Use Polkadot Constants instead of Hardcoding

client/cli/src/lib.rs

@@ -54,8 +54,9 @@ impl PurgeChainCmd {
 		relay_config: sc_service::Configuration,
 	) -> sc_cli::Result<()> {
 		let databases = match (self.parachain, self.relaychain) {
-			(true, true) | (false, false) =>
-				vec![("parachain", para_config.database), ("relaychain", relay_config.database)],
+			(true, true) | (false, false) => {
+				vec![("parachain", para_config.database), ("relaychain", relay_config.database)]
+			},
 			(true, false) => vec![("parachain", para_config.database)],
 			(false, true) => vec![("relaychain", relay_config.database)],
 		};

parachain-template/node/src/command.rs

@@ -241,7 +241,7 @@ pub fn run() -> Result<()> {
 				You can enable it with `--features runtime-benchmarks`."
 					.into())
 			},
-		Some(Subcommand::TryRuntime(cmd)) =>
+		Some(Subcommand::TryRuntime(cmd)) => {
 			if cfg!(feature = "try-runtime") {
 				let runner = cli.create_runner(cmd)?;
 
@@ -256,7 +256,8 @@ pub fn run() -> Result<()> {
 				})
 			} else {
 				Err("Try-runtime must be enabled by `--features try-runtime`.".into())
-			},
+			}
+		},
 		None => {
 			let runner = cli.create_runner(&cli.run.normalize())?;
 

polkadot-parachains/src/command.rs

@@ -418,7 +418,7 @@ pub fn run() -> Result<()> {
 				You can enable it with `--features runtime-benchmarks`."
 					.into())
 			},
-		Some(Subcommand::TryRuntime(cmd)) =>
+		Some(Subcommand::TryRuntime(cmd)) => {
 			if cfg!(feature = "try-runtime") {
 				// grab the task manager.
 				let runner = cli.create_runner(cmd)?;
@@ -448,7 +448,8 @@ pub fn run() -> Result<()> {
 				}
 			} else {
 				Err("Try-runtime must be enabled by `--features try-runtime`.".into())
-			},
+			}
+		},
 		Some(Subcommand::Key(cmd)) => Ok(cmd.run(&cli)?),
 		None => {
 			let runner = cli.create_runner(&cli.run.normalize())?;

polkadot-parachains/statemine/Cargo.toml

@@ -68,6 +68,7 @@ parachains-common = { path = "../parachains-common", default-features = false }
 # Polkadot dependencies
 polkadot-parachain = { git = "https://github.com/paritytech/polkadot", default-features = false, branch = "master" }
 polkadot-runtime-common = { git = "https://github.com/paritytech/polkadot", default-features = false, branch = "master" }
+kusama-runtime-constants = { git = "https://github.com/paritytech/polkadot", default-features = false, branch = "master" }
 xcm = { git = "https://github.com/paritytech/polkadot", default-features = false, branch = "master" }
 xcm-builder = { git = "https://github.com/paritytech/polkadot", default-features = false, branch = "master" }
 xcm-executor = { git = "https://github.com/paritytech/polkadot", default-features = false, branch = "master" }

polkadot-parachains/statemine/src/constants.rs

@@ -14,19 +14,20 @@
 // limitations under the License.
 
 pub mod currency {
+	use kusama_runtime_constants as constants;
 	use node_primitives::Balance;
 
-	/// The existential deposit. Set to 1/10 of its parent Relay Chain (v9020).
-	pub const EXISTENTIAL_DEPOSIT: Balance = CENTS / 10;
+	/// The existential deposit. Set to 1/10 of its parent Relay Chain.
+	pub const EXISTENTIAL_DEPOSIT: Balance = constants::currency::EXISTENTIAL_DEPOSIT / 10;
 
-	pub const UNITS: Balance = 1_000_000_000_000;
-	pub const CENTS: Balance = UNITS / 30_000;
-	pub const GRAND: Balance = CENTS * 100_000;
-	pub const MILLICENTS: Balance = CENTS / 1_000;
+	pub const UNITS: Balance = constants::currency::UNITS;
+	pub const CENTS: Balance = constants::currency::CENTS;
+	pub const GRAND: Balance = constants::currency::GRAND;
+	pub const MILLICENTS: Balance = constants::currency::MILLICENTS;
 
 	pub const fn deposit(items: u32, bytes: u32) -> Balance {
 		// map to 1/10 of what the kusama relay chain charges (v9020)
-		(items as Balance * 2_000 * CENTS + (bytes as Balance) * 100 * MILLICENTS) / 10
+		constants::currency::deposit(items, bytes) / 10
 	}
 }
 

