UserName, vUsers); SaveUsersDataToFile(UsersFileName, vUsers); //Refresh Clients vUsers = LoadUsersDataFromFile(UsersFileName); cout << "\nUser Deleted Successfully."; return true; } } else { cout << "User with Account Number (" << UserName << ") is Not Found!"; return false; } } bool UpdateClientByAccountNumber(string AccountNumber, vector <sClient>& vClients) { sClient Client; char Answer = 'n'; if (FindClientByAccountNumber(AccountNumber, vClients, Client)) { PrintClientCard(Client); cout << "\n\nAre you sure you want update this client? y/n ? "; cin >> Answer; if (Answer == 'y' || Answer == 'Y') { for (sClient& C : vClients) { if (C.AccountNumber == AccountNumber) { C = ChangeClientRecord(AccountNumber); break; } } SaveCleintsDataToFile(ClientsFileName, vClients); cout << "\n\nClient Updated Successfully."; return true; } } else { cout << "\nClient with Account Number (" << AccountNumber << ") is Not Found!"; return false; } } string ReadClientAccountNumber() { string AccountNumber = ""; cout << "\nPlease enter AccountNumber? "; cin >> AccountNumber; return AccountNumber; } void ShowDeleteClientScreen() { cout << "\n-----------------------------------\n"; cout << "\tDelete Client Screen"; cout << "\n-----------------------------------\n"; vector <sClient> vClients = LoadCleintsDataFromFile(ClientsFileName); string AccountNumber = ReadClientAccountNumber(); DeleteClientByAccountNumber(AccountNumber, vClients); } string ReadUserName() { string UserName = ""; cout << "\nPlease enter Username? "; cin >> UserName; return UserName; } void ShowDeleteUserScreen() { cout << "\n-----------------------------------\n"; cout << "\tDelete User Screen"; cout << "\n-----------------------------------\n"; vector <stUser> vUsers = LoadUsersDataFromFile(UsersFileName); string UserName = ReadUserName(); DeleteUserByUserName(UserName, vUsers); } void ShowUpdateClientScreen() { cout << "\n-----------------------------------\n"; cout << "\tUpdate Client Info Screen"; cout << "\n-----------------------------------\n"; vector <sClient> vClients = LoadCleintsDataFromFile(ClientsFileName); string AccountNumber = ReadClientAccountNumber(); UpdateClientByAccountNumber(AccountNumber, vClients); } stUser ChangeUserRecord() { stUser User; cout << "\n\nEnter Username? "; getline(cin >> ws,User.UserName ); cout << "Enter Password? "; getline(cin, User.Password); User.Permission = ReadPermissionsToSet(); return User; } bool UpdateUserByUserName(string UserName, vector <stUser>& vUsers) { stUser User; char Answer = 'n'; if (FindUserByUserName(UserName, vUsers, User)) { PrintUserCard(User); cout << "\n\nAre you sure you want update this user? y/n ? "; cin >> Answer; if (Answer == 'y' || Answer == 'Y') { for (stUser& U : vUsers) { if (U.UserName == UserName) { U = ChangeUserRecord(); break; } } SaveUsersDataToFile(UsersFileName, vUsers); cout << "\n\nUser Updated Successfully."; return true; } } else { cout << "\nUser with Username (" << UserName << ") is Not Found!"; return false; } } void ShowUpdateUserScreen() { cout << "\n-----------------------------------\n"; cout << "\tUpdate User Info Screen"; cout << "\n-----------------------------------\n"; vector <stUser> vUsers = LoadUsersDataFromFile(UsersFileName); string UserName = ReadUserName(); UpdateUserByUserName(UserName, vUsers); } void ShowAddNewClientsScreen() { cout << "\n-----------------------------------\n"; cout << "\tAdd New Clients Screen"; cout << "\n-----------------------------------\n"; AddNewClients(); } void ShowAddNewUsersScreen() { cout << "\n-----------------------------------\n"; cout << "\tAdd New User Screen"; cout << "\n-----------------------------------\n"; AddNewUsers(); } void ShowFindClientScreen() { cout << "\n-----------------------------------\n"; cout << "\tFind Client Screen"; cout << "\n-----------------------------------\n"; vector <sClient> vClients = LoadCleintsDataFromFile(ClientsFileName); sClient Client; string AccountNumber = ReadClientAccountNumber(); if (FindClientByAccountNumber(AccountNumber, vClients, Client)) PrintClientCard(Client); else cout << "\nClient with Account Number[" << AccountNumber << "] is not found!"; } void ShowFindUserScreen() { cout << "\n-----------------------------------\n"; cout << "\tFind User Screen"; cout << "\n-----------------------------------\n"; vector <stUser> vUsers = LoadUsersDataFromFile(UsersFileName); stUser User; string UserName = ReadUserName(); if (FindUserByUserName(UserName, vUsers, User)) PrintUserCard(User); else cout << "\nUser with User name [" << UserName << "] is not found!"; } void ShowEndScreen() { cout << "\n-----------------------------------\n"; cout << "\tProgram Ends :-)"; cout << "\n-----------------------------------\n"; } void GoBackToMainMenue() { cout << "\n\nPress any key to go back to Main Menue..."; system("pause>0"); ShowMainMenue(); } void GoBackToManageUsers() { cout << "\n\nPress any key to go back to Manage Menue..."; system("pause>0"); ShowManageUsersScreen(); } void GoBackToTransactionMenue() { cout << "\n\nPress any key to go back to Transcraption menue..."; system("pause>0"); ShowTransactionScreen(); } short ReadMainMenueOption() { cout << "Choose what do you want to do? [1 to 8]? "; short Choice = 0; cin >> Choice; return Choice; } short ReadTransactionMenueOption() { cout << "Choose what do you want to do? [1 to 4]? "; short Choice = 0; cin >> Choice; return Choice; } void DepositBalanceToClientByAccountNumber(string AccountNumber, double Amount, vector <sClient> vClients) { char Answer = 'n'; cout << "Are you sure you wanna perform this transaction ? Y/y "; cin >> Answer; if (Answer == 'Y' || Answer == 'y') { for (sClient& C : vClients) { if (C.AccountNumber == AccountNumber) { C.AccountBalance += Amount; SaveCleintsDataToFile(ClientsFileName, vClients); cout << "\n\nDone Successfully, new Balance is: " << C.AccountBalance; } } } } void ShowDepositeScreen() { cout << "==================\n"; cout << "Deposite Screen\n"; cout << "==================\n"; sClient Client; vector <sClient> vClients = LoadCleintsDataFromFile(ClientsFileName); string AccountNumber = ReadClientAccountNumber(); while (!FindClientByAccountNumber(AccountNumber, vClients, Client)) { cout << "Client with number (" << AccountNumber << ") is not exist .\n"; AccountNumber = ReadClientAccountNumber(); } PrintClientCard(Client); double Amount; cout << "Please enter deposit amount? "; cin >> Amount; DepositBalanceToClientByAccountNumber(AccountNumber, Amount, vClients); } void ShowWithDrawalScreen() { cout << "==================\n"; cout << "WithDrawal Screen\n"; cout << "==================\n"; sClient Client; vector <sClient> vClients = LoadCleintsDataFromFile(ClientsFileName); string AccountNumber = ReadClientAccountNumber(); while (!FindClientByAccountNumber(AccountNumber, vClients, Client)) { cout << "Client with number (" << AccountNumber << ") is not exist .\n"; AccountNumber = ReadClientAccountNumber(); } PrintClientCard(Client); double Amount; cout << "Please enter deposit amount? "; cin >> Amount; while (Amount > Client.AccountBalance) { cout << "Amount Exceeds the balance, you can withdraw up to " << Client.AccountBalance << endl; cout << "Please,Enter another Amount: "; cin >> Amount; } DepositBalanceToClientByAccountNumber(AccountNumber, Amount * -1, vClients); } void PrintClientRecordBalanceLine(sClient Client) { cout << "| " << setw(15) << left << Client.AccountNumber; cout << "| " << setw(40) << left << Client.Name; cout << "| " << setw(12) << left << Client.AccountBalance; cout << endl; } void ShowTotalBalances() { vector <sClient> vClients = LoadCleintsDataFromFile(ClientsFileName); cout << "\n\t\t\t\t\Balance List (" << vClients.size() << ") Client(s)."; cout << "\n_______________________________________________________"; cout << "_________________________________________\n" << endl; cout << "| " << left << setw(15) << "Accout Number"; cout << "| " << left << setw(40) << "Client Name"; cout << "| " << left << setw(12) << "Balance"; cout << "\n_______________________________________________________"; cout << "_________________________________________\n" << endl; double TotalBalnces = 0; if (vClients.size() == 0) cout << "\t\tNo Clients Available In the System!"; else { for (sClient Client : vClients) { PrintClientRecordBalanceLine(Client); TotalBalnces += Client.AccountBalance; } } cout << "\n_______________________________________________________"; cout << "_________________________________________\n" << endl; cout << "\t\t\t\tTotal Balances = " << TotalBalnces << endl; } void PerformTransactionMenueOption(enTransactionMenueOptions TransactionMenueOption) { switch (TransactionMenueOption) { case enTransactionMenueOptions::eDeposite: system("cls"); ShowDepositeScreen(); GoBackToTransactionMenue(); break; case enTransactionMenueOptions::eWithdrawal: system("cls"); ShowWithDrawalScreen(); GoBackToTransactionMenue(); break; case enTransactionMenueOptions::eTotalBalances: system("cls"); ShowTotalBalances(); GoBackToTransactionMenue(); break; case enTransactionMenueOptions::eMainMenue: GoBackToMainMenue(); } } void ShowTransactionScreen() { system("cls"); cout << "===============================\n"; cout << "[1] Deposite.\n"; cout << "[2] Withdrawal.\n"; cout << "[3] Total Balances.\n"; cout << "[4] Main Menue.\n"; cout << "===============================\n"; PerformTransactionMenueOption((enTransactionMenueOptions)ReadTransactionMenueOption()); } short ReadManageUsersMenueOptions() { cout << "Choose what do you want to do? [1 to 6]? "; short Choice = 0; cin >> Choice; return Choice; } void PerformMangeUsersMenueOption(enManageUsersMenueOptions MangeUsersOption) { switch (MangeUsersOption) { case enManageUsersMenueOptions::eUsersList: system("cls"); ShowAllUsersScreen(); GoBackToManageUsers(); break; case enManageUsersMenueOptions::eAddUser: system("cls"); ShowAddNewUsersScreen(); GoBackToManageUsers(); break; case enManageUsersMenueOptions::eDeleteUser: ShowDeleteUserScreen(); GoBackToManageUsers(); break; case enManageUsersMenueOptions::eUpdateUser: ShowUpdateUserScreen(); GoBackToManageUsers(); break; case enManageUsersMenueOptions::eFindUser: ShowFindUserScreen(); GoBackToManageUsers(); break; case eMainMenueManage: system("cls"); ShowMainMenue(); break; } } void ShowManageUsersScreen() { system("cls"); cout << "===========================================\n"; cout << "\t\tManage Users Menue Screen\n"; cout << "===========================================\n"; cout << "[1] Users List\n"; cout << "[2] Add New User\n"; cout << "[3] Delete User\n"; cout << "[4] Update User.