using System;

using System.Collections;

using System.Configuration;

using System.Data;

using System.Linq;

using System.Web;

using System.Web.Security;

using System.Web.UI;

using System.Web.UI.HtmlControls;

using System.Web.UI.WebControls;

using System.Web.UI.WebControls.WebParts;

using System.Collections.Generic;

using PigeonCms;

using System.Net.Mail;





public partial class Controls_MessageControl : PigeonCms.BaseModuleControl

{

    #region events



    public delegate void MessageDelegate(object sender, Message.MessageEventArgs e);

    public event MessageDelegate AfterDelete;

    public event MessageDelegate ItemSelected;

    public event MessageDelegate MessageSent;



    //public delegate void ItemSelectedDelegate(object sender, Message.MessageEventArgs e);



    #endregion



    const int COL_DELETE_INDEX = 5;

    const int VIEW_LIST_INDEX = 0;

    const int VIEW_MESSAGE_INDEX = 1;

    const int VIEW_NEW_INDEX = 2;



    public enum MessagesViewMode

    {

        ListMessages = 0,

        ShowMessage,

        InsertMessage

    }



    public enum FolderType

    {

        Inbox = 0,

        Outbox

    }



    public MessagesViewMode ViewMode

    {

        get

        {

            var res = MessagesViewMode.ListMessages;

            if (ViewState["ViewMode"] != null)

                res = (MessagesViewMode)ViewState["ViewMode"];

            return res;

        }

        set

        {

            ViewState["ViewMode"] = value;

            setViewMode();

        }

    }



    public FolderType Folder

    {

        get

        {

            var res = FolderType.Inbox;

            if (ViewState["Folder"] != null)

                res = (FolderType)ViewState["Folder"];

            return res;

        }

        set

        {

            ViewState["Folder"] = value;

        }

    }



    public Utility.TristateBool IsRead

    {

        get

        {

            var res = Utility.TristateBool.NotSet;

            if (ViewState["IsRead"] != null)

                res = (Utility.TristateBool)ViewState["IsRead"];

            return res;

        }

        set { ViewState["IsRead"] = value; }

    }



    private string lastMessage = "";

    public string LastMessage

    {

        get { return lastMessage; }

    }



    public bool AllowDelete

    {

        get 

        {

            var res = false;

            if (ViewState["AllowDelete"] != null)

                res = (bool)ViewState["AllowDelete"];

            return res;

        }

        set { ViewState["AllowDelete"] = value; }

    }



    public int NumberOfRowsPerPage

    {

        get

        {

            var res = 10;

            if (ViewState["NumberOfRowsPerPage"] != null)

                res = (int)ViewState["NumberOfRowsPerPage"];

            return res;

        }

        set

        {

            ViewState["NumberOfRowsPerPage"] = value;

        }

    }



    protected new void Page_Init(object sender, EventArgs e)

    {

        this.BaseModule = new Module();

        this.BaseModule.ModuleNamespace = "PigeonCms";

        this.BaseModule.ModuleName = "MessagesListControl";

        base.Page_Init(sender, e);



        Grid1.PageSize = this.NumberOfRowsPerPage;

        Grid1.Columns[COL_DELETE_INDEX].Visible = this.AllowDelete;

    }



    protected void Page_Load(object sender, EventArgs e)

    {

    }



    protected void ObjDs1_Selecting(object sender, ObjectDataSourceSelectingEventArgs e)

    {

        var filter = new MessagesFilter();



        if (this.Folder == FolderType.Outbox)

            filter.FromUser = PgnUserCurrent.UserName;

        else

            filter.ToUserLike = PgnUserCurrent.UserName;

        filter.IsRead = this.IsRead;

        e.InputParameters["filter"] = filter;

        e.InputParameters["sort"] = "";

    }



    protected void Grid1_PreRender(object sender, EventArgs e)

    {

        Grid1.UseAccessibleHeader = true;

        if (Grid1.HeaderRow != null)

            Grid1.HeaderRow.TableSection = TableRowSection.TableHeader;

    }



    protected void Grid1_RowCommand(object sender, GridViewCommandEventArgs e)

    {

        if (e.CommandName == "Select")

        {

            selectRow(int.Parse(e.CommandArgument.ToString()));

        }

        if (e.CommandName == "DeleteRow")

        {

            deleteRow(int.Parse(e.CommandArgument.ToString()));

        }

        //Enabled

        if (e.CommandName == "ImgStarredOk")

        {

            setFlag(Convert.ToInt32(e.CommandArgument), false, "starred");

            Grid1.DataBind();

        }

        if (e.CommandName == "ImgStarredKo")

        {

            setFlag(Convert.ToInt32(e.CommandArgument), true, "starred");

            Grid1.DataBind();

        }

    }



    protected void Grid1_RowCreated(object sender, GridViewRowEventArgs e)

    {

        if (e.Row.RowType == DataControlRowType.Header)

            Utility.AddGlyph(Grid1, e.Row);

    }



    protected void Grid1_RowDataBound(object sender, GridViewRowEventArgs e)

    {

        if (e.Row.RowType == DataControlRowType.DataRow)

        {

            var item = new PigeonCms.Message();

            item = (PigeonCms.Message)e.Row.DataItem;



            LinkButton LnkSubject = (LinkButton)e.Row.FindControl("LnkSubject");

            string subject = Utility.Html.GetTextPreview(item.Title, 50, "");

            if (item.IsRead)

