/**
 * Contains email dialog class
 *
 *  Copyright (C) 2017 LoVullo Associates, Inc.
 *
 *  This file is part of the Liza Data Collection Framework.
 *
 *  liza is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

var Class           = require( 'easejs' ).Class,
    DialogDecorator = require( './DialogDecorator' );


/**
 * Provides logical defaults for the email dialog
 */
module.exports = Class( 'EmailDialog' )
    .extend( DialogDecorator,
{
    /**
     * Send Email button callback
     * @type {function()}
     */
    'private _send_callback': function() {},

    /**
     * Email Subject
     * @type {string}
     */
    'private _subject': '',

    /**
     * Email To
     * @type {string}
     */
    'private _email_to': '',

    /**
     * Email From
     * @type {string}
     */
    'private _email_from': '',

    /**
     * Email Message
     * @type {string}
     */
    'private _email_message': '',

    /**
     * Form Data that is used when sending email
     * @type {string}
     */
    'private _form_data': '',


    /**
     * Initializes dialog defaults
     *
     * @return void
     */
    'protected init': function()
    {
        var self = this;

        // crate new dialog containing email form
        this.getDialog()
            .setResizable( false )
            .setSize( { x: 450, y: 435 } )
            .setModal()
            .setTitle( 'Email CSR' )
            .setButtons( {
                "Send Email": function()
                {
                    var form_data = self._form.serialize();
                    self._send_callback( form_data );
                },
                "Close": function()
                {
                    this.close();
                }
            } );
    },

    /**
     * Displays the dialog
     *
     * @return {EmailDialog} self
     */
    'override public open': function()
    {
        var dialog = this.getDialog(),
            self   = this;

        this._form = $( '<form>' )
                .addClass( 'email_frm' )
                .attr( 'id', 'email_frm' )
                .html(
                    '<p>CSR Email:<br />' +
                    '<input type="text" value="' + self._email_to + '" name="dialog_to_email" id="dialog_to_email" size="50" /></p>' +
                    '<p>CC:<br />' +
                    '<input type="text" value="" name="dialog_cc_email" id="dialog_cc_email" size="50" /></p>' +
                    '<input type="hidden" value="' + self._email_from + '" name="dialog_from_email" id="dialog_from_email" size="50" /></p>' +
                    '<p>Subject:<br />' +
                    '<input type="text" value="' + self._subject + '" name="dialog_subject" id="dialog_subject" size="50" /></p>' +
                    '<p>Message:<br />' +
                    '<textarea name="dialog_email_msg" id="dialog_email_msg" >' + self._email_message + '</textarea>' +
                    '</p>'
            );

        dialog.setHtml( this._form );
        this.__super();
    },


    /**
     * Callback when send email button is clicked
     *
     * @param {function()} callback send button callback
     *
     * @return {EmailDialog} self
     */
    'public onSend': function( callback )
    {
        this._send_callback = callback || function() {};
        return this;
    },


    /**
     * Set email subject
     *
     * @return {EmailDialog} self
     */
    'public setEmailSubject': function( subject )
    {
        this._subject = '' + ( subject );
        return this;
    },


    /**
     * Set email message
     *
     * @return {EmailDialog} self
     */
    'public setEmailMessage': function( message )
    {
        this._email_message = '' + ( message );
        return this;
    },


    /**
     * Set email to
     *
     * @return {EmailDialog} self
     */
    'public setEmailTo': function( email )
    {
        this._email_to = '' + ( email );
        return this;
    },


    /**
     * Set email from address
     *
     * @return {EmailDialog} self
     */
    'public setEmailFrom': function( email )
    {
        this._email_from = '' + ( email );
        return this;
    }
} );