edms/app/Http/Controllers/Admin/PermissionRolesController.php

<?php

namespace App\Http\Controllers\Admin;

use Illuminate\Http\Request;
use App\Http\Controllers\Controller;
use App\Permission;
use App\PermissionRole;
use App\User;
use App\Role;
use App\Department;
use Session;
use DB;
use Carbon;

class PermissionRolesController extends Controller
{
	/**
     * Create a new controller instance.
     *
     * @return void
     */
    public function __construct()
    {
        $this->middleware('auth:admin');
    }
    /**
     * Display a listing of the resource.
     *
     * @return \Illuminate\Http\Response
     */


	public function index()
    {
		$role_permissons = PermissionRole::orderBy('id', 'desc')->get();
		return view('admin.permission-roles.index', compact('role_permissons'));
    }

    /**
     * Show the form for creating a new resource.
     *
     * @return \Illuminate\Http\Response
     */
    public function create()
    {
		$roles=Role::orderBy('id', 'asc')->pluck('name', 'id')->toArray();
		$departments=Department::where('status', '=', 1)->orderBy('id', 'asc')->get();
		$permissions=Permission::orderBy('id', 'asc')->pluck('name', 'id')->toArray();
        return view('admin.permission-roles.create', compact('roles', 'departments', 'permissions'));
    }

    /**
     * Store a newly created resource in storage.
     *
     * @param  \Illuminate\Http\Request  $request
     * @return \Illuminate\Http\Response
     */
    public function store(Request $request)
    {
        $validatedData = $this->validate($request, [
			'role_id' => 'required',
			'permission_ids' => 'required',
		]);
        $input = $request->all();
		$exit_role_permissons = PermissionRole::where('role_id', $input['role_id'])->where('department_id', $input['department_id'])->first();
		if($exit_role_permissons){
			Session::flash('error_message', 'Permission already exists. You can check here.');
			return redirect()->route('edit-permission-role', base64_encode($exit_role_permissons->id));
		}
		$input['permission_ids']=json_encode($input['permission_ids']);
		$saved_data=PermissionRole::create($input);
		if($saved_data)
		{			
			Session::flash('success_message', 'Permission Role has been added successfully');
			return redirect()->route('permission-roles');
		}
		else
		{
			Session::flash('error_message', 'We are having some problem. Please try later.');
			return redirect()->back();
		}
    }

    /**
     * Display the specified resource.
     *
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function show($id)
    {
    }

    /**
     * Show the form for editing the specified resource.
     *
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function edit($id)
    {
        $id=base64_decode($id);
        $user = PermissionRole::where('id', '=', $id)->first();
		if($user):
			$roles=Role::orderBy('id', 'asc')->pluck('name', 'id')->toArray();
			$departments=Department::where('status', '=', 1)->orderBy('id', 'asc')->get();
			$permissions=Permission::orderBy('id', 'asc')->pluck('name', 'id')->toArray();
			return view('admin.permission-roles.edit', compact('user', 'roles', 'departments', 'permissions'));
		else:
			Session::flash('error_message', 'Invalid Permission Role id.');
			return redirect()->back();
		endif;
    }

    /**
     * Update the specified resource in storage.
     *
     * @param  \Illuminate\Http\Request  $request
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function update(Request $request, $id)
    {
        $id=base64_decode($id);
		$permission = PermissionRole::findOrFail($id);
        $validatedData = $this->validate($request, [
			'role_id' => 'required',
			'permission_ids' => 'required',
		]);
        $input = $request->all();
		$exit_role_permissons = PermissionRole::where('role_id', $input['role_id'])->where('department_id', $input['department_id'])->where('id', '<>', $id)->first();
		if($exit_role_permissons){
			Session::flash('error_message', 'Permission already exists. You can check here.');
			return redirect()->route('edit-permission-role', base64_encode($exit_role_permissons->id));
		}
		$input['permission_ids']=json_encode($input['permission_ids']);
		$saved_data=$permission->fill($input)->save();
		if($saved_data):			
			Session::flash('success_message', 'Permission Role has been updated successfully');
			return redirect()->route('permission-roles');
		else:
			Session::flash('error_message', 'We are having some problem. Please try later.');
			return redirect()->back();
		endif;
    }

    /**
     * Remove the specified resource from storage.
     *
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function destroy($id)
    {
        $id=base64_decode($id);
        $delete_role = PermissionRole::where('id', $id)->delete();
		if($delete_role):
			Session::flash('success_message', 'Permission Role has been deleted successfully');
			return redirect()->route('permissions');
		else:
			Session::flash('error_message', 'We are having some problem. Please try later.');
			return redirect()->route('permissions');
		endif;
    }
}