<?php

namespace App\Service;

use App\Model\Asset;
use App\Model\Employee;
use App\Model\InventoryOrder;
use App\Model\InventoryOrderAsset;
use Illuminate\Support\Facades\DB;

class InventoryService extends Service
{
    public function edit($data){
        list($status,$msg) = $this->orderRule($data,false);
        if(!$status) return [$status,$msg];

        try{
            DB::beginTransaction();
            $inventory_model = InventoryOrder::where('order_no',$data['order_no'])->first();
            $inventory_model->inventory_time = $data['inventory_time'] ? json_encode($data['inventory_time']) : '';
            $inventory_model->inventory_start_time = $data['inventory_start_time'] ?? 0;
            $inventory_model->inventory_end_time = $data['inventory_end_time'] ?? 0;
            $inventory_model->order_no = $data['order_no'];
            $inventory_model->oa_employee_id = $data['oa_employee_id'] ?? 0;
            $inventory_model->save();

            InventoryOrderAsset::where('order_no',$data['order_no'])->update([
                'del_time' => time()
            ]);
            if(! empty($data['sub'])){
                $sub = [];
                foreach ($data['sub'] as $value){
                    $tmp = [];
                    $tmp['asset_id'] = $value['asset_id'];
                    $tmp['order_no'] = $data['order_no'];
                    $tmp['located'] = $value['located'];
                    if(! empty($value['state'])) {
                        $tmp['state'] = $value['state'];
                        $tmp['remark'] = $value['remark'];
                    }
                    $sub[] = $tmp;
                }
                InventoryOrderAsset::insert($sub);
            }

            DB::commit();
        }catch (\Throwable $e){
            DB::rollBack();
            return [false,$e->getMessage()];
        }

        return [true,''];
    }

    public function add($data,$user){
        list($status,$msg) = $this->orderRule($data);
        if(!$status) return [$status,$msg];

        try{
            DB::beginTransaction();
            $inventory_model = new InventoryOrder();
            $inventory_model->order_no = $data['order_no'];
            $inventory_model->inventory_time = $data['inventory_time'] ? json_encode($data['inventory_time']) : '';
            $inventory_model->inventory_start_time = $data['inventory_start_time'] ?? 0;
            $inventory_model->inventory_end_time = $data['inventory_end_time'] ?? 0;
            $inventory_model->oa_employee_id = $data['oa_employee_id'] ?? 0;
            $inventory_model->crt_id = $user['id'];
            $inventory_model->save();

            if(! empty($data['sub'])){
                $sub = [];
                foreach ($data['sub'] as $value){
                    $sub[] = [
                        'asset_id' => $value['asset_id'],
                        'order_no' => $data['order_no'],
                        'located' => $value['located'],
                    ];
                }
                InventoryOrderAsset::insert($sub);
            }

            DB::commit();
        }catch (\Throwable $e){
            DB::rollBack();
            return [false,$e->getMessage()];
        }

        return [true,''];
    }

    public function detail($data){
        if($this->isEmpty($data,'order_no')) return [false,'请选择数据'];

        $order = InventoryOrder::where('order_no',$data['order_no'])
            ->where('del_time',0)
            ->select('id','order_no','crt_time','state','crt_id','inventory_time')
            ->first();
        if(empty($order)) return [false,['单据不存在或已被删除！']];
        $order = $order->toArray();
        if($order['inventory_time']) {
            $return = $this->changeDateToNewDate(json_decode($order['inventory_time'],true));
            $order['inventory_time'] = $return;
        }

        $apply = InventoryOrderAsset::where('order_no',$data['order_no'])
            ->where('del_time',0)
            ->select('id','asset_id','state','remark','order_no','located')
            ->get()
            ->toArray();
        $asset = Asset::whereIn('id',array_column($apply,'asset_id'))->get()->toArray();
        $asset = array_column($asset,null,'id');

        $sub = [];
        foreach ($apply as $value){
            $tmp = [];
            $tmp = $asset[$value['asset_id']];
            $tmp['t_id'] = $value['id'];
            $tmp['t_state'] = $value['state'];
            $tmp['t_remark'] = $value['remark'];
            $tmp['t_state_name'] = InventoryOrderAsset::$name[$value['state']] ?? "";
            if(! isset($sub[$value['located']])){
                $sub[$value['located']] = [
                    'located' => $value['located'],
                    'children' => [$tmp]
                ];
            }else{
                $sub[$value['located']]['children'] = array_merge($sub[$value['located']]['children'] ,[$tmp]);
            }

        }

        $order['sub'] = array_values($sub);

        return [true, $order];
    }

    public function del($data){
        if($this->isEmpty($data,'order_no')) return [false,'请选择数据！'];

        $bool = InventoryOrder::where('order_no',$data['order_no'])
            ->where('state','>',InventoryOrder::STATE_ZERO)
            ->exists();
        if($bool) return [false,'请确认盘点单状态,删除失败！'];

        try{
            DB::beginTransaction();

            InventoryOrder::where('order_no',$data['order_no'])
                ->where('del_time',0)
                ->update(['del_time' => time()]);
            InventoryOrderAsset::where('order_no',$data['order_no'])
                ->where('del_time',0)
                ->update(['del_time' => time()]);