                LnkSubject.Text = subject;

            else

                LnkSubject.Text = "<b>" + subject + "</b>";



            Literal LitBody = (Literal)e.Row.FindControl("LitBody");

            LitBody.Text = Utility.Html.GetTextPreview(item.Description, 200, "");



            Literal LitDateInserted = (Literal)e.Row.FindControl("LitDateInserted");

            LitDateInserted.Text = item.DateInserted.ToString();



            //Starred

            if (item.IsStarred)

            {

                Image img1 = (Image)e.Row.FindControl("ImgStarredOk");

                img1.Visible = true;

            }

            else

            {

                Image img1 = (Image)e.Row.FindControl("ImgStarredKo");

                img1.Visible = true;

            }

        }

    }



    protected void MultiView1_ActiveViewChanged(object sender, EventArgs e)

    {

    }



    public void ReloadList()

    {

        Grid1.DataBind();

    }



    public void ShowMessage(int recordId)

    {

        var obj = new PigeonCms.Message();

        MultiView1.ActiveViewIndex = VIEW_MESSAGE_INDEX;



        clearMessage();

        CurrentId = recordId;

        if (CurrentId > 0)

        {

            obj = new MessagesManager().GetByKey(CurrentId);

            obj2message(obj);

        }

    }



    public void CreateMessage(string to, string subject, string body)

    {

        MultiView1.ActiveViewIndex = VIEW_NEW_INDEX;

        TxtTo.Text = to;

        TxtTitle.Text = subject;

        TxtDescription.Text = body;

    }



    public void SendMessage(MessageProvider.SendMessageEnum sendLocalMessage, 

        MessageProvider.SendMessageEnum sendEmail)

    {

        bool res = false;



        try

        {

            var o1 = new Message();

            form2obj(o1);

            MessageProvider.SendMessage(Utility.String2List(o1.ToUser, ";"), o1, 

                sendLocalMessage, sendEmail);

            res = true;

        }

        catch (Exception e1)

        {

            this.lastMessage = Utility.GetLabel("RECORD_ERR_MSG") + "<br />" + e1.ToString();

        }

        finally

        {

        }

        if (this.MessageSent != null)

            this.MessageSent(this,

                new Message.MessageEventArgs(0, "send", this.LastMessage, res));

    }





    private void selectRow(int recordId)

    {

        if (this.ItemSelected != null)

        {

            var man = new MessagesManager();

            var o1 = man.GetByKey(recordId);

            if (!o1.IsRead)

            {

                //flag as read

                o1.IsRead = true;

                man.Update(o1);

                Grid1.DataBind();

            }

            this.ItemSelected(this,

                new Message.MessageEventArgs(recordId, "select", "", true));

        }

    }



    private void clearMessage()

    {

        LitSubject.Text = "";

        LitCreated.Text = "";

        LitUser.Text = "";

        LitDescription.Text = "";

        LitImages.Text = "";

        LitFiles.Text = "";

    }



    private void obj2message(Message obj)

    {

        LitSubject.Text = obj.Title;

        LitCreated.Text = obj.DateInserted.ToString();

        LitUser.Text = "From " + obj.FromUser + " to " + obj.ToUser;

        LitDescription.Text = obj.Description;

        LitImages.Text = "";

        LitFiles.Text = "";

    }



    private void form2obj(Message obj)

    {

        obj.ToUser = TxtTo.Text;

        obj.Title = TxtTitle.Text;

        obj.Description = TxtDescription.Text;

    }



    private bool checkForm()

    {

        bool res = true;



        return res;

    }



    private void clearForm()

    {

        TxtTo.Text = "";

        TxtTitle.Text = "";

        TxtDescription.Text = "";

    }



    private void deleteRow(int recordId)

    {

        bool res = true;

        try

        {

            if (!PgnUserCurrent.IsAuthenticated)

                throw new Exception("user not authenticated");



            new MessagesManager().DeleteById(recordId);

            Grid1.DataBind();

        }

        catch (Exception e)

        {

            res = false;

            this.lastMessage = e.Message;

        }

        if (this.AfterDelete != null)

            this.AfterDelete(this, 

                new Message.MessageEventArgs(recordId, "delete", this.LastMessage, res));

    }



    private void setFlag(int recordId, bool value, string flagName)

    {

        try

        {

            var man = new MessagesManager();

            var o1 = man.GetByKey(recordId);

            switch (flagName.ToLower())

            {

                case "starred":

                    o1.IsStarred = value;

                    break;

                case "read":

                    o1.IsRead = value;

                    break;

                default:

                    break;

            }

            man.Update(o1);

        }

        catch (Exception e1)

        {

            this.lastMessage = Utility.GetLabel("RECORD_ERR_MSG") + "<br />" + e1.ToString();

        }

        finally { }

    }



    private void setViewMode()

    {

        switch (ViewMode)

        {

            case MessagesViewMode.ListMessages:

                MultiView1.ActiveViewIndex = VIEW_LIST_INDEX;

                break;

            case MessagesViewMode.ShowMessage:

                MultiView1.ActiveViewIndex = VIEW_MESSAGE_INDEX;

                break;

            case MessagesViewMode.InsertMessage:

                MultiView1.ActiveViewIndex = VIEW_NEW_INDEX;

                break;

            default:

                break;

        }



    }

}