first commit

app/Http/Controllers/DocumentController.php

@@ -0,0 +1,86 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use App\Models\Document;
+use App\Models\DocumentProduct;
+use App\Models\Product;
+use Illuminate\Http\RedirectResponse;
+use Illuminate\Http\Request;
+use Illuminate\View\View;
+
+class DocumentController extends Controller
+{
+    /**
+     * Display a listing of the resource.
+     */
+    public function index(): View
+    {
+        $documents = Document::orderBy('id','desc')->paginate(5);
+
+        return view('document.index', compact('documents'));
+    }
+
+    /**
+     * Show the form for creating a new resource.
+     */
+    public function create(): View
+    {
+        return view('document.create');
+    }
+
+    /**
+     * Store a newly created resource in storage.
+     */
+    public function store(Request $request): RedirectResponse
+    {
+        $request->validate([
+            'date' => 'required|date',
+            'type' => 'required|integer',
+            'quantity' => 'required|integer',
+            'product_id' => 'required|integer'
+        ]);
+
+        $document = Document::create($request->post());
+        $product = Product::where(['id' => $request->post('product_id')])->first();
+
+        if (!empty($product)) {
+            $documentProduct = new DocumentProduct();
+            $documentProduct->product_id = $product->id;
+            $documentProduct->document_id = $document->id;
+            $documentProduct->quantity = $request->post('quantity');
+            $documentProduct->past_quantity = $product->quantity;
+            $documentProduct->save();
+        }
+
+        return redirect()->route('documents.show')->with('success','Document has been created successfully.');
+    }
+
+    public function apply($id): RedirectResponse
+    {
+        $document = Document::where(['id' => $id])->first();
+//        print_r($document->documentProducts);die();
+        if ($document->status == Document::STATUS_NOT_APPLIED) {
+            $documentProducts = $document->documentProducts;
+            if (!empty($documentProducts)) {
+                foreach ($documentProducts as $documentProduct) {
+                    switch ($document->type){
+                        case Document::TYPE_TO:
+                            $documentProduct->product->quantity += $documentProduct->quantity;
+                            $documentProduct->product->save();
+                        case Document::TYPE_FROM:
+                            if ($documentProduct->product->quantity >= $documentProduct->quantity) {
+                                $documentProduct->quantity -= $documentProduct->quantity;
+                                $documentProduct->product->save();
+                            }
+                    }
+                }
+            }
+
+            $document->status = Document::STATUS_APPLIED;
+            $document->save();
+        }
+
+        return  redirect()->route('documents.show')->with('success','Document has been applied successfully.');
+    }
+}