<?php
/*
 * @Description: 无表注释
 * @Version: *
 * @Autor: lexuan
 * @Date: 2024-11-28 13:29:06
 * @LastEditors: lexuan
 * @LastEditTime: 2024-11-28 13:29:06
 */

namespace App\DataApiNew\Helper;

use App\DataApiNew\Models\Permissions;
use App\Models\Pages;
use App\Models\SpoutExport;
use App\Models\SpoutImport;
use App\DataApiNew\Models\AdminUsers;
use Illuminate\Http\Request;

class PermissionsHelper
{
    // 查询条件
    public function whens($query, $request)
    {
        return $query
            ->when($request->filled('id'), fn ($q) => $q->where('id', $request->id));
    }

    // 查询列表
    public function select(Request $request)
    {
        $page = new Pages($request, Permissions::query());

        $page->before(function ($query) {
            $query->select(Permissions::$selectFields)
            ->where('status', 1)
            ->whereNull('parent_id')
            ->orWhere('parent_id', 0)
            ->orderby('weight', 'desc');
            return $query;
        });

        $page->after(function ($result) {
            $result->each(function ($item) {
                $item->children = Permissions::descendantsOf($item->id)->toTree();
            });
        });

        $result = $page->paginate();

        return $result;
    }

    // 导出
    public function export(Request $request)
    {
        $query = Permissions::select(Permissions::$selectFields);
        $query = $this->whens($query, $request);
        $query->orderBy('created_at', 'desc');
        $header = [];
        $getEnValue = $this->getEnValue();

        $excel = new SpoutExport($header);
        $excel->setData($query->get());
        $result = $excel->setEnum($getEnValue)->spoutToExcel('excel_out');

        return $result ? success($result['url']) : error();
    }

    // 导入
    public function import(Request $request)
    {
        $header = [];
        $getEnValue = $this->getEnValue();
        $SpoutImport = new SpoutImport($header);
        $dataList = $SpoutImport->setRequest($request)->getExcelData();
        return $dataList;
    }

    // 获取枚举值
    public function getEnValue()
    {
        $data = [
            'open_status' =>  [
                0 => "待开卡",
                1 => "开卡中",
            ]
        ];
        return $data;
    }

    // 查询一条
    public function find(Request $request)
    {
        $request->validate([
            'id' => 'required|integer',
        ]);
        $result = Permissions::where(['id' => $request->id])->select(Permissions::$selectFields)->first();
        return success($result);
    }

    // 添加
    public function insert(Request $request)
    {
        $request->validate([
            'name' => 'required',
            'route' => 'required',
        ]);

        sys_log($request, '添加权限', '权限管理');

        $name = $request->name;
        $route = $request->route;
        $weight = $request->input('weight', 0);

        if ($request->filled('parent_id')) {
            $parentNode = Permissions::find($request->parent_id);
            $node = new Permissions(['name' => $name, 'menu_level' => ($parentNode->menu_level ?? 0) + 1, 'route' => $route, 'guard_name' => 'web', 'weight' => $weight]);
            $result = $node->appendToNode($parentNode)->save();
        } else {
            $node = new Permissions(['name' => $name,'menu_level' => 1, 'route' => $route, 'guard_name' => 'web', 'weight' => $weight]);
            $result = $node->save();
        }

        if ($result) {
            return success();
        } else {
            return error();
        }
    }

    // 修改
    public function update(Request $request)
    {
        $request->validate([
            'id' => 'required|integer',
        ]);

        sys_log($request, '修改权限', '权限管理');

        $id = $request->input('id');

        $category = Permissions::find($id);

        if ($request->filled('parent_id')) {
            $parent = Permissions::find($request->parent_id);
            $category->parent()->associate($parent);
        } else {
            $category->parent()->dissociate();
        }

        // 更新其他字段
        $result = $category->update($request->all());

        if ($result) {
            return success();
        } else {
            return error();
        }
    }

    // 删除
    public function delete(Request $request)
    {
        $request->validate([
            'ids' => 'required',
        ]);

        sys_log($request, '删除权限', '权限管理');
        
        $id_arr = explode(",", $request->ids);

        $count = Permissions::whereIn('parent_id', $id_arr)->count();
        if ($count > 0) {
            return ['code' => 0, 'msg' => "存在子数据，禁止删除"];
        }

        $oplist = [];

        foreach ($id_arr as $perID) {
    
            $res = 0;

            $node = Permissions::find($perID);

            if ($node->roles()->count() > 0) {
                $oplist[] = [
                    'id' => $perID,
                    'msg' => '权限正在被使用',
                    'status' => $res
                ];
                continue;
            }
 
            $res = $node->delete();
            $oplist[] = [
                'id' => $perID,
                'status' => $res
            ];
        }

        return ['code' => 1, 'msg' => 'success', 'data' => $oplist];
    }

    // 获取用户权限列表
    public function getUserPermissions(Request $request)
    {
        if ($request->filled('user_id')) {
            $user_id = $request->input('user_id');
        } else {
            $user_id = auth()->id();
        }

        // 获取用户权限
        $user = AdminUsers::find($user_id);
        $permissions = $user->getAllPermissions()->pluck('id')->toArray();

        // 树状展示权限
        $perlist = Permissions::select(Permissions::$selectFields)
            ->whereIn('id', $permissions)
            ->where('status', 1)
            ->whereNull('parent_id')
            ->orWhere('parent_id', 0)
            ->orderby('weight', 'desc')
            ->get();

        $perlist->each(function ($item) use ($permissions) {
            $item->children = Permissions::descendantsOf($item->id)
            ->where('status', 1)
            ->whereIn('id', $permissions)
            ->toTree();
        });

        return ['code' => 1, 'msg' => "success", 'data' => $perlist];
    }
}