\n"; cout << "[5] Find User.\n"; cout << "[6] Main Menue.\n"; cout << "===========================================\n"; PerformMangeUsersMenueOption((enManageUsersMenueOptions)ReadManageUsersMenueOptions()); } void PerfromMainMenueOption(enMainMenueOptions MainMenueOption) { switch (MainMenueOption) { case enMainMenueOptions::eListClients: { system("cls"); ShowAllClientsScreen(); GoBackToMainMenue(); break; } case enMainMenueOptions::eAddNewClient: system("cls"); ShowAddNewClientsScreen(); GoBackToMainMenue(); break; case enMainMenueOptions::eDeleteClient: system("cls"); ShowDeleteClientScreen(); GoBackToMainMenue(); break; case enMainMenueOptions::eUpdateClient: system("cls"); ShowUpdateClientScreen(); GoBackToMainMenue(); break; case enMainMenueOptions::eFindClient: system("cls"); ShowFindClientScreen(); GoBackToMainMenue(); break; case enMainMenueOptions::eTransactions: system("cls"); ShowTransactionScreen(); break; case enMainMenueOptions::eManageUsers: system("cls"); ShowManageUsersScreen(); break; case enMainMenueOptions::eLogOut: system("cls"); Login(); break; } } void ShowMainMenue() { system("cls"); cout << "===========================================\n"; cout << "\t\tMain Menue Screen\n"; cout << "===========================================\n"; cout << "\t[1] Show Client List.\n"; cout << "\t[2] Add New Client.\n"; cout << "\t[3] Delete Client.\n"; cout << "\t[4] Update Client Info.\n"; cout << "\t[5] Find Client.\n"; cout << "\t[6] Transactions.\n"; cout << "\t[7] Manage users\n"; cout << "\t[8] Log out\n"; cout << "===========================================\n"; PerfromMainMenueOption((enMainMenueOptions)ReadMainMenueOption()); } bool FindUserByUsernameAndPassword(string UserName,string Password,stUser& User) { vector <stUser> vUsers = LoadUsersDataFromFile(UsersFileName); for (stUser& U : vUsers) { if (UserName == U.UserName && Password == U.Password) { User = U; return true; } } return false; } bool LoadUserInfo(string UserName,string Password) { if (FindUserByUsernameAndPassword(UserName, Password, CurrentUser)) return true; else return false; } void Login() { bool LoginFail = false; string UserName, Password; do { system("cls"); cout << "-----------------------------------------" << endl; cout << "\t\tLogin Screen" << endl; cout << "-----------------------------------------" << endl; if (LoginFail) { cout << "Invalid username/password ." << endl; } cout << "Entr username? "; cin >> UserName; cout << "Entr password? "; cin >> Password; LoginFail = !LoadUserInfo(UserName,Password); } while (LoginFail); } int main() { Login(); system("pause>0"); return 0; }

كان يظهر بعد ذلك عندما عدلت الكود الان يقوم بعمل run ولكن لا شئ يحدث في الcoonsole #include <iostream> #include <fstream> #include <string> #include <vector> #include <iomanip> using namespace std; const string ClientsFileName = "clients.txt"; const string UsersFileName = "users.txt"; stUser CurrentUser; struct sClient { string AccountNumber; string PinCode; string Name; string Phone; double AccountBalance; bool MarkForDelete = false; }; struct stUser { string UserName = ""; string Password = ""; int Permission = -1; bool MarkForDelete = false; }; enum enMainMenuePermissions { eAll = -1, pListClients = 1, pAddNewClient = 2, pDeleteClient = 4, pUpdateClient = 8, pFindClient = 16, pTransactions = 32, pManageUsers = 64 }; enum enMainMenueOptions { eListClients = 1, eAddNewClient = 2, eDeleteClient = 3, eUpdateClient = 4, eFindClient = 5, eTransactions = 6, eManageUsers = 7, eLogOut = 8 }; enum enTransactionMenueOptions { eDeposite = 1, eWithdrawal = 2, eTotalBalances = 3, eMainMenue = 4 }; enum enManageUsersMenueOptions { eUsersList = 1, eAddUser = 2, eDeleteUser = 3, eUpdateUser = 4, eFindUser = 5, eMainMenueManage = 6 }; void ShowMainMenue(); void ShowTransactionScreen(); void Login(); void ShowManageUsersScreen(); vector<string> SplitString(string S1, string Delim) { vector<string> vString; short pos = 0; string sWord; // define a string variable // use find() function to get the position of the delimiters while ((pos = S1.find(Delim)) != std::string::npos) { sWord = S1.substr(0, pos); // store the word if (sWord != "") { vString.push_back(sWord); } S1.erase(0, pos + Delim.length()); /* erase() until positon and move to next word. */ } if (S1 != "") { vString.push_back(S1); // it adds last word of the string. } return vString; } sClient ConvertClientLineRecord(string Line, string Seperator = "#//#") { sClient Client; vector<string> vClientData; vClientData = SplitString(Line, Seperator); Client.AccountNumber = vClientData[0]; Client.PinCode = vClientData[1]; Client.Name = vClientData[2]; Client.Phone = vClientData[3]; Client.AccountBalance = stod(vClientData[4]);//cast string to double return Client; } stUser ConvertUserLineRecord(string Line, string Seperator = "#//#") { stUser User; vector<string> vUserData; vUserData = SplitString(Line, Seperator); User.UserName = vUserData[0]; User.Password = vUserData[1]; User.Permission = stoi(vUserData[2]); return User; } string CovertClientRecordToLine(sClient Client, string Seperator = "#//#") { string stClientRecord = ""; stClientRecord += Client.AccountNumber + Seperator; stClientRecord += Client.PinCode + Seperator; stClientRecord += Client.Name + Seperator; stClientRecord += Client.Phone + Seperator; stClientRecord += to_string(Client.AccountBalance); return stClientRecord; } string CovertUserRecordToLine(stUser User, string Seperator = "#//#") { string stUserRecord = ""; stUserRecord += User.UserName + Seperator; stUserRecord += User.Password + Seperator; stUserRecord += to_string(User.Permission); return stUserRecord; } bool ClientExistsByAccountNumber(string AccountNumber, string FileName) { vector <sClient> vClients; fstream MyFile; MyFile.open(FileName, ios::in);//read Mode if (MyFile.is_open()) { string Line; sClient Client; while (getline(MyFile, Line)) { Client = ConvertClientLineRecord(Line); if (Client.AccountNumber == AccountNumber) { MyFile.close(); return true; } vClients.push_back(Client); } MyFile.close(); } return false; } bool UserExistsByUserName(string UserName, string FileName) { vector <stUser> vUsers; fstream MyFile; MyFile.open(FileName, ios::in);//read Mode if (MyFile.is_open()) { string Line; stUser User; while (getline(MyFile, Line)) { User = ConvertUserLineRecord(Line); if (User.UserName == UserName) { MyFile.close(); return true; } vUsers.push_back(User); } MyFile.close(); } return false; } sClient ReadNewClient() { sClient Client; cout << "Enter Account Number? "; // Usage of std::ws will extract allthe whitespace character getline(cin >> ws, Client.AccountNumber); while (ClientExistsByAccountNumber(Client.AccountNumber, ClientsFileName)) { cout << "\nClient with [" << Client.AccountNumber << "] already exists, Enter another Account Number? "; getline(cin >> ws, Client.AccountNumber); } cout << "Enter PinCode? "; getline(cin, Client.PinCode); cout << "Enter Name? "; getline(cin, Client.Name); cout << "Enter Phone? "; getline(cin, Client.Phone); cout << "Enter AccountBalance? "; cin >> Client.AccountBalance; return Client; } int ReadPermissionsToSet() { int Permissions = 0; char Answer = 'N'; cout << "Do you want to give the user all permissions? "; cin >> Answer; if (Answer == 'Y' || Answer == 'y') return -1; cout << "Do you want to give the user access to: " << endl; cout << "Show Clients Lists y/n? "; cin >> Answer; if (Answer == 'Y' || Answer == 'y') Permissions += enMainMenuePermissions::pListClients; cout << "Add New Client y/n? "; cin >> Answer; if (Answer == 'Y' || Answer == 'y') Permissions += enMainMenuePermissions::pAddNewClient; cout << "Delete Client y/n? "; cin >> Answer; if (Answer == 'Y' || Answer == 'y') Permissions += enMainMenuePermissions::pDeleteClient; cout << "Update Client y/n? "; cin >> Answer; if (Answer == 'Y' || Answer == 'y') Permissions += enMainMenuePermissions::pUpdateClient; cout << "Find Client y/n? "; cin >> Answer; if (Answer == 'Y' || Answer == 'y') Permissions += enMainMenuePermissions::pFindClient; cout << "Transactions y/n? "; cin >> Answer; if (Answer == 'Y' || Answer == 'y') Permissions += enMainMenuePermissions::pTransactions; cout << "Manage Users y/n? "; cin >> Answer; if (Answer == 'Y' || Answer == 'y') Permissions += enMainMenuePermissions::pManageUsers; } stUser ReadNewUser() { stUser User; cout << "Enter User Name? "; // Usage of std::ws will extract allthe whitespace character getline(cin >> ws, User.UserName); while (UserExistsByUserName(User.UserName, UsersFileName)) { cout << "\nUser with [" << User.UserName << "] already exists, Enter another User Name ? "; getline(cin >> ws, User.UserName); } cout << "Enter Password? "; getline(cin, User.Password); char Choice = 'N'; cout << "Do You want to give the user full permistions ?" << endl; cin >> Choice; User.Permission = ReadPermissionsToSet(); return User; } vector <sClient> LoadCleintsDataFromFile(string FileName) { vector <sClient> vClients; fstream MyFile; MyFile.open(FileName, ios::in);//read Mode if (MyFile.is_open()) { string Line; sClient Client; while (getline(MyFile, Line)) { Client = ConvertClientLineRecord(Line); vClients.push_back(Client); } MyFile.close(); } return vClients; } vector <stUser> LoadUsersDataFromFile(string FileName) { vector <stUser> vUsers; fstream MyFile; MyFile.open(FileName, ios::in);//read Mode if (MyFile.is_open()) { string Line; stUser User; while (getline(MyFile, Line)) { User = ConvertUserLineRecord(Line); vUsers.push_back(User); } MyFile.close(); } return vUsers; } void PrintClientRecordLine(sClient Client) { cout << "| " << setw(15) << left << Client.AccountNumber; cout << "| " << setw(10) << left << Client.PinCode; cout << "| " << setw(40) << left << Client.Name; cout << "| " << setw(12) << left << Client.Phone; cout << "| " << setw(12) << left << Client.AccountBalance; } void PrintUserRecordLine(stUser User) { cout << "| " << setw(20) << left << User.UserName; cout << "| " << setw(10) << left << User.Password; cout << "| " << setw(20) << left << User.Permission; } void ShowAllClientsScreen() { vector <sClient> vClients = LoadCleintsDataFromFile(ClientsFileName); cout << "\n\t\t\t\t\tClient List (" << vClients.size() << ") Client(s)."; cout << "\n_______________________________________________________"; cout << "_________________________________________\n" << endl; cout << "| " << left << setw(15) << "Accout Number"; cout << "| " << left << setw(10) << "Pin Code"; cout << "| " << left << setw(40) << "Client Name"; cout << "| " << left << setw(12) << "Phone"; cout << "| " << left << setw(12) << "Balance"; cout << "\n_______________________________________________________"; cout << "_________________________________________\n" << endl; if (vClients.size() == 0) cout << "\t\t\t\tNo Clients Available In the System!"; else for (sClient Client : vClients) { PrintClientRecordLine(Client); cout << endl; } cout << "\n_______________________________________________________"; cout << "_________________________________________\n" << endl; } void ShowAllUsersScreen() { vector <stUser> vUsers = LoadUsersDataFromFile(UsersFileName); cout << "\n\t\t\t\t\tClient List (" << vUsers.size() << ") Client(s)."; cout << "\n_______________________________________________________"; cout << "_________________________________________\n" << endl; cout << "| " << left << setw(20) << "UserName"; cout << "| " << left << setw(10) << "Password"; cout << "| " << left << setw(20) << "Permissions"; cout << "\n_______________________________________________________"; cout << "_________________________________________\n" << endl; if (vUsers.size() == 0) cout << "\t\t\t\tNo Users Available In the System!"; else for (stUser User : vUsers) { PrintUserRecordLine(User); cout << endl; } cout << "\n_______________________________________________________"; cout << "_________________________________________\n" << endl; } void PrintClientCard(sClient Client) { cout << "\nThe following are the client details:\n"; cout << "-----------------------------------"; cout << "\nAccout Number: " << Client.AccountNumber; cout << "\nPin Code : " << Client.PinCode; cout << "\nName : " << Client.Name; cout << "\nPhone : " << Client.Phone; cout << "\nAccount Balance: " << Client.AccountBalance; cout << "\n-----------------------------------\n"; } bool FindClientByAccountNumber(string AccountNumber, vector <sClient> vClients, sClient& Client) { for (sClient C : vClients) { if (C.AccountNumber == AccountNumber) { Client = C; return true; } } return false; } sClient ChangeClientRecord(string AccountNumber) { sClient Client; Client.AccountNumber = AccountNumber; cout << "\n\nEnter PinCode? "; getline(cin >> ws, Client.PinCode); cout << "Enter Name? "; getline(cin, Client.Name); cout << "Enter Phone? "; getline(cin, Client.Phone); cout << "Enter AccountBalance? "; cin >> Client.AccountBalance; return Client; } bool MarkClientForDeleteByAccountNumber(string AccountNumber, vector <sClient>& vClients) { for (sClient& C : vClients) { if (C.AccountNumber == AccountNumber) { C.MarkForDelete = true; return true; } } return false; } vector <sClient> SaveCleintsDataToFile(string FileName, vector <sClient> vClients) { fstream MyFile; MyFile.open(FileName, ios::out);//overwrite string DataLine; if (MyFile.is_open()) { for (sClient C : vClients) { if (C.MarkForDelete == false) { //we only write records that are not marked for delete. DataLine = CovertClientRecordToLine(C); MyFile << DataLine << endl; } } MyFile.close(); } return vClients; } void AddDataLineToFile(string FileName, string stDataLine) { fstream MyFile; MyFile.open(FileName, ios::in | ios::app); if (MyFile.is_open()) { MyFile << stDataLine << endl; MyFile.close(); } } void AddNewUser() { stUser User; User = ReadNewUser(); AddDataLineToFile(UsersFileName, CovertUserRecordToLine(User)); } void AddNewClient() { sClient Client; Client = ReadNewClient(); AddDataLineToFile(ClientsFileName, CovertClientRecordToLine(Client)); } void AddNewClients() { char AddMore = 'Y'; do { cout << "Adding New Client:\n\n"; AddNewClient(); cout << "\nClient Added Successfully, do you want to add more clients? Y/N? "; cin >> AddMore; } while (toupper(AddMore) == 'Y'); } void AddNewUsers() { char AddMore = 'Y'; do { //system("cls"); cout << "Adding New User:\n\n"; AddNewUser(); cout << "\nClient Added Successfully, do you want to add more Users? Y/N? "; cin >> AddMore; } while (toupper(AddMore) == 'Y'); } bool DeleteClientByAccountNumber(string AccountNumber, vector <sClient>& vClients) { sClient Client; char Answer = 'n'; if (FindClientByAccountNumber(AccountNumber, vClients, Client)) { PrintClientCard(Client); cout << "\n\nAre you sure you want delete this client? y/n ? "; cin >> Answer; if (Answer == 'y' || Answer == 'Y') { MarkClientForDeleteByAccountNumber(AccountNumber, vClients); SaveCleintsDataToFile(ClientsFileName, vClients); //Refresh Clients vClients = LoadCleintsDataFromFile(ClientsFileName); cout << "\n\nClient Deleted Successfully."; return true; } } else { cout << "\nClient with Account Number (" << AccountNumber << ") is Not Found!"; return false; } } bool FindUserByUserName(string UserName,vector <stUser> vUsers,stUser &User) { for (stUser U : vUsers) { if (U.UserName == UserName) { User = U; return true; } } return false; } void PrintUserCard(stUser User) { cout << "\nThe following are the User details:\n"; cout << "-----------------------------------"; cout << "\nUsername : " << User.UserName; cout << "\nPin Code : " << User.Password; cout << "\n-----------------------------------\n"; } bool MarkUserForDeleteByUserName(string UserName, vector <stUser>& vUsers) { for (stUser& U : vUsers) { if (U.UserName == UserName) { U.MarkForDelete = true; return true; } } return false; } vector <stUser> SaveUsersDataToFile(string FileName, vector <stUser> vUsers) { fstream MyFile; MyFile.open(FileName, ios::out);//overwrite string DataLine; if (MyFile.is_open()) { for (stUser U : vUsers) { if (U.MarkForDelete == false) { //we only write records that are not marked for delete. DataLine = CovertUserRecordToLine(U); MyFile << DataLine << endl; } } MyFile.close(); } return vUsers; } bool DeleteUserByUserName(string UserName, vector <stUser>& vUsers) { stUser User; char Answer = 'n'; if (FindUserByUserName(UserName, vUsers, User)) { PrintUserCard(User); cout << "\n\nAre you sure you want delete this User? y/n ? "; cin >> Answer; if (Answer == 'y' || Answer == 'Y') { MarkUserForDeleteByUserName(UserName, vUsers); SaveUsersDataToFile(UsersFileName, vUsers); //Refresh Clients vUsers = LoadUsersDataFromFile(UsersFileName); cout << "\nUser Deleted Successfully."; return true; } } else { cout << "User with Account Number (" << UserName << ") is Not Found!"; return false; } } bool UpdateClientByAccountNumber(string AccountNumber, vector <sClient>& vClients) { sClient Client; char Answer = 'n'; if (FindClientByAccountNumber(AccountNumber, vClients, Client)) { PrintClientCard(Client); cout << "\n\nAre you sure you want update this client? y/n ? "; cin >> Answer; if (Answer == 'y' || Answer == 'Y') { for (sClient& C : vClients) { if (C.AccountNumber == AccountNumber) { C = ChangeClientRecord(AccountNumber); break; } } SaveCleintsDataToFile(ClientsFileName, vClients); cout << "\n\nClient Updated Successfully."; return true; } } else { cout << "\nClient with Account Number (" << AccountNumber << ") is Not Found!"; return false; } } string ReadClientAccountNumber() { string AccountNumber = ""; cout << "\nPlease enter AccountNumber? "; cin >> AccountNumber; return AccountNumber; } void ShowDeleteClientScreen() { cout << "\n-----------------------------------\n"; cout << "\tDelete Client Screen"; cout << "\n-----------------------------------\n"; vector <sClient> vClients = LoadCleintsDataFromFile(ClientsFileName); string AccountNumber = ReadClientAccountNumber(); DeleteClientByAccountNumber(AccountNumber, vClients); } string ReadUserName() { string UserName = ""; cout << "\nPlease enter Username? "; cin >> UserName; return UserName; } void ShowDeleteUserScreen() { cout << "\n-----------------------------------\n"; cout << "\tDelete User Screen"; cout << "\n-----------------------------------\n"; vector <stUser> vUsers = LoadUsersDataFromFile(UsersFileName); string UserName = ReadUserName(); DeleteUserByUserName(UserName, vUsers); } void ShowUpdateClientScreen() { cout << "\n-----------------------------------\n"; cout << "\tUpdate Client Info Screen"; cout << "\n-----------------------------------\n"; vector <sClient> vClients = LoadCleintsDataFromFile(ClientsFileName); string AccountNumber = ReadClientAccountNumber(); UpdateClientByAccountNumber(AccountNumber, vClients); } stUser ChangeUserRecord() { stUser User; cout << "\n\nEnter Username? "; getline(cin >> ws,User.UserName ); cout << "Enter Password? "; getline(cin, User.Password); User.Permission = ReadPermissionsToSet(); return User; } bool UpdateUserByUserName(string UserName, vector <stUser>& vUsers) { stUser User; char Answer = 'n'; if (FindUserByUserName(UserName, vUsers, User)) { PrintUserCard(User); cout << "\n\nAre you sure you want update this user? y/n ? "; cin >> Answer; if (Answer == 'y' || Answer == 'Y') { for (stUser& U : vUsers) { if (U.UserName == UserName) { U = ChangeUserRecord(); break; } } SaveUsersDataToFile(UsersFileName, vUsers); cout << "\n\nUser Updated Successfully."; return true; } } else { cout << "\nUser with Username (" << UserName << ") is Not Found!"; return false; } } void ShowUpdateUserScreen() { cout << "\n-----------------------------------\n"; cout << "\tUpdate User Info Screen"; cout << "\n-----------------------------------\n"; vector <stUser> vUsers = LoadUsersDataFromFile(UsersFileName); string UserName = ReadUserName(); UpdateUserByUserName(UserName, vUsers); } void ShowAddNewClientsScreen() { cout << "\n-----------------------------------\n"; cout << "\tAdd New Clients Screen"; cout << "\n-----------------------------------\n"; AddNewClients(); } void ShowAddNewUsersScreen() { cout << "\n-----------------------------------\n"; cout << "\tAdd New User Screen"; cout << "\n-----------------------------------\n"; AddNewUsers(); } void ShowFindClientScreen() { cout << "\n-----------------------------------\n"; cout << "\tFind Client Screen"; cout << "\n-----------------------------------\n"; vector <sClient> vClients = LoadCleintsDataFromFile(ClientsFileName); sClient Client; string AccountNumber = ReadClientAccountNumber(); if (FindClientByAccountNumber(AccountNumber, vClients, Client)) PrintClientCard(Client); else cout << "\nClient with Account Number[" << AccountNumber << "] is not found!"; } void ShowFindUserScreen() { cout << "\n-----------------------------------\n"; cout << "\tFind User Screen"; cout << "\n-----------------------------------\n"; vector <stUser> vUsers = LoadUsersDataFromFile(UsersFileName); stUser User; string UserName = ReadUserName(); if (FindUserByUserName(UserName, vUsers, User)) PrintUserCard(User); else cout << "\nUser with User name [" << UserName << "] is not found!"; } void ShowEndScreen() { cout << "\n-----------------------------------\n"; cout << "\tProgram Ends :-)"; cout << "\n-----------------------------------\n"; } void GoBackToMainMenue() { cout << "\n\nPress any key to go back to Main Menue..."; system("pause>0"); ShowMainMenue(); } void GoBackToManageUsers() { cout << "\n\nPress any key to go back to Manage Menue..."; system("pause>0"); ShowManageUsersScreen(); } void GoBackToTransactionMenue() { cout << "\n\nPress any key to go back to Transcraption menue..."; system("pause>0"); ShowTransactionScreen(); } short ReadMainMenueOption() { cout << "Choose what do you want to do? [1 to 8]? "; short Choice = 0; cin >> Choice; return Choice; } short ReadTransactionMenueOption() { cout << "Choose what do you want to do? [1 to 4]? "; short Choice = 0; cin >> Choice; return Choice; } void DepositBalanceToClientByAccountNumber(string AccountNumber, double Amount, vector <sClient> vClients) { char Answer = 'n'; cout << "Are you sure you wanna perform this transaction ? Y/y "; cin >> Answer; if (Answer == 'Y' || Answer == 'y') { for (sClient& C : vClients) { if (C.AccountNumber == AccountNumber) { C.AccountBalance += Amount; SaveCleintsDataToFile(ClientsFileName, vClients); cout << "\n\nDone Successfully, new Balance is: " << C.AccountBalance; } } } } void ShowDepositeScreen() { cout << "==================\n"; cout << "Deposite Screen\n"; cout << "==================\n"; sClient Client; vector <sClient> vClients = LoadCleintsDataFromFile(ClientsFileName); string AccountNumber = ReadClientAccountNumber(); while (!FindClientByAccountNumber(AccountNumber, vClients, Client)) { cout << "Client with number (" << AccountNumber << ") is not exist .\n"; AccountNumber = ReadClientAccountNumber(); } PrintClientCard(Client); double Amount; cout << "Please enter deposit amount? "; cin >> Amount; DepositBalanceToClientByAccountNumber(AccountNumber, Amount, vClients); } void ShowWithDrawalScreen() { cout << "==================\n"; cout << "WithDrawal Screen\n"; cout << "==================\n"; sClient Client; vector <sClient> vClients = LoadCleintsDataFromFile(ClientsFileName); string AccountNumber = ReadClientAccountNumber(); while (!FindClientByAccountNumber(AccountNumber, vClients, Client)) { cout << "Client with number (" << AccountNumber << ") is not exist .\n"; AccountNumber = ReadClientAccountNumber(); } PrintClientCard(Client); double Amount; cout << "Please enter deposit amount? "; cin >> Amount; while (Amount > Client.AccountBalance) { cout << "Amount Exceeds the balance, you can withdraw up to " << Client.AccountBalance << endl; cout << "Please,Enter another Amount: "; cin >> Amount; } DepositBalanceToClientByAccountNumber(AccountNumber, Amount * -1, vClients); } void PrintClientRecordBalanceLine(sClient Client) { cout << "| " << setw(15) << left << Client.AccountNumber; cout << "| " << setw(40) << left << Client.Name; cout << "| " << setw(12) << left << Client.AccountBalance; cout << endl; } void ShowTotalBalances() { vector <sClient> vClients = LoadCleintsDataFromFile(ClientsFileName); cout << "\n\t\t\t\t\Balance List (" << vClients.size() << ") Client(s)."; cout << "\n_______________________________________________________"; cout << "_________________________________________\n" << endl; cout << "| " << left << setw(15) << "Accout Number"; cout << "| " << left << setw(40) << "Client Name"; cout << "| " << left << setw(12) << "Balance"; cout << "\n_______________________________________________________"; cout << "_________________________________________\n" << endl; double TotalBalnces = 0; if (vClients.size() == 0) cout << "\t\tNo Clients Available In the System!"; else { for (sClient Client : vClients) { PrintClientRecordBalanceLine(Client); TotalBalnces += Client.AccountBalance; } } cout << "\n_______________________________________________________"; cout << "_________________________________________\n" << endl; cout << "\t\t\t\tTotal Balances = " << TotalBalnces << endl; } void PerformTransactionMenueOption(enTransactionMenueOptions TransactionMenueOption) { switch (TransactionMenueOption) { case enTransactionMenueOptions::eDeposite: system("cls"); ShowDepositeScreen(); GoBackToTransactionMenue(); break; case enTransactionMenueOptions::eWithdrawal: system("cls"); ShowWithDrawalScreen(); GoBackToTransactionMenue(); break; case enTransactionMenueOptions::eTotalBalances: system("cls"); ShowTotalBalances(); GoBackToTransactionMenue(); break; case enTransactionMenueOptions::eMainMenue: GoBackToMainMenue(); } } void ShowTransactionScreen() { system("cls"); cout << "===============================\n"; cout << "[1] Deposite.\n"; cout << "[2] Withdrawal.\n"; cout << "[3] Total Balances.\n"; cout << "[4] Main Menue.\n"; cout << "===============================\n"; PerformTransactionMenueOption((enTransactionMenueOptions)ReadTransactionMenueOption()); } short ReadManageUsersMenueOptions() { cout << "Choose what do you want to do? [1 to 6]? "; short Choice = 0; cin >> Choice; return Choice; } void PerformMangeUsersMenueOption(enManageUsersMenueOptions MangeUsersOption) { switch (MangeUsersOption) { case enManageUsersMenueOptions::eUsersList: system("cls"); ShowAllUsersScreen(); GoBackToManageUsers(); break; case enManageUsersMenueOptions::eAddUser: system("cls"); ShowAddNewUsersScreen(); GoBackToManageUsers(); break; case enManageUsersMenueOptions::eDeleteUser: ShowDeleteUserScreen(); GoBackToManageUsers(); break; case enManageUsersMenueOptions::eUpdateUser: ShowUpdateUserScreen(); GoBackToManageUsers(); break; case enManageUsersMenueOptions::eFindUser: ShowFindUserScreen(); GoBackToManageUsers(); break; case eMainMenueManage: system("cls"); ShowMainMenue(); break; } } void ShowManageUsersScreen() { system("cls"); cout << "===========================================\n"; cout << "\t\tManage Users Menue Screen\n"; cout << "===========================================\n"; cout << "[1] Users List\n"; cout << "[2] Add New User\n"; cout << "[3] Delete User\n"; cout << "[4] Update User.\n"; cout << "[5] Find User.\n"; cout << "[6] Main Menue.\n"; cout << "===========================================\n"; PerformMangeUsersMenueOption((enManageUsersMenueOptions)ReadManageUsersMenueOptions()); } void PerfromMainMenueOption(enMainMenueOptions MainMenueOption) { switch (MainMenueOption) { case enMainMenueOptions::eListClients: { system("cls"); ShowAllClientsScreen(); GoBackToMainMenue(); break; } case enMainMenueOptions::eAddNewClient: system("cls"); ShowAddNewClientsScreen(); GoBackToMainMenue(); break; case enMainMenueOptions::eDeleteClient: system("cls"); ShowDeleteClientScreen(); GoBackToMainMenue(); break; case enMainMenueOptions::eUpdateClient: system("cls"); ShowUpdateClientScreen(); GoBackToMainMenue(); break; case enMainMenueOptions::eFindClient: system("cls"); ShowFindClientScreen(); GoBackToMainMenue(); break; case enMainMenueOptions::eTransactions: system("cls"); ShowTransactionScreen(); break; case enMainMenueOptions::eManageUsers: system("cls"); ShowManageUsersScreen(); break; case enMainMenueOptions::eLogOut: system("cls"); Login(); break; } } void ShowMainMenue() { system("cls"); cout << "===========================================\n"; cout << "\t\tMain Menue Screen\n"; cout << "===========================================\n"; cout << "\t[1] Show Client List.\n"; cout << "\t[2] Add New Client.\n"; cout << "\t[3] Delete Client.\n"; cout << "\t[4] Update Client Info.\n"; cout << "\t[5] Find Client.\n"; cout << "\t[6] Transactions.\n"; cout << "\t[7] Manage users\n"; cout << "\t[8] Log out\n"; cout << "===========================================\n"; PerfromMainMenueOption((enMainMenueOptions)ReadMainMenueOption()); } bool FindUserByUsernameAndPassword(string UserName,string Password,stUser& User) { vector <stUser> vUsers = LoadUsersDataFromFile(UsersFileName); for (stUser& U : vUsers) { if (UserName == U.UserName && Password == U.Password) { User = U; return true; } } return false; } bool LoadUserInfo(string UserName,string Password) { if (FindUserByUsernameAndPassword(UserName, Password, CurrentUser)) return true; else return false; } void Login() { bool LoginFail = false; string UserName, Password; do { system("cls"); cout << "-----------------------------------------" << endl; cout << "\t\tLogin Screen" << endl; cout << "-----------------------------------------" << endl; if (LoginFail) { cout << "Invalid username/password ." << endl; } cout << "Entr username? "; cin >> UserName; cout << "Entr password? "; cin >> Password; LoginFail = !LoadUserInfo(UserName,Password); } while (LoginFail); } int main() { Login(); system("pause>0"); return 0; }

للاسف لا زالت المشكلة قائمة

users file content Admin#//#1234#//#-1 Admin23#//#147#//#-1

