6da6964451
- Go/Gin/GORM + 纯 Go SQLite(无 cgo) - Channel 多渠道接口:支付宝当面付(precreate)/电脑网站支付(page.pay) 已实现,微信占位 - 多商户 merchants 表,回调验签+金额核对+幂等+查单兜底 - 收款页/结果页/二维码端点;docs/ 设计文档与部署 Runbook - 密钥走环境变量/Bitwarden,不入库 Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
22 lines
498 B
Go
22 lines
498 B
Go
package util
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import (
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"fmt"
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"strings"
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"time"
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"github.com/google/uuid"
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)
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// NewOutTradeNo 生成全局唯一的商户订单号:<code>-<时间>-<随机>,控制在 64 字符内。
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// 例:yanmei-20260624153012-a1b2c3d4
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func NewOutTradeNo(merchantCode string) string {
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code := merchantCode
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if len(code) > 16 {
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code = code[:16]
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}
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ts := time.Now().Format("20060102150405")
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suffix := strings.ReplaceAll(uuid.NewString(), "-", "")[:8]
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return fmt.Sprintf("%s-%s-%s", code, ts, suffix)
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}
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