From b9923a20b59938e59b3e57defee16a29a0c90a56 Mon Sep 17 00:00:00 2001
From: yinbentan <yinbentan@live.com>
Date: 星期五, 12 七月 2024 15:52:31 +0800
Subject: [PATCH] 产量登记表添加自动编号

---
 models/yield_register.go |   17 +++++++++++++++++
 1 files changed, 17 insertions(+), 0 deletions(-)

diff --git a/models/yield_register.go b/models/yield_register.go
index b22e269..489a38a 100644
--- a/models/yield_register.go
+++ b/models/yield_register.go
@@ -228,3 +228,20 @@
 	}
 	return total, nil
 }
+
+func (slf *YieldRegisterSearch) MaxAutoIncr() (int, error) {
+	type Result struct {
+		Max int
+	}
+
+	var (
+		result Result
+		db     = slf.build()
+	)
+
+	err := db.Select("MAX(id) as max").Scan(&result).Error
+	if err != nil {
+		return result.Max, fmt.Errorf("max err: %v", err)
+	}
+	return result.Max, nil
+}

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