<?php

namespace App\Service;

use App\Model\Calendar;
use App\Model\CalendarDetails;
use App\Model\Employee;
use Illuminate\Support\Facades\DB;

class CalendarService extends Service
{
    public function calendarEdit($data,$user){
        list($status,$msg) = $this->calendarRule($data, $user, false);
        if(!$status) return [$status,$msg];

        try {
            DB::beginTransaction();

            $model = Calendar::where('id',$data['id'])->first();
            $model->time = $data['time'] ?? 0;
            $model->work_days = $data['work_days'] ?? 0;
            $model->save();

            $time = time();
            CalendarDetails::where('del_time',0)
                ->where('calendar_id', $model->id)
                ->update(['del_time' => $time]);
            $this->saveDetail($model->id, $time, $data);

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

        return [true, ''];
    }

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

        try {
            DB::beginTransaction();

            $model = new Calendar();
            $model->time = $data['time'] ?? 0;
            $model->work_days = $data['work_days'] ?? 0;
            $model->crt_id = $user['id'];
            $model->top_depart_id = $data['top_depart_id'];
            $model->save();

            $this->saveDetail($model->id, time(), $data);

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

        return [true, ''];
    }

    private function saveDetail($id, $time, $data){
        if(! empty($data['details'])){
            $unit = [];
            foreach ($data['details'] as $value){
                $unit[] = [
                    'calendar_id' => $id,
                    'time' => $value['time'],
                    'is_work' => $value['is_work'],
                    'crt_time' => $time,
                    'top_depart_id' => $value['top_depart_id'],
                    'month' => $value['month'],
                ];
            }
            if(! empty($unit)) CalendarDetails::insert($unit);
        }
    }

    private function getDetail($id){
        $data = CalendarDetails::where('del_time',0)
            ->where('calendar_id', $id)
            ->get()->toArray();

        $unit = [];
        foreach ($data as $value){
            $unit[] = [
                'time' => date("Y-m-d",$value['time']),
                'is_work' => $value['is_work'],
            ];
        }

        $detail = [
            'details' => $unit,
        ];

        foreach ($detail as $key => $value) {
            if (empty($value)) {
                $detail[$key] = (object)[]; // 转成 stdClass 对象
            }
        }

        return $detail;
    }

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

        try {
            DB::beginTransaction();
            $time = time();

            Calendar::where('del_time',0)
                ->whereIn('id',$data['id'])
                ->update(['del_time' => $time]);

            CalendarDetails::where('del_time',0)
                ->whereIn('calendar_id', $data['id'])
                ->update(['del_time' => $time]);

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

        return [true, ''];
    }

    public function calendarDetail($data, $user){
        if($this->isEmpty($data,'id')) return [false,'请选择数据！'];
        $customer = Calendar::where('del_time',0)
            ->where('id',$data['id'])
            ->first();
        if(empty($customer)) return [false,'日历设置不存在或已被删除'];
        $customer = $customer->toArray();
        $customer['time']  = ! empty($customer['time']) ? date("Y-m", $customer['time']) : "";
        $customer['crt_name'] = Employee::where('id',$customer['crt_id'])->value('title');
        $customer['crt_time'] = $customer['crt_time'] ? date("Y-m-d H:i:s",$customer['crt_time']): '';

        $details = $this->getDetail($data['id']);
        $customer = array_merge($customer, $details);

        return [true, $customer];
    }

    public function calendarCommon($data,$user, $field = []){
        if(empty($field)) $field = Calendar::$field;

        $model = Calendar::Clear($user,$data);
        $model = $model->where('del_time',0)
            ->select($field)
            ->orderby('id', 'desc');

        if(! empty($data['id'])) $model->whereIn('id', $data['id']);
        if(! empty($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($data['time'][0]) && ! empty($data['time'][1])) {
            $return = $this->changeDateToTimeStampAboutRange($data['time']);
            $model->where('time','>=',$return[0]);
            $model->where('time','<=',$return[1]);
        }

        return $model;
    }

    public function calendarList($data,$user){
        $model = $this->calendarCommon($data, $user);
        $list = $this->limit($model,'',$data);
        $list = $this->fillData($list,$user,$data);

        return [true, $list];
    }

    public function calendarRule(&$data, $user, $is_add = true){
        $data['top_depart_id'] = $user['top_depart_id'];
        if(empty($data['time'])) return [false, '年月不能为空'];
        $data['time'] = $this->changeDateToMonth($data['time']);

        $res = $this->checkNumber($data['work_days'],0,'positive');
        if(! $res['valid']) return [false,'工作日：' . $res['error']];

        if(! empty($data['details'])){
            foreach ($data['details'] as $key => $value){
                if(empty($value['time'])) return [false, '日期不能为空'];
                $data['details'][$key]['time'] = $this->changeDateToDate($value['time']);
                if(! isset($value['is_work'])) return [false, '是否工作日不能为空'];
                $data['details'][$key]['top_depart_id'] = $data['top_depart_id'];
                $data['details'][$key]['month'] = $data['time'];
            }
        }

        if($is_add){
            $bool = Calendar::where('time', $data['time'])
                ->where('top_depart_id', $data['top_depart_id'])
                ->where('del_time',0)
                ->exists();
        }else{
            if(empty($data['id'])) return [false,'ID不能为空'];
            $bool = Calendar::where('time',$data['time'])
                ->where('top_depart_id', $data['top_depart_id'])
                ->where('id','<>',$data['id'])
                ->where('del_time',0)
                ->exists();
        }
        if($bool) return [false, '该年月下的日历设置已存在'];

        return [true, ''];
    }

    public function fillData($data, $user, $search){
        if(empty($data['data'])) return $data;

        $emp = (new EmployeeService())->getEmployeeMap(array_unique(array_column($data['data'],'crt_id')));
        foreach ($data['data'] as $key => $value){
            $data['data'][$key]['crt_time'] = $value['crt_time'] ? date('Y-m-d H:i:s',$value['crt_time']) : '';
            $data['data'][$key]['time'] = $value['time'] ? date('Y-m',$value['time']) : '';
            $data['data'][$key]['crt_name'] = $emp[$value['crt_id']] ?? '';
        }

        return $data;
    }
}