عند تشغيل الكود التالي تظهر هذه الرسالة ولا يمكن تنفيذ الكود #include <iostream> #include <fstream> #include <string> #include <vector> #include <iomanip> using namespace std; const string ClientsFileName = "clients.txt"; const string UsersFileName = "users.txt"; void ShowMainMenue(); void ShowTransactionScreen(); void Login(); struct sClient { string AccountNumber; string PinCode; string Name; string Phone; double AccountBalance; bool MarkForDelete = false; }; struct sUser { string UserName = ""; string Password = ""; string Permission = "1"; }; vector<string> SplitString(string S1, string Delim) { vector<string> vString; short pos = 0; string sWord; // define a string variable // use find() function to get the position of the delimiters while ((pos = S1.find(Delim)) != std::string::npos) { sWord = S1.substr(0, pos); // store the word if (sWord != "") { vString.push_back(sWord); } S1.erase(0, pos + Delim.length()); /* erase() until positon and move to next word. */ } if (S1 != "") { vString.push_back(S1); // it adds last word of the string. } return vString; } sClient ConvertClientLineRecord(string Line, string Seperator = "#//#") { sClient Client; vector<string> vClientData; vClientData = SplitString(Line, Seperator); Client.AccountNumber = vClientData[0]; Client.PinCode = vClientData[1]; Client.Name = vClientData[2]; Client.Phone = vClientData[3]; Client.AccountBalance = stod(vClientData[4]);//cast string to double return Client; } sUser ConvertUserLineRecord(string Line, string Seperator = "#//#") { sUser User; vector<string> vUserData; vUserData = SplitString(Line, Seperator); User.UserName = vUserData[0]; User.Password = vUserData[1]; User.Permission = vUserData[2]; return User; } string CovertClientRecordToLine(sClient Client, string Seperator = "#//#") { string stClientRecord = ""; stClientRecord += Client.AccountNumber + Seperator; stClientRecord += Client.PinCode + Seperator; stClientRecord += Client.Name + Seperator; stClientRecord += Client.Phone + Seperator; stClientRecord += to_string(Client.AccountBalance); return stClientRecord; } string CovertUserRecordToLine(sUser User, string Seperator = "#//#") { string stUserRecord = ""; stUserRecord += User.UserName + Seperator; stUserRecord += User.Password + Seperator; stUserRecord += User.Permission; return stUserRecord; } bool ClientExistsByAccountNumber(string AccountNumber, string FileName) { vector <sClient> vClients; fstream MyFile; MyFile.open(FileName, ios::in);//read Mode if (MyFile.is_open()) { string Line; sClient Client; while (getline(MyFile, Line)) { Client = ConvertClientLineRecord(Line); if (Client.AccountNumber == AccountNumber) { MyFile.close(); return true; } vClients.push_back(Client); } MyFile.close(); } return false; } bool UserExistsByUserName(string UserName, string FileName) { vector <sUser> vUsers; fstream MyFile; MyFile.open(FileName, ios::in);//read Mode if (MyFile.is_open()) { string Line; sUser User; while (getline(MyFile, Line)) { User = ConvertUserLineRecord(Line); if (User.UserName == UserName) { MyFile.close(); return true; } vUsers.push_back(User); } MyFile.close(); } return false; } sClient ReadNewClient() { sClient Client; cout << "Enter Account Number? "; // Usage of std::ws will extract allthe whitespace character getline(cin >> ws, Client.AccountNumber); while (ClientExistsByAccountNumber(Client.AccountNumber, ClientsFileName)) { cout << "\nClient with [" << Client.AccountNumber << "] already exists, Enter another Account Number? "; getline(cin >> ws, Client.AccountNumber); } cout << "Enter PinCode? "; getline(cin, Client.PinCode); cout << "Enter Name? "; getline(cin, Client.Name); cout << "Enter Phone? "; getline(cin, Client.Phone); cout << "Enter AccountBalance? "; cin >> Client.AccountBalance; return Client; } sUser ReadNewUser() { sUser User; cout << "Enter User Name? "; // Usage of std::ws will extract allthe whitespace character getline(cin >> ws, User.UserName); while (UserExistsByUserName(User.UserName, UsersFileName)) { cout << "\nUser with [" << User.UserName << "] already exists, Enter another User Name ? "; getline(cin >> ws, User.UserName); } cout << "Enter Password? "; getline(cin, User.Password); char Choice = 'N'; cout << "Do You want to give the user full permistions ?" << endl; cin >> Choice; if (Choice == 'Y' || Choice == 'y') User.Permission = "-1"; return User; } vector <sClient> LoadCleintsDataFromFile(string FileName) { vector <sClient> vClients; fstream MyFile; MyFile.open(FileName, ios::in);//read Mode if (MyFile.is_open()) { string Line; sClient Client; while (getline(MyFile, Line)) { Client = ConvertClientLineRecord(Line); vClients.push_back(Client); } MyFile.close(); } return vClients; } vector <sUser> LoadUsersDataFromFile(string FileName) { vector <sUser> vUsers; fstream MyFile; MyFile.open(FileName, ios::in);//read Mode if (MyFile.is_open()) { string Line; sUser User; while (getline(MyFile, Line)) { User = ConvertUserLineRecord(Line); vUsers.push_back(User); } MyFile.close(); } return vUsers; } void PrintClientRecordLine(sClient Client) { cout << "| " << setw(15) << left << Client.AccountNumber; cout << "| " << setw(10) << left << Client.PinCode; cout << "| " << setw(40) << left << Client.Name; cout << "| " << setw(12) << left << Client.Phone; cout << "| " << setw(12) << left << Client.AccountBalance; } void PrintUserRecordLine(sUser User) { cout << "| " << setw(20) << left << User.UserName; cout << "| " << setw(10) << left << User.Password; cout << "| " << setw(20) << left << User.Permission; } void ShowAllClientsScreen() { vector <sClient> vClients = LoadCleintsDataFromFile(ClientsFileName); cout << "\n\t\t\t\t\tClient List (" << vClients.size() << ") Client(s)."; cout << "\n_______________________________________________________"; cout << "_________________________________________\n" << endl; cout << "| " << left << setw(15) << "Accout Number"; cout << "| " << left << setw(10) << "Pin Code"; cout << "| " << left << setw(40) << "Client Name"; cout << "| " << left << setw(12) << "Phone"; cout << "| " << left << setw(12) << "Balance"; cout << "\n_______________________________________________________"; cout << "_________________________________________\n" << endl; if (vClients.size() == 0) cout << "\t\t\t\tNo Clients Available In the System!"; else for (sClient Client : vClients) { PrintClientRecordLine(Client); cout << endl; } cout << "\n_______________________________________________________"; cout << "_________________________________________\n" << endl; } void ShowAllUsersScreen() { vector <sUser> vUsers = LoadUsersDataFromFile(UsersFileName); cout << "\n\t\t\t\t\tClient List (" << vUsers.size() << ") Client(s)."; cout << "\n_______________________________________________________"; cout << "_________________________________________\n" << endl; cout << "| " << left << setw(20) << "UserName"; cout << "| " << left << setw(10) << "Password"; cout << "| " << left << setw(20) << "Permissions"; cout << "\n_______________________________________________________"; cout << "_________________________________________\n" << endl; if (vUsers.size() == 0) cout << "\t\t\t\tNo Users Available In the System!"; else for (sUser User : vUsers) { PrintUserRecordLine(User); cout << endl; } cout << "\n_______________________________________________________"; cout << "_________________________________________\n" << endl; } void PrintClientCard(sClient Client) { cout << "\nThe following are the client details:\n"; cout << "-----------------------------------"; cout << "\nAccout Number: " << Client.AccountNumber; cout << "\nPin Code : " << Client.PinCode; cout << "\nName : " << Client.Name; cout << "\nPhone : " << Client.Phone; cout << "\nAccount Balance: " << Client.AccountBalance; cout << "\n-----------------------------------\n"; } bool FindClientByAccountNumber(string AccountNumber, vector <sClient> vClients, sClient& Client) { for (sClient C : vClients) { if (C.AccountNumber == AccountNumber) { Client = C; return true; } } return false; } sClient ChangeClientRecord(string AccountNumber) { sClient Client; Client.AccountNumber = AccountNumber; cout << "\n\nEnter PinCode? "; getline(cin >> ws, Client.PinCode); cout << "Enter Name? "; getline(cin, Client.Name); cout << "Enter Phone? "; getline(cin, Client.Phone); cout << "Enter AccountBalance? "; cin >> Client.AccountBalance; return Client; } bool MarkClientForDeleteByAccountNumber(string AccountNumber, vector <sClient>& vClients) { for (sClient& C : vClients) { if (C.AccountNumber == AccountNumber) { C.MarkForDelete = true; return true; } } return false; } vector <sClient> SaveCleintsDataToFile(string FileName, vector <sClient> vClients) { fstream MyFile; MyFile.open(FileName, ios::out);//overwrite string DataLine; if (MyFile.is_open()) { for (sClient C : vClients) { if (C.MarkForDelete == false) { //we only write records that are not marked for delete. DataLine = CovertClientRecordToLine(C); MyFile << DataLine << endl; } } MyFile.close(); } return vClients; } void AddDataLineToFile(string FileName, string stDataLine) { fstream MyFile; MyFile.open(FileName, ios::in | ios::app); if (MyFile.is_open()) { MyFile << endl << stDataLine << endl; MyFile.close(); } } void AddNewUser() { sUser User; User = ReadNewUser(); AddDataLineToFile(UsersFileName, CovertUserRecordToLine(User)); } void AddNewClient() { sClient Client; Client = ReadNewClient(); AddDataLineToFile(ClientsFileName, CovertClientRecordToLine(Client)); } void AddNewClients() { char AddMore = 'Y'; do { cout << "Adding New Client:\n\n"; AddNewClient(); cout << "\nClient Added Successfully, do you want to add more clients? Y/N? "; cin >> AddMore; } while (toupper(AddMore) == 'Y'); } void AddNewUsers() { char AddMore = 'Y'; do { //system("cls"); cout << "Adding New User:\n\n"; AddNewUser(); cout << "\nClient Added Successfully, do you want to add more Users? Y/N? "; cin >> AddMore; } while (toupper(AddMore) == 'Y'); } bool DeleteClientByAccountNumber(string AccountNumber, vector <sClient>& vClients) { sClient Client; char Answer = 'n'; if (FindClientByAccountNumber(AccountNumber, vClients, Client)) { PrintClientCard(Client); cout << "\n\nAre you sure you want delete this client? y/n ? "; cin >> Answer; if (Answer == 'y' || Answer == 'Y') { MarkClientForDeleteByAccountNumber(AccountNumber, vClients); SaveCleintsDataToFile(ClientsFileName, vClients); //Refresh Clients vClients = LoadCleintsDataFromFile(ClientsFileName); cout << "\n\nClient Deleted Successfully."; return true; } } else { cout << "\nClient with Account Number (" << AccountNumber << ") is Not Found!"; return false; } } bool UpdateClientByAccountNumber(string AccountNumber, vector <sClient>& vClients) { sClient Client; char Answer = 'n'; if (FindClientByAccountNumber(AccountNumber, vClients, Client)) { PrintClientCard(Client); cout << "\n\nAre you sure you want update this client? y/n ? "; cin >> Answer; if (Answer == 'y' || Answer == 'Y') { for (sClient& C : vClients) { if (C.AccountNumber == AccountNumber) { C = ChangeClientRecord(AccountNumber); break; } } SaveCleintsDataToFile(ClientsFileName, vClients); cout << "\n\nClient Updated Successfully."; return true; } } else { cout << "\nClient with Account Number (" << AccountNumber << ") is Not Found!"; return false; } } string ReadClientAccountNumber() { string AccountNumber = ""; cout << "\nPlease enter AccountNumber? "; cin >> AccountNumber; return AccountNumber; } void ShowDeleteClientScreen() { cout << "\n-----------------------------------\n"; cout << "\tDelete Client Screen"; cout << "\n-----------------------------------\n"; vector <sClient> vClients = LoadCleintsDataFromFile(ClientsFileName); string AccountNumber = ReadClientAccountNumber(); DeleteClientByAccountNumber(AccountNumber, vClients); } void ShowUpdateClientScreen() { cout << "\n-----------------------------------\n"; cout << "\tUpdate