first commit

2025-12-30 15:03:19 +08:00
commit c735c36009
902 changed files with 83591 additions and 0 deletions
--- a/app/Http/Controllers/ProductController.php
+++ b/app/Http/Controllers/ProductController.php
@@ -0,0 +1,129 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use App\Models\Product;
+use Illuminate\Http\Request;
+use Inertia\Inertia;
+use Inertia\Response;
+
+class ProductController extends Controller
+{
+    /**
+     * Display a listing of the resource.
+     */
+    public function index(Request $request): Response
+    {
+        $query = Product::with('category');
+
+        if ($request->filled('search')) {
+            $search = $request->search;
+            $query->where(function ($q) use ($search) {
+                $q->where('name', 'like', "%{$search}%")
+                  ->orWhere('code', 'like', "%{$search}%")
+                  ->orWhere('brand', 'like', "%{$search}%");
+            });
+        }
+
+        if ($request->filled('category_id') && $request->category_id !== 'all') {
+            $query->where('category_id', $request->category_id);
+        }
+
+        $perPage = $request->input('per_page', 10);
+        if (!in_array($perPage, [10, 20, 50, 100])) {
+            $perPage = 10;
+        }
+
+        $sortField = $request->input('sort_field', 'id');
+        $sortDirection = $request->input('sort_direction', 'desc');
+        
+        // Define allowed sort fields to prevent SQL injection
+        $allowedSorts = ['id', 'code', 'name', 'category_id', 'base_unit', 'conversion_rate'];
+        if (!in_array($sortField, $allowedSorts)) {
+            $sortField = 'id';
+        }
+        if (!in_array(strtolower($sortDirection), ['asc', 'desc'])) {
+            $sortDirection = 'desc';
+        }
+
+        // Handle relation sorting (category name) separately if needed, or simple join
+        if ($sortField === 'category_id') {
+            // Join categories for sorting by name? Or just by ID?
+            // Simple approach: sort by ID for now, or join if user wants name sort.
+            // Let's assume standard field sorting first.
+            $query->orderBy('category_id', $sortDirection);
+        } else {
+             $query->orderBy($sortField, $sortDirection);
+        }
+
+        $products = $query->paginate($perPage)->withQueryString();
+
+        $categories = \App\Models\Category::where('is_active', true)->get();
+
+        return Inertia::render('Product/Index', [
+            'products' => $products,
+            'categories' => $categories,
+            'filters' => $request->only(['search', 'category_id', 'per_page', 'sort_field', 'sort_direction']),
+        ]);
+    }
+
+    /**
+     * Store a newly created resource in storage.
+     */
+    public function store(Request $request)
+    {
+        $validated = $request->validate([
+            'name' => 'required|string|max:255',
+            'category_id' => 'required|exists:categories,id',
+            'brand' => 'nullable|string|max:255',
+            'specification' => 'nullable|string',
+            'base_unit' => 'required|string|max:50',
+            'large_unit' => 'nullable|string|max:50',
+            'conversion_rate' => 'required_with:large_unit|nullable|numeric|min:0.0001',
+            'purchase_unit' => 'nullable|string|max:50',
+        ]);
+
+        // Auto-generate code
+        $prefix = 'P';
+        $lastProduct = Product::withTrashed()->latest('id')->first();
+        $nextId = $lastProduct ? $lastProduct->id + 1 : 1;
+        $code = $prefix . str_pad($nextId, 5, '0', STR_PAD_LEFT);
+
+        $validated['code'] = $code;
+        
+        $product = Product::create($validated);
+
+        return redirect()->back()->with('success', '商品已建立');
+    }
+
+    /**
+     * Update the specified resource in storage.
+     */
+    public function update(Request $request, Product $product)
+    {
+         $validated = $request->validate([
+            'name' => 'required|string|max:255',
+            'category_id' => 'required|exists:categories,id',
+            'brand' => 'nullable|string|max:255',
+            'specification' => 'nullable|string',
+            'base_unit' => 'required|string|max:50',
+            'large_unit' => 'nullable|string|max:50',
+            'conversion_rate' => 'required_with:large_unit|nullable|numeric|min:0.0001',
+            'purchase_unit' => 'nullable|string|max:50',
+        ]);
+
+        $product->update($validated);
+
+        return redirect()->back()->with('success', '商品已更新');
+    }
+
+    /**
+     * Remove the specified resource from storage.
+     */
+    public function destroy(Product $product)
+    {
+        $product->delete();
+
+        return redirect()->back()->with('success', '商品已刪除');
+    }
+}