Migrate package imports from next.orly.dev to new orly domain structure; add new varint and binary encoders with comprehensive tests; enhance existing tag and envelope implementations with additional methods, validations, and test coverage; introduce shared test.sh script for streamlined testing across modules.

pkg/database/get-serial-by-id.go

@@ -0,0 +1,77 @@
+package database
+
+import (
+	"bytes"
+
+	"database.orly/indexes/types"
+	"encoders.orly/filter"
+	"encoders.orly/tag"
+	"github.com/dgraph-io/badger/v4"
+	"lol.mleku.dev/chk"
+	"lol.mleku.dev/errorf"
+)
+
+func (d *D) GetSerialById(id []byte) (ser *types.Uint40, err error) {
+	var idxs []Range
+	if idxs, err = GetIndexesFromFilter(&filter.F{Ids: tag.NewFromBytesSlice(id)}); chk.E(err) {
+		return
+	}
+	if len(idxs) == 0 {
+		err = errorf.E("no indexes found for id %0x", id)
+	}
+	if err = d.View(
+		func(txn *badger.Txn) (err error) {
+			it := txn.NewIterator(badger.DefaultIteratorOptions)
+			var key []byte
+			defer it.Close()
+			it.Seek(idxs[0].Start)
+			if it.ValidForPrefix(idxs[0].Start) {
+				item := it.Item()
+				key = item.Key()
+				ser = new(types.Uint40)
+				buf := bytes.NewBuffer(key[len(key)-5:])
+				if err = ser.UnmarshalRead(buf); chk.E(err) {
+					return
+				}
+			} else {
+				// just don't return what we don't have? others may be
+				// found tho.
+			}
+			return
+		},
+	); chk.E(err) {
+		return
+	}
+	return
+}
+
+//
+// func (d *D) GetSerialBytesById(id []byte) (ser []byte, err error) {
+// 	var idxs []Range
+// 	if idxs, err = GetIndexesFromFilter(&filter.F{Ids: tag.New(id)}); chk.E(err) {
+// 		return
+// 	}
+// 	if len(idxs) == 0 {
+// 		err = errorf.E("no indexes found for id %0x", id)
+// 	}
+// 	if err = d.View(
+// 		func(txn *badger.Txn) (err error) {
+// 			it := txn.NewIterator(badger.DefaultIteratorOptions)
+// 			var key []byte
+// 			defer it.Close()
+// 			it.Seek(idxs[0].Start)
+// 			if it.ValidForPrefix(idxs[0].Start) {
+// 				item := it.Item()
+// 				key = item.Key()
+// 				ser = key[len(key)-5:]
+// 			} else {
+// 				// just don't return what we don't have? others may be
+// 				// found tho.
+// 			}
+// 			return
+// 		},
+// 	); chk.E(err) {
+// 		return
+// 	}
+// 	return
+// }