Client Info Screen"; cout << "\n-----------------------------------\n"; vector <sClient> vClients = LoadCleintsDataFromFile(ClientsFileName); string AccountNumber = ReadClientAccountNumber(); UpdateClientByAccountNumber(AccountNumber, vClients); } void ShowAddNewClientsScreen() { cout << "\n-----------------------------------\n"; cout << "\tAdd New Clients Screen"; cout << "\n-----------------------------------\n"; AddNewClients(); } void ShowAddNewUsersScreen() { cout << "\n-----------------------------------\n"; cout << "\tAdd New User Screen"; cout << "\n-----------------------------------\n"; AddNewUsers(); } void ShowFindClientScreen() { cout << "\n-----------------------------------\n"; cout << "\tFind Client Screen"; cout << "\n-----------------------------------\n"; vector <sClient> vClients = LoadCleintsDataFromFile(ClientsFileName); sClient Client; string AccountNumber = ReadClientAccountNumber(); if (FindClientByAccountNumber(AccountNumber, vClients, Client)) PrintClientCard(Client); else cout << "\nClient with Account Number[" << AccountNumber << "] is not found!"; } void ShowEndScreen() { cout << "\n-----------------------------------\n"; cout << "\tProgram Ends :-)"; cout << "\n-----------------------------------\n"; } enum enMainMenueOptions { eListClients = 1, eAddNewClient = 2, eDeleteClient = 3, eUpdateClient = 4, eFindClient = 5, eTransactions = 6, eManageUsers = 7, eLogOut = 8 }; enum enTransactionMenueOptions { eDeposite = 1, eWithdrawal = 2, eTotalBalances = 3, eMainMenue = 4 }; enum enManageUsersMenueOptions { eUsersList = 1, eAddUser = 2, eDeleteUser = 3, eUpdateUser = 4, eFindUser = 5, eMainMenueManage = 6 }; void GoBackToMainMenue() { cout << "\n\nPress any key to go back to Main Menue..."; system("pause>0"); ShowMainMenue(); } void GoBackToTransactionMenue() { cout << "\n\nPress any key to go back to Transcraption menue..."; system("pause>0"); ShowTransactionScreen(); } short ReadMainMenueOption() { cout << "Choose what do you want to do? [1 to 8]? "; short Choice = 0; cin >> Choice; return Choice; } short ReadTransactionMenueOption() { cout << "Choose what do you want to do? [1 to 4]? "; short Choice = 0; cin >> Choice; return Choice; } void DepositBalanceToClientByAccountNumber(string AccountNumber, double Amount, vector <sClient> vClients) { char Answer = 'n'; cout << "Are you sure you wanna perform this transaction ? Y/y "; cin >> Answer; if (Answer == 'Y' || Answer == 'y') { for (sClient& C : vClients) { if (C.AccountNumber == AccountNumber) { C.AccountBalance += Amount; SaveCleintsDataToFile(ClientsFileName, vClients); cout << "\n\nDone Successfully, new Balance is: " << C.AccountBalance; } } } } void ShowDepositeScreen() { cout << "==================\n"; cout << "Deposite Screen\n"; cout << "==================\n"; sClient Client; vector <sClient> vClients = LoadCleintsDataFromFile(ClientsFileName); string AccountNumber = ReadClientAccountNumber(); while (!FindClientByAccountNumber(AccountNumber, vClients, Client)) { cout << "Client with number (" << AccountNumber << ") is not exist .\n"; AccountNumber = ReadClientAccountNumber(); } PrintClientCard(Client); double Amount; cout << "Please enter deposit amount? "; cin >> Amount; DepositBalanceToClientByAccountNumber(AccountNumber, Amount, vClients); } void ShowWithDrawalScreen() { cout << "==================\n"; cout << "WithDrawal Screen\n"; cout << "==================\n"; sClient Client; vector <sClient> vClients = LoadCleintsDataFromFile(ClientsFileName); string AccountNumber = ReadClientAccountNumber(); while (!FindClientByAccountNumber(AccountNumber, vClients, Client)) { cout << "Client with number (" << AccountNumber << ") is not exist .\n"; AccountNumber = ReadClientAccountNumber(); } PrintClientCard(Client); double Amount; cout << "Please enter deposit amount? "; cin >> Amount; while (Amount > Client.AccountBalance) { cout << "Amount Exceeds the balance, you can withdraw up to " << Client.AccountBalance << endl; cout << "Please,Enter another Amount: "; cin >> Amount; } DepositBalanceToClientByAccountNumber(AccountNumber, Amount * -1, vClients); } void PrintClientRecordBalanceLine(sClient Client) { cout << "| " << setw(15) << left << Client.AccountNumber; cout << "| " << setw(40) << left << Client.Name; cout << "| " << setw(12) << left << Client.AccountBalance; cout << endl; } void ShowTotalBalances() { vector <sClient> vClients = LoadCleintsDataFromFile(ClientsFileName); cout << "\n\t\t\t\t\Balance List (" << vClients.size() << ") Client(s)."; cout << "\n_______________________________________________________"; cout << "_________________________________________\n" << endl; cout << "| " << left << setw(15) << "Accout Number"; cout << "| " << left << setw(40) << "Client Name"; cout << "| " << left << setw(12) << "Balance"; cout << "\n_______________________________________________________"; cout << "_________________________________________\n" << endl; double TotalBalnces = 0; if (vClients.size() == 0) cout << "\t\tNo Clients Available In the System!"; else { for (sClient Client : vClients) { PrintClientRecordBalanceLine(Client); TotalBalnces += Client.AccountBalance; } } cout << "\n_______________________________________________________"; cout << "_________________________________________\n" << endl; cout << "\t\t\t\tTotal Balances = " << TotalBalnces << endl; } void PerformTransactionMenueOption(enTransactionMenueOptions TransactionMenueOption) { switch (TransactionMenueOption) { case enTransactionMenueOptions::eDeposite: system("cls"); ShowDepositeScreen(); GoBackToTransactionMenue(); break; case enTransactionMenueOptions::eWithdrawal: system("cls"); ShowWithDrawalScreen(); GoBackToTransactionMenue(); break; case enTransactionMenueOptions::eTotalBalances: system("cls"); ShowTotalBalances(); GoBackToTransactionMenue(); break; case enTransactionMenueOptions::eMainMenue: GoBackToMainMenue(); } } void ShowTransactionScreen() { system("cls"); cout << "===============================\n"; cout << "[1] Deposite.\n"; cout << "[2] Withdrawal.\n"; cout << "[3] Total Balances.\n"; cout << "[4] Main Menue.\n"; cout << "===============================\n"; PerformTransactionMenueOption((enTransactionMenueOptions)ReadTransactionMenueOption()); } short ReadManageUsersMenueOptions() { cout << "Choose what do you want to do? [1 to 6]? "; short Choice = 0; cin >> Choice; return Choice; } void PerformMangeUsersMenueOperations(enManageUsersMenueOptions MangeUsersOption) { switch (MangeUsersOption) { case enManageUsersMenueOptions::eUsersList: system("cls"); ShowAllUsersScreen(); GoBackToMainMenue(); break; case enManageUsersMenueOptions::eAddUser: system("cls"); ShowAddNewUsersScreen(); GoBackToMainMenue(); break; //case eDeleteUser: //break; //case eUpdateUser: //break; //case eFindUser: // break; case eMainMenueManage: system("cls"); ShowMainMenue(); break; } } void ShowManageUsersScreen() { system("cls"); cout << "===========================================\n"; cout << "\t\tManage Users Menue Screen\n"; cout << "===========================================\n"; cout << "[1] Users List\n"; cout << "[2] Add New User\n"; cout << "[3] Delete User\n"; cout << "[4] Update User.\n"; cout << "[5] Find User.\n"; cout << "[6] Main Menue.\n"; cout << "===========================================\n"; PerformMangeUsersMenueOperations((enManageUsersMenueOptions)ReadManageUsersMenueOptions()); } void PerfromMainMenueOption(enMainMenueOptions MainMenueOption) { switch (MainMenueOption) { case enMainMenueOptions::eListClients: { system("cls"); ShowAllClientsScreen(); GoBackToMainMenue(); break; } case enMainMenueOptions::eAddNewClient: system("cls"); ShowAddNewClientsScreen(); GoBackToMainMenue(); break; case enMainMenueOptions::eDeleteClient: system("cls"); ShowDeleteClientScreen(); GoBackToMainMenue(); break; case enMainMenueOptions::eUpdateClient: system("cls"); ShowUpdateClientScreen(); GoBackToMainMenue(); break; case enMainMenueOptions::eFindClient: system("cls"); ShowFindClientScreen(); GoBackToMainMenue(); break; case enMainMenueOptions::eTransactions: system("cls"); ShowTransactionScreen(); break; case enMainMenueOptions::eManageUsers: system("cls"); ShowManageUsersScreen(); break; case enMainMenueOptions::eLogOut: system("cls"); Login(); break; } } void ShowMainMenue() { system("cls"); cout << "===========================================\n"; cout << "\t\tMain Menue Screen\n"; cout << "===========================================\n"; cout << "\t[1] Show Client List.\n"; cout << "\t[2] Add New Client.\n"; cout << "\t[3] Delete Client.\n"; cout << "\t[4] Update Client Info.\n"; cout << "\t[5] Find Client.\n"; cout << "\t[6] Transactions.\n"; cout << "\t[7] Manage users\n"; cout << "\t[8] Log out\n"; cout << "===========================================\n"; PerfromMainMenueOption((enMainMenueOptions)ReadMainMenueOption()); } void ShowLoginScreen() { cout << "-----------------------------------------" << endl; cout << "\t\tLogin Screen" << endl; cout << "-----------------------------------------" << endl; } sUser ReadUserInfo() { sUser User; cout << "username "; cin >> User.UserName; cout << "password "; cin >> User.Password; return User; } bool CheckUserInfo(sUser User) { vector <sUser> vUsers = LoadUsersDataFromFile(UsersFileName); for (sUser& Us : vUsers) { if (Us.UserName == User.UserName && Us.Password == User.Password) return true; } return false; } void Login() { ShowLoginScreen(); sUser User = ReadUserInfo(); while (!CheckUserInfo(User)) { cout << "Invalid username/password ." << endl; User = ReadUserInfo(); } ShowMainMenue(); } int main() { Login(); system("pause>0"); return 0; }

يعمل مع القراءة ولا يعمل مع التعديل عليه

