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Use Polkadot Constants instead of Hardcoding (#868)

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* added Polkadot constants

* remove hardcoded constants

* cargo +nightly fmt

* add const existential deposit

* update

* cargo +nightly fmt

* not pulling

* readd constants.rs modules

* update

* Cargo.lock

* update

* add balance constants

* Update polkadot-parachains/statemine/src/constants.rs

Co-authored-by: Alexander Popiak <alexander.popiak@gmail.com>

* cargo fmt

Co-authored-by: Alexander Popiak <alexander.popiak@gmail.com>
This commit is contained in:
Doordashcon
2022-01-13 12:54:59 +01:00
committed by GitHub
parent 9452a64099
commit 2d9123d456
10 changed files with 37 additions and 25 deletions
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polkadot-parachains/statemine/src/constants.rs
+8 -7
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@@ -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
}
}