diff --git a/hesabixCore/src/Controller/BuyController.php b/hesabixCore/src/Controller/BuyController.php
new file mode 100644
index 0000000..ef282f9
--- /dev/null
+++ b/hesabixCore/src/Controller/BuyController.php
@@ -0,0 +1,61 @@
+<?php
+
+namespace App\Controller;
+
+use App\Service\Log;
+use App\Service\Access;
+use App\Service\JsonResp;
+use App\Entity\HesabdariDoc;
+use App\Entity\StoreroomTicket;
+use App\Service\Explore as ServiceExplore;
+use Doctrine\ORM\EntityManagerInterface;
+use Explore;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\Routing\Annotation\Route;
+use Symfony\Component\HttpFoundation\JsonResponse;
+use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
+
+class BuyController extends AbstractController
+{
+    #[Route('/api/buy/edit/can/{code}', name: 'app_buy_can_edit')]
+    public function app_buy_can_edit(Request $request,Access $access,Log $log,EntityManagerInterface $entityManager, string $code): JsonResponse
+    {
+        $canEdit = true;
+        $acc = $access->hasRole('buy');
+        if(!$acc)
+            throw $this->createAccessDeniedException();
+
+        $doc = $entityManager->getRepository(HesabdariDoc::class)->findOneBy([
+            'bid'=>$acc['bid'],
+            'code'=>$code
+        ]);
+        //check related documents
+        if(count($doc->getRelatedDocs()) != 0)
+            $canEdit = false;
+
+        //check storeroom tickets
+        $tickets = $entityManager->getRepository(StoreroomTicket::class)->findBy(['doc'=>$doc]);
+        if(count($tickets) != 0)
+            $canEdit = false;
+        return $this->json([
+            'result'=> $canEdit
+        ]);
+    }
+
+    #[Route('/api/buy/get/info/{code}', name: 'app_buy_get_info')]
+    public function app_buy_get_info(Request $request,Access $access,Log $log,EntityManagerInterface $entityManager, string $code): JsonResponse
+    {
+        $acc = $access->hasRole('buy');
+        if(!$acc)
+            throw $this->createAccessDeniedException();
+        $doc = $entityManager->getRepository(HesabdariDoc::class)->findOneBy([
+            'bid'=>$acc['bid'],
+            'code'=>$code
+        ]);
+        if(!$doc)
+            throw $this->createNotFoundException();
+        
+        return $this->json(ServiceExplore::ExploreBuyDoc($doc));
+    }
+}
diff --git a/hesabixCore/src/Controller/SellController.php b/hesabixCore/src/Controller/SellController.php
new file mode 100644
index 0000000..b552ddc
--- /dev/null
+++ b/hesabixCore/src/Controller/SellController.php
@@ -0,0 +1,18 @@
+<?php
+
+namespace App\Controller;
+
+use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\Routing\Annotation\Route;
+
+class SellController extends AbstractController
+{
+    #[Route('/sell', name: 'app_sell')]
+    public function index(): Response
+    {
+        return $this->render('sell/index.html.twig', [
+            'controller_name' => 'SellController',
+        ]);
+    }
+}
diff --git a/hesabixCore/src/Service/Explore.php b/hesabixCore/src/Service/Explore.php
new file mode 100644
index 0000000..3a1c5f8
--- /dev/null
+++ b/hesabixCore/src/Service/Explore.php
@@ -0,0 +1,180 @@
+<?php
+namespace App\Service;
+
+use App\Entity\BankAccount;
+use App\Entity\User;
+use App\Entity\Year;
+use App\Entity\Business;
+use App\Entity\Cashdesk;
+use App\Entity\Commodity;
+use App\Entity\HesabdariDoc;
+use App\Entity\HesabdariRow;
+use App\Entity\HesabdariTable;
+use App\Entity\Money;
+use App\Entity\Person;
+use App\Entity\Salary;
+
+class Explore{
+
+    public static function ExploreBuyDoc(HesabdariDoc $hesabdariDoc){
+        $result = self::ExploreHesabdariDoc($hesabdariDoc);
+        $person = [];
+        $commodities = [];
+        foreach($hesabdariDoc->getHesabdariRows() as $item){
+            if($item->getPerson()){
+                $person = self::ExplorePerson($item->getPerson());
+            }
+            elseif($item->getCommodity()){
+                $commodities[] = Explore::ExploreCommodity($item->getCommodity(),$item->getCommdityCount());
+            }
+        }
+        $result['person'] = $person;
+        return $result;
+    }
+    public static function ExploreHesabdariDoc(HesabdariDoc $doc){
+        return [
+            'id'            => $doc->getId(),
+            'update'        => $doc->getCode(),
+            'rows'          => self::ExploreHesabdariRows($doc->getHesabdariRows()),
+            'submiter'      => self::ExploreUser($doc->getSubmitter()),
+            'year'          => self::ExploreYear($doc->getYear()),
+            'money'         => self::ExploreMoney($doc->getMoney()),
+            'date_submit'   => $doc->getDateSubmit(),
+            'date'          => $doc->getDate(),
+            'type'          => $doc->getType(),
+            'code'          => $doc->getCode(),
+            'des'           => $doc->getDes(),
