model

type Metrics struct {
	ErrCounter *prometheus.CounterVec
	Histogram  *prometheus.HistogramVec
}

type RedisURLCounterRepo struct {
	RedisMasterClient redis.Cmdable
	RedisSlaveClient  redis.Cmdable
}

type RedisURLRepo struct {
	Base              URLRepo
	RedisMasterClient redis.Cmdable
	RedisSlaveClient  redis.Cmdable
}

type SQLURLRepo struct {
	MasterDB *gorm.DB
	SlaveDB  *gorm.DB
}

type URL struct {
	gorm.Model
	URL   string `json:"url"`
	Count int64  `json:"count"`
}

type URLCounterRepo interface {
	Incr(id uint64) error
	Decr(id uint64, count int64) error
	Keys() ([]string, error)
	Get(key string) (int64, error)
}

type URLRepo interface {
	Create(url *URL) error
	FindByID(id uint64) (*URL, error)
	Update(id uint64, additionalCount int64) error
}