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Babyclass/app/Admin/Controllers/CategoryController.php
2020-08-04 10:09:42 +08:00

104 lines
3.2 KiB
PHP

<?php
namespace App\Admin\Controllers;
use App\Models\Category;
use Illuminate\Http\Request;
use Validator;
class CategoryController extends Controller
{
public function index(Request $request)
{
$title = $request->title;
$parent_id = $request->get('parent_id', 0) ?: 0;
$orderField = $request->orderField;
$orderDirection = $request->orderDirection;
$numPerPage = $request->numPerPage ?: 30;
$categories = Category::where('parent_id', $parent_id)
->when($title, function ($query) use ($title) {
$query->where('title', 'like', "%{$title}%");
})
->when($orderField, function ($query) use ($orderField, $orderDirection) {
$query->orderBy($orderField, $orderDirection);
})->paginate($numPerPage);
$categoryTree = Category::with(['children'])->where('parent_id', 0)->orderBy('sort', 'asc')->get();
return view('Admin::categories.index', compact('categoryTree', 'categories'));
}
public function create()
{
$topCates = Category::treeShow();
return view('Admin::categories.create', compact('topCates'));
}
public function store(Request $request)
{
$validator = Validator::make($request->all(), [
'title' => 'required|max:16',
'sort' => 'required|integer',
], [
'title.required' => '分类名称必须填写',
'title.max' => '分类名称长度应在:max以内',
'sort.required' => '分类排序必须填写',
'sort.integer' => '分类排序只能是数字',
]);
if ($validator->fails()) {
return $this->error($validator->errors()->first());
}
if (Category::create($request->all())) {
return $this->success('新增分类成功', 'close');
} else {
return $this->error();
}
}
public function edit(Category $category)
{
$topCates = Category::treeShow($category->id);
return view('Admin::categories.edit', compact('topCates', 'category'));
}
public function update(Request $request, Category $category)
{
$validator = Validator::make($request->all(), [
'title' => 'required|max:16',
'sort' => 'required|integer',
], [
'title.required' => '分类名称必须填写',
'title.max' => '分类名称长度应在:max以内',
'sort.required' => '分类排序必须填写',
'sort.integer' => '分类排序只能是数字',
]);
if ($validator->fails()) {
return $this->error($validator->errors()->first());
}
if ($category->update($request->all())) {
return $this->success('编辑分类成功', 'close');
} else {
return $this->error();
}
}
public function destroy(Category $category)
{
$exclude_ids = [1, 2];
if (in_array($category->id, $exclude_ids)) {
return $this->error('此分类不能删除');
}
if ($category->delete()) {
return $this->success();
} else {
return $this->error();
}
}
}