<?php

namespace app\adminapi\controller;

use app\admin\command\Menu;
use app\admin\model\AuthGroup;
use app\admin\model\AuthGroupAccess;
use app\common\controller\adminApi;
use fast\Random;
use fast\Tree;
use think\Db;
use think\Validate;

/**
 * 管理员管理
 *
 * @icon   fa fa-users
 * @remark 一个管理员可以有多个角色组,左侧的菜单根据管理员所拥有的权限进行生成
 */
class Admin extends adminApi
{

    /**
     * @var \app\admin\model\Admin
     */
    protected $model = null;
    protected $selectpageFields = 'id,username,nickname,avatar';
    protected $searchFields = 'id,username,nickname';
    protected $childrenGroupIds = [];
    protected $childrenAdminIds = [];

    public function _initialize()
    {
        parent::_initialize();
        $this->model = model('admin/Admin');
        $this->childrenAdminIds = $this->auth->getChildrenAdminIds($this->auth->isSuperAdmin());
        $this->childrenGroupIds = $this->auth->getChildrenGroupIds($this->auth->isSuperAdmin());

        $groupList = collection(AuthGroup::where('id', 'in', $this->childrenGroupIds)->select())->toArray();

        Tree::instance()->init($groupList);
        $groupdata = [];
        if ($this->auth->isSuperAdmin()) {
            $result = Tree::instance()->getTreeList(Tree::instance()->getTreeArray(0));
            foreach ($result as $k => $v) {
                $groupdata[$v['id']] = $v['name'];
            }
        } else {
            $result = [];
            $groups = $this->auth->getGroups();
            foreach ($groups as $m => $n) {
                $childlist = Tree::instance()->getTreeList(Tree::instance()->getTreeArray($n['id']));
                $temp = [];
                foreach ($childlist as $k => $v) {
                    $temp[$v['id']] = $v['name'];
                }
                $result[__($n['name'])] = $temp;
            }
            $groupdata = $result;
        }
        $this->view->assign('groupdata', $groupdata);
        $this->assignconfig("admin", ['id' => $this->auth->id]);
    }

    /**
     * 查看
     */
    public function index()
    {
        //设置过滤方法
        $this->request->filter(['strip_tags', 'trim']);
        //如果发送的来源是Selectpage，则转发到Selectpage
        if ($this->request->request('keyField')) {
            return $this->selectpage();
        }
        $childrenGroupIds = $this->childrenGroupIds;
        $groupName = AuthGroup::where('id', 'in', $childrenGroupIds)
            ->column('id,name');
        $authGroupList = AuthGroupAccess::where('group_id', 'in', $childrenGroupIds)
            ->field('uid,group_id')
            ->select();

        $adminGroupName = [];
        foreach ($authGroupList as $k => $v) {
            if (isset($groupName[$v['group_id']])) {
                $adminGroupName[$v['uid']][$v['group_id']] = $groupName[$v['group_id']];
            }
        }
        $groups = $this->auth->getGroups();
        foreach ($groups as $m => $n) {
            $adminGroupName[$this->auth->id][$n['id']] = $n['name'];
        }
        list($where, $sort, $order, $offset, $limit) = $this->buildparams();

        $list = $this->model
            ->where($where)
            ->where('id', 'in', $this->childrenAdminIds)
            ->field(['password', 'salt', 'token'], true)
            ->order($sort, $order)
            ->paginate($limit);

        foreach ($list as $k => &$v) {
            $groups = isset($adminGroupName[$v['id']]) ? $adminGroupName[$v['id']] : [];
            $v['groups'] = implode(',', array_keys($groups));
            $v['groups_text'] = implode(',', array_values($groups));
        }
        unset($v);
        $result = array("total" => $list->total(), "rows" => $list->items());
        return  V(1,"管理员列表", $result);
    }

    /**
     * 添加
     * username
     * email
     * mobile
     * nickname
     * password
     * status
     */
    public function add()
    {
        $params = $this->request->Post();
        if (empty($params)) {
            return  V(0,"参数错误", []);
        }
        if (!Validate::is($params['password'], '\S{6,30}')) {
            return  V(0,"密码长度必须在6-30位之间，不能包含空格", []);
        }
        $group = $params['group'];
        unset($params['group']);
        unset($params['__token__']);
        if ($params) {
            Db::startTrans();
            try {
                $params['salt'] = Random::alnum();
                $params['password'] = $this->auth->getEncryptPassword($params['password'], $params['salt']);
                $params['avatar'] = '/assets/img/avatar.png'; //设置新管理员默认头像。
                $result = $this->model->save($params);
                if ($result === false) {
                    return  V(0,"失败", []);
                }
                //过滤不允许的组别,避免越权
                $group = array_intersect($this->childrenGroupIds, $group);
                if (!$group) {
                    return  V(0,"失败", []);
                }

