dmdb/Program.cs

using System;
using System.Collections.Generic;
using System.IO;

using dezentrale.model;

namespace dezentrale
{
    public class Program
    {
        public static uint   VersionNumber { get; private set; } = 0x19051500;
        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 string MemberFile = Path.Combine(DmDirectory, "members.xml");

        public static Configuration config = new Configuration();
        public static MemberList members = new MemberList();
        public enum eMode
        {
            CommandLine = 0,
            Gui = 1,
            Cronjob = 2,
        }

        public static eMode ProgramMode = eMode.CommandLine;

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

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

            try
            {
                try                             { config = (Configuration)XmlData.LoadFromFile(ConfigFile);                                     }
                catch (FileNotFoundException)   { XmlData.SaveToFile(ConfigFile, config); Console.WriteLine("Created new configuration file."); }

                try                             { members = (MemberList)XmlData.LoadFromFile(MemberFile);                                        }
                catch (FileNotFoundException)   { XmlData.SaveToFile(MemberFile, members); Console.WriteLine("Created new member file.");        }
            } catch (Exception ex)
            {
                Console.WriteLine("Error while accessing program data:");
                Console.WriteLine(ex.Message);
                return 1;
            }

            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($"Setting Mode to {ProgramMode}"); break;
                            default:
                                Console.WriteLine("Invalid mode.");
                                printHelp = true;
                                break;
                        }
                        break;
                    default:
                        Console.WriteLine($"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;
            }



            Member m = new Member();

            FormMail result = FormMail.GenerateNewMemberWelcome().ReplaceReflect(m);
            Console.WriteLine($"    To: {result.To}");
            Console.WriteLine($"    Subject: {result.Subject}");
            Console.WriteLine($"    Body: {result.Body}");

            //result.Send();
            return 0;
        }
    }
}