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package object
import (
"fmt"
"os"
"path/filepath"
"strings"
"gopkg.in/yaml.v3"
)
type ItemStore struct {
dataDir string
cache map[string]*ItemDef
}
func NewItemStore(dataDir string) *ItemStore {
return &ItemStore{
dataDir: dataDir,
cache: make(map[string]*ItemDef),
}
}
func (s *ItemStore) Load(id string) (*ItemDef, error) {
if def, ok := s.cache[id]; ok {
return def, nil
}
path := filepath.Join(s.dataDir, "items", id+".yaml")
data, err := os.ReadFile(path)
if err != nil {
return nil, fmt.Errorf("read item %s: %w", id, err)
}
var def ItemDef
if err := yaml.Unmarshal(data, &def); err != nil {
return nil, fmt.Errorf("parse item %s: %w", id, err)
}
s.cache[id] = &def
return &def, nil
}
func (s *ItemStore) LoadAll() ([]*ItemDef, error) {
dir := filepath.Join(s.dataDir, "items")
entries, err := os.ReadDir(dir)
if err != nil {
return nil, err
}
var defs []*ItemDef
for _, e := range entries {
if e.IsDir() || filepath.Ext(e.Name()) != ".yaml" {
continue
}
id := strings.TrimSuffix(e.Name(), ".yaml")
def, err := s.Load(id)
if err != nil {
continue
}
defs = append(defs, def)
}
return defs, nil
}
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