ultimatepos/Modules/ManagementTools/Http/Controllers/SkillController.php

<?php

namespace Modules\ManagementTools\Http\Controllers;

use App\Utils\ModuleUtil;
use Illuminate\Http\Request;
use Illuminate\Routing\Controller;
use Modules\ManagementTools\Entities\MtSkill;
use Modules\ManagementTools\Utils\ManagementToolsUtil;
use Yajra\DataTables\Facades\DataTables;

class SkillController extends Controller
{
    protected $moduleUtil;

    protected $mtUtil;

    public function __construct(ModuleUtil $moduleUtil, ManagementToolsUtil $mtUtil)
    {
        $this->moduleUtil = $moduleUtil;
        $this->mtUtil = $mtUtil;
    }

    protected function authorizeAccess()
    {
        if (! auth()->user()->can('managementtools.access') || ! auth()->user()->can('managementtools.manage_skills')) {
            abort(403, 'Unauthorized action.');
        }
    }

    public function index()
    {
        $this->authorizeAccess();
        $business_id = request()->session()->get('user.business_id');

        if (request()->ajax()) {
            $skills = MtSkill::forBusiness($business_id)->with('parent')->withCount('children')->orderBy('title');

            return DataTables::of($skills)
                ->addColumn('parent_name', function ($row) {
                    return $row->parent ? $row->parent->title : '—';
                })
                ->addColumn('action', function ($row) {
                    $html = '<div class="btn-group">';
                    $html .= '<button type="button" data-href="'.action([self::class, 'edit'], [$row->id]).'" class="btn btn-xs btn-primary btn-modal" data-container=".mt_skill_modal"><i class="glyphicon glyphicon-edit"></i> '.__('managementtools::lang.edit').'</button>';
                    $html .= ' <button type="button" data-href="'.action([self::class, 'destroy'], [$row->id]).'" class="btn btn-xs btn-danger delete_mt_skill"><i class="glyphicon glyphicon-trash"></i></button>';
                    $html .= '</div>';

                    return $html;
                })
                ->editColumn('title', function ($row) {
                    $indent = str_repeat('&nbsp;&nbsp;&nbsp;', (int) request()->get('depth', 0));

                    return $indent.e($row->title);
                })
                ->rawColumns(['action', 'title'])
                ->make(true);
        }

        $parents = $this->mtUtil->getSkillsDropdown($business_id);

        return view('managementtools::skills.index', compact('parents'));
    }

    public function create()
    {
        $this->authorizeAccess();
        $business_id = request()->session()->get('user.business_id');
        $parents = $this->mtUtil->getSkillsDropdown($business_id);

        return view('managementtools::skills.create', compact('parents'));
    }

    public function store(Request $request)
    {
        $this->authorizeAccess();
        $business_id = $request->session()->get('user.business_id');

        $request->validate([
            'title' => 'required|string|max:150',
            'description' => 'nullable|string|max:500',
            'parent_id' => 'nullable|integer|exists:mt_skills,id',
        ]);

        MtSkill::create([
            'business_id' => $business_id,
            'title' => $request->title,
            'description' => $request->description,
            'parent_id' => $request->parent_id ?: null,
        ]);

        $output = ['success' => true, 'msg' => __('managementtools::lang.skill_added')];

        return response()->json($output);
    }

    public function edit($id)
    {
        $this->authorizeAccess();
        $business_id = request()->session()->get('user.business_id');
        $skill = MtSkill::forBusiness($business_id)->findOrFail($id);
        $parents = $this->mtUtil->getSkillsDropdown($business_id, $skill->id);

        return view('managementtools::skills.edit', compact('skill', 'parents'));
    }

    public function update(Request $request, $id)
    {
        $this->authorizeAccess();
        $business_id = $request->session()->get('user.business_id');
        $skill = MtSkill::forBusiness($business_id)->findOrFail($id);

        $request->validate([
            'title' => 'required|string|max:150',
            'description' => 'nullable|string|max:500',
            'parent_id' => 'nullable|integer|exists:mt_skills,id',
        ]);

        if ($request->parent_id == $skill->id) {
            return response()->json(['success' => false, 'msg' => __('managementtools::lang.something_went_wrong')]);
        }

        $skill->update([
            'title' => $request->title,
            'description' => $request->description,
            'parent_id' => $request->parent_id ?: null,
        ]);

        $output = ['success' => true, 'msg' => __('managementtools::lang.skill_updated')];

        return response()->json($output);
    }

    public function destroy($id)
    {
        $this->authorizeAccess();
        $business_id = request()->session()->get('user.business_id');
        $skill = MtSkill::forBusiness($business_id)->withCount('children')->findOrFail($id);

        if ($skill->children_count > 0) {
            return response()->json(['success' => false, 'msg' => __('managementtools::lang.cannot_delete_has_children')]);
        }

        $skill->delete();

        return response()->json(['success' => true, 'msg' => __('managementtools::lang.skill_deleted')]);
    }

    /**
     * Report: how many employees have each skill.
     */
    public function report()
    {
        $this->authorizeAccess();
        $business_id = (int) request()->session()->get('user.business_id');
        $report = $this->mtUtil->getSkillsEmployeeReport($business_id);

        return view('managementtools::skills.report', [
            'rows' => $report['rows'],
            'summary' => $report,
        ]);
    }
}