Initial Hop alpha

2026-07-11 07:33:41 -07:00
commit 675135b77e
19 changed files with 5612 additions and 0 deletions
@@ -0,0 +1,28 @@
+package hop
+
+import (
+	"crypto/rand"
+	"encoding/base32"
+	"fmt"
+	"strings"
+	"time"
+)
+
+var idEncoding = base32.NewEncoding("0123456789ABCDEFGHJKMNPQRSTVWXYZ").WithPadding(base32.NoPadding)
+
+func newID(prefix string) string {
+	var entropy [8]byte
+	if _, err := rand.Read(entropy[:]); err != nil {
+		panic(fmt.Sprintf("generate id: %v", err))
+	}
+	stamp := uint64(time.Now().UTC().UnixMilli())
+	var raw [14]byte
+	raw[0] = byte(stamp >> 40)
+	raw[1] = byte(stamp >> 32)
+	raw[2] = byte(stamp >> 24)
+	raw[3] = byte(stamp >> 16)
+	raw[4] = byte(stamp >> 8)
+	raw[5] = byte(stamp)
+	copy(raw[6:], entropy[:])
+	return strings.ToUpper(prefix) + "_" + idEncoding.EncodeToString(raw[:])
+}