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

namespace AyaNova.Plugin.QuickNotification
{
    public partial class QuickNotificationCompose : Form
    {
       private QuickNotification mqn;
       
        public QuickNotificationCompose(QuickNotification QN)
        {
            mqn = QN;
            InitializeComponent();
            this.btnSend.Image = (System.Drawing.Image)mqn.AyaNovaResourceManager.GetObject("OK24");
            this.btnCancel.Image = (System.Drawing.Image)mqn.AyaNovaResourceManager.GetObject("Cancel24");

            
        }
        
        private void QuickNotificationCompose_Load(object sender, EventArgs e)
        {
            ckAll.Focus();
            Win32Utility.SetCueText(tbSubject, "Subject");
            Win32Utility.SetCueText(tbMsg, "Message");
            this.Icon = Resource.QuickNotification ;
            grid.DataSource=mqn.NotifyList;
            grid.Columns["Category"].ReadOnly = true;
            grid.Columns["Source"].ReadOnly = true;
            grid.Columns["UserName"].ReadOnly = true;
         
            //iterate rows, users not subscribed get red
            int x=0;
            foreach (NotifyItem ni in mqn.NotifyList)
            { 
                DataGridViewRow row = grid.Rows[x];
                if (!mqn.Subscribers.Contains(ni.UserID))
                {                   
                    row.ReadOnly = true;
                    foreach (DataGridViewCell c in row.Cells)
                    {
                        c.Style.Font = new Font(grid.DefaultCellStyle.Font, FontStyle.Strikeout);
                        //c.Style.BackColor = System.Drawing.Color.WhiteSmoke;
                        //c.Style.ForeColor = System.Drawing.Color.Gray;
                        c.ToolTipText = ni.UserName + " is not subscribed to QuickNotification event";
                    }
                }
             
                x++;
            }
            
            Application.Idle += new EventHandler(Application_Idle);
        }

        private void QuickNotificationCompose_FormClosing(object sender, FormClosingEventArgs e)
        {
            Application.Idle -= new EventHandler(Application_Idle);
        }

        private void Application_Idle(object sender, EventArgs e)
        {
            btnSend.Enabled = (mqn.HasSelectedUsers && HasSomethingToSend);
        }
        bool bIgnoreCheckChange = false;

        private void grid_CurrentCellDirtyStateChanged(object sender, EventArgs e)
        {
            if (grid.IsCurrentCellDirty)
            {
                grid.CommitEdit(DataGridViewDataErrorContexts.Commit);
            }
        }

        private void grid_CellValueChanged(object sender, DataGridViewCellEventArgs e)
        {
            if (!bIgnoreCheckChange && grid.Columns[e.ColumnIndex].Name == "Send")
            {
              
                DataGridViewCheckBoxCell checkCell =
                    (DataGridViewCheckBoxCell)grid.
                    Rows[e.RowIndex].Cells["Send"];
               bool bWasChecked = !(Boolean)checkCell.Value;
               Guid SelectedUserID=mqn.NotifyList[e.RowIndex].UserID;
               bIgnoreCheckChange = true;
               mqn.CheckAllForUser(!bWasChecked, SelectedUserID);
               bIgnoreCheckChange = false;
               grid.Invalidate();
            }
        }

        public string MesageToSend
        {
            get
            {
                //case 1375
                if (!string.IsNullOrEmpty(tbSubject.Text))
                {
                    return "<SUBJECT>" + tbSubject.Text.Trim() + "</SUBJECT>" + tbMsg.Text.Trim().TrimEnd('\r','\n');
                }
                else
                    return tbMsg.Text;
            }
        }



        //case 1375        
        public bool HasSomethingToSend
        {
            get
            {//can send on either a subject or message alone
                return ((!string.IsNullOrEmpty(tbSubject.Text)) || (!string.IsNullOrEmpty(tbMsg.Text)));
            }
        }

        private void btnSend_Click(object sender, EventArgs e)
        {

        }

        private void grid_ColumnHeaderMouseClick(object sender, DataGridViewCellMouseEventArgs e)
        {
            if (grid.Columns[e.ColumnIndex].Name == "Send")
            {
                //check uncheck all based on first column
                ckAll.Checked = !ckAll.Checked;
                
            }
        }

        private void ckAll_CheckedChanged(object sender, EventArgs e)
        {
            mqn.CheckAll(ckAll.Checked);
            grid.Invalidate();
        }

        private void grid_CellClick(object sender, DataGridViewCellEventArgs e)
        {
            if (grid.Rows[e.RowIndex].ReadOnly)
            {
                MessageBox.Show(grid.Rows[e.RowIndex].Cells["UserName"].FormattedValue.ToString() + " is not subscribed to QuickNotification event");
            }
        }

        
    }
}