<?php

namespace app\admin\model;

use Exception;
use think\Db;
use think\Model;
use traits\model\SoftDelete;


class Worker extends Model
{
    
    use SoftDelete;

    // 表名
    protected $name = 'worker';
    
    // 自动写入时间戳字段
    protected $autoWriteTimestamp = 'datetime';

    protected $dateFormat = 'Y-m-d H:i:s';
    // 定义时间戳字段名
    protected $createTime = 'create_time';
    protected $updateTime = 'update_time';
    protected $deleteTime = 'deletetime';

    // 追加属性
    protected $append = [
        'status_text'
    ];
    

    public function getStatusList()
    {
        return ['1' => __('Status 1'), '0' => __('Status 0')];
    }


    public function getStatusTextAttr($value, $data)
    {
        $value = $value ?: ($data['status'] ?? '');
        $list = $this->getStatusList();
        return $list[$value] ?? '';
    }


    public function area()
    {
        return $this->belongsTo('Area', 'area_id', 'id', [], 'LEFT')->setEagerlyType(0);
    }


    /**
     * 批量插入数据到数据库
     *
     * @param string $table 数据表名
     * @param array $data 待插入的数据
     * @param int $batchSize 每次插入的数据量（默认 500）
     * @return int 成功插入的总行数
     * @throws Exception 插入失败时抛出异常
     */
    function batchInsert( array $data, int $batchSize = 500): int
    {
        if (empty($data)) {
            throw new Exception('插入数据不能为空');
        }

        // 提取字段名（确保所有数据的字段一致）
        $columns = array_keys($data[0]);
        $columnList = implode(', ', $columns);
        $placeholders = '(' . implode(', ', array_fill(0, count($columns), '?')) . ')';

        $totalInserted = 0;

        Db::startTrans();
        try {
            // 数据分批插入
            foreach (array_chunk($data, $batchSize) as $chunk) {
                $sql = "INSERT INTO {$this->getTable()} ({$columnList}) VALUES " . implode(', ', array_fill(0, count($chunk), $placeholders));
                $stmt = $this->prepare($sql);

                // 将数据展开填充
                $values = [];
                foreach ($chunk as $row) {
                    $values = array_merge($values, array_values($row));
                }

                if ($stmt->execute($values)) {
                    $totalInserted += $stmt->rowCount();
                } else {
                    throw new Exception('批量插入失败');
                }
            }

            Db::commit();
            return $totalInserted;

        } catch (Exception $e) {
            Db::rollback();
            throw new Exception('批量插入失败：' . $e->getMessage());
        }
    }

}