<?php
/**
 * @Name
 * @Description
 * @Author 刘学玺
 * @Date 2024/8/23 10:15
 */

namespace App\Http\Controllers\Backend\Server\System;

use App\Enums\System\MenuType;
use App\Exceptions\ApiException;
use App\Http\Controllers\Controller;
use App\Http\Requests\Backend\Server\System\AuthRequest;
use App\Http\Services\Backend\Server\System\AuthService;
use App\Models\System\Menu;
use App\Models\System\Role;
use App\Models\System\User;
use Illuminate\Http\JsonResponse;
use Illuminate\Support\Arr;
use Illuminate\Support\Facades\Auth;
use Illuminate\Support\Str;
use function PHPUnit\Framework\isEmpty;

class AuthController extends Controller
{
    /**
     * @throws ApiException
     */
    public function login(AuthRequest $request): JsonResponse
    {
        // 处理首页逻辑
        $res = (new AuthService())->login($request);
        return self::success($res);
    }

    public function getPermissionInfo()
    {
        $permissionInfo = ['user' => null, 'roles' => ['common'], 'permissions' => [], 'menus' => []];

        // 1.1 获得用户信息
        $user = User::query()->find(Auth::id());
        if (!$user || $user['status'] !== 0) return self::success($permissionInfo);
        $permissionInfo['user'] = $user->only(['id', 'nickname', 'avatar']);

        // 1.2 获得角色列表
        $roles = $user->roles()->where('status', 0)->get();
        if (empty($roles)) return self::success($permissionInfo);
        $permissionInfo['roles'] = [...$permissionInfo['roles'], ...$roles->pluck('code')->toArray()];

        // 1.3 获得菜单列表
        $menus = Role::getMenus($roles->pluck('id')->all());
        if ($menus->isEmpty()) return self::success($permissionInfo);
        $permissionInfo['menus'] = self::buildMenuTree($menus->toArray());

        // 权限标识信息
        $permissions = $user->getAllPermissions()->whereIn('pivot.role_id', $roles->pluck('id'))->pluck('name');
        $permissionInfo['permissions'] = $permissions;

        return self::success($permissionInfo);
    }

    protected static function buildMenuTree(array $menuList)
    {

        $menuList = collect($menuList)->filter(fn($item) => $item->type !== MenuType::BUTTON);

        // 排序，保证菜单的有序性
        $menuList = $menuList->sortBy('sort');

        // 构建菜单树
        $menuMap = collect([]);

        $menuList->map(function ($value) use (&$menuMap) {
            $menuMap[$value->id] = [
                "id" => $value->id,
                "parentId" => $value->parent_id,
                "name" => $value->name,
                "path" => $value->path,
                "component" => $value->component,
                "componentName" => $value->component_name,
                "icon" => $value->icon,
                "visible" => !!$value->visible,
                "keepAlive" => !!$value->keep_alive,
                "alwaysShow" => !!$value->always_show,
                "children" => null
            ];
        });

        $menuMap->filter(fn($node) => $node['parentId'] !== 0)->each(function ($childNode) use (&$menuMap) {
            // 获得父节点
            $isExistKey = $menuMap->has($childNode['parentId']);
            if (!$isExistKey) {
//                LoggerFactory.getLogger(getClass()).error("[buildRouterTree][resource({}) 找不到父资源({})]",
//                 childNode.getId(), childNode.getParentId());
                return;
            }

            $parentNode = $menuMap[$childNode['parentId']];

            // 将自己添加到父节点中
            if (!isset($parentNode['children'])) $parentNode['children'] = [];

            $parentNode['children'][] = $childNode;
            $menuMap[$childNode['parentId']] = $parentNode;
            $menuMap->forget($childNode['id']);
        });

        // 获得到所有的根节点
        return array_values($menuMap->all());
    }
}