From 69e4ec4232d50f88ec3529fe517de889b99d2489 Mon Sep 17 00:00:00 2001
From: Oleg Petrov <90647190+olegpetroveth@users.noreply.github.com>
Date: Wed, 20 Nov 2024 15:40:54 -0500
Subject: [PATCH] Add block times (#1089)

* feat: add BlockTimes constant for average block times in milliseconds

* Add blockchain times

* changeset

* minor version

* feat: make blocktimes chain optional

---------

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>
Co-authored-by: towan <95243956+towanTG@users.noreply.github.com>
---
 .changeset/great-paws-impress.md             |  5 +++++
 packages/swapkit/helpers/src/types/chains.ts | 23 ++++++++++++++++++++
 2 files changed, 28 insertions(+)
 create mode 100644 .changeset/great-paws-impress.md

diff --git a/.changeset/great-paws-impress.md b/.changeset/great-paws-impress.md
new file mode 100644
index 000000000..dbaa053e9
--- /dev/null
+++ b/.changeset/great-paws-impress.md
@@ -0,0 +1,5 @@
+---
+"@swapkit/helpers": minor
+---
+
+Add blockchain times
diff --git a/packages/swapkit/helpers/src/types/chains.ts b/packages/swapkit/helpers/src/types/chains.ts
index 58c8e17d6..4cf0c0669 100644
--- a/packages/swapkit/helpers/src/types/chains.ts
+++ b/packages/swapkit/helpers/src/types/chains.ts
@@ -119,6 +119,29 @@ export const BaseDecimal: Record<Chain, number> = {
   XRD: 18,
 };
 
+export const BlockTimes: Record<Partial<Chain>, number> = {
+  [Chain.Arbitrum]: 0.3,
+  [Chain.Avalanche]: 3,
+  [Chain.Base]: 2,
+  [Chain.BinanceSmartChain]: 3,
+  [Chain.Bitcoin]: 600,
+  [Chain.BitcoinCash]: 600,
+  [Chain.Chainflip]: 5,
+  [Chain.Cosmos]: 2,
+  [Chain.Dash]: 150,
+  [Chain.Dogecoin]: 600,
+  [Chain.Ethereum]: 12.5,
+  [Chain.Kujira]: 2.2,
+  [Chain.Litecoin]: 150,
+  [Chain.Maya]: 6,
+  [Chain.Optimism]: 2,
+  [Chain.Polkadot]: 6,
+  [Chain.Polygon]: 2.1,
+  [Chain.Radix]: 5,
+  [Chain.Solana]: 0.4,
+  [Chain.THORChain]: 6,
+};
+
 export type SubstrateChain = Chain.Polkadot | Chain.Chainflip;
 export const SubstrateChains = [Chain.Polkadot, Chain.Chainflip];