32 lines
845 B
Go
32 lines
845 B
Go
package mint
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import (
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"time"
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sdk "github.com/cosmos/cosmos-sdk/types"
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)
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// Inflate every block, update inflation parameters once per hour
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func BeginBlocker(ctx sdk.Context, k Keeper) {
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blockTime := ctx.BlockHeader().Time
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minter := k.GetMinter(ctx)
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params := k.GetParams(ctx)
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mintedCoin := minter.BlockProvision(params)
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k.fck.AddCollectedFees(ctx, sdk.Coins{mintedCoin})
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k.sk.InflateSupply(ctx, sdk.NewDecFromInt(mintedCoin.Amount))
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if blockTime.Sub(minter.LastUpdate) < time.Hour {
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return
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}
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// adjust the inflation, hourly-provision rate every hour
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totalSupply := k.sk.TotalPower(ctx)
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bondedRatio := k.sk.BondedRatio(ctx)
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minter.Inflation = minter.NextInflationRate(params, bondedRatio)
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minter.AnnualProvisions = minter.NextAnnualProvisions(params, totalSupply)
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minter.LastUpdate = blockTime
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k.SetMinter(ctx, minter)
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}
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