Files
sub2api/backend/internal/repository/sql_scan.go
huangzhenpc d274c8cb14
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feat: 品牌重命名 Sub2API -> TianShuAPI
- 前端: 所有界面显示、i18n 文本、组件中的品牌名称
- 后端: 服务层、设置默认值、邮件模板、安装向导
- 数据库: 迁移脚本注释
- 保持功能完全一致,仅更改品牌名称

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
2026-01-04 17:50:29 +08:00

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package repository
import (
"context"
"database/sql"
"errors"
)
type sqlQueryer interface {
QueryContext(ctx context.Context, query string, args ...any) (*sql.Rows, error)
}
// scanSingleRow 执行查询并扫描第一行到 dest。
// 若无结果,可通过 errors.Is(err, sql.ErrNoRows) 判断。
// 如果 Close 失败,会与原始错误合并返回。
// 设计目的:仅依赖 QueryContext避免 QueryRowContext 对 *sql.Tx 的强绑定,
// 让 ent.Tx 也能作为 sqlExecutor/Queryer 使用。
func scanSingleRow(ctx context.Context, q sqlQueryer, query string, args []any, dest ...any) (err error) {
rows, err := q.QueryContext(ctx, query, args...)
if err != nil {
return err
}
defer func() {
if closeErr := rows.Close(); closeErr != nil {
err = errors.Join(err, closeErr)
}
}()
if !rows.Next() {
if err = rows.Err(); err != nil {
return err
}
return sql.ErrNoRows
}
if err = rows.Scan(dest...); err != nil {
return err
}
if err = rows.Err(); err != nil {
return err
}
return nil
}