From 66b3b1104976da6fbca323539a8b211a16c6f5cc Mon Sep 17 00:00:00 2001
From: Tnze <cjd001113@outlook.com>
Date: Sun, 28 Jul 2024 00:02:55 +0800
Subject: [PATCH] Add tags api

---
 registry/README.md   | 33 ---------------------------------
 registry/registry.go | 12 ++++++++++++
 2 files changed, 12 insertions(+), 33 deletions(-)
 delete mode 100644 registry/README.md

diff --git a/registry/README.md b/registry/README.md
deleted file mode 100644
index 81429fc..0000000
--- a/registry/README.md
+++ /dev/null
@@ -1,33 +0,0 @@
-# Registry System
-
-instance {
-    ResourceLocation {
-        namespace: string
-        path: string
-    }
-
-    ResourceKey<T> {
-        registryName: ResourceLocation
-        location: ResourceLocation
-    }
-
-    registry<T> {
-        getId(T): int
-        byId(int): T
-
-        getKey(T): ResourceLocation
-        getResourceKey(T): ResourceKey<T>
-        get(ResourceKey<T>): T
-        get(ResourceLocation): T
-
-        getTags(TagKey<T>): (TagKey<T>, *T[])[]
-        getTagNames(): TagKey<T>[]
-        resetTags()
-        bindTags((TagKey<T>, *T[])[])
-    }[]
-
-    TagKey<T> {
-        *Registry<T>
-        ResourceLocation
-    }
-}
diff --git a/registry/registry.go b/registry/registry.go
index 46defce..2413572 100644
--- a/registry/registry.go
+++ b/registry/registry.go
@@ -1,5 +1,7 @@
 package registry
 
+import "slices"
+
 type Registry[E any] struct {
 	keys    map[string]int32
 	values  []E
@@ -47,6 +49,16 @@ func (r *Registry[E]) Put(name string, data E) (id int32, val *E) {
 	return
 }
 
+// Tags
+
+func (r *Registry[E]) Tag(tag string) []*E {
+	return slices.Clone(r.tags[tag])
+}
+
+func (r *Registry[E]) ClearTags() {
+	r.tags = make(map[string][]*E)
+}
+
 // func (r *Registry[E]) BindTags(tag string, ids []int32) error {
 // 	values := make([]*E, len(ids))
 // 	for i, id := range ids {