From 2a7cc7725ccf2164fbb4265a4bdc77b72b1de8cb Mon Sep 17 00:00:00 2001
From: Dmitriy Ryajov <dryajov@gmail.com>
Date: Fri, 11 Mar 2022 16:40:39 -0600
Subject: [PATCH] cleanup manifest

---
 dagger/manifest/types.nim | 46 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 dagger/manifest/types.nim

diff --git a/dagger/manifest/types.nim b/dagger/manifest/types.nim
new file mode 100644
index 00000000..d1197123
--- /dev/null
+++ b/dagger/manifest/types.nim
@@ -0,0 +1,46 @@
+## Nim-Dagger
+## Copyright (c) 2022 Status Research & Development GmbH
+## Licensed under either of
+##  * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE))
+##  * MIT license ([LICENSE-MIT](LICENSE-MIT))
+## at your option.
+## This file may not be copied, modified, or distributed except according to
+## those terms.
+
+{.push raises: [Defect].}
+
+import pkg/libp2p
+import pkg/questionable
+
+template EmptyDigests*: untyped =
+  var
+    emptyDigests {.global, threadvar.}:
+      array[CIDv0..CIDv1, Table[MultiCodec, MultiHash]]
+
+  once:
+    emptyDigests = [
+      CIDv0: {
+        multiCodec("sha2-256"): Cid
+        .init("bafybeihdwdcefgh4dqkjv67uzcmw7ojee6xedzdetojuzjevtenxquvyku")
+        .get()
+        .mhash
+        .get()
+      }.toTable,
+      CIDv1: {
+        multiCodec("sha2-256"): Cid
+        .init("QmdfTbBqBPQ7VNxZEYEj14VmRuZBkqFbiwReogJgS1zR1n")
+        .get()
+        .mhash
+        .get()
+      }.toTable,
+    ]
+
+  emptyDigests
+
+type
+  Manifest* = object of RootObj
+    rootHash*: ?Cid
+    blocks*: seq[Cid]
+    version*: CidVersion
+    hcodec*: MultiCodec
+    codec*: MultiCodec