<?php

namespace App\Http\Controllers\Reseller;

use App\DataTables\GroupDataTable;
use App\Group;
use App\Http\Controllers\Controller;
use App\Permission;
use Illuminate\Support\Facades\DB;

class GroupController extends Controller
{

    public function index(GroupDataTable $table)
    {
        return $table->render('reseller.group.index');
    }


    public function create()
    {
        return view('reseller.group.create');
    }


    public function store()
    {
        $this->validate(request(), [
            'name' => 'required|unique:groups,name,NULL,id,deleted_at,NULL',
            'description' => 'present',
            'permissions' => 'required'
        ]);
        $data = request()->all();

        DB::beginTransaction();
        $group = Group::create($data);
        foreach ($data['permissions'] as $perm) {
            $permission = Permission::whereName($perm)->first();
            if(empty($permission))
                return back()->withInput($data)->withErrors(['error'=>'Permission '.$perm.' Not Found!']);
            $group->permissions()->attach($permission->id);
        }
        DB::commit();
        session()->flash('success', 'Group created successfully!');
        return redirect()->route('groups.index');
    }

    public function edit(Group $group)
    {
        $group->load('permissions');
        $record = $group;
        $permissions = [];
        foreach ($group->permissions as $perm)
            $permissions[] = $perm->name;
        return view('reseller.group.edit', compact('record', 'permissions'));
    }

    public function show(Group $group)
    {
        $group->load('permissions');
        $record = $group;
        return view('reseller.group.show', compact('record'));
    }


    public function update(Group $group)
    {
        $this->validate(request(), [
            'name' => 'required|unique:groups,name,'.$group->id.',id,deleted_at,NULL',
            'description' => 'present',
            'permissions' => 'required'
        ]);
        $data = request()->all();

        DB::beginTransaction();
        $group->update($data);
        $syncIds = [];
        foreach ($data['permissions'] as $perm) {
            $permission = Permission::whereName($perm)->first();
            if(empty($permission))
                return back()->withInput($data)->withErrors(['error'=>'Permission '.$perm.' Not Found!']);
            $syncIds[] = $permission->id;
        }
        $group->permissions()->sync($syncIds);
        DB::commit();


        session()->flash('success', 'Group updated successfully!');
        return redirect()->route('groups.index');
    }

    public function destroy(Group $group)
    {
        if($group->stanbic_users()->count()>0) {
            return back()->withErrors(['error'=>'This group contains some users, you cannot delete it']);
        }
        $group->delete();

        session()->flash('success', 'Group deleted successfully!');
        return redirect()->route('groups.index');
    }
}