            DB::commit();
        }catch (\Throwable $e){
            DB::rollBack();
            return [false,$e->getMessage()];
        }

        return [true,'删除成功'];
    }

    public function getList($data){
        $model = InventoryOrder::where('del_time',0)
            ->select('order_no','id','crt_time','state','crt_id','inventory_time')
            ->orderby('id', 'desc');
        if(! empty($data['crt_time'][0]) && ! empty($data['crt_time'][1])){
            $return = $this->changeDateToTimeStampAboutRange($data['crt_time']);
            $model->where('crt_time','>=',$return[0]);
            $model->where('crt_time','<',$return[1]);
        }
        if(! empty($data['inventory_time'][0]) && ! empty($data['inventory_time'][1])){
            $return = $this->changeDateToTimeStampAboutRange($data['inventory_time']);
            $model->where('inventory_start_time','>=',$return[0]);
            $model->where('inventory_end_time','<',$return[1]);
        }
        if(! empty($data['order_no'])) $model->where('order_no', 'LIKE', '%'.$data['order_no'].'%');
        if(! empty($data['state'])) $model->where('state', $data['state']);

        $list = $this->limit($model,'',$data);
        $list = $this->fillListData($list);

        return [true, $list];
    }

    public function fillListData($data){
        if(empty($data['data'])) return $data;

        $emp_map = Employee::whereIn('id',array_column($data['data'],'crt_id'))->pluck('emp_name','id')->toArray();

        date_default_timezone_set('PRC');
        foreach ($data['data'] as $key => $value){
            $data['data'][$key]['crt_time'] = $value['crt_time'] ? date("Y-m-d",$value['crt_time']) : '';
            $data['data'][$key]['crt_name'] = $emp_map[$value['crt_id']] ?? '';
            if($value['inventory_time']) {
                $return = $this->changeDateToNewDate(json_decode($value['inventory_time'],true));
                $value['inventory_time'] = $return[0] . ' ' . $return[1];
            }
            $data['data'][$key]['inventory_time'] = $value['inventory_time'];
        }

        return $data;
    }

    public function orderRule(&$data, $is_check = true){
        if($this->isEmpty($data,'sub')) return [false,'盘点数据不能为空！'];

        if($is_check){
            $order_no = $this->createOrderNumber();
            if(empty($order_no)) return [false,'盘点单号生成失败！'];
            $data['order_no'] = $order_no;
        }else{
            if($this->isEmpty($data,'order_no')) return [false,'盘点单号不能为空！'];
            $bool = InventoryOrder::where('del_time',0)
                ->where('state','>',InventoryOrder::STATE_ZERO)
                ->exists();
            if($bool) return [false,'编辑失败，请确认盘点单状态！'];

            $submit_asset = array_column($data['sub'],'asset_id');
            $save_data = InventoryOrderAsset::where('del_time',0)
                ->where('order_no',$data['order_no'])
                ->select('state','remark','asset_id')
                ->get()->toArray();
            foreach ($save_data as $value){
                if($value['state'] > InventoryOrderAsset::STATE_ZERO && ! in_array($value['asset_id'], $submit_asset)) return [false,'已盘点资产不能删除！'];
            }
            $map = array_column($save_data,null,'asset_id');
            foreach ($data['sub'] as $key => $value){
                if(isset($map[$value['asset_id']]) && $map[$value['asset_id']]['state'] > InventoryOrderAsset::STATE_ZERO) {
                    $data['sub'][$key]['state'] = $map[$value['asset_id']]['state'];
                    $data['sub'][$key]['remark'] = $map[$value['asset_id']]['remark'];
                }
            }
        }
        if(! empty($data['inventory_time'])){
            $return = $this->changeDateToTimeStampAboutRange($data['inventory_time']);
            $data['inventory_start_time'] = $return[0];
            $data['inventory_end_time'] = $return[1];
        }

        return [true, ''];
    }

    public function createOrderNumber(){
        $str = InventoryOrder::prefix . date('Ymd',time());

        $order_number = InventoryOrder::where('order_no','Like','%'. $str . '%')
            ->max('order_no');

        if(empty($order_number)){
            $number = str_pad(1,6,'0',STR_PAD_LEFT);
            $number = $str . $number;
        }else{
            $tmp = substr($order_number, -6);
            $tmp = $tmp + 1;

            if(strlen($tmp) > 6) return '';

            $number = str_pad($tmp,6,'0',STR_PAD_LEFT);
            $number = $str . $number;
        }

        return $number;
    }

    public function updateAssetState($data){
        list($status,$msg) = $this->updateAssetStateRule($data);
        if(! $status) return [false,$msg];

        try {
            DB::beginTransaction();
            foreach ($data['data'] as $value){
                InventoryOrderAsset::where('id',$value['id'])
                    ->where('del_time',0)
                    ->update([
                        'remark' => $value['remark'],
                        'state' => $value['state']
                    ]);
            }
            DB::commit();
        }catch (\Exception $exception){
            DB::rollBack();
            return [false,$exception->getMessage()];
        }

        return [true,''];
    }

    public function updateAssetStateRule($data){
        if(empty($data['data'])) return [false,'盘点单资产数据不能为空'];

        $id = array_column($data['data'],'id');
        $bool = InventoryOrderAsset::whereIn('id',$id)
            ->where('del_time',0)
            ->where('state','>',InventoryOrderAsset::STATE_ZERO)
            ->exists();
        if($bool) return [false,'请确认盘点数据资产的状态,盘点失败！'];

        return [true,''];
    }

    public function updateOrderState($data){
        list($status,$msg) = $this->updateOrderStateRule($data);
        if(! $status) return [false,$msg];

        InventoryOrder::where('order_no',$data['order_no'])
            ->where('del_time',0)
            ->update(['state' => $data['state']]);

        return [true,''];
    }

    public function updateOrderStateRule($data){
        if(empty($data['order_no'])) return [false,'盘点单单号不能为空'];
        if(empty($data['state'])) return [false,'盘点单状态不能为空'];

        $bool = InventoryOrder::where('order_no',$data['order_no'])
            ->where('del_time',0)
            ->where('state','>',InventoryOrder::STATE_ZERO)
            ->exists();
        if($bool) return [false,'请确认盘点单的状态,操作失败！'];

        return [true,''];
    }
}