dmdb/Program.cs

using System;
using System.Collections.Generic;
using System.IO;
using System.Windows.Forms;

using dezentrale.model;
using dezentrale.view;

namespace dezentrale
{
    public class Program
    {
        public static uint   VersionNumber { get; private set; } = 0x19052700;
        public static string VersionString { get; private set; } = $"{VersionNumber:x}";

        public static string AppData = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData);
        public static string DmDirectory = Path.Combine(AppData, "dezentrale-members");

        public static string ConfigFile = Path.Combine(DmDirectory, "configuration.xml");

        public static Configuration config = new Configuration();
        public static MemberList members = new MemberList();
        public static BankTransferList bankTransfers = new BankTransferList();

        public enum eMode
        {
            CommandLine = 0,
            Gui = 1,
            Cronjob = 2,
            Export = 3,
        }

        public static eMode ProgramMode = eMode.Gui;

        [STAThread]
        static int Main(string[] args)
        {
            bool printHelp = false;
            Console.WriteLine($"dezentrale-members, Version {VersionString}");
            Console.WriteLine($"Working directory: {DmDirectory}");

            List<string> clArgs = new List<string>();
            foreach(string argIt in args)
            {
                string argn;
                string argv;
                if (argIt.Contains("="))
                {
                    argn = argIt.Substring(0, argIt.IndexOf('='));
                    argv = argIt.Substring(argIt.IndexOf('=') + 1);
                } else
                {
                    argn = argIt;
                    argv = "";
                }
                if (argn.StartsWith("-")) argn = argn.Substring(1);
                if (argn.StartsWith("/") || argn.StartsWith("-")) argn = argn.Substring(1);
                switch(argn.ToLower())
                {
                    case "help":   printHelp = true; break;
                    case "mode":
                        switch(argv.ToLower())
                        {
                            case "cl":     ProgramMode = eMode.CommandLine; Console.WriteLine($"Setting Mode to {ProgramMode}"); break;
                            case "gui":    ProgramMode = eMode.Gui;         Console.WriteLine($"Setting Mode to {ProgramMode}"); break;
                            case "cronjob":
                            case "auto":   ProgramMode = eMode.Cronjob;     Console.WriteLine($"Setting Mode to {ProgramMode}"); break;
                            case "export": ProgramMode = eMode.Export;      Console.WriteLine($"Setting Mode to {ProgramMode}"); break;
                            default:
                                Console.WriteLine("Invalid mode.");
                                printHelp = true;
                                break;
                        }
                        break;
                    default:
                        Console.WriteLine($"Invalid command({argn})");
                        printHelp = true;
                        break;
                }
            }

            if (printHelp)
            {
                Console.WriteLine("command line arguments:");
                Console.WriteLine("--help                   Display this help message");
                Console.WriteLine("--mode=<mode>            Starts the program in given mode. Supported modes are:");
                Console.WriteLine("        cl (default)     Manual/interactive use from command line.");
                Console.WriteLine("        gui              Start in GUI mode (not implemented yet)");
                Console.WriteLine("        auto, cronjob    Check and perform pending required membership actions");
                Console.WriteLine();
                return 1;
            }

            try                  { Directory.CreateDirectory(DmDirectory);                                             }
            catch (Exception ex) { Console.WriteLine($"Error while creating data directory:\n{ex.Message}"); return 1; }

            try
            {
                config = (Configuration)XmlData.LoadFromFile(ConfigFile, typeof(Configuration));
            }
            catch (FileNotFoundException)
            {
                config.MemberDirectory = Path.Combine(DmDirectory, "member-data");
                XmlData.SaveToFile(ConfigFile, config); Console.WriteLine("Created new configuration file.");
            }
            catch (Exception ex)
            {
                Console.WriteLine("Error while accessing program data:");
                Console.WriteLine(ex.Message);
                return 1;
            }

            try                  { Directory.CreateDirectory(config.MemberDirectory);                                         }
            catch (Exception ex) { Console.WriteLine($"Error while creating member data directory:\n{ex.Message}"); return 1; }

            try
            {
                string[] memberFiles = Directory.GetFiles(config.MemberDirectory, "member-*.xml");
                //foreach (string s in memberFiles) Console.WriteLine(s);
                members = MemberList.LoadFromFiles(memberFiles);
                Console.WriteLine($"Loaded {members.Entries.Count} member entries");
            }
            catch (Exception ex)
            {
                Console.WriteLine("Error while loading member files:");
                Console.WriteLine(ex.Message);
                return 1;
            }

            switch (ProgramMode)
            {
                case eMode.Gui:
                    frmMain w = new frmMain();
                    Application.Run(w);
                    break;
                case eMode.CommandLine:
                    Console.WriteLine("Not implemented yet");
                    break;
                case eMode.Cronjob:
                    //Console.WriteLine("Not implemented yet");
                    Cronjob.Run();
                    break;
                case eMode.Export:
                    return ImportExport.ZipExport(Path.Combine(DmDirectory, config.ImportExportFile), config.ImportExportPassword) != false ? 0 : 1;
            }

            return 0;
        }

        public static void ProcessCSV(string fileName)
        {
            CsvFile csv = new CsvFile();
            try
            {
                csv.ReadFile(fileName);

                bool headline = true;
                List<string> headlineFields = new List<string>();
                foreach(List<string> l in csv.FileContents)
                {
                    if(headline)
                    {
                        //The first line is expected to have the headline field first, describing the contents
                        headlineFields = l;
                        headline = false;
                        continue;
                    }
                    BankTransfer bt = new BankTransfer();
                    int lc = l.Count;
                    if (lc > headlineFields.Count) lc = headlineFields.Count;
                    for (int i = 0; i < lc; i++)
                    {
                        switch (headlineFields[i])
                        {
                            case "Auftragskonto":    bt.AccountInCharge  = l[i];            break;
                            case "Buchungstag":      bt.BookingDate = DateTime.Parse(l[i]); break;   //TBD this will crash because of date format
                            case "Valutadatum":      bt.ValutaDate = DateTime.Parse(l[i]);  break;   //TBD this will crash because of date format
                            case "Buchungstext":     bt.BookingText      = l[i];            break;
                            case "Verwendungszweck": bt.TransferReason   = l[i];            break;
                            case "Glaeubiger ID":    bt.CreditorID       = l[i];            break;
                            case "Mandatsreferenz":  bt.MandateReference = l[i];            break;
                            case "Kundenreferenz (End-to-End)": bt.ClientReference = l[i];  break;
                            case "Sammlerreferenz":  bt.Sammlerreferenz  = l[i];            break;
                            case "Lastschrift Ursprungsbetrag": bt.LastschriftUrsprungsbetrag = l[i]; break;
                            case "Auslagenersatz Ruecklastschrift": bt.AuslagenersatzRuecklastschrift = l[i]; break;
                            case "Beguenstigter/Zahlungspflichtiger": bt.RecipientOrDebitor = l[i]; break;
                            case "Kontonummer/IBAN":
                            case "Kontonummer":      bt.IBAN = l[i];                        break;
                            case "BIC (SWIFT-Code)":
                            case "BLZ":              bt.BIC = l[i];                         break;
                            case "Betrag":           bt.Amount = Convert.ToInt32(l[i]) * 100; break;
                            case "Waehrung":         bt.Currency = l[i];                    break;
                            case "Info":             bt.Info = l[i];                        break;
                            default:
                                break;
                        }
                    }
                }
            } catch(Exception ex)
            {
                Console.WriteLine($"Error while processing csv file \"{fileName}\":");
                Console.WriteLine(ex.Message);
            }
        }
    }
}