package catalogs

import (
	"encoding/json"
	"os"
	"path/filepath"
	"sync"
)

var _ = json.RawMessage{}
var _ = sync.Mutex{}
var _ = os.ReadFile
var _ = filepath.Join

// One grantable item row surfaced by the 道具 panel section.
type ItemCatalogEntry4229938 struct {
	Id uint32 `json:"id"`
	Name string `json:"name"`
	Quality uint32 `json:"quality"`
	SubType uint32 `json:"subType"`
}

// 
// Build-4229938 backpack item catalog, read from ItemCatalog.json in the configured client-data
// directory.
// That file is a slim projection of the client's ConsumableConfig.json — the only table in the
// config dump whose rows carry the LT.ConfigGen.ICommonItemConfig interface fields, i.e.
// the real backpack item table (Id / Name / Quality / SubType). Ids live in 36000000..36999999,
// which also contains the three wallet currencies (36920001/2/3); callers that grant "everything"
// must skip those so the wallet and the backpack do not disagree.
// 
var (
	ItemCatalog4229938_cacheLock sync.RWMutex
	ItemCatalog4229938_cached = false
	ItemCatalog4229938_entries []any
)

// LoadItemCatalog4229938 loads catalog records from client config directory
func LoadItemCatalog4229938(configDir string) ([]any, error) {
	ItemCatalog4229938_cacheLock.RLock()
	if ItemCatalog4229938_cached {
		defer ItemCatalog4229938_cacheLock.RUnlock()
		return ItemCatalog4229938_entries, nil
	}
	ItemCatalog4229938_cacheLock.RUnlock()

	ItemCatalog4229938_cacheLock.Lock()
	defer ItemCatalog4229938_cacheLock.Unlock()
	if ItemCatalog4229938_cached { return ItemCatalog4229938_entries, nil }

	filePath := filepath.Join(configDir, "ItemCatalog.json.json")
	data, err := os.ReadFile(filePath)
	if err != nil {
		return nil, err
	}

	var raw struct {
		Records []json.RawMessage `json:"records"`
	}
	if err := json.Unmarshal(data, &raw); err != nil {
		return nil, err
	}

	var result []any
	for _, item := range raw.Records {
		var m map[string]any
		if err := json.Unmarshal(item, &m); err == nil {
			result = append(result, m)
		}
	}

	ItemCatalog4229938_entries = result
	ItemCatalog4229938_cached = true
	return result, nil
}

func ItemCatalog4229938_Find(id uint32) *ItemCatalogEntry4229938 {
	// Catalog helper ItemCatalog4229938_Find
	return nil
}