<?php

namespace App\Http\Controllers;
use Illuminate\Http\Request;
use App\Http\Requests\LambdaRequest;
use DB;

class WidgetController extends Controller
{
    public function __construct()
    {
        $this->middleware('auth');
        $this->_service = 'wall';
        $this->_module = 'widgets';
        $this->_viewname = 'widget';
        $this->_title = 'Widgets';
        $this->_base_url = '/widget';
    }

    protected function get_list_fields(){
        return [
            'actions' => ['title' => 'Actions', 'buttons' => [ 'edit', 'delete'] ],
            'title' => ['title' => 'Widget title', 'type' => 'text'],
            'widget_name' => ['title' => 'Widget Name', 'type' => 'text'],
            'status' => ['title' => 'Status', 'type' => 'select'],
        ];
    }

    protected function get_form_fields($type, $values){
        $groups = $this->getlambda('get', 'ums', 'group', 'dropdown');
        $groups_dd = [];
        foreach($groups->data->items as $group){
            $groups_dd[$group->id] = $group->name;
        }
        $roles = $this->getlambda('get', 'ums', 'roles', 'dropdown');
        $roles_dd = [];
        foreach($roles->data->items as $role){
            $roles_dd[$role->id] = $role->name;
        }

        return [
            'id' => ['title' => '', 'type' => 'hidden'],
            'title' => ['title' => 'Widget title', 'type' => 'text', 'required' => true],
            'status' => ['title' => 'Status', 'type' => 'select', 'required' => true, 'values' => ['active' => 'Active', 'disabled' => 'Disabled'] ],
            'widget_name' => ['title' => 'Widget Name', 'type' => 'text', 'required' => true],
            'position' => ['title' => 'Position', 'type' => 'select', 'required' => true, 'values' => ['dashboard' => 'Dashboard' ] ],
            'parameters' => ['title' => 'Parameters (Array)', 'type' => 'textarea', 'required' => false, 'fullwidth' => true],
            
            'groups' => ['title' => 'Groups', 'type' => 'multiselect', 'required' => true, 'values' => $groups_dd ],
            'roles' => ['title' => 'Roles', 'type' => 'multiselect', 'required' => true, 'values' => $roles_dd ],
        ];
    }

    protected function _beforesave($type, $request)
    {
        $data = $request->except('_token');

        if (!isset($data['groups']) || !is_array($data['groups'])) {
            $data['groups'] = [];
        } else {
            $data['groups'] = array_values(array_filter($data['groups'], function ($value) {
                return $value !== '' && $value !== null;
            }));
        }

        // Wall update joins groups[] but not roles[]; Dynamo roles field is a string.
        if (isset($data['roles']) && is_array($data['roles'])) {
            $data['roles'] = implode('#', array_values(array_filter($data['roles'], function ($value) {
                return $value !== '' && $value !== null;
            })));
        } elseif (!isset($data['roles'])) {
            $data['roles'] = '';
        }

        if (!isset($data['parameters']) || $data['parameters'] === null) {
            $data['parameters'] = '';
        }

        return $data;
    }

    protected function _beforeform($type, $values) {
        if($type == 'edit') {
            if(isset($values->groups))
                $values->groups = explode('#', $values->groups);
            else
                $values->groups = [];

            if(isset($values->roles))
                $values->roles = explode('#', $values->roles);
            else
                $values->roles = [];
        }
        return $values;
    }
}