Creación módulo Ventas: Crear, ver, eliminar

app/Http/Controllers/DetailSaleController.php

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+<?php
+
+namespace App\Http\Controllers;
+
+use App\Models\DetailSale;
+use Illuminate\Http\Request;
+
+/**
+ * Class DetailSaleController
+ * @package App\Http\Controllers
+ */
+class DetailSaleController extends Controller
+{
+    /**
+     * Display a listing of the resource.
+     *
+     * @return \Illuminate\Http\Response
+     */
+    public function index()
+    {
+        $detailSales = DetailSale::paginate();
+
+        return view('detail-sale.index', compact('detailSales'))
+            ->with('i', (request()->input('page', 1) - 1) * $detailSales->perPage());
+    }
+
+    /**
+     * Show the form for creating a new resource.
+     *
+     * @return \Illuminate\Http\Response
+     */
+    public function create()
+    {
+        $detailSale = new DetailSale();
+        return view('detail-sale.create', compact('detailSale'));
+    }
+
+    /**
+     * Store a newly created resource in storage.
+     *
+     * @param  \Illuminate\Http\Request $request
+     * @return \Illuminate\Http\Response
+     */
+    public function store(Request $request)
+    {
+        request()->validate(DetailSale::$rules);
+
+        $detailSale = DetailSale::create($request->all());
+
+        return redirect()->route('detail-sales.index')
+            ->with('success', 'DetailSale created successfully.');
+    }
+
+    /**
+     * Display the specified resource.
+     *
+     * @param  int $id
+     * @return \Illuminate\Http\Response
+     */
+    public function show($id)
+    {
+        $detailSale = DetailSale::find($id);
+
+        return view('detail-sale.show', compact('detailSale'));
+    }
+
+    /**
+     * Show the form for editing the specified resource.
+     *
+     * @param  int $id
+     * @return \Illuminate\Http\Response
+     */
+    public function edit($id)
+    {
+        $detailSale = DetailSale::find($id);
+
+        return view('detail-sale.edit', compact('detailSale'));
+    }
+
+    /**
+     * Update the specified resource in storage.
+     *
+     * @param  \Illuminate\Http\Request $request
+     * @param  DetailSale $detailSale
+     * @return \Illuminate\Http\Response
+     */
+    public function update(Request $request, DetailSale $detailSale)
+    {
+        request()->validate(DetailSale::$rules);
+
+        $detailSale->update($request->all());
+
+        return redirect()->route('detail-sales.index')
+            ->with('success', 'DetailSale updated successfully');
+    }
+
+    /**
+     * @param int $id
+     * @return \Illuminate\Http\RedirectResponse
+     * @throws \Exception
+     */
+    public function destroy($id)
+    {
+        $detailSale = DetailSale::find($id)->delete();
+
+        return redirect()->route('detail-sales.index')
+            ->with('success', 'DetailSale deleted successfully');
+    }
+}

