mc root source folder cleanup

mc/nbt/file.go

@@ -0,0 +1,55 @@
+package nbt
+
+import (
+	"compress/gzip"
+	"io"
+	"os"
+
+	"github.com/admin-else/strom/mc/mapstructure"
+)
+
+var Format = mapstructure.NewFormat("nbt", mapstructure.WithRequireAll(), mapstructure.WithTrySnakeCase(), mapstructure.WithTryLowCase())
+
+func ReadFile(file io.Reader, data any) (err error) {
+	n, err := ReadUnstructuredFile(file)
+	if err != nil {
+		return
+	}
+	return Format.Decode(n.Value, data)
+}
+
+func WriteUnstructuredFilePath(path string, n *Tag) (err error) {
+	f, err := os.Create(path)
+	if err != nil {
+		return
+	}
+	defer f.Close()
+	return WriteUnstructuredFile(f, n)
+}
+
+func WriteUnstructuredFile(file io.Writer, n *Tag) (err error) {
+	gzw := gzip.NewWriter(file)
+	defer gzw.Close()
+	err = n.Encode(gzw)
+	return
+}
+
+func ReadUnstructuredFile(file io.Reader) (n *Tag, err error) {
+	r, err := gzip.NewReader(file)
+	if err != nil {
+		return
+	}
+	defer r.Close()
+	n = &Tag{}
+	err = n.Decode(r)
+	return
+}
+
+func ReadUnstructuredFilePath(path string) (n *Tag, err error) {
+	f, err := os.Open(path)
+	if err != nil {
+		return
+	}
+	defer f.Close()
+	return ReadUnstructuredFile(f)
+}