<?php namespace App\Http\Controllers\Admin;

use App\Http\Requests\Admin\AdminUser as Request;
use App\Models\AdminUser as Model;
use Illuminate\Support\Facades\DB;
/**
 * 系统用户
 *
 * @author    刘相欣
 *
 */
class AdminUser extends Auth{
	
	protected function _initialize(){
		parent::_initialize();
		$this->assign('breadcrumb1','用户管理');
		$this->assign('breadcrumb2','后台管理员');
	}

	/**
	 * 列表页
	 * 
	 * */
    public function index(Model $Model){
 		// 查询系统用户
		$list					= $Model->orderByDesc('uid')->paginate(config('page_num',10));
		// 循环处理
		foreach ($list as $key => $value) {
			// 获取分组名
			$group				= DB::table('auth_group')
									->join('auth_group_access','auth_group_access.group_id','=','auth_group.id')
									->where([['auth_group_access.user_uid','=',$value['uid']]])
									->pluck('auth_group.title')->toArray();
			if (in_array($value['uid'],explode(',',config('administrator')))) $group[] = '超管';
			// 切成字符串
			$value['title']		= implode('、', $group);
			// 重组
			$list[$key]			= $value;
		}
		// 分配数据
		$this->assign('empty', '<tr><td colspan="20">~~暂无数据</td></tr>');
		$this->assign('list',$list);
		// 加载模板
		return $this->fetch();   
    }

	/**
	 * 添加
	 * 
	 * */
	public function add(Request $request,Model $Model){
		if( request()->isMethod('post') ){
			// 验证参数
			$request->scene('add')->validate();
			// 接收数据
			$data['username']		= request('username','');
			$data['phone']			= request('phone','');
			$data['password']		= request('password','');
			$data['password']		= md5($data['password']);
			// 所属权限组
			$groups					= (array) request('groups',[]);
			// 开启事务
			DB::beginTransaction();
			// 写入数据表
			$uid					= $Model->add($data);
			// 如果操作失败
			if( !$uid ) {
				// 回滚事务
    			DB::rollBack();
				// 告知错误
				return				json_send(['code'=>'error','msg'=>'新增失败']);
			}
			// 权限组
			$access					= [];
			// 循环数据
			foreach ( $groups as $group_id) {
				// 追加数据
				$access[]			= ['group_id'=>$group_id,'user_uid'=>$uid];
			}
			// 写入用户权限组
			$result					= DB::table('auth_group_access')->insert($access);
			// 如果操作失败
			if( !$result ) {
				// 回滚事务
    			DB::rollBack();
				// 告知错误
				return				json_send(['code'=>'error','msg'=>'权限分配失败']);
			}
			// 提交事务
    		DB::commit();
			// 记录行为
			$this->addAdminHistory(admin('uid'),$Model->getTable(),$uid,1,[],$data);
			// 告知结果
			return					json_send(['code'=>'success','msg'=>'新增成功','action'=>'add']);
		}
		$whereGroup = [];
		// 如果不是超管 查询当前用户所属组
		$administrator = explode(',', config('administrator'));
		if(!in_array(admin('uid'),$administrator)){
		    //用户所属组
			$gsGroup = DB::table('auth_group_access')->where(['user_uid'=>admin('uid')])->pluck('group_id')->toArray();
			//用户所属组 上级
			$upGroup = DB::table('auth_group')->whereIn('id',$gsGroup)->pluck('group_pid')->toArray();
			//用户所属组的下级
			$groupLower = DB::table('auth_group')->whereIn('group_pid',$gsGroup)->pluck('id')->toArray();
			//var_dump($groupLower);
		    $whereGroup = array_merge($upGroup,$gsGroup,$groupLower);
		}
		// 查询用户组
	    $query 						= DB::table('auth_group');
	    if($whereGroup) 			$query->whereIn('id',$whereGroup);
		$group						= $query->whereNotIn('id',explode(',',config('CUSTOM_GROUP')))->select(['id','title'])->get()->toArray();
		// 错误告知
		if( !$group )				$this->error('请先添加用户组');
		// 分配数据
		$this->assign('group',$group);
		$this->assign('crumbs','新增');
		// 加载模板
		return						$this->fetch(); 
	}

