using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.IO;

using bsmd.database;

namespace CrewPasCSVTool
{
    public partial class Form1 : Form
    {

        bsmd.database.Message selectedCrewMessage = null;
        bsmd.database.Message selectedPasMessage = null;

        public Form1()
        {
            InitializeComponent();
        }

        protected override void OnLoad(EventArgs e)
        {
            base.OnLoad(e);
            if (!DBManager.Instance.Connect(Properties.Settings.Default.ConnectionString))
            {
                MessageBox.Show("cannot connect to SMSPLASH01!");
                this.Close();
            }

            this.comboBoxStatus.DataSource = Enum.GetValues(typeof(MessageCore.BSMDStatus));

        }

        protected override void OnClosing(CancelEventArgs e)
        {
            base.OnClosing(e);
            DBManager.Instance.Disconnect();
        }

        private void comboBoxStatus_SelectedIndexChanged(object sender, EventArgs e)
        {
            MessageCore.BSMDStatus status;
            Enum.TryParse<MessageCore.BSMDStatus>(comboBoxStatus.SelectedValue.ToString(), out status);

            this.listBoxMessageCore.DataSource = DBManager.Instance.GetMessageCoresByStatus(status);
        }

        private void listBoxMessageCore_SelectedIndexChanged(object sender, EventArgs e)
        {
            this.selectedCrewMessage = null;
            this.selectedPasMessage = null;
            Cursor currentCursor = this.Cursor;
            this.Cursor = Cursors.WaitCursor;
            MessageCore selectedCore = this.listBoxMessageCore.SelectedValue as MessageCore;
            if (selectedCore != null)
            {
                List<bsmd.database.Message> messages = DBManager.Instance.GetMessagesForCore(selectedCore);
                foreach (bsmd.database.Message message in messages)
                {
                    if (message.MessageNotificationClass == bsmd.database.Message.NotificationClass.CREW)
                        this.selectedCrewMessage = message;
                    if (message.MessageNotificationClass == bsmd.database.Message.NotificationClass.PAS)
                        this.selectedPasMessage = message;
                }                
            }

            this.buttonCrew.Enabled = this.selectedCrewMessage != null;
            this.buttonPas.Enabled = this.selectedPasMessage != null;
            this.Cursor = currentCursor;
        }

        private void buttonCrew_Click(object sender, EventArgs e)
        {
            if (this.selectedCrewMessage != null)
            {
                using (SaveFileDialog ofd = new SaveFileDialog())
                {
                    ofd.Filter = "CSV files (*.csv)|*.csv|All files (*.*)|*.*";
                    if (ofd.ShowDialog() == System.Windows.Forms.DialogResult.OK)
                    {
                        StringBuilder sb = new StringBuilder();
                        foreach (CREW crew in this.selectedCrewMessage.Elements)
                        {
                            
                                
                            string dateOfBirth = "";
                            if(crew.CrewMemberDateOfBirth.HasValue)
                                dateOfBirth = crew.CrewMemberDateOfBirth.Value.ToString("yyyy-MM-dd");                            

                            sb.AppendLine(string.Format("{0};{1};{2};{3};{4};{5};{6};{7};{8};{9}",
                                crew.CrewMemberLastName ?? "",
                                crew.CrewMemberFirstName ?? "",
                                this.GetGender(crew.CrewMemberGender),
                                crew.CrewMemberNationality ?? "",
                                crew.CrewMemberDuty ?? "",
                                crew.CrewMemberPlaceOfBirth ?? "",
                                dateOfBirth,
                                this.GetDocumentType(crew.CrewMemberIdentityDocumentType),
                                crew.CrewMemberIdentityDocumentId ?? "",
                                crew.CrewMemberVisaNumber ?? ""));

                        }

                        File.WriteAllText(ofd.FileName, sb.ToString(), Encoding.UTF8);
                    }                    
                }
            }
        }

        private void buttonPas_Click(object sender, EventArgs e)
        {
            if (this.selectedPasMessage != null)
            {
                using (SaveFileDialog ofd = new SaveFileDialog())
                {
                    ofd.Filter = "CSV files (*.csv)|*.csv|All files (*.*)|*.*";
                    if (ofd.ShowDialog() == System.Windows.Forms.DialogResult.OK)
                    {
                        StringBuilder sb = new StringBuilder();
                        foreach (PAS pas in this.selectedPasMessage.Elements)
                        {

                            string dateOfBirth = "";
                            if(pas.PassengerDateOfBirth.HasValue)
                                dateOfBirth = pas.PassengerDateOfBirth.Value.ToString("yyyy-MM-dd");

                            sb.AppendLine(string.Format("{0};{1};{2};{3};{4};{5};{6};{7};{8};{9};{10};{11}",
                                pas.PassengerLastName ?? "",
                                pas.PassengerFirstName ?? "",
                                this.GetGender(pas.PassengerGender),
                                pas.PassengerNationality ?? "",
                                pas.PassengerPortOfEmbarkation ?? "",
                                pas.PassengerPortOfDisembarkation ?? "",
                                (pas.PassengerInTransit ?? false) ? "Y" : "N",
                                pas.PassengerPlaceOfBirth ?? "",
                                dateOfBirth,
                                this.GetDocumentType(pas.PassengerIdentityDocumentType),
                                pas.PassengerIdentityDocumentId ?? "",
                                pas.PassengerVisaNumber ?? ""));
                        }

                        File.WriteAllText(ofd.FileName, sb.ToString(), Encoding.UTF8);
                    }                    
                }
            }
        }

        private string GetDocumentType(byte? type)
        {
            string documentType = "";
            if (type.HasValue)
            {
                switch (type.Value)
                {
                    case 0: documentType = "IDENTITY_CARD"; break;
                    case 1: documentType = "PASSPORT"; break;
                    case 2: documentType = "MUSTER_BOOK"; break;
                    case 3: documentType = "PICTURE_ID"; break;
                    case 4: documentType = "RESIDENTAL_PERMIT"; break;
                    default: documentType = "OTHER_LEGAL_IDENTITY_DOCUMENT"; break;
                }
            }
            return documentType;
        }

        private string GetGender(byte? gender)
        {
            string genders = "";
            if (gender.HasValue)
            {
                if (gender == 0) genders = "MALE";
                if (gender == 1) genders = "FEMALE";
                if (gender == 2) genders = "OTHER";
            }
            return genders;
        }


    }
}