126 lines
3.5 KiB
PHP
126 lines
3.5 KiB
PHP
<?php
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namespace app\admin\service;
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use app\admin\validate\BrandSeriesValidate;
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use app\common\model\Brand;
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use app\common\traits\crud\CrudServiceTrait;
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use app\common\model\BrandSeries;
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use support\Request;
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class BrandSeriesService
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{
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use CrudServiceTrait;
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/**
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* 指定当前要操作的模型
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*/
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protected string $modelClass = BrandSeries::class;
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/**
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* 验证器
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*/
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protected $validator = BrandSeriesValidate::class;
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/**
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* 获取验证器
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*/
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public function getValidator()
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{
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return new $this->validator;
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}
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/**
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* 构建查询条件
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*/
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protected function buildQueryConfig(Request $request, string $scene = 'default'): array
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{
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$p = $request->all();
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$config = [];
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$config['model'] = $this->modelClass;
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switch ($scene) {
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case 'index':
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// ====== ====== 排序 ====== ======
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$config['order']['sort'] = 'desc';
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$config['order']['id'] = 'desc';
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// ====== ====== 筛选 ====== ======
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$config['where']['brand_id'] = $p['brand_id'];
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// 状态
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if (isset($p['status']) && in_array($p['status'], [0,1])) {
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$config['where']['status'] = $p['status'];
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}
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// 关键字
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if (isset($p['keyword']) && $p['keyword']) {
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$k = '%' . $p['keyword'] . '%';
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foreach (['series_code','series_name'] as $col) {
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$config['orWhere'][] = [$col, 'like', $k];
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}
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}
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//$config['where']['status'] = 1;
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break;
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case 'show':
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$config['where']['id'] = $p['id'];
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//$config['where']['status'] = 1;
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break;
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case 'store':
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break;
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case 'update':
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$config['where']['id'] = $p['id'];
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break;
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case 'destroy':
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$config['where']['id'] = $p['id'];
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break;
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}
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return $config;
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}
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/**
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* 生成唯一的7位颜色编码
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* 格式：C + (O/I) + 5位字母数字组合
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*
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* @param int $type 类型
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* @return string 7位唯一编码
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*/
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public function generateUniqueModificationCode($brand_id)
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{
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$chars = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ';
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$maxAttempts = 10; // 防止无限循环
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$brand_code = Brand::where('id', $brand_id)->value('brand_code');
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$brand_code = $brand_code??'BS';
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for ($attempt = 0; $attempt < $maxAttempts; $attempt++) {
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// 生成后5位随机字符
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$suffix = '';
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for ($i = 0; $i < 6; $i++) {
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$suffix .= $chars[rand(0, strlen($chars) - 1)];
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}
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$code = $brand_code . $suffix;
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// 检查是否已存在
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$existing = BrandSeries::where('series_code', $code)->first();
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if (!$existing) {
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return $code;
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}
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}
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// 如果1000次尝试后仍然重复，使用时间戳确保唯一性
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$timestamp = substr(time(), -6);
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return $brand_code . $timestamp;
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}
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/**
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* 添加前置处理
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*/
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public function beforeServiceStore($data, Request $request)
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{
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$brand_id = $data['brand_id'] ?? 0;
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$data['series_code'] = $this->generateUniqueModificationCode($brand_id);
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return $data;
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}
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} |