<?php
class Kartparadigm_StoreCredit_Block_Adminhtml_Registries_Grid extends Mage_Adminhtml_Block_Widget_Grid
{
    public function __construct(){
        parent::__construct();
        $this->setId('cardsGrid');
        $this->setDefaultSort('action_date');
        $this->setDefaultDir('DESC');
        $this->setSaveParametersInSession(true);
    }

    protected function _prepareCollection(){
        $collection = Mage::getModel('kartparadigm_storecredit/creditinfo')->getCollection();
        $collection->getSelect()->join(array('refer' => 'customer_entity'),'refer.entity_id = main_table.c_id');

        $this->setCollection($collection);
        return parent::_prepareCollection();
    }

    protected function _prepareColumns()
    {
        $this->addColumn('c_id', array(
        'header' => Mage::helper('kartparadigm_storecredit')->__('Customer Id'),
        'index'=> 'c_id',
        'sortable' => false,
        ));


        $this->addColumn('customer_name', array(
        'header' => Mage::helper('kartparadigm_storecredit')->__('Customer Name'),
        'index'=> 'customer_name',
        'renderer' => 'Kartparadigm_Storecredit_Block_Adminhtml_Registries_Renderer_Customer',
        //'filter_condition_callback' => array($this, '_myCustomFilter'),
        ));


        $this->addColumn('email', array(
        'header' => Mage::helper('kartparadigm_storecredit')->__('Customer Email'),
        'index'=> 'email',
        'sortable' => false,
        ));

        $this->addColumn('action', array(
        'header'=> Mage::helper('kartparadigm_storecredit')->__('Action On Credits'),
        'index' => 'action',
        'sortable' => false,
        ));

        $this->addColumn('action credits', array(
        'header'=> Mage::helper('kartparadigm_storecredit')->__('Credits Added'),
        'index' => 'action_credits',
        'sortable' => false,
        ));

        $this->addColumn('credits', array(
        'header'=> Mage::helper('kartparadigm_storecredit')->__('Total Credits'),
        'index' => 'total_credits',
        'sortable' => false,
        ));

        $this->addColumn('action_date', array(
        'header'=> Mage::helper('kartparadigm_storecredit')->__('Action Date'),
        'index' => 'action_date',
        'sortable' => false,
        'type' =>'datetime'
        ));

        $this->addColumn('custom_msg', array(
        'header'=> Mage::helper('kartparadigm_storecredit')->__('Message'),
        'index' => 'custom_msg',
        'sortable' => false,
        ));
    return parent::_prepareColumns();
    }


    public function getRowUrl($row)
    {
            return $this->getUrl('*/*/showTransaction', array('id'=>$row->getId()));
    }
}