1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43

//! A set of constant values used in the kintsugi runtime.

/// Money matters.
pub mod currency {
    use primitives::TokenSymbol;
    pub use primitives::{Balance, CurrencyId, CurrencyId::Token, KBTC, KINT, KSM};

    pub const NATIVE_TOKEN_ID: TokenSymbol = KINT;
    pub const NATIVE_CURRENCY_ID: CurrencyId = Token(KINT);
    pub const PARENT_CURRENCY_ID: CurrencyId = Token(KSM);
    pub const WRAPPED_CURRENCY_ID: CurrencyId = Token(KBTC);

    // https://github.com/paritytech/polkadot/blob/c4ee9d463adccfa3bf436433e3e26d0de5a4abbc/runtime/kusama/src/constants.rs#L18
    pub const UNITS: Balance = NATIVE_TOKEN_ID.one();
    pub const CENTS: Balance = UNITS / 30_000;
    pub const GRAND: Balance = CENTS * 100_000;
    pub const MILLICENTS: Balance = CENTS / 1_000;

    pub const fn deposit(items: u32, bytes: u32) -> Balance {
        items as Balance * 2_000 * CENTS + (bytes as Balance) * 100 * MILLICENTS
    }
}

/// Time and blocks.
pub mod time {
    use btc_relay::TARGET_SPACING;
    use primitives::{BlockNumber, Moment};

    // The relay chain is limited to 12s to include parachain blocks.
    pub const MILLISECS_PER_BLOCK: u64 = 12000;

    pub const SLOT_DURATION: Moment = MILLISECS_PER_BLOCK;

    // These time units are defined in number of blocks.
    pub const MINUTES: BlockNumber = 60_000 / (MILLISECS_PER_BLOCK as BlockNumber);
    pub const HOURS: BlockNumber = MINUTES * 60;
    pub const DAYS: BlockNumber = HOURS * 24;
    pub const WEEKS: BlockNumber = DAYS * 7;
    pub const YEARS: BlockNumber = DAYS * 365;

    pub const BITCOIN_SPACING_MS: u32 = TARGET_SPACING * 1000;
    pub const BITCOIN_BLOCK_SPACING: BlockNumber = BITCOIN_SPACING_MS / MILLISECS_PER_BLOCK as BlockNumber;
}