Пример #1
0
        static void Main(string[] args)
        {
            string selection = "";

            while (selection != "exit")
            {
                selection = GetSelection();
                BookFile       data           = new BookFile("books.txt");
                Book[]         myBooks        = data.ReadBookData();
                BookUtility    bookUtility    = new BookUtility(myBooks);
                BookFile       bookFile       = new BookFile("books.txt");
                TranFile       tranFile       = new TranFile("transactions.txt");
                Transactions[] myTransactions = new Transactions[200];
                TranUtility    tranUtility    = new TranUtility(myTransactions);
                BookReport     bookReport     = new BookReport(myTransactions);

                //check the user selection and take them to the appropriate methods
                if (selection == "add")
                {
                    Console.Clear();
                    myBooks = Book.GetBookData();
                    //everytime a book is added, the array gets sorted (to prepare for any binary searches), and then the book text file is cleared and the sorted info is inputed
                    Book.SortAndSend(myBooks);
                }
                if (selection == "edit book")
                {
                    Console.Clear();
                    Book.Edit(myBooks);
                }
                if (selection == "view")
                {
                    Console.Clear();
                    Console.WriteLine("\nBooks available for rent:\n\n");
                    for (int i = 0; i < Book.GetCount(); i++)
                    {
                        if (myBooks[i].GetStatus() == "Available")
                        {
                            Console.WriteLine(myBooks[i]);
                        }
                    }
                    Console.WriteLine("\nPress enter to continue...");
                    Console.ReadLine();
                }
                if (selection == "rent")
                {
                    //Lets the user input which book ISBN is to be rented
                    Console.Clear();
                    myTransactions = Transactions.GetTransactionData(myBooks);
                    Transactions.PrintRent(myTransactions);
                    //Marks the book as rented in the book text file
                    string rentPath = "books.txt";
                    File.WriteAllText(rentPath, String.Empty);
                    TextWriter twP = new StreamWriter(rentPath, true);
                    twP.Close();
                    Book.ToFile(myBooks);

                    //write what is in the transactions array to the text file, read the text file and send back to array, sort the array
                    Transactions.ToFile(myTransactions);
                    myTransactions = tranFile.ReadTranData();
                    tranUtility.SelectionSort(myTransactions);
                    Transactions.PrintRent(myTransactions);
                    //clear and re-send sorted and edited array (update the text file)
                    string tranPath = "transactions.txt";
                    File.WriteAllText(tranPath, String.Empty);
                    TextWriter tWTran = new StreamWriter(tranPath, true);
                    tWTran.Close();
                    Transactions.ToFile(myTransactions);
                }
                if (selection == "return")
                {
                    Console.Clear();
                    //reading book file into array for use in book count returning
                    myBooks = bookFile.ReadBookData();
                    //reading transaction file data into array for use
                    myTransactions = tranFile.ReadTranData();
                    //show user books that can be returned
                    Console.WriteLine("Book log:\n");
                    Transactions.PrintRent(myTransactions);

                    Transactions.BookReturn(myTransactions, myBooks);

                    //once the book is returned, send the  updated array to the text file
                    string path2 = "books.txt";
                    File.WriteAllText(path2, String.Empty);
                    TextWriter tW2 = new StreamWriter(path2, true);
                    tW2.Close();
                    Book.ToFile(myBooks);

                    Console.WriteLine("\nBook returned.");
                    Console.WriteLine("\nPress enter to continue... ");
                    Console.ReadLine();
                }
                if (selection == "total")
                {
                    //reading transaction file data into array for use
                    myTransactions = tranFile.ReadTranData();

                    bookReport.TotalReport(myTransactions);
                }
                if (selection == "individual")
                {
                    Console.Clear();
                    //reading transaction file data into array for use
                    myTransactions = tranFile.ReadTranData();
                    //sort by name before calling IndividualReport method
                    tranUtility.SelectionSort(myTransactions);
                    //calls method report
                    BookReport.IndividualReport(myTransactions);

                    Console.WriteLine("\nPress enter to continue... ");
                    Console.ReadLine();
                }
                if (selection == "historical")
                {
                    myTransactions = tranFile.ReadTranData();
                    TranUtility.SelectionSortHist(myTransactions);
                    Console.Clear();
                    Console.WriteLine("Here is the historical list: ");
                    Console.WriteLine("");

                    bookReport.CustDateSort(myTransactions);
                    Transactions.PrintRent(myTransactions);
                    bookReport.Write(myTransactions);
                }
                if (selection == "delete")
                {
                    Console.Clear();
                    Book.LineDelete(myBooks);
                    Console.WriteLine("\nPress enter to continue...");
                    Console.ReadLine();
                }
                if (selection == "genre")
                {
                    Console.Clear();
                    myBooks = bookFile.ReadBookData();
                    BookUtility.SelectionSortGenre(myBooks);
                    bookReport.GenreReport(myBooks);
                    Console.WriteLine("\nPress enter to continue...");
                    Console.ReadLine();
                }
                if (selection == "edit transaction")
                {
                    Console.Clear();
                    myTransactions = tranFile.ReadTranData();
                    TranUtility.SelectionSortID(myTransactions);
                    Transactions.Edit(myTransactions);
                }
            }
            Console.Clear();
            Console.WriteLine("\n\n\n\n\n\n\nThanks for using my database!\n\n\n\n\n\n");
        }