package commands

import (
	"errors"
	"redisClone/pkg/core"
)

func Hvalues(args []string, getShard func(k string) *core.Shard) interface{} {
	key := args[1]
	s := getShard(key)
	item, exists := s.Data[key]
	if !exists {
		return nil
	}
	hash, ok := item.Value.(map[string]string)
	if !ok {
		return errors.New("WRONGTYPE Operation against a key holding the wrong kind of value")
	}
	values := make([]string, 0, len(hash))
	for _, v := range hash {
		values = append(values, v)
	}
	return values
}