<?php
class DocumentsController extends AppController {

    var $name = 'Documents';
    var $helpers = array('Html', 'Form', 'Number', 'Decimal');


    var $paginate = array(

	    'contain' => false,
	    'limit' => 200,
	    'order'=>array('Document.id' => 'desc')

    );

    function index() {
	$this->Document->recursive = 0;
	$this->set('documents', $this->paginate());

	$this->set('users', $this->Document->User->getUsersList());
    }

    function view($id = null) {
	if (!$id) {
	    $this->Session->setFlash(__('Invalid Document.', true));
	    $this->redirect(array('action'=>'index'));
	}
	$document = $this->Document->read(null,$id);
	//$document = $this->Document->find('first',array('conditions'=>array('Document.id'=>$id), 'recursive'=>2));
	$this->set('document', $document);

	$this->data = $document;
	$docType = $this->Document->getDocType($document);
	$this->set('docType', $docType);

	$this->set('docTypeFullName', $this->Document->getDocFullName($docType));
	$this->set('users', $this->Document->User->getUsersList());

	$this->set('currency', $this->Document->getCurrency($document));
	$this->set('enquiry', $this->Document->getEnquiry($document));


	switch($docType) {
	    case 'quote':
		$docTypeElement = 'document_quote_view';
		break;
	    case 'invoice':
		$docTypeElement = 'document_invoice_view';
		break;

	    case 'purchaseOrder':
		$docTypeElement = 'document_purchase_order_view';
		break;
	}

	$this->set('docTypeElement', $docTypeElement);

//	$this->set('principles', $this->Document->LineItem->Product->Principle->find('list'));
    }


    function getProducts($principleID = null) {
	$this->layout = 'ajax';

	if($principleID == null) {
	    echo "INVALID PRINCIPLE ID";
	}
	else {
	    $products = $this->Document->LineItem->Product->find('list', array('conditions'=>array('Product.principle_id'=>$principleID)));
	    $this->set('products',$products);
	}
    }


    /**
     * Return a JSON object of the Product.
     */
    function getProductDetails($productID = null) {
	$this->layout = 'ajax';

	if($productID == null) {
	    echo "INVALID PRODUCT ID";
	}
	else {
	    $product = $this->Document->LineItem->Product->find('first',array('conditions'=>array('Product.id'=>$productID)));
	    $this->set('product',$product);
	}
    }


    /**
     * Create a New Document
     *
     *
     * @param <type> $type
     * @param <type> $id
     */
    function newDocument($type = null, $enquiryid = null, $jobid = 0) {
	if(!$type) {
	    $this->Session->setFlash('Invalid Doc Type or ID');
	}

	$this->Document->create();

	switch($type) {
	    case "quote":

		$enquiry = $this->Document->Quote->Enquiry->findById($enquiryid);

		if(!$enquiry) {
		    $this->Session->setFlash('Invalid Enquiry ID');
		    $this->redirect(array('action'=>'index'));
		    return;
		}


		$this->data['Quote']['enquiry_id'] = $enquiryid;
		$number_of_revisions = $this->Document->Quote->findCount('Quote.enquiry_id ='. $enquiryid);
		$this->data['Document']['revision'] = $number_of_revisions;
		$this->data['Quote']['date_issued'] = date('Y-m-d');
		$this->data['Quote']['currency_id'] = 2; //All new Quotes default to AUD.

		$this->data['Document']['user_id']= $enquiry['Enquiry']['user_id'];

		$this->data['Document']['type'] = 'quote';
		break;
	    case "invoice":

		$invoice_number_offset = 4436; //What Invoice number we are up to. Starting at 4500 due to the data loss.

		$number_of_invoices = $this->Document->Invoice->findCount();

		$enquiry = $this->Document->Invoice->Enquiry->read(null, $enquiryid);
		if(!$enquiry) {
		    $this->Session->setFlash('Invalid Enquiry ID');
		    $this->redirect(array('action'=>'index'));
		    return;
		}

		$newInvoiceNumber = $invoice_number_offset + $number_of_invoices;
		$this->data['Invoice']['enquiry_id'] = $enquiryid;
		$this->data['Invoice']['title'] = "CMCIN".$newInvoiceNumber;
		$this->data['Invoice']['job_id'] = $jobid;
		$this->data['Invoice']['customer_id'] = $enquiry['Enquiry']['customer_id'];

		$this->data['Document']['user_id']= $enquiry['Enquiry']['user_id'];
		//$number_of_revisions = $this->Document->Invoice->findCount('Invoice.enquiry_id ='. $enquiryid);
		$this->data['Document']['revision'] = 0; //No revisions for Invoices. I have decreed it!
		$this->data['Document']['type'] = 'invoice';

		$this->data['Invoice']['issue_date'] = date('Y-m-d'); //Argh. Quote model uses 'date_issed'.

