61 lines
1.1 KiB
Go
61 lines
1.1 KiB
Go
package cache
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import (
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"context"
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"encoding/json"
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"fmt"
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"time"
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"github.com/FernandoVideira/LK_API_Temp/internal/store"
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"github.com/go-redis/redis/v8"
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)
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type UserStore struct {
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rdb *redis.Client
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}
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const UserExpTime = time.Hour * 24
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func (s *UserStore) Get(ctx context.Context, id int64) (*store.User, error) {
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cacheKey := fmt.Sprintf("user-%d", id)
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data, err := s.rdb.Get(ctx, cacheKey).Result()
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if err == redis.Nil {
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return nil, nil
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} else if err != nil {
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return nil, err
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}
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var user store.User
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if data != "" {
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err := json.Unmarshal([]byte(data), &user)
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if err != nil {
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return nil, err
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}
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}
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return &user, nil
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}
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func (s *UserStore) Set(ctx context.Context, user *store.User) error {
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if user.ID == 0 {
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return fmt.Errorf("user ID is required")
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}
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cacheKey := fmt.Sprintf("user-%d", user.ID)
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json, err := json.Marshal(user)
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if err != nil {
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return err
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}
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return s.rdb.SetEX(ctx, cacheKey, json, UserExpTime).Err()
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}
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func (s *UserStore) Delete(ctx context.Context, id int64) error {
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cacheKey := fmt.Sprintf("user-%d", id)
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return s.rdb.Del(ctx, cacheKey).Err()
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}
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