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Production/SNIPE-IT/app/Http/Controllers/Components/ComponentCheckoutController.php

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+<?php
+
+namespace App\Http\Controllers\Components;
+
+use App\Events\CheckoutableCheckedOut;
+use App\Events\ComponentCheckedOut;
+use App\Http\Controllers\Controller;
+use App\Models\Asset;
+use App\Models\Component;
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\Auth;
+use Illuminate\Support\Facades\Input;
+use Illuminate\Support\Facades\Validator;
+
+class ComponentCheckoutController extends Controller
+{
+    /**
+     * Returns a view that allows the checkout of a component to an asset.
+     *
+     * @author [A. Gianotto] [<snipe@snipe.net>]
+     * @see ComponentCheckoutController::store() method that stores the data.
+     * @since [v3.0]
+     * @param int $id
+     * @return \Illuminate\Contracts\View\View
+     * @throws \Illuminate\Auth\Access\AuthorizationException
+     */
+    public function create($id)
+    {
+
+        if ($component = Component::find($id)) {
+
+            $this->authorize('checkout', $component);
+
+            // Make sure the category is valid
+            if ($component->category) {
+
+                // Make sure there is at least one available to checkout
+                if ($component->numRemaining() <= 0){
+                    return redirect()->route('components.index')
+                        ->with('error', trans('admin/components/message.checkout.unavailable'));
+                }
+
+                // Return the checkout view
+                return view('components/checkout', compact('component'));
+            }
+
+            // Invalid category
+            return redirect()->route('components.edit', ['component' => $component->id])
+                ->with('error', trans('general.invalid_item_category_single', ['type' => trans('general.component')]));
+        }
+
+        // Not found
+        return redirect()->route('components.index')->with('error', trans('admin/components/message.not_found'));
+
+    }
+
+    /**
+     * Validate and store checkout data.
+     *
+     * @author [A. Gianotto] [<snipe@snipe.net>]
+     * @see ComponentCheckoutController::create() method that returns the form.
+     * @since [v3.0]
+     * @param Request $request
+     * @param int $componentId
+     * @return \Illuminate\Http\RedirectResponse
+     * @throws \Illuminate\Auth\Access\AuthorizationException
+     */
+    public function store(Request $request, $componentId)
+    {
+        // Check if the component exists
+        if (!$component = Component::find($componentId)) {
+            // Redirect to the component management page with error
+            return redirect()->route('components.index')->with('error', trans('admin/components/message.not_found'));
+        }
+
+        $this->authorize('checkout', $component);
+
+        $max_to_checkout = $component->numRemaining();
+
+        // Make sure there are at least the requested number of components available to checkout
+        if ($max_to_checkout < $request->get('assigned_qty')) {
+            return redirect()->back()->withInput()->with('error', trans('admin/components/message.checkout.unavailable', ['remaining' => $max_to_checkout, 'requested' => $request->get('assigned_qty')]));
+        }
+
+        $validator = Validator::make($request->all(), [
+            'asset_id'          => 'required|exists:assets,id',
+            'assigned_qty'      => "required|numeric|min:1|digits_between:1,$max_to_checkout",
+        ]);
+
+        if ($validator->fails()) {
+            return redirect()->back()
+                ->withErrors($validator)
+                ->withInput();
+        }
+
+        // Check if the user exists
+        $asset = Asset::find($request->input('asset_id'));
+
+        // Update the component data
+        $component->asset_id = $request->input('asset_id');
+        $component->assets()->attach($component->id, [
+            'component_id' => $component->id,
+            'user_id' => Auth::user(),
+            'created_at' => date('Y-m-d H:i:s'),
+            'assigned_qty' => $request->input('assigned_qty'),
+            'asset_id' => $request->input('asset_id'),
+            'note' => $request->input('note'),
+        ]);
+
+        event(new CheckoutableCheckedOut($component, $asset, Auth::user(), $request->input('note')));
+
+        return redirect()->route('components.index')->with('success', trans('admin/components/message.checkout.success'));
+    }
+}