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-190
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@@ -2,12 +2,10 @@ package db
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import (
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"context"
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"github.com/jackc/pgx/v5"
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)
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// WithTx 开启事务(在当前 client 上)
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func (c *Client) WithTx(ctx context.Context, fn func(tx *Client) error) error {
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tx, err := c.pool.Begin(ctx)
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if err != nil {
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return err
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@@ -19,16 +17,22 @@ func (c *Client) WithTx(ctx context.Context, fn func(tx *Client) error) error {
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tx: tx,
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}
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defer func(tx pgx.Tx, ctx context.Context) {
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err := tx.Rollback(ctx)
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if err != nil {
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}
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}(tx, ctx)
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// rollback 兜底(防 panic / 提前 return)
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defer func() {
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_ = tx.Rollback(ctx)
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}()
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// 执行业务
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if err := fn(txClient); err != nil {
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_ = tx.Rollback(ctx)
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return err
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}
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return tx.Commit(ctx)
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// commit
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if err := tx.Commit(ctx); err != nil {
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_ = tx.Rollback(ctx)
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return err
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}
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return nil
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}
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