الكود كاملا #include <iostream> #include <fstream> #include <string> #include <vector> #include <iomanip> using namespace std; const string ClientsFileName = "clients.txt"; const string UsersFileName = "users.txt"; void ShowMainMenue(); void ShowTransactionScreen(); void Login(); struct sClient { string AccountNumber; string PinCode; string Name; string Phone; double AccountBalance; bool MarkForDelete = false; }; struct sUser { string UserName = ""; string Password = ""; string Permission = "1"; }; vector<string> SplitString(string S1, string Delim) { vector<string> vString; short pos = 0; string sWord; // define a string variable // use find() function to get the position of the delimiters while ((pos = S1.find(Delim)) != std::string::npos) { sWord = S1.substr(0, pos); // store the word if (sWord != "") { vString.push_back(sWord); } S1.erase(0, pos + Delim.length()); /* erase() until positon and move to next word. */ } if (S1 != "") { vString.push_back(S1); // it adds last word of the string. } return vString; } sClient ConvertClientLineRecord(string Line, string Seperator = "#//#") { sClient Client; vector<string> vClientData; vClientData = SplitString(Line, Seperator); Client.AccountNumber = vClientData[0]; Client.PinCode = vClientData[1]; Client.Name = vClientData[2]; Client.Phone = vClientData[3]; Client.AccountBalance = stod(vClientData[4]);//cast string to double return Client; } sUser ConvertUserLineRecord(string Line, string Seperator = "#//#") { sUser User; vector<string> vUserData; vUserData = SplitString(Line, Seperator); User.UserName = vUserData[0]; User.Password = vUserData[1]; User.Permission = vUserData[2]; return User; } string CovertClientRecordToLine(sClient Client, string Seperator = "#//#") { string stClientRecord = ""; stClientRecord += Client.AccountNumber + Seperator; stClientRecord += Client.PinCode + Seperator; stClientRecord += Client.Name + Seperator; stClientRecord += Client.Phone + Seperator; stClientRecord += to_string(Client.AccountBalance); return stClientRecord; } string CovertUserRecordToLine(sUser User, string Seperator = "#//#") { string stUserRecord = ""; stUserRecord += User.UserName + Seperator; stUserRecord += User.Password + Seperator; stUserRecord += User.Permission + Seperator; return stUserRecord; } bool ClientExistsByAccountNumber(string AccountNumber, string FileName) { vector <sClient> vClients; fstream MyFile; MyFile.open(FileName, ios::in);//read Mode if (MyFile.is_open()) { string Line; sClient Client; while (getline(MyFile, Line)) { Client = ConvertClientLineRecord(Line); if (Client.AccountNumber == AccountNumber) { MyFile.close(); return true; } vClients.push_back(Client); } MyFile.close(); } return false; } bool UserExistsByUserName(string UserName, string FileName) { vector <sUser> vUsers; fstream MyFile; MyFile.open(FileName, ios::in);//read Mode if (MyFile.is_open()) { string Line; sUser User; while (getline(MyFile, Line)) { User = ConvertUserLineRecord(Line); if (User.UserName == UserName) { MyFile.close(); return true; } vUsers.push_back(User); } MyFile.close(); } return false; } sClient ReadNewClient() { sClient Client; cout << "Enter Account Number? "; // Usage of std::ws will extract allthe whitespace character getline(cin >> ws, Client.AccountNumber); while (ClientExistsByAccountNumber(Client.AccountNumber, ClientsFileName)) { cout << "\nClient with [" << Client.AccountNumber << "] already exists, Enter another Account Number? "; getline(cin >> ws, Client.AccountNumber); } cout << "Enter PinCode? "; getline(cin, Client.PinCode); cout << "Enter Name? "; getline(cin, Client.Name); cout << "Enter Phone? "; getline(cin, Client.Phone); cout << "Enter AccountBalance? "; cin >> Client.AccountBalance; return Client; } sUser ReadNewUser() { sUser User; cout << "Enter User Name? "; // Usage of std::ws will extract allthe whitespace character getline(cin >> ws, User.UserName); while (UserExistsByUserName(User.UserName, UsersFileName)) { cout << "\nUser with [" << User.UserName << "] already exists, Enter another User Name ? "; getline(cin >> ws, User.UserName); } cout << "Enter Password? "; getline(cin, User.Password); char Choice = 'N'; cout << "Do You want to give the user full permistions ?" << endl; cin >> Choice; if (toupper(Choice) == 'Y') User.Permission = -1; return User; } vector <sClient> LoadCleintsDataFromFile(string FileName) { vector <sClient> vClients; fstream MyFile; MyFile.open(FileName, ios::in);//read Mode if (MyFile.is_open()) { string Line; sClient Client; while (getline(MyFile, Line)) { Client = ConvertClientLineRecord(Line); vClients.push_back(Client); } MyFile.close(); } return vClients; } vector <sUser> LoadUsersDataFromFile(string FileName) { vector <sUser> vUsers; fstream MyFile; MyFile.open(FileName, ios::in);//read Mode if (MyFile.is_open()) { string Line; sUser User; while (getline(MyFile, Line)) { User = ConvertUserLineRecord(Line); vUsers.push_back(User); } MyFile.close(); } return vUsers; } void PrintClientRecordLine(sClient Client) { cout << "| " << setw(15) << left << Client.AccountNumber; cout << "| " << setw(10) << left << Client.PinCode; cout << "| " << setw(40) << left << Client.Name; cout << "| " << setw(12) << left << Client.Phone; cout << "| " << setw(12) << left << Client.AccountBalance; } void PrintUserRecordLine(sUser User) { cout << "| " << setw(20) << left << User.UserName; cout << "| " << setw(10) << left << User.Password; cout << "| " << setw(20) << left << User.Permission; } void ShowAllClientsScreen() { vector <sClient> vClients = LoadCleintsDataFromFile(ClientsFileName); cout << "\n\t\t\t\t\tClient List (" << vClients.size() << ") Client(s)."; cout << "\n_______________________________________________________"; cout << "_________________________________________\n" << endl; cout << "| " << left << setw(15) << "Accout Number"; cout << "| " << left << setw(10) << "Pin Code"; cout << "| " << left << setw(40) << "Client Name"; cout << "| " << left << setw(12) << "Phone"; cout << "| " << left << setw(12) << "Balance"; cout << "\n_______________________________________________________"; cout << "_________________________________________\n" << endl; if (vClients.size() == 0) cout << "\t\t\t\tNo Clients Available In the System!"; else for (sClient Client : vClients) { PrintClientRecordLine(Client); cout << endl; } cout << "\n_______________________________________________________"; cout << "_________________________________________\n" << endl; } void ShowAllUsersScreen() { vector <sUser> vUsers = LoadUsersDataFromFile(UsersFileName); cout << "\n\t\t\t\t\tClient List (" << vUsers.size() << ") Client(s)."; cout << "\n_______________________________________________________"; cout << "_________________________________________\n" << endl; cout << "| " << left << setw(20) << "UserName"; cout << "| " << left << setw(10) << "Password"; cout << "| " << left << setw(20) << "Permissions"; cout << "\n_______________________________________________________"; cout << "_________________________________________\n" << endl; if (vUsers.size() == 0) cout << "\t\t\t\tNo Users Available In the System!"; else for (sUser User : vUsers) { PrintUserRecordLine(User); cout << endl; } cout << "\n_______________________________________________________"; cout << "_________________________________________\n" << endl; } void PrintClientCard(sClient Client) { cout << "\nThe following are the client details:\n"; cout << "-----------------------------------"; cout << "\nAccout Number: " << Client.AccountNumber; cout << "\nPin Code : " << Client.PinCode; cout << "\nName : " << Client.Name; cout << "\nPhone : " << Client.Phone; cout << "\nAccount Balance: " << Client.AccountBalance; cout << "\n-----------------------------------\n"; } bool FindClientByAccountNumber(string AccountNumber, vector <sClient> vClients, sClient& Client) { for (sClient C : vClients) { if (C.AccountNumber == AccountNumber) { Client = C; return true; } } return false; } sClient ChangeClientRecord(string AccountNumber) { sClient Client; Client.AccountNumber = AccountNumber; cout << "\n\nEnter PinCode? "; getline(cin >> ws, Client.PinCode); cout << "Enter Name? "; getline(cin, Client.Name); cout << "Enter Phone? "; getline(cin, Client.Phone); cout << "Enter AccountBalance? "; cin >> Client.AccountBalance; return Client; } bool MarkClientForDeleteByAccountNumber(string AccountNumber, vector <sClient>& vClients) { for (sClient& C : vClients) { if (C.AccountNumber == AccountNumber) { C.MarkForDelete = true; return true; } } return false; } vector <sClient> SaveCleintsDataToFile(string FileName, vector <sClient> vClients) { fstream MyFile; MyFile.open(FileName, ios::out);//overwrite string DataLine; if (MyFile.is_open()) { for (sClient C : vClients) { if (C.MarkForDelete == false) { //we only write records that are not marked for delete. DataLine = CovertClientRecordToLine(C); MyFile << DataLine << endl; } } MyFile.close(); } return vClients; } void AddDataLineToFile(string FileName, string stDataLine) { fstream MyFile; MyFile.open(FileName, ios::out | ios::app); if (MyFile.is_open()) { MyFile << stDataLine << endl; MyFile.close(); } } void AddNewUser() { sUser User; User = ReadNewUser(); AddDataLineToFile(UsersFileName, CovertUserRecordToLine(User)); } void AddNewClient() { sClient Client; Client = ReadNewClient(); AddDataLineToFile(ClientsFileName, CovertClientRecordToLine(Client)); } void AddNewClients() { char AddMore = 'Y'; do { cout << "Adding New Client:\n\n"; AddNewClient(); cout << "\nClient Added Successfully, do you want to add more clients? Y/N? "; cin >> AddMore; } while (toupper(AddMore) == 'Y'); } void AddNewUsers() { char AddMore = 'Y'; do { //system("cls"); cout << "Adding New User:\n\n"; AddNewUser(); cout << "\nClient Added Successfully, do you want to add more Users? Y/N? "; cin >> AddMore; } while (toupper(AddMore) == 'Y'); } bool DeleteClientByAccountNumber(string AccountNumber, vector <sClient>& vClients) { sClient Client; char Answer = 'n'; if (FindClientByAccountNumber(AccountNumber, vClients, Client)) { PrintClientCard(Client); cout << "\n\nAre you sure you want delete this client? y/n ? "; cin >> Answer; if (Answer == 'y' || Answer == 'Y') { MarkClientForDeleteByAccountNumber(AccountNumber, vClients); SaveCleintsDataToFile(ClientsFileName, vClients); //Refresh Clients vClients = LoadCleintsDataFromFile(ClientsFileName); cout << "\n\nClient Deleted Successfully."; return true; } } else { cout << "\nClient with Account Number (" << AccountNumber << ") is Not Found!"; return false; } } bool UpdateClientByAccountNumber(string AccountNumber, vector <sClient>& vClients) { sClient Client; char Answer = 'n'; if (FindClientByAccountNumber(AccountNumber, vClients, Client)) { PrintClientCard(Client); cout << "\n\nAre you sure you want update this client? y/n ? "; cin >> Answer; if (Answer == 'y' || Answer == 'Y') { for (sClient& C : vClients) { if (C.AccountNumber == AccountNumber) { C = ChangeClientRecord(AccountNumber); break; } } SaveCleintsDataToFile(ClientsFileName, vClients); cout << "\n\nClient Updated Successfully."; return true; } } else { cout << "\nClient with Account Number (" << AccountNumber << ") is Not Found!"; return false; } } string