using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using GZTW.AyaNova.BLL;

namespace AyaNovaOL
{
    public partial class WorkorderSelector : Form
    {
        public WorkorderSelector()
        {
            //MessageBox.Show("@ WorkorderSelector() constructor");
            InitializeComponent();
            //MessageBox.Show("@ WorkorderSelector() constructor - DONE");
        }

        ClientPickList aClientPickList { get; set; }
        Dictionary<Guid, string> aWorkorderPickList { get; set; }
        Dictionary<Guid, string> aTemplateList { get; set; }
        public Guid SuggestedClient { get; set; }
        public string EmailText { get; set; }
        bool bLoading = true;
        private void WorkorderSelector_Load(object sender, EventArgs e)
        {
            //MessageBox.Show("@ WorkorderSelector_Load TOP");
            aTemplateList = new Dictionary<Guid, string>();
           
            aClientPickList = ClientPickList.GetList(true);
            cbClientID.DataSource=aClientPickList;
            cbClientID.DisplayMember="Name";
            cbClientID.ValueMember="ID";
            bLoading = false;

            
            aWorkorderPickList = new Dictionary<Guid, string>();
            aWorkorderPickList.Add(Guid.Empty, "< New workorder >");
           
           
            cbWO.DataSource = new BindingSource(aWorkorderPickList, ""); 
            cbWO.ValueMember = "Key";
            cbWO.DisplayMember = "Value";

           // MessageBox.Show("@ WorkorderSelector_Load MIDDLE");


            //This is likely temporary since we should try to autoselect the client before here
            PopulateWorkorderList();
            PopulateTemplateList();
            cbTemplate.Visible = !AyaBizUtils.Lite;
            lblTemplate.Visible = !AyaBizUtils.Lite;
            SelectClient(SuggestedClient);
            //MessageBox.Show("Suggested client: " + SuggestedClient.ToString());

            //MessageBox.Show("@ WorkorderSelector_Load BOTTOM");
        }

        /// <summary>
        /// select a client in the client combo
        /// </summary>
        /// <param name="id"></param>
        private void SelectClient(Guid id)
        {
            if (id != Guid.Empty)
            {
                foreach (ClientPickList.ClientPickListInfo i in cbClientID.Items)
                {                    
                    if (i.ID == id)
                    {
                        cbClientID.SelectedItem = i;
                        break;
                    }
                }
            }
        }

        private void cbClientID_SelectedIndexChanged(object sender, EventArgs e)
        {
            PopulateWorkorderList();
        }

        private void PopulateWorkorderList()
        {
            if (bLoading) return;
            //MessageBox.Show("cbClientID_SelectedIndexChanged");
            aWorkorderPickList.Clear();
            aWorkorderPickList.Add(Guid.Empty, "< New workorder >");
            //Populate workorder list
            if (cbClientID.SelectedItem != null)
            {
                ClientPickList.ClientPickListInfo infClient = (ClientPickList.ClientPickListInfo)cbClientID.SelectedItem;

                WorkorderPickList wpl = WorkorderPickList.GetListByClient(infClient.ID);
                foreach (WorkorderPickList.WorkorderPickListInfo i in wpl)
                {
                    aWorkorderPickList.Add(i.ID, i.ServiceNumber + " - " + i.ServiceDate.ToString() + " " + i.Summary);
                }

                //select likely template
                Guid gTemplate=TemplateServiceResolver.ResolveTemplate(infClient.ID, User.CurrentThreadUserID);
                foreach (KeyValuePair<Guid, String> kvp in cbTemplate.Items)
                {
                    if (kvp.Key == gTemplate)
                    {
                        cbTemplate.SelectedItem = kvp;
                        break;
                    }
                }
            }
            
            cbWO.DataSource = new BindingSource(aWorkorderPickList, ""); 
        }

        private void cbWO_SelectedIndexChanged(object sender, EventArgs e)
        {
            if (bLoading) return;
            bool bCanSelectTemplate = cbWO.Text == "< New workorder >";
            cbTemplate.Enabled = bCanSelectTemplate;
            if (!bCanSelectTemplate)
            {
                if(cbTemplate.Items.Count >0)
                cbTemplate.SelectedIndex = 0;
            }
        }

        private void PopulateTemplateList()
        {
            if (bLoading) return;
            aTemplateList.Clear();
           
            if (!AyaBizUtils.Lite)//case 1172
            {
                TemplatePickList UList = TemplatePickList.GetList(WorkorderTypes.Service, true);
                foreach (TemplatePickList.TemplatePickListInfo i in UList)
                {
                    aTemplateList.Add(i.ID, i.Description);
                }                          
            }
            cbTemplate.DataSource = new BindingSource(aTemplateList, "");
            cbTemplate.ValueMember = "Key";
            cbTemplate.DisplayMember = "Value";    
        }


        private void btnCancel_Click(object sender, EventArgs e)
        {
            this.Close();
        }

        private void btnOK_Click(object sender, EventArgs e)
        {
            //new workorder or existing
            Workorder w;
            WorkorderItem wi;

            Guid gTemplateID = Guid.Empty;
            if (!AyaBizUtils.Lite && cbTemplate.SelectedItem != null)
            {
                KeyValuePair<Guid, String> kvpSelectedTemplate = (KeyValuePair<Guid, String>)cbTemplate.SelectedItem;
                gTemplateID = kvpSelectedTemplate.Key;
            }
            Guid gClientID=((ClientPickList.ClientPickListInfo)cbClientID.SelectedItem).ID;
            KeyValuePair<Guid, String> kvpSelectedWorkorder = (KeyValuePair<Guid, String>) cbWO.SelectedItem;
            if (kvpSelectedWorkorder.Key != Guid.Empty)
            {
                w = Workorder.GetItem(kvpSelectedWorkorder.Key);
                wi = w.WorkorderItems.Add(w);
            }
            else
            {
                if (gTemplateID != Guid.Empty)
                    w = Workorder.NewItem(gTemplateID, gClientID);
                else
                {
                    w = Workorder.NewItem(WorkorderTypes.Service);
                    w.ClientID = gClientID;
                }
                wi = w.WorkorderItems[0];
            }
            wi.TechNotes += EmailText;
            MsgToWo msg2wo = new MsgToWo();
            msg2wo.mWorkorder = w;
            msg2wo.mWorkorderItem = wi;
            
            msg2wo.ShowDialog();
            msg2wo.Dispose();
            this.DialogResult = DialogResult.OK;
            this.Close();
        }

        private void btnSearch_Click(object sender, EventArgs e)
        {
            
            SearchForAyaNovaItem sd = new SearchForAyaNovaItem(EmailText,RootObjectTypes.Client);

            if (sd.ShowDialog() == DialogResult.OK && sd.SelectedItemID != Guid.Empty)
            {
               
                SelectClient(sd.SelectedItemID);
            }
            sd.Dispose();

        }

       

       

      
    }
}