/
db.go
47 lines (41 loc) · 979 Bytes
/
db.go
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package razchess
import (
"context"
"log"
"time"
"github.com/go-redis/redis/v8"
)
type DB redis.Client
func NewDB(redisURL string) (*DB, error) {
opt, err := redis.ParseURL(redisURL)
if err != nil {
return nil, err
}
db := redis.NewClient(opt)
if err := db.Ping(context.Background()).Err(); err != nil {
return nil, err
}
return (*DB)(db), nil
}
func (db *DB) LoadSessions() map[string]string {
rooms, err := db.Keys(context.Background(), "*").Result()
if err != nil {
log.Println("Redis error:", err)
return nil
}
results := make(map[string]string)
for _, room := range rooms {
game, err := db.Get(context.Background(), room).Result()
if err != nil {
log.Println("Redis error:", err)
continue
}
results[room] = game
}
return results
}
func (db *DB) SaveSession(room, game string, expiration time.Duration) {
if err := db.Set(context.Background(), room, game, expiration).Err(); err != nil {
log.Println("Redis error:", err)
}
}