first commit

pkg/hash/hash.go

@@ -0,0 +1,25 @@
+package hash
+
+var _ Hash = (*hash)(nil)
+
+type Hash interface {
+	i()
+
+	// hashids
+	HashidsEncode(params []int) (string, error)
+	HashidsDecode(hash string) ([]int, error)
+}
+
+type hash struct {
+	secret string
+	length int
+}
+
+func New(secret string, length int) Hash {
+	return &hash{
+		secret: secret,
+		length: length,
+	}
+}
+
+func (h *hash) i() {}