William Petit
e66938f1d3
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Cadoles/bouncer/pipeline/head This commit looks good
94 lines
1.6 KiB
Go
94 lines
1.6 KiB
Go
package redis
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import (
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"context"
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"encoding/json"
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"strings"
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"github.com/pkg/errors"
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"github.com/redis/go-redis/v9"
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)
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type jsonWrapper[T any] struct {
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value T
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}
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func (w *jsonWrapper[T]) MarshalBinary() ([]byte, error) {
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data, err := json.Marshal(w.value)
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if err != nil {
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return nil, errors.WithStack(err)
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}
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return data, nil
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}
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func (w *jsonWrapper[T]) UnmarshalBinary(data []byte) error {
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if err := json.Unmarshal(data, &w.value); err != nil {
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return errors.WithStack(err)
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}
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return nil
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}
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func (w *jsonWrapper[T]) UnmarshalText(data []byte) error {
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if err := json.Unmarshal(data, &w.value); err != nil {
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return errors.WithStack(err)
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}
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return nil
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}
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func (w *jsonWrapper[T]) Value() T {
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return w.value
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}
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func wrap[T any](v T) *jsonWrapper[T] {
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return &jsonWrapper[T]{v}
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}
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func unwrap[T any](v any) (T, error) {
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str, ok := v.(string)
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if !ok {
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return *new(T), errors.Errorf("could not unwrap value of type '%T'", v)
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}
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u := new(T)
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if err := json.Unmarshal([]byte(str), u); err != nil {
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return *new(T), errors.WithStack(err)
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}
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return *u, nil
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}
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func key(parts ...string) string {
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return strings.Join(parts, ":")
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}
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func WithTx(ctx context.Context, client redis.UniversalClient, key string, fn func(ctx context.Context, tx *redis.Tx) error) error {
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txf := func(tx *redis.Tx) error {
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if err := fn(ctx, tx); err != nil {
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return errors.WithStack(err)
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}
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return nil
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}
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err := client.Watch(ctx, txf, key)
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if err != nil {
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return errors.WithStack(err)
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}
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return nil
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}
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func contains[T ~string](values []T, v T) bool {
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for _, vv := range values {
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if vv == v {
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return true
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}
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}
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return false
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}
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