From ba6c0d7110925609c61cd27e61c5f2d6a72a7a19 Mon Sep 17 00:00:00 2001
From: Marek <mail@marek.onl>
Date: Mon, 22 Apr 2024 20:22:07 +0200
Subject: [PATCH] Impl `zcash_protocol::consensus::Parameters`

---
 Cargo.lock                            |  1 +
 zebra-chain/Cargo.toml                |  4 ++--
 zebra-chain/src/parameters/network.rs | 15 +++++++++++++++
 3 files changed, 18 insertions(+), 2 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index e33c79bc1..75ab1682f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -5898,6 +5898,7 @@ dependencies = [
  "zcash_history",
  "zcash_note_encryption",
  "zcash_primitives",
+ "zcash_protocol",
  "zebra-test",
 ]
 
diff --git a/zebra-chain/Cargo.toml b/zebra-chain/Cargo.toml
index 2abde7524..617e45157 100644
--- a/zebra-chain/Cargo.toml
+++ b/zebra-chain/Cargo.toml
@@ -98,6 +98,8 @@ zcash_encoding = "0.2.0"
 zcash_history = "0.4.0"
 zcash_note_encryption = "0.4.0"
 zcash_primitives = { version = "0.13.0-rc.1", features = ["transparent-inputs"] }
+zcash_protocol = { version = "0.1.1" }
+zcash_address = { version = "0.3.2" }
 
 # Time
 chrono = { version = "0.4.38", default-features = false, features = ["clock", "std", "serde"] }
@@ -131,8 +133,6 @@ serde_json = { version = "1.0.115", optional = true }
 # Production feature async-error and testing feature proptest-impl
 tokio = { version = "1.37.0", optional = true }
 
-zcash_address = { version = "0.3.2" }
-
 # Experimental feature shielded-scan
 zcash_client_backend = { version = "0.10.0-rc.1", optional = true }
 
diff --git a/zebra-chain/src/parameters/network.rs b/zebra-chain/src/parameters/network.rs
index d8cee48f0..2166a5d16 100644
--- a/zebra-chain/src/parameters/network.rs
+++ b/zebra-chain/src/parameters/network.rs
@@ -339,3 +339,18 @@ impl zcash_primitives::consensus::Parameters for Network {
         self.kind().b58_script_address_prefix()
     }
 }
+
+impl zcash_protocol::consensus::Parameters for Network {
+    fn network_type(&self) -> zcash_address::Network {
+        self.kind().into()
+    }
+
+    fn activation_height(
+        &self,
+        nu: zcash_protocol::consensus::NetworkUpgrade,
+    ) -> Option<zcash_protocol::consensus::BlockHeight> {
+        NetworkUpgrade::from(nu)
+            .activation_height(self)
+            .map(|Height(h)| zcash_protocol::consensus::BlockHeight::from_u32(h))
+    }
+}