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code/allapp/allapp-go-v3/pkg/db/common.go

@@ -0,0 +1,52 @@
+package db
+
+import (
+	"fmt"
+	"strconv"
+	"strings"
+)
+
+func validateData(table string, keyField string, data map[string]any) (any, error) {
+	if table == "" {
+		return nil, fmt.Errorf("表名不能为空")
+	}
+
+	if len(data) == 0 {
+		return nil, fmt.Errorf("数据不能为空")
+	}
+
+	if keyField == "" {
+		return nil, fmt.Errorf("主键字段不能为空")
+	}
+
+	val, ok := data[keyField]
+	if !ok {
+		return nil, fmt.Errorf("缺少主键字段: %s", keyField)
+	}
+
+	if val == nil {
+		return nil, fmt.Errorf("主键字段值不能为空")
+	}
+
+	return val, nil
+}
+
+// 高效 placeholder 转换
+func convertPlaceholder(sql string) string {
+	var sb strings.Builder
+	sb.Grow(len(sql))
+
+	argIndex := 1
+
+	for i := 0; i < len(sql); i++ {
+		if sql[i] == '?' {
+			sb.WriteByte('$')
+			sb.WriteString(strconv.Itoa(argIndex))
+			argIndex++
+		} else {
+			sb.WriteByte(sql[i])
+		}
+	}
+
+	return sb.String()
+}