mc root source folder cleanup

mc/data/biomes.go

@@ -0,0 +1,64 @@
+package data
+
+import "errors"
+
+// [
+//
+//	{
+//	  "id": 0,
+//	  "name": "badlands",
+//	  "category": "mesa",
+//	  "temperature": 2.0,
+//	  "has_precipitation": false,
+//	  "dimension": "overworld",
+//	  "displayName": "Badlands",
+//	  "color": 7254527
+//	},
+
+type Biome struct {
+	Id               int32
+	Name             string
+	Category         string
+	Temperature      float64
+	HasPrecipitation bool
+	Dimension        string
+	DisplayName      string
+	Color            int
+}
+
+var BiomesCache = make(map[string][]*Biome)
+
+func BiomesForVersion(v string) (ret []*Biome) {
+	var ok bool
+	if ret, ok = BiomesCache[v]; ok {
+		return
+	}
+	var b []*Biome
+	must(LoadVersionedJson(v, "biomes", &b))
+	BiomesCache[v] = b
+	return b
+}
+
+func LookupBiomeById(version string, id int32) (biome *Biome, ok bool) {
+	for _, b := range BiomesForVersion(version) {
+		if b.Id == id {
+			biome = b
+			ok = true
+			return
+		}
+	}
+	return
+}
+
+var UnknownBiomeNameErr = errors.New("unknown biome Name")
+
+func LookupBiomeByName(version string, name string) (biome *Biome, ok bool) {
+	for _, b := range BiomesForVersion(version) {
+		if b.Name == name {
+			biome = b
+			ok = true
+			return
+		}
+	}
+	return
+}