		$this->data['Document']['currency_id'] = 2; //All new Invoices default to AUD.


		break;
	    case "purchaseOrder":
		break;
	    case "orderAck":


		break;

	}

	if ($this->Document->saveAll($this->data)) {
	    $newid = $this->Document->id;

	    $this->Session->setFlash(__('The Document has been saved', true));
	    $this->redirect(array('action'=>'view',$newid));
	} else {
	    $this->Session->setFlash(__('The Document could not be saved. Please, try again.', true));
	}


    }


    /**
     * Revise a Document.
     *
     * @param int $id - the document ID we want to make a new revision of.
     * @return <type>
     */

    function revise($id = null) {
	if(!$id) {
	    $this->Session->setFlash('Invalid Document ID');
	    return;
	}

	$document = $this->Document->find('first', array('conditions' => array('Document.id' => $id)));

	$this->set('document', $document);

	if(!empty($document['Invoice']['id'])) {
	    echo "WE HAVE AN INVOICE";
	}
	else if (!empty($document['Quote']['id'])) {

	    //First setup the Date and default valid until date. (30 days from today).

	    $today_date = date("Y-m-d");
	    $valid_until = date("Y-m-d", strtotime("+30 days"));

	    $newDoc = array();

	    
	    $newDoc['Quote'] = $this->unset_keys($document['Quote'], array('id','created'));

	    $newDoc['Quote']['date_issued'] = $today_date;
	    $newDoc['Quote']['days_valid'] = 30;
	    $newDoc['Quote']['valid_until'] = $valid_until;

	    $enquiryid = $document['Quote']['enquiry_id'];
	    $number_of_revisions = $this->Document->Quote->findCount('Quote.enquiry_id ='. $enquiryid);
	    $newDoc['Document']['revision'] = $number_of_revisions;
	    $newDoc['Document']['type'] = 'quote';


	    $newDoc['DocPage'] = $document['DocPage'];

	    foreach($newDoc['DocPage'] as $index => $li) {
		$newDoc['DocPage'][$index]['id'] = null;
		$newDoc['DocPage'][$index]['document_id'] = null;
	    }


	}

	else if (!empty($document['PurchaseOrder']['id'])) {
	    echo "WE ARE REVISING A PO";
	}


	else if (!empty($document['OrderAcknowledgement']['id'])) {
	    echo "WE ARE REVISING An ORDER ACK";
	}


	/** Copy the LineItems from this Document. Applies to all of the Document Types */
	if(!empty($document['LineItem'])) {
	    $newDoc['LineItem'] = $document['LineItem'];
	    foreach($newDoc['LineItem'] as $index => $li) {
		$newDoc['LineItem'][$index]['id'] = null;
		$newDoc['LineItem'][$index]['document_id'] = null;
		$newDoc['LineItem'][$index]['costing_id'] = null;
	    }
	}

	$this->set('newDoc', $newDoc);

	if ($this->Document->saveAll($newDoc)) {
	    $newid = $this->Document->id;

	    $this->Session->setFlash(__("Revision {$number_of_revisions} created", true));
	    $this->redirect(array('action'=>'view',$newid));
	} else {
	    $this->Session->setFlash(__('The Document could not be saved. Please, try again.', true));
	}

    }

    /**
     * Create a new Quote, along with its associated Document and the first two pages.
     * @param int $id - the Enquiry ID that this quote belongs to.
     */
    function newInvoice($id = null) {
	$enquiryid = $id;
	$this->Document->create();

	$enquiry = $this->Document->Quote->Enquiry->findById($id);

	$this->data['Document']['enquiry_id'] = $enquiryid;

	$this->data['Invoice']['enquiry_id'] = $enquiryid;
	$invoice_number_offset = 4436; //What Invoice number we were up to before the new system.
	$number_of_invoices = $this->Document->Invoice->findCount();

	$newInvoiceNumber = $invoice_number_offset + $number_of_invoices;

	$this->data['Invoice']['title'] = "CMCIN".$newInvoiceNumber;
	$this->data['Document']['user_id']= $enquiry['Enquiry']['user_id'];
	$this->data['Document']['type'] = 'invoice';

	if ($this->Document->saveAll($this->data)) {
	    $newid = $this->Document->id;

	    $this->Session->setFlash(__('The Document has been saved', true));
	    $this->redirect(array('action'=>'view',$newid));
	} else {
	    $this->Session->setFlash(__('The Document could not be saved. Please, try again.', true));
	}


    }


    function ajax_edit($id = null) {
	$this->layout = 'ajax';

	if (!$id && empty($this->data)) {
	    echo 'Invalid Document ID';
	}
	if (!empty($this->data)) {
	    $docID = $this->data['Document']['id'];
	    $this->Document->DocPage->deleteAll(array('document_id'=>$docID));
	    $this->Document->DocPage->updateCounterCache(array('document_id'=>$docID));


	    if ($this->Document->saveAll($this->data)) {
		echo 'SUCCESS';
	    } else {
		echo 'FAILURE';
	    }
	}
	else {
	    echo 'FAILURE';
	}
    }


    function pdf($id = null) {
	//Configure::write('debug',0);
	if(!$id) {
	    $this->Session->setFlash(__('Invalid Document', true));
	    $this->redirect(array('controller'=>'documents', 'action'=>'index'));
	}

