Feature/ss58 format

node/parallel/src/chain_spec/heiko.rs

@@ -33,7 +33,9 @@ use sp_runtime::{
     FixedPointNumber,
 };
 
-use crate::chain_spec::{get_account_id_from_seed, get_authority_keys_from_seed, Extensions};
+use crate::chain_spec::{
+    as_properties, get_account_id_from_seed, get_authority_keys_from_seed, Extensions,
+};
 
 /// Specialized `ChainSpec` for the normal parachain runtime.
 pub type ChainSpec = sc_service::GenericChainSpec<GenesisConfig, Extensions>;
@@ -75,8 +77,8 @@ pub fn development_config(id: ParaId) -> ChainSpec {
         },
         vec![],
         None,
-        None,
-        None,
+        Some("heiko-dev"),
+        Some(as_properties(network::NetworkType::Heiko)),
         Extensions {
             relay_chain: "rococo-local".into(),
             para_id: id.into(),
@@ -168,8 +170,8 @@ pub fn local_testnet_config(id: ParaId) -> ChainSpec {
         },
         vec![],
         None,
-        None,
-        None,
+        Some("heiko-local"),
+        Some(as_properties(network::NetworkType::Heiko)),
         Extensions {
             relay_chain: "kusama".into(),
             para_id: id.into(),

node/parallel/src/chain_spec/mod.rs

@@ -15,13 +15,44 @@
 pub mod heiko;
 pub mod parallel;
 
-use primitives::*;
 use sc_chain_spec::{ChainSpecExtension, ChainSpecGroup};
+use sc_service::Properties;
 use serde::{Deserialize, Serialize};
+use serde_json::json;
 use sp_consensus_aura::sr25519::AuthorityId as AuraId;
 use sp_core::{sr25519, Pair, Public};
 use sp_runtime::traits::IdentifyAccount;
 
+use primitives::{network::NetworkType, *};
+
+/// Token symbol of heiko network.
+pub const HEIKO_TOKEN: &str = "HKO";
+/// Token symbol of parallel network.
+pub const PARALLEL_TOKEN: &str = "PARA";
+
+/// Generate chain properties for network.
+///
+/// For fields definition, see https://github.com/polkadot-js/apps/blob/bd78840d2142df121d182e8700b20308880dde0a/packages/react-api/src/Api.tsx#L115
+pub(crate) fn as_properties(network: NetworkType) -> Properties {
+    let (symbol, decimal) = token_info(&network);
+    json!({
+        "ss58Format": network.ss58_addr_format_id(),
+        "tokenSymbol": symbol,
+        "tokenDecimals": decimal,
+    })
+    .as_object()
+    .expect("Network properties are valid; qed")
+    .to_owned()
+}
+
+/// Return (token_symbol, token_decimal) of this network.
+fn token_info(network: &NetworkType) -> (&str, u8) {
+    match network {
+        NetworkType::Heiko => (HEIKO_TOKEN, 12),
+        NetworkType::Parallel => (PARALLEL_TOKEN, 12),
+    }
+}
+
 /// Helper function to generate a crypto pair from seed
 pub fn get_from_seed<TPublic: Public>(seed: &str) -> <TPublic::Pair as Pair>::Public {
     TPublic::Pair::from_string(&format!("//{}", seed), None)

node/parallel/src/chain_spec/parallel.rs

@@ -22,7 +22,7 @@ use parallel_runtime::{
     SystemConfig, TechnicalCommitteeConfig, TokensConfig, ValidatorFeedersMembershipConfig,
     VestingConfig, WASM_BINARY,
 };
-use primitives::*;
+use primitives::{network::NetworkType, *};
 use sc_service::ChainType;
 use sp_consensus_aura::sr25519::AuthorityId as AuraId;
 use sp_core::crypto::UncheckedInto;
@@ -32,7 +32,9 @@ use sp_runtime::{
     FixedPointNumber,
 };
 
-use crate::chain_spec::{get_account_id_from_seed, get_authority_keys_from_seed, Extensions};
+use crate::chain_spec::{
+    as_properties, get_account_id_from_seed, get_authority_keys_from_seed, Extensions,
+};
 
 /// Specialized `ChainSpec` for the normal parachain runtime.
 pub type ChainSpec = sc_service::GenericChainSpec<GenesisConfig, Extensions>;
@@ -74,8 +76,8 @@ pub fn development_config(id: ParaId) -> ChainSpec {
         },
         vec![],
         None,
-        None,
-        None,
+        Some("parallel-dev"),
+        Some(as_properties(NetworkType::Parallel)),
         Extensions {
             relay_chain: "rococo-local".into(),
             para_id: id.into(),
@@ -167,8 +169,8 @@ pub fn local_testnet_config(id: ParaId) -> ChainSpec {
         },
         vec![],
         None,
-        None,
-        None,
+        Some("parallel-local"),
+        Some(as_properties(NetworkType::Parallel)),
         Extensions {
             relay_chain: "polkadot".into(),
             para_id: id.into(),

primitives/src/lib.rs

@@ -16,6 +16,8 @@
 #![allow(clippy::unnecessary_cast)]
 #![allow(clippy::upper_case_acronyms)]
 
+pub mod network;
+
 use codec::{Decode, Encode};
 use sp_runtime::{
     traits::{CheckedDiv, IdentifyAccount, Verify},

primitives/src/network.rs

@@ -0,0 +1,24 @@
+#[cfg(feature = "std")]
+use serde::{Deserialize, Serialize};
+use sp_runtime::RuntimeDebug;
+
+/// Network type for parallel.
+#[derive(Clone, Copy, RuntimeDebug)]
+#[cfg_attr(feature = "std", derive(Serialize, Deserialize))]
+pub enum NetworkType {
+    Parallel,
+    Heiko,
+}
+
+impl NetworkType {
+    /// Return ss58 address prefix from network type.
+    pub fn ss58_addr_format_id(&self) -> u8 {
+        match self {
+            NetworkType::Heiko => HEIKO_PREFIX,
+            NetworkType::Parallel => PARALLEL_PREFIX,
+        }
+    }
+}
+
+pub const HEIKO_PREFIX: u8 = 110;
+pub const PARALLEL_PREFIX: u8 = 172;