<?php

namespace Peidikeji\Keywords\Http\Admin;

use Dcat\Admin\Form;
use Dcat\Admin\Grid;
use Dcat\Admin\Http\Controllers\AdminController;
use Dcat\Admin\Show;
use Illuminate\Http\Request;
use Illuminate\Validation\Rule;
use Peidikeji\Keywords\Models\Keywords;

class KeywordsController extends AdminController
{
    protected $translation = 'peidikeji.dcat-admin-extension-keywords::keywords';

    public function list(Request $request)
    {
        $query = Keywords::filter($request->all());

        $query->select(['id', 'name as text']);

        if ($request->filled('_paginate')) {
            $list = $query->paginate();
        } else {
            $list = $query->get();
        }
        return $list;
    }

    protected function grid()
    {
        return Grid::make(new Keywords(), function ($grid) {
            $grid->column('name')->tree();
            $grid->column('key');
            $grid->column('value');

            $grid->enableDialogCreate();

            $grid->quickSearch(['name', 'type_key', 'key']);
        });
    }

    /**
     * Make a show builder.
     *
     * @param mixed $id
     *
     * @return Show
     */
    protected function detail($id)
    {
        return Show::make($id, new Keywords(), function (Show $show) {
            $show->field('id');
            $show->field('key');
            $show->field('name');
            $show->field('value');
            $show->field('parent_id');
        });
    }

    /**
     * Make a form builder.
     *
     * @return Form
     */
    protected function form()
    {
        return Form::make(new Keywords(), function (Form $form) {
            $form->select('parent_id')->ajax(admin_url('api/keywords?'.http_build_query(['_paginate' => 1, 'parent_id' => '0'])))->model(Keywords::class, 'id', 'name');

            $unique = Rule::unique((new Keywords())->getTable());
            if ($form->isEditing()) {
                $unique->ignore($form->getKey());
            }
            $form->text('key')->required()->rules([$unique])->help('不能重复');

            $form->text('name')->required();
            $form->text('value');
            $form->hidden('type_key');
            $form->hidden('level')->default(1);

            $form->saving(function (Form $form) {
                if ($form->parent_id) {
                    $parent = Keywords::findOrFail($form->parent_id);
                    $form->type_key = $parent->key;
                    $form->level = $parent->level + 1;
                } else {
                    $form->parent_id = 0;
                }
                if ($form->isEditing()) {
                    Keywords::where('parent_id', $form->getKey())->update(['type_key' => $form->key]);
                }
            });
        });
    }
}