<?php namespace App\Http\Controllers;

use App\Ninja\Mailers\ContactMailer;
use Auth;
use Illuminate\Http\Request;
use Input;
use Utils;
use Response;
use App\Models\Payment;
use App\Models\Invoice;
use App\Ninja\Repositories\PaymentRepository;
use App\Http\Controllers\BaseAPIController;
use App\Ninja\Transformers\PaymentTransformer;
use App\Ninja\Transformers\InvoiceTransformer;

class PaymentApiController extends BaseAPIController
{
    protected $paymentRepo;

    public function __construct(PaymentRepository $paymentRepo, ContactMailer $contactMailer)
    {
        parent::__construct();

        $this->paymentRepo = $paymentRepo;
        $this->contactMailer = $contactMailer;

    }

    /**
     * @SWG\Get(
     *   path="/payments",
     *   tags={"payment"},
     *   summary="List of payments",
     *   @SWG\Response(
     *     response=200,
     *     description="A list with payments",
     *      @SWG\Schema(type="array", @SWG\Items(ref="#/definitions/Payment"))
     *   ),
     *   @SWG\Response(
     *     response="default",
     *     description="an ""unexpected"" error"
     *   )
     * )
     */
    public function index()
    {
        $paginator = Payment::scope();
        $payments = Payment::scope()
                        ->with('client.contacts', 'invitation', 'user', 'invoice')->withTrashed();

        if ($clientPublicId = Input::get('client_id')) {
            $filter = function($query) use ($clientPublicId) {
                $query->where('public_id', '=', $clientPublicId);
            };
            $payments->whereHas('client', $filter);
            $paginator->whereHas('client', $filter);
        }

        $payments = $payments->orderBy('created_at', 'desc')->paginate();
        $paginator = $paginator->paginate();
        $transformer = new PaymentTransformer(Auth::user()->account, Input::get('serializer'));
        
        $data = $this->createCollection($payments, $transformer, 'payments', $paginator);

        return $this->response($data);
    }


            /**
             * @SWG\Put(
             *   path="/payments/{payment_id",
             *   summary="Update a payment",
             *   tags={"payment"},
             *   @SWG\Parameter(
             *     in="body",
             *     name="body",
             *     @SWG\Schema(ref="#/definitions/Payment")
             *   ),
             *   @SWG\Response(
             *     response=200,
             *     description="Update payment",
             *      @SWG\Schema(type="object", @SWG\Items(ref="#/definitions/Payment"))
             *   ),
             *   @SWG\Response(
             *     response="default",
             *     description="an ""unexpected"" error"
             *   )
             * )
             */

        public function update(Request $request, $publicId)
        {
            $data = Input::all();
            $data['public_id'] = $publicId;
            $error = false;

            if ($request->action == ACTION_ARCHIVE) {
                $payment = Payment::scope($publicId)->withTrashed()->firstOrFail();
                $this->paymentRepo->archive($payment);

                $invoice = Invoice::scope($data['invoice_id'])->with('client')->with(['payments' => function($query) {
                    $query->withTrashed();
                }])->first();
                $transformer = new InvoiceTransformer(\Auth::user()->account, Input::get('serializer'));
                $data = $this->createItem($invoice, $transformer, 'invoice');

                return $this->response($data);
            }

            $payment = $this->paymentRepo->save($data);

            if ($error) {
                return $error;
            }

            $invoice = Invoice::scope($data['invoice_id'])->with('client', 'invoice_items', 'invitations')->with(['payments' => function($query) {
                $query->withTrashed();
            }])->withTrashed()->first();
            $transformer = new InvoiceTransformer(\Auth::user()->account, Input::get('serializer'));
            $data = $this->createItem($invoice, $transformer, 'invoice');
            return $this->response($data);
        }


    /**
     * @SWG\Post(
     *   path="/payments",
     *   summary="Create a payment",
     *   tags={"payment"},
     *   @SWG\Parameter(
     *     in="body",
     *     name="body",
     *     @SWG\Schema(ref="#/definitions/Payment")
     *   ),
     *   @SWG\Response(
     *     response=200,
     *     description="New payment",
     *      @SWG\Schema(type="object", @SWG\Items(ref="#/definitions/Payment"))
     *   ),
     *   @SWG\Response(
     *     response="default",
     *     description="an ""unexpected"" error"
     *   )
     * )
     */
    public function store()
    {
        $data = Input::all();
        $error = false;

        if (isset($data['invoice_id'])) {
            $invoice = Invoice::scope($data['invoice_id'])->with('client')->first();

            if ($invoice) {
                $data['invoice_id'] = $invoice->id;
                $data['client_id'] = $invoice->client->id;
            } else {
                $error = trans('validation.not_in', ['attribute' => 'invoice_id']);
            }
        } else {
            $error = trans('validation.not_in', ['attribute' => 'invoice_id']);
        }

        if (!isset($data['transaction_reference'])) {
            $data['transaction_reference'] = '';
        }

        if ($error) {
            return $error;
        }

        $payment = $this->paymentRepo->save($data);

        if (Input::get('email_receipt')) {
            $this->contactMailer->sendPaymentConfirmation($payment);
        }

        $invoice = Invoice::scope($invoice->public_id)->with('client', 'invoice_items', 'invitations')->with(['payments' => function($query) {
            $query->withTrashed();
        }])->first();
        $transformer = new InvoiceTransformer(\Auth::user()->account, Input::get('serializer'));
        $data = $this->createItem($invoice, $transformer, 'invoice');

        return $this->response($data);
    }

        /**
         * @SWG\Delete(
         *   path="/payments/{payment_id}",
         *   summary="Delete a payment",
         *   tags={"payment"},
         *   @SWG\Parameter(
         *     in="body",
         *     name="body",
         *     @SWG\Schema(ref="#/definitions/Payment")
         *   ),
         *   @SWG\Response(
         *     response=200,
         *     description="Delete payment",
         *      @SWG\Schema(type="object", @SWG\Items(ref="#/definitions/Payment"))
         *   ),
         *   @SWG\Response(
         *     response="default",
         *     description="an ""unexpected"" error"
         *   )
         * )
         */

        public function destroy($publicId)
        {

            $payment = Payment::scope($publicId)->withTrashed()->first();
            $invoiceId = $payment->invoice->public_id;

            $this->paymentRepo->delete($payment);

            $invoice = Invoice::scope($invoiceId)->with('client', 'invoice_items', 'invitations')->with(['payments' => function($query) {
                $query->withTrashed();
            }])->first();

            $transformer = new InvoiceTransformer(\Auth::user()->account, Input::get('serializer'));
            $data = $this->createItem($invoice, $transformer, 'invoice');

            return $this->response($data);
        }
}