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

use App\Http\Requests\Admin\CouponProduct as Request;
use App\Models\Product;
use App\Models\CouponProduct as Model;
use App\Models\Coupon;

/**
 * 优惠券自动发放规则产品范围
 *
 * @author    刘相欣
 *
 */
class CouponProduct extends Auth{
	
	protected function _initialize(){
		parent::_initialize();
		$this->assign('breadcrumb1','营销管理');
		$this->assign('breadcrumb2','优惠券商品');
	}

	/**
	 * 列表页
	 * 
	 * */
    public function index(Model $Model,Coupon $Coupon,Product $Product){
		// 接收参数
		$couponCode				= request('coupon_code','');
		$productCode			= request('product_code','');
		$productId				= $Product->codeToId($productCode);
		$couponId				= $Coupon->codeToId($couponCode);
		// 查询条件
		$map 					= [];
		// 组合条件
		if( $couponId )			$map[] = ['coupon_product.coupon_id','=',$couponId];
		if( $productId )		$map[] = ['product.id','=',$productId];
		// 查询数据
		$list					= $Model->query()
									->join('product','coupon_product.product_id','=','product.id')
									->join('coupon','coupon.id','=','coupon_product.coupon_id')
									->where($map)
									->orderByDesc('id')
									->select(['coupon_product.*','product.name as product_name','coupon.name as coupon_name'])
									->paginate(config('page_num',10));
		// 循环处理数据
		foreach ($list as $key => $value) {
			$value['coupon_code'] = $Coupon->idToCode($value['coupon_id']);
			$value['product_code'] = $Product->idToCode($value['product_id']);
			// 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,Product $Product,Coupon $Coupon){
		if( request()->isMethod('post') ){
			// 验证参数
			$request->scene('add')->validate();
			// 接收数据
			$productCode			= request('product_code','');
			$couponCode				= request('coupon_code','');
			$data['product_id']		= $Product->codeToId($productCode);
			$data['coupon_id']		= $Coupon->codeToId($couponCode);
			// 如果操作失败
			if( !$data['product_id'] ) return json_send(['code'=>'error','msg'=>'请填写正确的产品编码']);
			if( !$data['coupon_id'] ) return json_send(['code'=>'error','msg'=>'请填写正确的优惠券编码']);
			// 查询产品ID是否存在
			$oldId					= $Model->query()->where([['coupon_id','=',$data['coupon_id']],['product_id','=',$data['product_id']]])->value('id');
			// 重复提醒
			if( $oldId ) 			return json_send(['code'=>'error','msg'=>'产品编码已存在']);
			// 写入数据表
			$id						= $Model->add($data);
			// 如果操作失败
			if( !$id ) 				return json_send(['code'=>'error','msg'=>'新增失败']);
			// 记录行为
			$this->addAdminHistory(admin('uid'),$Model->getTable(),$id,1,[],$data);
			// 告知结果
			return					json_send(['code'=>'success','msg'=>'新增成功','action'=>'add']);
		}
		// 分配数据
		$this->assign('crumbs','新增');
		// 加载模板
		return						$this->fetch(); 
	}

	/**
	 * 修改
	 * 
	 * */
	public function edit(Request $request,Model $Model,Product $Product,Coupon $Coupon){
		// 接收参数
		$id							= request('id',0);
		// 查询用户
		$oldData					= $Model->where(['id'=>$id])->first();
		// 修改
		if(request()->isMethod('post')){
			// 验证参数
			$request->scene('edit')->validate();
			// 接收数据
			$productCode			= request('product_code','');
			$couponCode				= request('coupon_code','');
			$data['product_id']		= $Product->codeToId($productCode);
			$data['coupon_id']		= $Coupon->codeToId($couponCode);
			// 如果操作失败
			if( !$data['product_id'] ) return json_send(['code'=>'error','msg'=>'请填写正确的产品编码']);
			if( !$data['coupon_id'] ) return json_send(['code'=>'error','msg'=>'请填写正确的优惠券编码']);
			// 查询产品ID是否存在
			$oldId					= $Model->query()->where([['coupon_id','=',$data['coupon_id']],['product_id','=',$data['product_id']]])->value('id');
			// 重复提醒
			if( $oldId && $oldId != $id ) return json_send(['code'=>'error','msg'=>'产品编码已存在']);
			// 写入数据表
			$result					= $Model->edit($id,$data);
			// 如果操作失败
			if( !$result ) 			return json_send(['code'=>'error','msg'=>'新增失败']);
			// 记录行为
			$this->addAdminHistory(admin('uid'),$Model->getTable(),$id,2,$oldData,$data);
			// 告知结果
			return					json_send(['code'=>'success','msg'=>'修改成功','action'=>'edit']);
		}
		// 错误告知
		if( !$oldData )				return $this->error('查无数据');
		// 产品编码
		$oldData['product_code'] 	= $Product->idToCode($oldData['product_id']);
		$oldData['coupon_code'] 	= $Coupon->idToCode($oldData['coupon_id']);
		// 分配数据
		$this->assign('oldData',$oldData);
		$this->assign('crumbs','修改');
		// 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('id',0);
		$status			= request('status',0);
		// 查询用户
		$oldData		= $Model->where(['id'=>$id])->first();
		// 如果用户不存在
		if( !$oldData )	return json_send(['code'=>'error','msg'=>'数据不存在']);
		// 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'=>'']);
	}

}