	/**
	 * 修改
	 * 
	 * */
	public function edit(Request $request,Model $Model){
		// 接收参数
		$uid						= request('uid',0);
		// 查询用户
		$oldData					= $Model->where(['uid'=>$uid])->first();
		if(request()->isMethod('post')){
			// 验证参数
			$request->scene('edit')->validate();
			// 接收数据
			$data['username']		= request('username','');
			$data['phone']			= request('phone','');
			// 密码
			$password				= request('password','');
			// 所属权限组
			$groups					= (array) request('groups',[]);
			// 如果用户不存在
			if( !$oldData )			return json_send(['code'=>'error','msg'=>'用户不存在']);
			// 不能修改超管的账号
			if( $oldData['username'] == config('administrator') )	return json_send(['code'=>'error','msg'=>'这是被禁止的操作']);
			// 如果要修密码
			if( $password ) 		$data['password'] = md5($password);
			// 开启事务
			DB::beginTransaction();
			// 写入数据表
			$result					= $Model->edit($uid,$data);
			// 如果操作失败
			if( !$result ) {
				// 回滚事务
    			DB::rollBack();
				// 告知错误
				return				json_send(['code'=>'error','msg'=>'新增失败']);
			}
			// 清空权限组
			DB::table('auth_group_access')->where([['user_uid','=',$uid]])->delete();
			// 权限组
			$access					= [];
			// 循环数据
			foreach ( $groups as $group_id) {
				// 追加数据
				$access[]			= ['group_id'=>$group_id,'user_uid'=>$uid];
			}
			// 写入用户权限组
			$result					= DB::table('auth_group_access')->insert($access);
			// 如果操作失败
			if( !$result ) {
				// 回滚事务
    			DB::rollBack();
				// 告知错误
				return				json_send(['code'=>'error','msg'=>'权限分配失败']);
			}
			// 提交事务
    		DB::commit();
			// 记录行为
			$this->addAdminHistory(admin('uid'),$Model->getTable(),$uid,2,$oldData,$data);
			// 告知结果
			return					json_send(['code'=>'success','msg'=>'修改成功','action'=>'edit']);
		}
		$whereGroup = [];
		// 如果不是超管 查询当前用户所属组
		$administrator = explode(',', config('administrator'));
		if(!in_array(admin('uid'),$administrator)){
		    // 用户所属组
			$gsGroup				= DB::table('auth_group_access')->where(['user_uid'=>admin('uid')])->pluck('group_id')->toArray();
			// 用户所属组 上级
			$upGroup				= DB::table('auth_group')->whereIn('id',$gsGroup)->pluck('group_pid')->toArray();
			// 用户所属组的下级
			$groupLower				= DB::table('auth_group')->whereIn('group_pid',$gsGroup)->pluck('id')->toArray();
			// 下属组
		    $whereGroup				= array_merge($upGroup,$gsGroup,$groupLower);
		}
		// 查询用户组
	    $query 						= DB::table('auth_group');
		// 查询组
	    if($whereGroup)  			$query->whereIn('id',$whereGroup);
		// 获取
		$group						= $query->whereNotIn('id',explode(',',config('CUSTOM_GROUP')))->select(['id','title'])->get()->toArray();
		// 错误告知
		if( !$group )				return $this->error('请先添加用户组');
		// 错误告知
		if( !$oldData )				return $this->error('查无数据');
		// 查询用户的用户组
		$oldData['group']			= DB::table('auth_group_access')->where([['user_uid','=',$uid]])->pluck('group_id')->toArray();
		// 分配数据
		$this->assign('oldData',$oldData);
		$this->assign('group',$group);
		$this->assign('crumbs','修改');
		// 加载模板
		return						$this->fetch();
	}

	/**
	 * 操作历史
	 * 
	 * */
    public function history(){
 		// 查询
		$list = DB::table('user_action')->orderByDesc('ua_id')->paginate(config('page_num',10))->appends(request()->all());
		// 分配数据
		$this->assign('empty', '<tr><td colspan="20">~~暂无数据</td></tr>');
    	$this->assign('breadcrumb2','操作记录');
		$this->assign('list',$list);
		// 加载模板
		return $this->fetch();   
    }

	/**
	 * 修改状态
	 * 
	 * */
	public function set_status(Request $request,Model $Model){
		// 验证参数
		$request->scene('set_status')->validate();
		// 设置状态
		$id				= request('uid',0);
		$status			= request('status',0);
		// 查询用户
		$oldData		= $Model->where(['uid'=>$id])->first();
		// 如果用户不存在
		if( !$oldData )	return json_send(['code'=>'error','msg'=>'用户不存在']);
		// 执行修改
		$result			= $Model->edit($id,['status'=>$status]);		
		// 提示新增失败
		if( !$result )	return json_send(['code'=>'error','msg'=>'设置失败']);
		// 记录行为
		$this->addAdminHistory(admin('uid'),$Model->getTable(),$id,2,$oldData,['status'=>$status]);
		// 告知结果
		return json_send(['code'=>'success','msg'=>'设置成功','path'=>'']);
	}

}