ReadClientAccountNumber() { string AccountNumber = ""; cout << "\nPlease enter AccountNumber? "; cin >> AccountNumber; return AccountNumber; } void ShowDeleteClientScreen() { cout << "\n-----------------------------------\n"; cout << "\tDelete Client Screen"; cout << "\n-----------------------------------\n"; vector <sClient> vClients = LoadCleintsDataFromFile(ClientsFileName); string AccountNumber = ReadClientAccountNumber(); DeleteClientByAccountNumber(AccountNumber, vClients); } void ShowUpdateClientScreen() { cout << "\n-----------------------------------\n"; cout << "\tUpdate Client Info Screen"; cout << "\n-----------------------------------\n"; vector <sClient> vClients = LoadCleintsDataFromFile(ClientsFileName); string AccountNumber = ReadClientAccountNumber(); UpdateClientByAccountNumber(AccountNumber, vClients); } void ShowAddNewClientsScreen() { cout << "\n-----------------------------------\n"; cout << "\tAdd New Clients Screen"; cout << "\n-----------------------------------\n"; AddNewClients(); } void ShowAddNewUsersScreen() { cout << "\n-----------------------------------\n"; cout << "\tAdd New User Screen"; cout << "\n-----------------------------------\n"; AddNewUsers(); } void ShowFindClientScreen() { cout << "\n-----------------------------------\n"; cout << "\tFind Client Screen"; cout << "\n-----------------------------------\n"; vector <sClient> vClients = LoadCleintsDataFromFile(ClientsFileName); sClient Client; string AccountNumber = ReadClientAccountNumber(); if (FindClientByAccountNumber(AccountNumber, vClients, Client)) PrintClientCard(Client); else cout << "\nClient with Account Number[" << AccountNumber << "] is not found!"; } void ShowEndScreen() { cout << "\n-----------------------------------\n"; cout << "\tProgram Ends :-)"; cout << "\n-----------------------------------\n"; } enum enMainMenueOptions { eListClients = 1, eAddNewClient = 2, eDeleteClient = 3, eUpdateClient = 4, eFindClient = 5, eTransactions = 6, eManageUsers = 7, eLogOut = 8 }; enum enTransactionMenueOptions { eDeposite = 1, eWithdrawal = 2, eTotalBalances = 3, eMainMenue = 4 }; enum enManageUsersMenueOptions { eUsersList = 1, eAddUser = 2, eDeleteUser = 3, eUpdateUser = 4, eFindUser = 5, eMainMenueManage = 6 }; void GoBackToMainMenue() { cout << "\n\nPress any key to go back to Main Menue..."; system("pause>0"); ShowMainMenue(); } void GoBackToTransactionMenue() { cout << "\n\nPress any key to go back to Transcraption menue..."; system("pause>0"); ShowTransactionScreen(); } short ReadMainMenueOption() { cout << "Choose what do you want to do? [1 to 8]? "; short Choice = 0; cin >> Choice; return Choice; } short ReadTransactionMenueOption() { cout << "Choose what do you want to do? [1 to 4]? "; short Choice = 0; cin >> Choice; return Choice; } void DepositBalanceToClientByAccountNumber(string AccountNumber, double Amount, vector <sClient> vClients) { char Answer = 'n'; cout << "Are you sure you wanna perform this transaction ? Y/y "; cin >> Answer; if (Answer == 'Y' || Answer == 'y') { for (sClient& C : vClients) { if (C.AccountNumber == AccountNumber) { C.AccountBalance += Amount; SaveCleintsDataToFile(ClientsFileName, vClients); cout << "\n\nDone Successfully, new Balance is: " << C.AccountBalance; } } } } void ShowDepositeScreen() { cout << "==================\n"; cout << "Deposite Screen\n"; cout << "==================\n"; sClient Client; vector <sClient> vClients = LoadCleintsDataFromFile(ClientsFileName); string AccountNumber = ReadClientAccountNumber(); while (!FindClientByAccountNumber(AccountNumber, vClients, Client)) { cout << "Client with number (" << AccountNumber << ") is not exist .\n"; AccountNumber = ReadClientAccountNumber(); } PrintClientCard(Client); double Amount; cout << "Please enter deposit amount? "; cin >> Amount; DepositBalanceToClientByAccountNumber(AccountNumber, Amount, vClients); } void ShowWithDrawalScreen() { cout << "==================\n"; cout << "WithDrawal Screen\n"; cout << "==================\n"; sClient Client; vector <sClient> vClients = LoadCleintsDataFromFile(ClientsFileName); string AccountNumber = ReadClientAccountNumber(); while (!FindClientByAccountNumber(AccountNumber, vClients, Client)) { cout << "Client with number (" << AccountNumber << ") is not exist .\n"; AccountNumber = ReadClientAccountNumber(); } PrintClientCard(Client); double Amount; cout << "Please enter deposit amount? "; cin >> Amount; while (Amount > Client.AccountBalance) { cout << "Amount Exceeds the balance, you can withdraw up to " << Client.AccountBalance << endl; cout << "Please,Enter another Amount: "; cin >> Amount; } DepositBalanceToClientByAccountNumber(AccountNumber, Amount * -1, vClients); } void PrintClientRecordBalanceLine(sClient Client) { cout << "| " << setw(15) << left << Client.AccountNumber; cout << "| " << setw(40) << left << Client.Name; cout << "| " << setw(12) << left << Client.AccountBalance; cout << endl; } void ShowTotalBalances() { vector <sClient> vClients = LoadCleintsDataFromFile(ClientsFileName); cout << "\n\t\t\t\t\Balance List (" << vClients.size() << ") Client(s)."; cout << "\n_______________________________________________________"; cout << "_________________________________________\n" << endl; cout << "| " << left << setw(15) << "Accout Number"; cout << "| " << left << setw(40) << "Client Name"; cout << "| " << left << setw(12) << "Balance"; cout << "\n_______________________________________________________"; cout << "_________________________________________\n" << endl; double TotalBalnces = 0; if (vClients.size() == 0) cout << "\t\tNo Clients Available In the System!"; else { for (sClient Client : vClients) { PrintClientRecordBalanceLine(Client); TotalBalnces += Client.AccountBalance; } } cout << "\n_______________________________________________________"; cout << "_________________________________________\n" << endl; cout << "\t\t\t\tTotal Balances = " << TotalBalnces << endl; } void PerformTransactionMenueOption(enTransactionMenueOptions TransactionMenueOption) { switch (TransactionMenueOption) { case enTransactionMenueOptions::eDeposite: system("cls"); ShowDepositeScreen(); GoBackToTransactionMenue(); break; case enTransactionMenueOptions::eWithdrawal: system("cls"); ShowWithDrawalScreen(); GoBackToTransactionMenue(); break; case enTransactionMenueOptions::eTotalBalances: system("cls"); ShowTotalBalances(); GoBackToTransactionMenue(); break; case enTransactionMenueOptions::eMainMenue: GoBackToMainMenue(); } } void ShowTransactionScreen() { system("cls"); cout << "===============================\n"; cout << "[1] Deposite.\n"; cout << "[2] Withdrawal.\n"; cout << "[3] Total Balances.\n"; cout << "[4] Main Menue.\n"; cout << "===============================\n"; PerformTransactionMenueOption((enTransactionMenueOptions)ReadTransactionMenueOption()); } short ReadManageUsersMenueOptions() { cout << "Choose what do you want to do? [1 to 6]? "; short Choice = 0; cin >> Choice; return Choice; } void PerformMangeUsersMenueOperations(enManageUsersMenueOptions MangeUsersOption) { switch (MangeUsersOption) { case enManageUsersMenueOptions::eUsersList: system("cls"); ShowAllUsersScreen(); GoBackToMainMenue(); break; case enManageUsersMenueOptions::eAddUser: system("cls"); ShowAddNewUsersScreen(); GoBackToMainMenue(); break; //case eDeleteUser: //break; //case eUpdateUser: //break; //case eFindUser: // break; case eMainMenueManage: system("cls"); ShowMainMenue(); break; } } void ShowManageUsersScreen() { system("cls"); cout << "===========================================\n"; cout << "\t\tManage Users Menue Screen\n"; cout << "===========================================\n"; cout << "[1] Users List\n"; cout << "[2] Add New User\n"; cout << "[3] Delete User\n"; cout << "[4] Update User.\n"; cout << "[5] Find User.\n"; cout << "[6] Main Menue.\n"; cout << "===========================================\n"; PerformMangeUsersMenueOperations((enManageUsersMenueOptions)ReadManageUsersMenueOptions()); } void PerfromMainMenueOption(enMainMenueOptions MainMenueOption) { switch (MainMenueOption) { case enMainMenueOptions::eListClients: { system("cls"); ShowAllClientsScreen(); GoBackToMainMenue(); break; } case enMainMenueOptions::eAddNewClient: system("cls"); ShowAddNewClientsScreen(); GoBackToMainMenue(); break; case enMainMenueOptions::eDeleteClient: system("cls"); ShowDeleteClientScreen(); GoBackToMainMenue(); break; case enMainMenueOptions::eUpdateClient: system("cls"); ShowUpdateClientScreen(); GoBackToMainMenue(); break; case enMainMenueOptions::eFindClient: system("cls"); ShowFindClientScreen(); GoBackToMainMenue(); break; case enMainMenueOptions::eTransactions: system("cls"); ShowTransactionScreen(); break; case enMainMenueOptions::eManageUsers: system("cls"); ShowManageUsersScreen(); break; case enMainMenueOptions::eLogOut: system("cls"); Login(); break; } } void ShowMainMenue() { system("cls"); cout << "===========================================\n"; cout << "\t\tMain Menue Screen\n"; cout << "===========================================\n"; cout << "\t[1] Show Client List.\n"; cout << "\t[2] Add New Client.\n"; cout << "\t[3] Delete Client.\n"; cout << "\t[4] Update Client Info.\n"; cout << "\t[5] Find Client.\n"; cout << "\t[6] Transactions.\n"; cout << "\t[7] Manage users\n"; cout << "\t[8] Log out\n"; cout << "===========================================\n"; PerfromMainMenueOption((enMainMenueOptions)ReadMainMenueOption()); } void ShowLoginScreen() { cout << "-----------------------------------------" << endl; cout << "\t\tLogin Screen" << endl; cout << "-----------------------------------------" << endl; } sUser ReadUserInfo() { sUser User; cout << "username "; cin >> User.UserName; cout << "password "; cin >> User.Password; return User; } bool CheckUserInfo(sUser User) { vector <sUser> vUsers = LoadUsersDataFromFile(UsersFileName); for (sUser& Us : vUsers) { if (Us.UserName == User.UserName && Us.Password == User.Password) return true; } return false; } void Login() { ShowLoginScreen(); sUser User = ReadUserInfo(); while (!CheckUserInfo(User)) { cout << "Invalid username/password ." << endl; User = ReadUserInfo(); } ShowMainMenue(); } int main() { Login(); system("pause>0"); return 0; }

الكود مرفق هنا ConsoleApplication1.sln بالمناسبة الكود يعمل في قراءة الملف ولا يعمل عند الكتابة والتعديل عليه

لماذا الكود الذي فوق الخط الاحمر يعطي false دائما عندما اقوم بعمل debug للكود , أفيدوني جزاكم الله خيرا