	$document = $this->Document->read(null,$id);

	$this->set('document', $document);

	$this->data = $document;

	$docType = $this->Document->getDocType($document);
	$docTypeFullName = $this->Document->getDocFullName($docType);


	$currency = $this->Document->getCurrency($document);
	$enquiry = $this->Document->getEnquiry($document);

	$this->set('docType', $docType);
	$this->set('docTypeFullName',strtoupper($docTypeFullName));
	$this->set('currency',$currency);
	$this->set('currencyCode', $currency['Currency']['iso4217']);
	$this->set('currencySymbol', $currency['Currency']['symbol']);

	$gst = $enquiry['Enquiry']['gst'];

	$this->set('gst', $gst);

	if($gst == 1) {
	    $totalsDescText = array(
		    'subtotal' => 'SUB-TOTAL (EXCLUDING GST)',
		    'gst' => 'GST (10%)',
		    'total' => 'TOTAL PAYABLE (INCLUDING GST)'
	    );
	}
	else {
	    $totalsDescText = array(
		    'subtotal' => 'SUB-TOTAL',
		    'gst' => 'GST (10%)',
		    'total' => 'TOTAL PAYABLE'
	    );
	}


	$totals = $this->calculateTotals($document, $gst);
	$this->set('totals',$totals);
	$this->set('totalsDescText',$totalsDescText);
	/**
	 * Call the commercial Comments. Need to have already figured out what page to do this on..
	 *
	 * * Passing a data structure in the following format.
	 *
	 * $details = array(
	 *              'deliveryTime' => (String) eg. 2-3
	 *              'paymentTerms => (String) eg. 100% PAYMENT WITH ORDER || NET 30 DAYS FOR APPROVED ACCOUNTS
	 *              'dateIssued' => (String) eg. 2009-05-20
	 *              'daysValid' => (Int) eg. 30
	 *              'deliveryPoint' => (String) eg. EX-CMC Technologies, NSW. || EX-SUPPLIER NAME
	 *              'exchangeRate' => (String) eg. FIXED
	 *              'customsDuty' => (String) eg. NIL || 5%
	 *              'gst' => (String) eg. 10% EXTRA || Not Applicable for Export
	 *              'salesEngineer' => (String) eg. Karl Cordes || Con Carpis || Kenan Fernandes etc
	 *          );
	 *
	 *
	 */

	if($enquiry['Enquiry']['gst'] == 1) {
	    $gstPhrase = "10% EXTRA";
	}
	else {
	    $gstPhrase = "Not Applicable for Export";
	}

	$commercialDetails = array (
		'deliveryTime' => strtoupper($document['Quote']['delivery_time']),
		'paymentTerms' => strtoupper($document['Quote']['payment_terms']),
		'dateIssued' => $document['Quote']['date_issued'],
		'validFor' => $document['Quote']['days_valid'],
		'deliveryPoint' => strtoupper($document['Quote']['delivery_point']),
		'exchangeRate' => strtoupper($document['Quote']['exchange_rate']),
		'customsDuty' => strtoupper($document['Quote']['customs_duty']),
		'gst' => strtoupper($gstPhrase),
		'salesEngineer' => strtoupper($document['User']['first_name'].' '.$document['User']['last_name'])
	);

	$this->set('commercialDetails', $commercialDetails);

	//debug($quote);
	//debug($commercialDetails);

	$this->set('currency', $currency);
	$this->set('enquiry', $enquiry);

	$this->set('principlesList', $this->Document->LineItem->Product->Principle->find('list'));

	$this->set('products', $document['LineItem']);


	//If this is a quote, set the filename
	//@TODO FIX THIS FOR OTHER DOCTYPES
	if($document['Document']['revision'] > 0) {
	    $filename = $enquiry['Enquiry']['title'].'_'.$document['Document']['revision'].'.pdf';
	}
	else {
	    $filename = $enquiry['Enquiry']['title'].'.pdf';
	}


	$this->set('filename', $filename);
	$document['Document']['pdf_filename'] = $filename;
	$document['Document']['pdf_created_at'] = date('Y-m-d H:i:s');
	$document['Document']['pdf_created_by_user_id'] = $this->getCurrentUserID();
	if($this->Document->save($document)) {
	    //echo "Set pdf_filename attritbute to: ".$filename;
	}
	else {
	    //echo 'Failed to set pdf_filename to: '.$filename;
	}


	$colWidths = array(
		'item' => '8%',
		'qty' => '8%',
		'desc' => '60%',
		'unit' => '12%',
		'total' => '12%'

	);

	$this->set('colWidths',$colWidths);
    }


    //Called via AJAX to generate Quotation First Pages.
    function generateFirstPage($id = null) {
	$this->layout = 'ajax';

	if(!$id) {
	    return;
	}

	$document = $this->Document->read(null, $id);
	$this->set('document',$document);
	$enquiry = $this->Document->Quote->Enquiry->read(null, $document['Quote']['enquiry_id']);
	$this->set('enquiry', $enquiry);
    }


}
?>