61 lines
1.3 KiB
Go
61 lines
1.3 KiB
Go
package data
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import "sync"
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// {
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// "id": 2,
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// "name": "granite",
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// "displayName": "Granite",
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// "stackSize": 64
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// },
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type Item struct {
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Id int32
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Name string
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DisplayName string
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StackSize int32
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}
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var ItemsCache = make(map[string][]*Item)
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var ItemsCacheMutex = &sync.RWMutex{}
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// ItemsForVersion returns the item definitions for the given Minecraft version, caching them after the first load.
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func ItemsForVersion(v string) (ret []*Item) {
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var ok bool
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ItemsCacheMutex.RLock()
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if ret, ok = ItemsCache[v]; ok {
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ItemsCacheMutex.RUnlock()
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return
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}
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ItemsCacheMutex.RUnlock()
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var b []*Item
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must(LoadVersionedJson(v, "items", &b))
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ItemsCacheMutex.Lock()
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ItemsCache[v] = b
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ItemsCacheMutex.Unlock()
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return b
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}
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// LookupItemById returns the item with the given numeric ID in the given version.
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func LookupItemById(version string, id int32) (item *Item, ok bool) {
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for _, i := range ItemsForVersion(version) {
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if i.Id == id {
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item = i
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ok = true
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return
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}
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}
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return
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}
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// LookupItemByName returns the item with the given name in the given version.
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func LookupItemByName(version string, name string) (item *Item, ok bool) {
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for _, i := range ItemsForVersion(version) {
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if i.Name == name {
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item = i
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ok = true
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}
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}
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return
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}
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