chore: initial commit of existing codebase

app/Http/Controllers/Production/BillOfMaterialController.php

@@ -0,0 +1,78 @@
+<?php
+
+namespace App\Http\Controllers\Production;
+
+use App\Http\Controllers\Controller;
+use App\Models\BillOfMaterial;
+use App\Models\Item;
+use Illuminate\Http\Request;
+
+class BillOfMaterialController extends Controller
+{
+    public function index()
+    {
+        $boms = BillOfMaterial::with(['product', 'rawMaterial'])
+            ->get()
+            ->groupBy('product_id');
+
+        return view('production.bom.index', compact('boms'));
+    }
+
+    public function create()
+    {
+        $finishedGoods = Item::where('category', 'finished_good')->get();
+        $rawMaterials  = Item::where('category', 'raw_material')->get();
+
+        return view('production.bom.create', compact('finishedGoods', 'rawMaterials'));
+    }
+
+    public function store(Request $request)
+    {
+        $request->validate([
+            'product_id'        => 'required|exists:items,id',
+            'raw_material_id'   => 'required|exists:items,id',
+            'quantity_required' => 'required|numeric|min:0.01',
+            'unit_of_measure'   => 'required|string|max:50',
+        ]);
+
+        BillOfMaterial::create($request->all());
+
+        return redirect()->route('production.bom.index')->with('success', 'BOM entry created successfully.');
+    }
+
+    public function show(BillOfMaterial $billOfMaterial)
+    {
+        $billOfMaterial->load(['product', 'rawMaterial']);
+
+        return view('production.bom.show', compact('billOfMaterial'));
+    }
+
+    public function edit(BillOfMaterial $billOfMaterial)
+    {
+        $finishedGoods = Item::where('category', 'finished_good')->get();
+        $rawMaterials  = Item::where('category', 'raw_material')->get();
+
+        return view('production.bom.edit', compact('billOfMaterial', 'finishedGoods', 'rawMaterials'));
+    }
+
+    public function update(Request $request, BillOfMaterial $billOfMaterial)
+    {
+        $request->validate([
+            'product_id'        => 'required|exists:items,id',
+            'raw_material_id'   => 'required|exists:items,id',
+            'quantity_required' => 'required|numeric|min:0.01',
+            'unit_of_measure'   => 'required|string|max:50',
+        ]);
+
+        $billOfMaterial->update($request->all());
+
+        return redirect()->route('production.bom.index')->with('success', 'BOM entry updated successfully.');
+    }
+
+    public function destroy(BillOfMaterial $billOfMaterial)
+    {
+        $billOfMaterial->delete();
+
+        return redirect()->route('production.bom.index')->with('success', 'BOM entry deleted successfully.');
+    }
+}