+            'amount'        => $doc->getAmount(),
+            'mdate'         => '',
+            'plugin'        => $doc->getPlugin()
+        ];
+    }
+
+    public static function ExploreHesabdariRows($rows){
+        $result = [];
+        foreach($rows as $row){
+            $result[] = self::ExploreHesabdariRow($row);
+        }
+        return $result;
+    }
+    public static function ExploreHesabdariRow(HesabdariRow $row){
+        return [
+            'id'                => $row->getId(),
+            'bid'               => self::ExploreBid($row->getBid()),
+            'year'              => self::ExploreYear($row->getYear()),
+            'ref'               => self::ExploreHesabdariTable($row->getRef()),
+            'person'            => self::ExplorePerson($row->getPerson()),
+            'bank'              => self::ExploreBank($row->getBank()),
+            'cashdesk'          => self::ExploreCashdesk($row->getCashdesk()),
+            'salary'            => self::ExploreSalary($row->getSalary()),
+            'bs'                => $row->getBs(),
+            'bd'                => $row->getBd(),
+            'des'               => $row->getDes(),
+            'plugin'            => $row->getPlugin(),
+            'commodity_count'   => $row->getCommdityCount(),
+            'commodity'         => self::ExploreCommodity($row->getCommodity())
+        ];
+    }
+
+    public static function ExploreCommodity(Commodity | null $item, int $count = 0){
+        if($item)
+            return [
+                'id'            => $item->getId(),
+                'code'          => $item->getCode(),
+                'name'          => $item->getName(),
+                'des'           => $item->getDes(),
+                'price_buy'     => $item->getPriceBuy(),
+                'price_sell'    => $item->getPriceSell(),
+                'khadamat'      => $item->isKhadamat(),
+                'speed_access'  => $item->isSpeedAccess(),
+                //most be completed
+                'count'         => $count
+            ];
+        return null;
+    }
+
+    public static function ExploreBank(BankAccount | null $item){
+        if($item)
+            return [
+                'id'         => $item->getId(),
+                'code'       => $item->getCode(),
+                'name'       => $item->getName(),
+                //most be completed
+            ];
+        return null;
+    }
+
+    public static function ExploreCashdesk(Cashdesk | null $item){
+        if($item)
+            return [
+                'id'         => $item->getId(),
+                'code'       => $item->getCode(),
+                'name'       => $item->getName(),
+                'des'        => $item->getDes()
+            ];
+        return null;
+    }
+    public static function ExploreSalary(Salary | null $item){
+        if($item)
+            return [
+                'id'         => $item->getId(),
+                'code'       => $item->getCode(),
+                'name'       => $item->getName(),
+                'des'        => $item->getDes()
+            ];
+        return null;
+    }
+    public static function ExplorePerson(Person | null $person){
+        if($person)
+            return [
+                'id'         => $person->getId(),
+                'code'       => $person->getCode(),
+                'nikename'  => $person->getNikename(),
+                'name'       => $person->getName(),
+                //most be completed
+            ];
+        return null;
+    }
+    public static function ExploreHesabdariTable(HesabdariTable $table){
+        return [
+            'id'        => $table->getId(),
+            'upper_id'  => $table->getUpper()->getId(),
+            'name'      => $table->getName(),
+            'type'      => $table->getType(),
+            'code'      => $table->getCode()
+        ];
+    }
+    public static function ExploreMoney(Money $money){
+        return [
+            'id'     => $money->getId(),
+            'label'  => $money->getLabel(),
+            'name'   => $money->getName(),
+        ];
+    }
+    public static function ExploreYear(Year $year){
+        return [
+            'id'    => $year->getId(),
+            'label' => $year->getLabel(),
+            'head'  => $year->isHead(),
+            'start' => $year->getStart(),
+            'end'   => $year->getEnd(),
+            'now'   => time()
+        ];
+    }
+
+    public static function ExploreUser(User $user){
+        return [
+            'id'    => $user->getId(),
+            'name'  => $user->getFullName()
+        ];
+    }
+
+    public static function ExploreBid(Business $bid){
+        return [
+            'id'    => $bid->getId(),
+            'name'  => $bid->getName(),
+            'legal_name' => $bid->getLegalName()
+        ];
+    }
+
+}
\ No newline at end of file