CKB/app/Http/Controllers/RolePrivilegeController.php

<?php

namespace App\Http\Controllers;

use App\Models\Menu;
use App\Models\Privilege;
use App\Models\Role;
use App\Models\User;
use App\Models\Dealer;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Gate;

class RolePrivilegeController extends Controller
{
    public function index() {
        $menu = Menu::where('link', 'roleprivileges.index')->first();
        abort_if(Gate::denies('view', $menu), 403, 'Unauthorized User');
        $roles = Role::with('dealers')->get();
        $menus = Menu::all();
        $users = User::all();
        $dealers = Dealer::all();
        return view('back.roleprivileges', compact('roles', 'users', 'menus', 'dealers'));
    }

    public function store(Request $request) {
        $menu = Menu::where('link', 'roleprivileges.index')->first();
        abort_if(Gate::denies('create', $menu), 403, 'Unauthorized User');
        $request->validate([
            'role'          => 'required',
            'privileges'    => 'required'
        ]);

        
        $role = Role::create(['name'    =>  $request->role]);
        if($request->has('privileges')) {
            $role_privileges = [];
            foreach ($request->privileges as $submenu_id => $privilege) {
                $privilege['menu_id'] = $submenu_id;
                $privilege['role_id'] = $role->id;
                $privilege['created_at'] = date('Y-m-d H:i:s');
                $role_privileges[] = $privilege;
            }
    
            Privilege::insert($role_privileges);
        }

        return redirect()->back()->with('success', 'Berhasil tambah Role & Priveleges');
    }

    public function edit($id) {
        $menu = Menu::where('link', 'roleprivileges.index')->first();
        abort_if(Gate::denies('view', $menu), 403, 'Unauthorized User');
        $menus = Menu::all();
        $user_menus = [];

        $role = Role::find($id);
        foreach($menus as $menu) {
            $privilege = Privilege::where('menu_id', $menu->id)->where('role_id', $id)->first();
            $menu_privilege = [
                'create'        => 0,
                'update'        => 0,
                'delete'        => 0,
                'view'          => 0,
                'menu_id'       => $menu->id,
                'name'          => $menu->name,
            ];

            if($privilege) {
                $menu_privilege = [
                    'create'        => (int) $privilege->create,
                    'update'        => (int) $privilege->update,
                    'delete'        => (int) $privilege->delete,
                    'view'          => (int) $privilege->view,
                    'menu_id'       => $menu->id,
                    'name'          => $menu->name,
                ];
            }
            
            $user_menus[] = $menu_privilege;
        }
        
        $data = [
            'role'  => $role,
            'role_privileges'  => $user_menus,
        ];

        return response()->json($data, 200);
    }
    
    public function update(Request $request, $id) {
        $menu = Menu::where('link', 'roleprivileges.index')->first();
        abort_if(Gate::denies('update', $menu), 403, 'Unauthorized User');
        $request->validate([
            'role'          => 'required',
            'privileges'    => 'required'
        ]);
        
        Role::find($id)->update(['name'    =>  $request->role]);
        if($request->has('privileges')) {
            Privilege::where('role_id', $id)->delete();
            $role_privileges = [];
            foreach ($request->privileges as $menu_id => $privilege) {
                $privilege['menu_id'] = $menu_id;
                $privilege['role_id'] = $id;
                $privilege['created_at'] = date('Y-m-d H:i:s');
                $privilege['updated_at'] = date('Y-m-d H:i:s');
                $role_privileges[] = $privilege;
            }
    
            Privilege::insert($role_privileges);
        }

        return redirect()->back()->with('success', 'Berhasil ubah Role & Priveleges');
    }

    public function delete($id) {
        Privilege::where('role_id', $id)->delete();
        Role::destroy($id);
        User::where('role_id', $id)->update(['role_id' => 0]);
        return redirect()->back()->with('success', 'Berhasil Hapus Role');
    }

    public function assignDealer(Request $request, $id) {
        $menu = Menu::where('link', 'roleprivileges.index')->first();
        abort_if(Gate::denies('create', $menu), 403, 'Unauthorized User');
        
        $request->validate([
            'dealers' => 'required|array',
            'dealers.*' => 'exists:dealers,id'
        ]);

        $role = Role::findOrFail($id);
        
        // Sync dealers (this will replace existing assignments)
        $role->dealers()->sync($request->dealers);

        return response()->json([
            'success' => true,
            'message' => 'Berhasil assign dealer ke role'
        ]);
    }

    public function getAssignedDealers($id) {
        $menu = Menu::where('link', 'roleprivileges.index')->first();
        abort_if(Gate::denies('view', $menu), 403, 'Unauthorized User');
        
        $role = Role::findOrFail($id);
        $assignedDealers = $role->dealers()->pluck('dealers.id')->toArray();
        
        return response()->json([
            'assignedDealers' => $assignedDealers
        ]);
    }
}