<?php

namespace App\Admin\Controllers;

use App\Models\Article;
use App\Models\Category;
use Encore\Admin\Controllers\AdminController;
use Encore\Admin\Form;
use Encore\Admin\Grid;
use Encore\Admin\Layout\Content;
use Encore\Admin\Show;

class ArticleController extends AdminController
{

    /**
     * Index interface.
     *
     * @param Content $content
     * @return Content
     */
    public function index(Content $content)
    {
        return $content
            ->header('资讯管理')
            ->description('列表')
            ->body($this->grid());
    }

    /**
     * Edit interface.
     *
     * @param mixed $id
     * @param Content $content
     * @return Content
     */
    public function edit($id, Content $content)
    {
        return $content
            ->header('资讯管理')
            ->description('编辑')
            ->body($this->form()->edit($id));
    }

    /**
     * Create interface.
     *
     * @param Content $content
     * @return Content
     */
    public function create(Content $content)
    {
        return $content
            ->header('资讯管理')
            ->description('创建')
            ->body($this->form());
    }

    /**
     * Make a grid builder.
     *
     * @return Grid
     */
    protected function grid()
    {
        $grid = new Grid(new Article);

        $grid->id('ID');
        $grid->title('标题');
        $grid->column('category.title', '所属分类');
        $grid->description('简介')->display(function ($text) {
            return str_limit($text, 100, '...');
        });
        $grid->cover('标题图')->image('', 60, 60);
        $grid->status('状态')->switch([
            'on'  => ['value' => 1, 'text' => '正常', 'color' => 'primary'],
            'off' => ['value' => 0, 'text' => '关闭', 'color' => 'danger'],
        ]);

        $grid->hot('推荐')->switch([
            'on'  => ['value' => 1, 'text' => '是', 'color' => 'primary'],
            'off' => ['value' => 0, 'text' => '否', 'color' => 'danger'],
        ]);
        $grid->order('排序');

        $grid->filter(function ($filter) {
            // 去掉默认的id过滤器
            $filter->disableIdFilter();
            // 在这里添加字段过滤器
            $filter->like('title', '标题');
            $filter->equal('category.id', '所属分类')->select(Category::selectOptions(function ($model) {
                return $model->where('status', 1)->where('type', 'article');
            }, '所有分类'));
        });
        return $grid;
    }

    /**
     * Make a show builder.
     *
     * @param mixed $id
     * @return Show
     */
    protected function detail($id)
    {
        $show = new Show(Article::findOrFail($id));

        $show->id('ID');
        $show->title('标题');
        $show->description('简介');
        $show->cover('标题图')->image('', 60, 60)->uniqueName();
        $show->content('详情');
        $show->status('状态')->using(['1' => '正常', '0' => '关闭']);
        $show->order('排序');
        $show->clicks('浏览量');

        return $show;
    }

    /**
     * Make a form builder.
     *
     * @return Form
     */
    protected function form()
    {
        $form = new Form(new Article);

        $form->text('title', '标题')->rules('required');

        $form->select('category_id', '所属分类')->options(Category::selectOptions(function ($model) {
            return $model->where('status', 1)->where('type', 'article');
        }, '选择分类'))->rules('required', ['required' => '必须选择分类']);

        $form->textarea('description', '简介')->rules('max:255', ['max' => '简介最多255字']);
        $form->image('cover', '标题图');
        $form->editor('content', '详情')->rules('required', ['required' => '详情不能为空']);
        $form->switch('status', '状态')->default(1);
        $form->switch('hot', '推荐')->default(0);
        $form->number('order', '排序')->default(0);
        $form->number('clicks', '浏览量')->default(0);

        return $form;
    }

}