app/Http/Controllers/SaleController.php

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+<?php
+
+namespace App\Http\Controllers;
+use App\Models\Product;
+use App\Models\Sale;
+use Illuminate\Http\Request;
+use Barryvdh\DomPDF\Facade\PDF; // Importamos librería para exportación de PDF de Venta
+
+class SaleController extends Controller
+{
+    public function index()
+    {
+        $sales = Sale::paginate();
+
+        return view('Admin.sale.index', compact('sales'))
+            ->with('i', (request()->input('page', 1) - 1) * $sales->perPage());
+    }
+
+    public function create()
+    {
+        $products = Product::all();
+        $sale = new Sale();
+
+        return view('Admin.Sale.create', compact('sale', 'products'));
+    }
+
+    public function store(Request $request)
+    {
+        $request->validate([
+            'date' => 'required',
+            'product_id.*' => 'required|distinct',
+            'quantity.*' => 'required|numeric',
+            'price.*' => 'required|numeric',
+        ]);
+
+        $sale = Sale::create([
+            'date' => $request->input('date'),
+        ]);
+
+        $productData = [];
+        $productIds = $request->input('product_id');
+        $quantities = $request->input('quantity');
+        $prices = $request->input('price');
+
+        $total = 0;
+
+        foreach ($productIds as $key => $productId) {
+            $quantity = $quantities[$key];
+            $price = $prices[$key];
+
+            $subtotal = $quantity * $price;
+            $total += $subtotal;
+
+            $productData[$productId] = [
+                'quantity' => $quantity,
+                'price' => $price,
+            ];
+        }
+
+        $sale->total = $total;
+        $sale->save();
+
+        $sale->products()->sync($productData);
+
+        return redirect()->route('sales.index')->with('created', 'Venta creada con éxito');
+    }
+
+    public function show($id)
+    {
+        $sale = Sale::find($id);
+        $products = $sale->products;
+
+        return view('Admin.sale.show', compact('sale', 'products'));
+    }
+
+    public function edit($id)
+    {
+        $sale = Sale::find($id);
+        $products = $sale->products;
+
+        return view('Admin.sale.edit', compact('sale', 'products'));
+    }
+
+    public function update(Request $request, $id)
+    {
+        $request->validate([
+            'date' => 'required',
+        ]);
+
+        $sale = Sale::find($id);
+
+        $productData = [];
+        $productIds = $request->input('product_id');
+        $quantities = $request->input('quantity');
+        $prices = $request->input('price');
+
+        $total = 0;
+
+        foreach ($productIds as $key => $productId) {
+            $productData[$productId] = [
+                'quantity' => $quantities[$key],
+                'price' => $prices[$key],
+            ];
+
+            $subtotal = $quantities[$key] * $prices[$key];
+            $total += $subtotal;
+        }
+
+        $sale->products()->sync($productData);
+        $sale->total = $total;
+        $sale->save();
+
+        return redirect()->route('sales.index')->with('updated', 'Venta actualizada con éxito');
+    }
+
+    public function destroy($id)
+    {
+        $sale = Sale::find($id)->delete();
+
+        return redirect()->route('sales.index')->with('deleted', 'Venta eliminada con éxito');
+    }
+}

app/Models/DetailSale.php

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+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+
+/**
+ * Class DetailSale
+ *
+ * @property $id
+ * @property $sale_id
+ * @property $product_id
+ * @property $quantity
+ * @property $price
+ * @property $created_at
+ * @property $updated_at
+ *
+ * @property Product $product
+ * @property Sale $sale
+ * @package App
+ * @mixin \Illuminate\Database\Eloquent\Builder
+ */
+class DetailSale extends Model
+{
+
+    static $rules = [
+		'sale_id' => 'required',
+		'product_id' => 'required',
+		'quantity' => 'required',
+		'price' => 'required',
+    ];
+
+    protected $perPage = 20;
+
+    /**
+     * Attributes that should be mass-assignable.
+     *
+     * @var array
+     */
+    protected $fillable = ['sale_id','product_id','quantity','price'];
+
+
+    /**
+     * @return \Illuminate\Database\Eloquent\Relations\HasOne
+     */
+    public function product()
+    {
+        return $this->belongsTo(Product::class);
+    }
+
+    /**
+     * @return \Illuminate\Database\Eloquent\Relations\HasOne
+     */
+    public function sale()
+    {
+        return $this->hasOne('App\Models\Sale', 'id', 'sale_id');
+    }
+}

app/Models/Sale.php

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+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+
+/**
+ * Class Sale
+ *
+ * @property $id
+ * @property $date
+ * @property $total
+ * @property $created_at
+ * @property $updated_at
+ *
+ * @property DetailSale[] $detailSales
+ * @package App
+ * @mixin \Illuminate\Database\Eloquent\Builder
+ */
+class Sale extends Model
+{
+
+    static $rules = [
+		'date' => 'required',
+		'total' => 'required',
+    ];
+
+    protected $perPage = 20;
+
+    /**
+     * Attributes that should be mass-assignable.
+     *
+     * @var array
+     */
+    protected $fillable = ['date','total'];
+
+
+    /**
+     * @return \Illuminate\Database\Eloquent\Relations\HasMany
+     */
+    public function detailSales()
+    {
+        return $this->hasMany('App\Models\DetailSale', 'sale_id', 'id'); // Un detalle de venta tiene muchos productos y está ligado a una venta
+    }
+
+    public function products()
+    {
+        return $this->belongsToMany(Product::class, 'detail_sale')->withPivot('quantity', 'price');
+    }
+}

database/migrations/2023_12_05_155131_sales.php

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+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::create('sales', function (Blueprint $table) {
+            $table->id();
+            $table->date("date");
+            $table->decimal("total")->default(0.0);
+            $table->timestamps();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        //
+    }
+};