                $dataset = [];
                foreach ($group as $value) {
                    $dataset[] = ['uid' => $this->model->id, 'group_id' => $value];
                }
                model('admin/AuthGroupAccess')->saveAll($dataset);
                Db::commit();
                return  V(1,"添加成功", []);
            } catch (\Exception $e) {
                Db::rollback();
                return  V(0,"失败", []);
                $this->error($e->getMessage());
            }
        }
    }

    /**
     * 编辑
     */
    public function edit($ids = null)
    {
        if ($this->request->isPost()) {
            $params = $this->request->post();
            $group = $params['group'];
            unset($params['group']);
            unset($params['__token__']);
            if ($params) {
                Db::startTrans();
                try {
                    if ($params['password']) {
                        if (!Validate::is($params['password'], '\S{6,30}')) {
                            return  V(0,"密码长度必须在6-30位之间，不能包含空格", []);
                        }
                        $params['salt'] = Random::alnum();
                        $params['password'] = $this->auth->getEncryptPassword($params['password'], $params['salt']);
                    } else {
                        unset($params['password'], $params['salt']);
                    }
                    //这里需要针对username和email做唯一验证
                    $adminValidate = \think\Loader::validate('admin/Admin');
                    $adminValidate->rule([
                        'username' => 'require|regex:\w{3,30}|unique:admin,username,' . $params['id'],
                        'email'    => 'require|email|unique:admin,email,' . $params['id'],
                        'mobile'   => 'regex:1[3-9]\d{9}|unique:admin,mobile,' . $params['id'],
                        'password' => 'regex:\S{32}',
                    ]);
                    $result = $this->model->save($params, $params['id']);
                    if ($result === false) {
                        return  V(0,"失败", []);
                    }

                    // 先移除所有权限
                    model('admin/AuthGroupAccess')->where('uid', $params['id'])->delete();


                    // 过滤不允许的组别,避免越权
                    $group = array_intersect($this->childrenGroupIds, $group);
                    if (!$group) {
                        return  V(0,"失败", []);
                    }

                    $dataset = [];
                    foreach ($group as $value) {
                        $dataset[] = ['uid' => $params['id'], 'group_id' => $value];
                    }
                    model('admin/AuthGroupAccess')->saveAll($dataset);
                    Db::commit();
                    return  V(1,"成功", []);
                } catch (\Exception $e) {
                    Db::rollback();
                    return  V(0,"失败", []);
                }
            }
            return  V(0,"参数错误！", []);
        }else{
            return  V(0,"参数错误！", []);
        }

    }
    /*
     * 详情
     *
     */
    public function detail($ids = ""){
        $id = $this->request->get('id');
        if (!$id) {
            return  V(0,"未找到记录", []);
        }
        if (!in_array($id, $this->childrenAdminIds)) {
            return  V(0,"你没有权限访问", []);
        }
        $data = $this->model->where('id',$id)->find();
        $grouplist = $this->auth->getGroups($id);
        $groupids = [];
        foreach ($grouplist as $k => $v) {
            $groupids[] = $v['id'];
        }
        $result = [];
        $result['row'] = $data;
        $result['groupids'] = $groupids;
        return  V(1,"管理员详情", $result);
    }
    /*
     * 管理员状态修改
     */
    public function changeStatus(){
        if (!$this->request->isPost()) {
            return  V(0,"失败", []);
        }
        $id = $this->request->post("id");
        if (empty($id)) {
            return  V(0,"失败", []);
        }
        if($id==1){
            return  V(0,"超级管理员不能修改状态", []);
        }
        $status = $this->request->post("status");
        $data = [];
        $data['status'] = $status;
        $res = Db::name("admin")->where("id",$id)->update($data);
        if ($res) {
            return  V(1,"成功", []);
        }else{
            return  V(0,"失败", []);
        }
    }

    /**
     * 删除
     */
    public function del($ids = "")
    {
        if (!$this->request->isPost()) {
            return  V(0,"失败", []);
        }
        $ids = $ids ? $ids : $this->request->post("id");
        if ($ids) {
            $ids = array_intersect($this->childrenAdminIds, array_filter(explode(',', $ids)));
            // 避免越权删除管理员
            $childrenGroupIds = $this->childrenGroupIds;
            $adminList = $this->model->where('id', 'in', $ids)->where('id', 'in', function ($query) use ($childrenGroupIds) {
                $query->name('auth_group_access')->where('group_id', 'in', $childrenGroupIds)->field('uid');
            })->select();
            if ($adminList) {
                $deleteIds = [];
                foreach ($adminList as $k => $v) {
                    $deleteIds[] = $v->id;
                }
                $deleteIds = array_values(array_diff($deleteIds, [$this->auth->id]));
                if ($deleteIds) {
                    Db::startTrans();
                    try {
                        $this->model->destroy($deleteIds);
                        model('admin/AuthGroupAccess')->where('uid', 'in', $deleteIds)->delete();
                        Db::commit();
                        return  V(1,"成功", []);
                    } catch (\Exception $e) {
                        Db::rollback();
                        return  V(0,"失败", []);
                    }
                }
            }
        }
        return  V(0,"失败", []);
    }
}