From 6040f2d44a198e7e4282f17687d7ecc9971b861f Mon Sep 17 00:00:00 2001
From: Misha <mikawamp@gmail.com>
Date: Tue, 25 Jun 2024 16:59:59 +0700
Subject: [PATCH] Shimmer network support (#70)

Adds support for shimmer network https://shimmer.network/
Marked as a legacy because of this issue:
https://github.com/iotaledger/wasp/issues/3392
---
 assets/chains.json | 12 ++++++++++++
 src/chain.rs       |  6 ++++++
 src/named.rs       | 14 ++++++++++++++
 3 files changed, 32 insertions(+)

diff --git a/assets/chains.json b/assets/chains.json
index 37d7947..283746b 100644
--- a/assets/chains.json
+++ b/assets/chains.json
@@ -216,6 +216,18 @@
       "etherscanBaseUrl": "https://polygonscan.com",
       "etherscanApiKeyName": "POLYGONSCAN_API_KEY"
     },
+    "148": {
+      "internalId": "Shimmer",
+      "name": "shimmer",
+      "averageBlocktimeHint": 5000,
+      "isLegacy": true,
+      "supportsShanghai": true,
+      "isTestnet": true,
+      "nativeCurrencySymbol": "SMR",
+      "etherscanApiUrl": "https://explorer.evm.shimmer.network/api",
+      "etherscanBaseUrl": "https://explorer.evm.shimmer.network",
+      "etherscanApiKeyName": null
+    },
     "204": {
       "internalId": "OpBNBMainnet",
       "name": "opbnb-mainnet",
diff --git a/src/chain.rs b/src/chain.rs
index ac4ed76..a1db4df 100644
--- a/src/chain.rs
+++ b/src/chain.rs
@@ -414,6 +414,12 @@ impl Chain {
         Self::from_named(NamedChain::TaikoHekla)
     }
 
+    /// Returns the shimmer testnet chain.
+    #[inline]
+    pub const fn shimmer() -> Self {
+        Self::from_named(NamedChain::Shimmer)
+    }
+
     /// Returns the kind of this chain.
     #[inline]
     pub const fn kind(&self) -> &ChainKind {
diff --git a/src/named.rs b/src/named.rs
index 250bd29..14b0ea3 100644
--- a/src/named.rs
+++ b/src/named.rs
@@ -181,6 +181,8 @@ pub enum NamedChain {
     #[cfg_attr(feature = "serde", serde(alias = "syndr-sepolia"))]
     SyndrSepolia = 444444,
 
+    Shimmer = 148,
+
     #[strum(to_string = "fraxtal")]
     #[cfg_attr(feature = "serde", serde(alias = "fraxtal"))]
     Fraxtal = 252,
@@ -453,6 +455,8 @@ impl NamedChain {
 
             C::Scroll | C::ScrollSepolia => 3_000,
 
+            C::Shimmer => 5_000,
+
             C::Gnosis | C::Chiado => 5_000,
 
             C::Elastos => 5_000,
@@ -530,6 +534,7 @@ impl NamedChain {
             | C::PolygonZkEvmTestnet
             | C::Scroll
             | C::ScrollSepolia
+            | C::Shimmer
             | C::Metis
             | C::Viction
             | C::Elastos
@@ -643,6 +648,7 @@ impl NamedChain {
             | C::EtherlinkTestnet
             | C::Scroll
             | C::ScrollSepolia
+            | C::Shimmer
             | C::OpBNBMainnet
             | C::OpBNBTestnet
             | C::KakarotSepolia
@@ -703,6 +709,7 @@ impl NamedChain {
             | C::PolygonAmoy
             | C::PolygonZkEvmTestnet
             | C::ScrollSepolia
+            | C::Shimmer
             | C::ZkSyncTestnet
             | C::ZoraGoerli
             | C::ZoraSepolia
@@ -794,6 +801,8 @@ impl NamedChain {
 
             C::Ronin => "RON",
 
+            C::Shimmer => "SMR",
+
             _ => return None,
         })
     }
@@ -918,6 +927,10 @@ impl NamedChain {
                 ("https://api-sepolia.scrollscan.com/api", "https://sepolia.scrollscan.com")
             }
 
+            C::Shimmer => {
+                ("https://explorer.evm.shimmer.network/api", "https://explorer.evm.shimmer.network")
+            }
+
             C::Metis => {
                 ("https://andromeda-explorer.metis.io/api", "https://andromeda-explorer.metis.io")
             }
@@ -1148,6 +1161,7 @@ impl NamedChain {
             C::Metis
             | C::Chiado
             | C::Sepolia
+            | C::Shimmer
             | C::Rsk
             | C::Sokol
             | C::Poa