polkadot-parachains/statemint/Cargo.toml

@@ -68,6 +68,7 @@ parachains-common = { path = "../parachains-common", default-features = false }
 # Polkadot dependencies
 polkadot-parachain = { git = "https://github.com/paritytech/polkadot", default-features = false, branch = "master" }
 polkadot-runtime-common = { git = "https://github.com/paritytech/polkadot", default-features = false, branch = "master" }
+polkadot-runtime-constants = { git = "https://github.com/paritytech/polkadot", default-features = false, branch = "master" }
 xcm = { git = "https://github.com/paritytech/polkadot", default-features = false, branch = "master" }
 xcm-builder = { git = "https://github.com/paritytech/polkadot", default-features = false, branch = "master" }
 xcm-executor = { git = "https://github.com/paritytech/polkadot", default-features = false, branch = "master" }

polkadot-parachains/statemint/src/constants.rs

@@ -15,18 +15,19 @@
 
 pub mod currency {
 	use node_primitives::Balance;
+	use polkadot_runtime_constants as constants;
 
 	/// The existential deposit. Set to 1/10 of its parent Relay Chain (v9010).
-	pub const EXISTENTIAL_DEPOSIT: Balance = 10 * CENTS;
+	pub const EXISTENTIAL_DEPOSIT: Balance = constants::currency::EXISTENTIAL_DEPOSIT / 10;
 
-	pub const UNITS: Balance = 10_000_000_000;
-	pub const DOLLARS: Balance = UNITS;
-	pub const CENTS: Balance = UNITS / 100; // 100_000_000
-	pub const MILLICENTS: Balance = CENTS / 1_000; // 100_000
+	pub const UNITS: Balance = constants::currency::UNITS;
+	pub const DOLLARS: Balance = constants::currency::DOLLARS;
+	pub const CENTS: Balance = constants::currency::CENTS;
+	pub const MILLICENTS: Balance = constants::currency::MILLICENTS;
 
 	pub const fn deposit(items: u32, bytes: u32) -> Balance {
 		// 1/10 of Polkadot v9010
-		(items as Balance * 20 * DOLLARS + (bytes as Balance) * 100 * MILLICENTS) / 10
+		constants::currency::deposit(items, bytes) / 10
 	}
 }
 

polkadot-parachains/westmint/Cargo.toml

@@ -68,6 +68,7 @@ parachains-common = { path = "../parachains-common", default-features = false }
 # Polkadot dependencies
 polkadot-parachain = { git = "https://github.com/paritytech/polkadot", default-features = false, branch = "master" }
 polkadot-runtime-common = { git = "https://github.com/paritytech/polkadot", default-features = false, branch = "master" }
+westend-runtime-constants = { git = "https://github.com/paritytech/polkadot", default-features = false, branch = "master" }
 xcm = { git = "https://github.com/paritytech/polkadot", default-features = false, branch = "master" }
 xcm-builder = { git = "https://github.com/paritytech/polkadot", default-features = false, branch = "master" }
 xcm-executor = { git = "https://github.com/paritytech/polkadot", default-features = false, branch = "master" }

polkadot-parachains/westmint/src/constants.rs

@@ -15,18 +15,19 @@
 
 pub mod currency {
 	use node_primitives::Balance;
+	use westend_runtime_constants as constants;
 
 	/// The existential deposit. Set to 1/10 of its parent Relay Chain.
-	pub const EXISTENTIAL_DEPOSIT: Balance = 100 * MILLICENTS;
+	pub const EXISTENTIAL_DEPOSIT: Balance = constants::currency::EXISTENTIAL_DEPOSIT / 10;
 
-	pub const UNITS: Balance = 1_000_000_000_000;
-	pub const CENTS: Balance = UNITS / 100;
-	pub const MILLICENTS: Balance = CENTS / 1_000;
-	pub const GRAND: Balance = CENTS * 100_000;
+	pub const UNITS: Balance = constants::currency::UNITS;
+	pub const CENTS: Balance = constants::currency::CENTS;
+	pub const MILLICENTS: Balance = constants::currency::MILLICENTS;
+	pub const GRAND: Balance = constants::currency::GRAND;
 
 	pub const fn deposit(items: u32, bytes: u32) -> Balance {
 		// 1/10 of Westend testnet
-		(items as Balance * 100 * CENTS + (bytes as Balance) * 5 * MILLICENTS) / 10
+		constants::currency::deposit(items, bytes) / 10
 	}
 }